ML082880549

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TMI-1 SEIS Ch. 2 Meteorology Web References
ML082880549
Person / Time
Site: Three Mile Island Constellation icon.png
Issue date: 10/14/2008
From:
US Dept of Commerce, National Oceanographic and Atmospheric Administration
To:
Office of Nuclear Reactor Regulation
References
Download: ML082880549 (175)


Text

Wind- Average Wind Speed- (MPH)

NCDC / Get/View Data / Comparative Climatic Data / Search Wind- Average Wind Speed- (MPH)

DATA THROUGH 2002 YRS JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN BIRMINGHAM AP,AL 59 8.1 8.7 9.0 8.2 6.8 6.0 5.7 5.4 6.3 6.2 7.2 7.7 7.1 HUNTSVILLE, AL 35 9.0 9.4 9.8 9.2 7.9 6.9 6.0 5.8 6.7 7.3 8.1 9.0 7.9 MOBILE, AL 54 10.1 10.3 10.7 10.1 8.7 7.5 6.9 6.7 7.7 8.0 8.9 9.6 8.8 MONTGOMERY, AL 58 7.7 8.2 8.3 7.3 6.1 5.8 5.7 5.2 5.9 5.7 6.5 7.1 6.6 ANCHORAGE, AK 49 6.4 6.8 7.1 7.3 8.5 8.4 7.3 6.9 6.7 6.7 6.4 6.3 7.1 ANNETTE, AK 38 11.6 11.8 10.5 10.6 9.0 8.5 7.7 8.1 8.8 11.2 11.7 12.0 10.1 BARROW, AK 69 11.9 11.3 11.3 11.5 12.0 11.5 11.7 12.4 13.2 13.3 12.5 11.7 12.0 BARTER IS.,AK 33 15.1 14.4 13.7 12.0 12.7 11.6 10.9 11.8 13.2 14.8 14.9 13.9 13.2 BETHEL, AK 44 14.5 14.7 13.7 12.9 11.5 11.0 10.6 11.0 11.6 12.3 13.2 13.6 12.6 BETTLES,AK 27 5.8 6.3 7.0 7.4 7.2 6.8 6.5 6.2 6.4 6.4 5.8 5.6 6.5 BIG DELTA,AK 26 11.2 10.2 8.8 8.0 8.2 6.9 6.1 6.6 7.6 8.7 10.2 10.0 8.5 COLD BAY,AK 47 17.5 17.9 17.4 17.5 16.2 15.8 15.6 16.2 16.2 16.6 17.5 17.5 16.8 FAIRBANKS, AK 51 3.0 3.9 5.3 6.6 7.7 7.1 6.6 6.1 6.0 5.3 3.8 3.0 5.4 GULKANA,AK 14 5.0 4.9 6.3 8.5 8.7 8.1 7.7 7.7 7.3 6.0 4.1 3.3 6.5 HOMER, AK 28 7.8 7.7 7.8 8.1 8.2 7.8 7.1 6.6 7.0 7.3 7.7 7.8 7.6 JUNEAU, AK 57 8.1 8.2 8.4 8.5 8.3 7.7 7.5 7.4 8.0 9.5 8.4 8.8 8.2 KING SALMON, AK 47 10.5 11.0 11.3 10.9 11.0 10.5 9.9 10.0 10.4 10.3 10.4 10.1 10.5 KODIAK, AK 49 12.7 12.5 12.5 11.6 10.6 9.3 7.7 8.4 9.7 11.4 12.5 12.6 11.0 KOTZEBUE, AK 56 13.9 13.0 11.9 12.0 10.7 11.9 12.7 13.2 13.2 13.5 14.4 12.9 12.8 MCGRATH, AK 52 3.2 4.2 5.3 6.5 6.7 6.4 5.9 5.8 5.9 5.4 3.7 3.2 5.2 NOME, AK 55 10.8 11.0 10.1 10.1 9.9 9.7 http://www.ncdc.noaa.gov/oa/climate/online/ccd/avgwind.html (1 of 12) [10/14/2008 12:51:19 PM]

Wind- Average Wind Speed- (MPH) 9.7 10.4 11.0 10.5 11.5 10.3 10.4 ST. PAUL ISLAND, AK 28 19.9 20.0 18.8 17.4 14.9 13.6 12.1 13.7 15.4 17.4 20.0 20.1 16.9 TALKEETNA, AK 19 6.0 5.5 5.5 4.7 4.9 5.1 4.2 3.7 3.7 3.8 5.0 4.9 4.8 VALDEZ, AK 22 7.5 7.8 6.7 5.2 5.8 5.9 4.9 4.2 4.3 6.3 7.5 7.0 6.1 YAKUTAT, AK 54 7.2 7.3 7.0 7.1 7.5 6.9 6.6 6.3 6.9 7.8 7.2 7.8 7.1 FLAGSTAFF, AZ 35 6.5 6.6 7.1 7.6 7.3 7.0 5.5 5.0 5.6 5.8 6.6 6.6 6.4 PHOENIX, AZ 57 5.3 5.8 6.6 6.9 7.0 6.7 7.1 6.6 6.3 5.8 5.3 5.1 6.2 TUCSON, AZ 57 7.9 8.1 8.6 8.9 8.8 8.7 8.4 7.9 8.3 8.2 8.1 7.8 8.3 WINSLOW, AZ 42 7.1 8.5 10.3 11.3 10.7 10.6 9.0 8.4 8.1 7.6 7.3 6.7 8.8 YUMA, AZ 28 7.3 7.4 7.9 8.3 8.3 8.5 9.5 8.9 7.3 6.6 6.9 7.2 7.8 FORT SMITH, AR 57 8.2 8.5 9.4 8.9 7.7 6.7 6.3 6.3 6.6 6.8 7.8 8.1 7.6 LITTLE ROCK, AR 60 8.4 8.9 9.6 9.0 7.6 7.1 6.7 6.3 6.6 6.8 8.0 8.1 7.8 BAKERSFIELD, CA 50 5.2 5.8 6.5 7.1 7.9 7.9 7.2 6.8 6.2 5.5 5.1 5.0 6.4 BLUE CANYON, CA 50 7.8 7.7 7.4 6.5 6.5 6.3 5.8 5.9 6.4 6.8 6.6 6.7 6.7 EUREKA, CA. 54 6.9 7.2 7.6 8.0 7.9 7.4 6.8 5.8 5.5 5.6 6.0 6.4 6.8 FRESNO, CA 53 5.2 5.7 6.7 7.4 8.1 8.3 7.4 6.8 6.1 5.2 4.7 4.9 6.4 LONG BEACH, CA 33 5.2 6.0 6.7 7.4 7.1 7.0 6.8 6.6 6.2 5.6 5.2 5.0 6.2 LOS ANGELES AP, CA 54 6.7 7.4 8.1 8.5 8.4 8.0 7.9 7.7 7.3 6.9 6.7 6.6 7.5 LOS ANGELES C.O., CA 28 6.2 6.4 6.5 6.3 6.0 5.4 5.0 4.9 5.1 5.2 5.8 5.8 5.7 MOUNT SHASTA, CA 3 5.0 5.2 5.8 6.2 5.4 5.4 4.4 4.2 4.6 4.2 5.2 5.4 5.1 REDDING, CA 16 6.2 7.1 7.3 7.0 7.3 7.5 6.6 6.1 6.0 6.0 5.7 6.4 6.6 SACRAMENTO, CA 52 7.1 7.3 8.4 8.6 9.0 9.6 8.9 8.4 7.4 6.4 6.0 6.4 7.8 SAN DIEGO, CA 62 6.0 6.6 7.5 7.8 7.9 7.8 7.5 7.4 7.1 6.5 5.9 5.6 7.0 SAN FRANCISCO AP, CA 75 7.2 8.6 10.5 12.2 13.4 14.0 13.6 12.8 11.1 9.4 7.5 7.1 10.6 SAN FRANCISCO C.O., CA 28 6.7 7.5 8.5 9.5 10.4 10.9 11.2 10.5 9.1 7.6 6.3 6.5 8.7 SANTA BARBARA, CA 31 5.1 5.9 6.7 7.6 7.0 6.7 http://www.ncdc.noaa.gov/oa/climate/online/ccd/avgwind.html (2 of 12) [10/14/2008 12:51:19 PM]

Wind- Average Wind Speed- (MPH) 6.5 6.1 5.5 5.5 5.2 4.4 6.0 SANTA MARIA, CA 22 6.4 7.2 8.1 8.0 8.2 7.8 6.5 6.3 5.9 6.0 6.4 6.2 6.9 STOCKTON, CA 42 6.7 7.0 7.7 8.4 9.2 9.2 8.2 7.7 7.1 6.4 5.8 6.4 7.5 ALAMOSA, CO 11 5.6 6.6 8.4 10.3 9.7 9.0 7.0 6.2 6.5 6.4 5.6 4.9 7.2 COLORADO SPRINGS, CO 54 9.4 10.0 11.1 11.6 11.2 10.4 9.3 8.9 9.4 9.6 9.5 9.4 10.0 DENVER, CO 47 8.6 8.7 9.6 10.0 9.3 8.8 8.3 8.0 7.9 7.8 8.2 8.4 8.6 GRAND JUNCTION, CO 56 5.7 6.7 8.4 9.4 9.6 9.8 9.4 9.1 9.0 7.9 6.8 6.0 8.2 PUEBLO, CO 47 7.8 8.5 9.6 10.3 9.7 9.3 8.7 7.9 7.9 7.4 7.5 7.7 8.5 BRIDGEPORT, CT 30 12.5 12.9 13.0 12.4 11.1 9.9 9.4 9.5 10.5 11.3 12.0 12.1 11.4 HARTFORD, CT 48 8.9 9.4 9.9 9.8 8.7 8.0 7.3 7.0 7.3 7.8 8.4 8.7 8.4 WILMINGTON, DE 54 9.8 10.3 11.0 10.4 9.0 8.3 7.8 7.4 7.8 8.1 9.2 9.3 9.0 WASHINGTON DULLES AP, D.C. 40 8.1 8.6 9.0 8.8 7.4 6.8 6.2 5.8 6.2 6.6 7.6 7.7 7.4 WASHINGTON NAT'L AP, D.C. 54 10.0 10.3 10.9 10.5 9.3 8.9 8.3 8.1 8.3 8.7 9.4 9.6 9.4 APALACHICOLA, FL 54 8.3 8.7 8.9 8.5 7.7 7.1 6.4 6.4 7.8 8.0 8.0 8.0 7.8 DAYTONA BEACH, FL 57 8.8 9.3 9.8 9.4 8.9 8.0 7.3 7.0 8.0 8.9 8.3 8.3 8.5 FORT MYERS, FL 57 8.3 8.9 9.3 8.8 8.0 7.2 6.6 6.7 7.4 8.4 8.1 7.9 8.0 GAINESVILLE, FL 19 6.9 7.4 7.8 7.2 6.9 6.1 5.6 5.4 5.8 6.3 6.2 6.0 6.5 JACKSONVILLE, FL 53 8.1 8.7 9.1 8.5 7.9 7.7 7.0 6.7 7.4 7.8 7.6 7.6 7.8 KEY WEST, FL 49 11.8 12.0 12.1 12.2 10.5 9.6 9.4 9.2 9.6 10.8 12.0 11.8 10.9 MIAMI, FL 53 9.5 10.0 10.5 10.5 9.5 8.3 7.9 7.9 8.2 9.2 9.7 9.1 9.2 ORLANDO, FL 54 9.0 9.6 9.9 9.4 8.8 8.0 7.3 7.2 7.6 8.6 8.6 8.5 8.5 PENSACOLA, FL 38 9.0 9.3 9.8 9.5 8.6 7.6 6.9 6.7 7.6 7.9 8.2 8.8 8.3 TALLAHASSEE, FL 41 6.7 7.1 7.5 6.8 6.2 5.7 5.0 5.0 5.9 6.3 5.9 6.3 6.2 TAMPA, FL 56 8.6 9.1 9.4 9.2 8.6 7.9 7.1 6.9 7.6 8.3 8.2 8.3 8.3 VERO BEACH, FL 19 8.7 9.0 9.9 9.5 9.1 7.7 6.9 6.5 7.3 8.6 8.6 8.0 8.3 WEST PALM BEACH, FL 60 10.1 10.5 11.0 10.9 9.9 8.3 http://www.ncdc.noaa.gov/oa/climate/online/ccd/avgwind.html (3 of 12) [10/14/2008 12:51:19 PM]

Wind- Average Wind Speed- (MPH) 7.7 7.7 8.7 10.0 10.4 10.0 9.6 ATHENS, GA 47 8.3 8.6 8.7 8.3 7.1 6.6 6.3 5.8 6.4 6.6 7.3 8.0 7.3 ATLANTA, GA 64 10.4 10.6 10.9 10.1 8.7 8.1 7.7 7.3 8.0 8.5 9.1 9.8 9.1 AUGUSTA,GA 51 6.9 7.5 7.9 7.4 6.4 6.0 5.8 5.3 5.4 5.6 5.9 6.5 6.4 COLUMBUS, GA 44 7.2 7.7 8.0 7.2 6.6 6.1 5.8 5.5 6.4 6.3 6.4 6.9 6.7 MACON, GA 54 8.0 8.4 8.8 8.3 7.4 7.0 6.7 6.2 6.7 6.5 6.9 7.5 7.4 SAVANNAH, GA 52 8.2 8.6 9.1 8.6 7.6 7.4 6.9 6.7 7.2 7.3 7.2 7.6 7.7 HILO, HI 53 7.4 7.7 7.7 7.5 7.4 7.1 6.9 6.8 6.8 6.7 6.8 7.2 7.2 HONOLULU,HI 53 9.4 10.1 11.3 11.6 11.6 12.6 13.1 12.8 11.2 10.5 10.7 10.4 11.3 KAHULUI, HI 30 10.8 11.2 12.2 13.4 13.0 14.9 15.5 14.7 13.0 12.2 11.8 11.3 12.8 LIHUE, HI 52 11.1 11.7 12.7 13.5 12.8 13.2 13.7 13.1 11.7 11.8 12.4 12.0 12.5 BOISE, ID 63 7.9 8.9 9.9 9.9 9.4 9.0 8.4 8.2 8.2 8.3 8.4 8.1 8.7 POCATELLO, ID 50 10.5 10.5 11.1 11.6 10.5 10.1 9.1 8.9 9.0 9.5 10.1 9.9 10.1 CAIRO,IL 22 9.8 9.8 10.6 10.2 8.2 7.4 6.5 6.2 7.0 7.3 9.1 9.3 8.5 CHICAGO,IL 44 11.6 11.4 11.8 11.9 10.5 9.3 8.4 8.2 8.9 10.1 11.1 11.0 10.3 MOLINE, IL 59 10.7 10.6 11.7 11.8 10.1 8.8 7.5 7.1 8.0 9.2 10.6 10.3 9.7 PEORIA, IL 59 10.9 10.9 11.7 11.6 9.9 8.9 7.8 7.3 8.3 9.3 10.6 10.6 9.8 ROCKFORD, IL 52 10.5 10.6 11.6 11.8 10.4 9.3 8.1 7.7 8.4 9.5 10.6 10.4 9.9 SPRINGFIELD, IL 55 12.2 12.2 13.2 13.0 11.1 9.6 8.3 7.9 8.7 10.1 12.2 12.0 10.9 EVANSVILLE, IN 62 9.2 9.3 10.0 9.6 7.9 7.1 6.2 5.8 6.4 6.9 8.7 8.9 8.0 FORT WAYNE, IN 56 11.5 11.0 11.7 11.6 10.0 8.9 8.0 7.3 8.2 9.1 10.9 11.1 9.9 INDIANAPOLIS, IN 54 10.9 10.8 11.6 11.2 9.6 8.5 7.5 7.2 7.9 8.9 10.5 10.5 9.6 SOUTH BEND, IN 54 11.9 11.2 11.9 11.6 10.2 9.1 8.1 7.7 8.5 9.5 11.0 11.2 10.2 DES MOINES, IA 53 11.4 11.2 12.4 12.6 11.0 10.1 8.9 8.6 9.4 10.3 11.3 11.1 10.7 SIOUX CITY, IA 61 11.4 11.2 12.3 13.2 11.8 10.7 9.2 9.1 9.9 10.5 11.4 11.0 11.0 WATERLOO, IA 46 11.4 11.4 12.1 12.6 11.1 9.8 http://www.ncdc.noaa.gov/oa/climate/online/ccd/avgwind.html (4 of 12) [10/14/2008 12:51:19 PM]

Wind- Average Wind Speed- (MPH) 8.4 8.3 9.0 10.2 11.0 11.0 10.5 CONCORDIA, KS 40 11.7 12.1 13.4 13.8 12.1 11.7 11.3 10.9 11.2 11.6 11.8 11.5 11.9 DODGE CITY, KS 60 13.5 13.9 15.5 15.5 14.6 14.0 13.1 12.5 13.5 13.5 13.7 13.4 13.9 GOODLAND, KS 54 12.4 12.4 14.0 14.4 13.5 12.7 11.9 11.5 12.0 11.9 11.9 11.9 12.5 TOPEKA, KS 53 9.7 10.2 11.5 11.7 10.2 9.4 8.4 8.0 8.5 9.0 9.7 9.5 9.6 WICHITA, KS 49 12.0 12.5 13.8 14.0 12.3 12.2 11.3 11.1 11.6 11.9 12.1 11.7 12.2 GREATER CINCINNATI AP 55 10.4 10.4 11.0 10.6 8.7 7.9 7.2 6.8 7.4 8.1 9.7 10.0 9.0 JACKSON, KY 21 7.3 7.4 7.6 7.7 6.0 5.3 5.0 4.6 5.3 6.0 7.0 7.1 6.4 LEXINGTON, KY 55 10.6 10.6 10.9 10.4 8.6 7.9 7.2 6.8 7.6 8.1 9.9 10.3 9.1 LOUISVILLE, KY 55 9.5 9.5 10.1 9.7 8.0 7.4 6.8 6.4 6.8 7.2 8.9 9.1 8.3 PADUCAH KY 18 8.8 8.9 9.4 8.9 7.4 6.2 5.7 5.1 5.6 6.5 8.2 8.4 7.4 BATON ROUGE, LA 51 8.7 9.1 9.1 8.7 7.6 6.5 5.9 5.6 6.4 6.6 7.4 8.1 7.5 LAKE CHARLES, LA 41 9.8 10.0 10.2 9.8 8.6 7.5 6.1 6.1 7.1 7.8 8.8 9.3 8.4 NEW ORLEANS, LA 54 9.3 9.8 9.9 9.4 8.1 6.8 6.1 5.9 7.3 7.6 8.7 9.0 8.2 SHREVEPORT, LA 50 9.2 9.6 10.0 9.6 8.3 7.6 7.1 6.6 7.2 7.4 8.3 8.8 8.3 CARIBOU, ME 22 11.1 10.8 11.7 10.9 10.3 9.3 8.6 8.1 9.2 10.0 10.0 10.4 10.0 PORTLAND, ME 62 9.0 9.4 10.0 9.9 9.1 8.2 7.6 7.5 7.8 8.4 8.8 9.0 8.7 BALTIMORE, MD 52 9.4 9.9 10.7 10.2 8.9 8.2 7.6 7.5 7.7 8.1 8.8 8.9 8.8 BLUE HILL, MA 61 17.2 17.2 17.2 16.4 14.6 13.8 12.9 12.6 13.5 15.2 16.2 16.7 15.3 BOSTON, MA 45 13.7 13.7 13.6 13.1 12.0 11.4 11.0 10.8 11.3 11.9 12.7 13.4 12.4 WORCESTER, MA 36 11.7 11.6 11.5 11.0 10.0 8.9 8.4 8.3 8.6 9.4 10.4 10.9 10.1 ALPENA, MI 42 8.8 8.4 8.9 9.2 8.3 7.5 7.0 6.7 7.1 7.8 8.5 8.4 8.1 DETROIT, MI 44 11.9 11.4 11.7 11.3 10.1 9.2 8.5 8.1 8.7 9.7 11.2 11.3 10.3 FLINT, MI 61 11.8 11.2 11.8 11.5 10.1 9.0 8.1 7.8 8.8 9.8 11.2 11.3 10.2 GRAND RAPIDS, MI 39 11.4 10.6 11.1 11.0 9.7 8.9 8.3 7.9 8.3 9.4 10.5 10.7 9.8 http://www.ncdc.noaa.gov/oa/climate/online/ccd/avgwind.html (5 of 12) [10/14/2008 12:51:19 PM]

Wind- Average Wind Speed- (MPH)

HOUGHTON LAKE, MI 21 9.7 9.1 9.1 9.5 8.8 7.8 7.5 7.0 7.8 8.8 9.6 9.3 8.7 LANSING, MI 43 11.7 10.9 11.2 11.1 9.9 8.8 8.0 7.5 8.2 9.4 10.7 11.0 9.9 MUSKEGON, MI 41 12.2 11.6 11.6 11.5 9.9 9.3 8.8 8.6 9.3 10.7 11.9 11.7 10.6 SAULT STE. MARIE, MI 61 9.6 9.3 10.0 10.3 9.7 8.5 7.8 7.7 8.6 9.2 9.7 9.6 9.2 DULUTH, MN 53 11.6 11.3 11.8 12.3 11.6 10.4 9.4 9.4 10.3 11.2 11.6 11.2 11.0 INTERNATIONAL FALLS, MN 50 8.9 8.8 9.4 9.9 9.4 8.5 7.7 7.5 8.5 9.3 9.4 8.8 8.8 MINNEAPOLIS-ST.PAUL, MN 64 10.5 10.4 11.3 12.2 11.1 10.4 9.4 9.2 10.0 10.6 11.0 10.4 10.5 ROCHESTER, MN 42 14.2 13.7 14.1 14.3 13.2 12.1 10.8 10.4 11.5 12.7 13.6 13.7 12.9 SAINT CLOUD, MN 16 8.4 8.4 9.0 9.8 9.2 8.3 7.1 6.5 7.2 8.4 8.6 8.2 8.3 JACKSON, MS 39 8.2 8.4 8.7 8.0 6.8 6.1 5.2 5.3 6.1 6.2 6.9 7.8 7.0 MERIDIAN, MS 43 7.1 7.5 7.9 7.1 6.0 5.2 4.9 4.6 5.3 5.2 6.1 6.9 6.2 TUPELO, MS 19 7.6 8.2 8.3 7.8 6.6 5.7 5.3 5.2 6.1 6.0 6.9 7.5 6.8 COLUMBIA, MO 32 10.7 10.8 11.7 11.5 9.1 8.7 8.2 7.9 8.6 9.3 10.6 10.6 9.8 KANSAS CITY, MO 30 11.1 11.1 12.3 12.3 10.3 9.9 9.2 8.8 9.6 10.5 11.2 10.9 10.6 ST. LOUIS, MO 53 10.6 10.8 11.6 11.3 9.4 8.8 8.0 7.6 8.2 8.9 10.2 10.3 9.6 SPRINGFIELD, MO 57 11.4 11.5 12.5 12.0 10.2 9.3 8.4 8.4 9.1 10.1 11.0 11.2 10.4 BILLINGS, MT 63 13.0 12.3 11.4 11.4 10.7 10.1 9.5 9.5 10.2 11.0 12.2 13.0 11.2 GLASGOW, MT 33 9.8 10.1 11.2 12.3 12.2 11.1 10.5 10.9 10.9 10.6 9.5 9.7 10.7 GREAT FALLS, MT 61 14.9 13.9 12.8 12.6 11.3 11.1 10.0 10.1 11.2 12.9 14.5 15.2 12.5 HAVRE, MT 3 8.8 9.4 10.2 11.6 12.4 10.8 9.8 9.0 9.4 9.1 10.6 10.8 10.2 HELENA, MT 62 6.7 7.3 8.2 9.1 8.8 8.5 7.8 7.4 7.4 7.1 7.1 6.7 7.7 KALISPELL, MT 40 5.6 5.6 6.7 7.7 7.4 6.9 6.3 6.3 6.1 5.1 5.3 5.1 6.2 MISSOULA, MT 58 5.1 5.6 6.7 7.6 7.4 7.2 6.9 6.7 6.0 5.1 5.0 4.7 6.2 GRAND ISLAND, NE 53 11.7 11.7 13.1 14.0 12.6 11.8 10.5 10.3 11.0 11.2 11.8 11.6 11.8 LINCOLN, NE 30 9.6 10.0 11.3 12.1 10.5 9.8 9.3 9.1 9.5 9.9 9.9 9.6 10.1 http://www.ncdc.noaa.gov/oa/climate/online/ccd/avgwind.html (6 of 12) [10/14/2008 12:51:19 PM]

Wind- Average Wind Speed- (MPH)

NORFOLK, NE 26 11.6 11.5 12.5 13.1 11.5 10.8 9.7 9.5 10.3 11.0 11.4 11.3 11.2 NORTH PLATTE, NE 50 9.2 9.8 11.5 12.6 11.5 10.4 9.5 9.2 9.7 9.6 9.5 9.0 10.1 OMAHA EPPLEY AP, NE 66 10.9 11.1 12.2 12.6 10.9 10.1 8.8 8.8 9.4 9.8 10.9 10.7 10.5 OMAHA (NORTH), NE 9 9.9 9.2 10.5 10.2 8.9 8.3 7.5 7.6 8.6 9.0 9.7 9.8 9.1 SCOTTSBLUFF, NE 51 10.6 11.1 12.0 12.5 11.8 10.5 9.3 8.9 9.4 9.7 10.2 10.4 10.5 VALENTINE, NE 34 9.3 9.4 10.4 11.1 11.0 9.9 9.1 9.2 9.7 9.5 9.7 9.2 9.8 ELKO, NV 47 5.2 5.7 6.6 7.2 6.8 6.7 6.2 5.9 5.4 5.0 5.1 5.0 5.9 ELY, NV 61 10.1 10.3 10.7 10.9 10.7 10.6 10.3 10.4 10.3 10.0 9.9 9.9 10.3 LAS VEGAS, NV 54 7.4 8.5 10.1 11.0 11.0 11.0 10.2 9.6 9.0 8.1 7.8 7.3 9.2 RENO, NV 60 5.6 6.2 7.8 8.2 8.0 7.7 7.2 6.6 5.8 5.4 5.5 5.3 6.6 WINNEMUCCA, NV 46 7.6 8.0 8.6 8.6 8.6 8.5 8.4 7.8 7.6 7.3 7.2 7.4 8.0 CONCORD, NH 60 7.2 7.9 8.1 7.8 7.0 6.5 5.7 5.4 5.6 6.0 6.6 7.0 6.7 MT. WASHINGTON, NH 67 46.1 44.3 41.4 35.8 29.7 27.3 25.3 24.7 28.8 33.8 39.5 44.5 35.1 ATLANTIC CITY AP, NJ 44 10.7 11.1 11.8 11.4 10.1 9.1 8.3 7.9 8.3 8.7 9.9 10.3 9.8 NEWARK, NJ 58 11.2 11.5 11.9 11.2 10.0 9.5 8.9 8.7 9.0 9.4 10.2 10.8 10.2 ALBUQUERQUE, NM 63 8.0 8.8 9.9 10.7 10.5 9.8 8.9 8.1 8.4 8.2 7.9 7.6 8.9 CLAYTON, NM 10 11.9 12.4 13.1 14.4 13.2 12.9 11.2 10.2 11.3 11.8 11.8 12.1 12.2 ROSWELL, NM 29 7.7 8.6 10.1 10.2 9.9 9.7 8.6 7.9 8.0 7.9 7.7 7.6 8.7 ALBANY, NY 64 9.8 10.1 10.6 10.5 9.0 8.3 7.5 7.0 7.4 8.0 9.1 9.3 8.9 BINGHAMTON, NY 51 11.3 11.3 11.5 11.2 9.9 9.3 8.4 8.2 8.8 9.7 10.8 11.0 10.1 BUFFALO, NY 63 14.0 13.3 13.1 12.3 11.4 10.8 10.2 9.7 10.2 11.1 12.6 13.1 11.8 ISLIP, NY 19 9.6 10.1 10.5 9.8 9.0 8.4 7.7 7.4 7.7 8.3 9.4 9.3 8.9 NEW YORK C.PARK, NY 65 10.6 10.7 11.0 10.2 8.8 8.1 7.6 7.5 8.1 8.8 9.8 10.1 9.3 NEW YORK (JFK AP), NY 44 13.0 13.3 13.5 12.7 11.6 10.7 10.2 10.0 10.4 11.0 12.2 12.7 11.8 NEW YORK (LAGUARDIA AP), NY 54 13.7 13.8 13.9 12.9 11.6 11.0 10.4 10.3 11.0 11.6 12.8 13.4 12.2 http://www.ncdc.noaa.gov/oa/climate/online/ccd/avgwind.html (7 of 12) [10/14/2008 12:51:19 PM]

Wind- Average Wind Speed- (MPH)

ROCHESTER, NY 62 11.6 11.1 11.0 10.7 9.3 8.6 8.0 7.7 8.1 8.8 10.2 10.7 9.6 SYRACUSE, NY 53 10.6 10.6 10.7 10.4 9.0 8.3 7.9 7.5 8.2 8.7 10.2 10.3 9.4 ASHEVILLE, NC 38 9.2 9.2 9.2 8.6 6.9 5.8 5.8 5.2 5.5 6.6 7.9 8.6 7.4 CAPE HATTERAS, NC 44 11.8 11.7 11.9 11.7 10.6 10.6 10.0 9.5 10.3 10.6 10.6 11.2 10.9 CHARLOTTE, NC 53 7.8 8.2 8.8 8.6 7.5 6.9 6.6 6.4 6.6 6.7 6.9 7.3 7.4 GREENSBORO-WNSTN-SALM-HGHPT,NC 74 8.1 8.5 9.1 8.8 7.6 6.9 6.5 6.2 6.6 7.0 7.5 7.6 7.5 RALEIGH, NC 53 8.2 8.6 9.3 8.8 7.7 7.0 6.7 6.3 6.7 6.6 7.1 7.7 7.6 WILMINGTON, NC 51 9.0 9.6 10.0 10.1 9.1 8.4 7.9 7.3 7.8 7.9 8.1 8.4 8.6 BISMARCK, ND 63 10.0 9.9 10.9 11.9 11.6 10.4 9.2 9.4 9.9 10.0 9.9 9.5 10.2 FARGO, ND 60 12.6 12.4 13.1 13.6 12.9 11.6 10.5 11.0 11.8 12.5 12.8 12.2 12.2 GRAND FORKS, ND 5 10.8 11.5 11.0 11.0 11.3 10.0 8.3 8.9 9.2 10.3 10.3 10.7 10.3 WILLISTON, ND 38 9.5 9.7 10.1 11.0 11.1 10.3 9.3 9.4 9.7 9.9 9.0 9.4 9.9 AKRON, OH 54 11.6 11.1 11.4 10.8 9.1 8.4 7.6 7.3 8.0 9.1 10.8 11.3 9.7 CLEVELAND, OH 61 12.2 11.8 12.0 11.5 10.0 9.2 8.6 8.2 8.9 9.9 11.8 12.0 10.5 COLUMBUS, OH 53 9.8 9.6 10.1 9.6 8.1 7.2 6.5 6.2 6.4 7.4 9.1 9.4 8.3 DAYTON, OH 59 11.4 11.3 11.7 11.3 9.7 8.8 7.9 7.3 8.1 9.0 11.0 11.1 9.9 MANSFIELD, OH 18 12.6 11.9 11.8 11.4 9.9 9.1 7.9 7.8 8.5 9.9 11.1 11.7 10.3 TOLEDO, OH 47 11.0 10.5 11.0 10.9 9.5 8.4 7.5 7.1 7.7 8.8 10.2 10.4 9.4 YOUNGSTOWN, OH 53 11.4 11.1 11.3 10.8 9.4 8.4 7.7 7.4 8.1 9.2 10.8 11.1 9.7 OKLAHOMA CITY, OK 54 12.5 13.1 14.3 14.2 12.5 11.8 10.9 10.4 10.8 11.8 12.3 12.3 12.2 TULSA, OK 54 10.3 10.7 11.9 11.9 10.6 9.9 9.3 8.8 9.1 9.6 10.3 10.1 10.2 ASTORIA, OR 49 9.1 9.0 8.8 8.7 8.5 8.6 8.7 8.0 7.5 7.5 8.6 9.1 8.5 EUGENE, OR 50 7.8 7.8 8.2 7.7 7.4 7.6 8.0 7.6 7.4 6.7 7.4 7.6 7.6 MEDFORD, OR 53 4.1 4.5 5.2 5.6 5.7 5.9 5.8 5.3 4.5 3.7 3.6 3.7 4.8 PENDLETON, OR 49 7.6 8.2 9.1 9.8 9.5 9.5 9.0 8.6 8.3 7.6 7.8 7.8 8.6 http://www.ncdc.noaa.gov/oa/climate/online/ccd/avgwind.html (8 of 12) [10/14/2008 12:51:19 PM]

Wind- Average Wind Speed- (MPH)

PORTLAND, OR 54 9.9 9.3 8.3 7.4 7.1 7.2 7.6 7.1 6.5 6.5 8.6 9.6 7.9 SALEM, OR 54 7.9 7.8 7.8 7.2 6.7 6.6 6.7 6.3 6.1 6.0 7.4 7.8 7.0 SEXTON SUMMIT, OR 54 12.8 12.5 11.4 10.4 10.2 10.8 11.6 10.7 10.8 11.6 14.0 13.2 11.7 GUAM, PC 12 9.9 11.3 10.8 10.8 9.6 8.3 6.9 6.8 6.2 7.5 9.7 11.2 9.1 JOHNSTON ISLAND, PC 23 14.4 15.8 16.9 16.7 15.9 16.1 16.0 15.4 14.4 15.0 16.0 16.9 15.8 KOROR, PC 37 7.8 7.8 7.7 7.0 6.3 5.9 6.3 6.7 6.5 6.7 6.2 6.9 6.8 KWAJALEIN, MARSHALL IS., PC 36 16.8 16.3 16.3 15.0 13.9 13.1 11.2 9.8 9.1 10.0 12.2 16.5 13.3 MAJURO, MARSHALL IS, PC 38 12.7 13.2 12.9 12.2 11.2 10.0 8.4 7.4 7.1 7.4 8.7 12.0 10.3 PAGO PAGO, AMER SAMOA, PC 35 9.3 9.2 8.8 8.8 10.7 12.5 13.1 13.2 12.8 12.2 10.8 9.7 10.9 POHNPEI, CAROLINE IS., PC 28 8.1 8.4 7.7 7.1 6.5 5.8 5.0 4.7 5.0 4.9 5.4 7.2 6.3 CHUUK, E. CAROLINE IS., PC 37 11.0 11.3 10.9 9.9 8.8 7.5 7.4 7.7 7.9 7.8 8.1 9.9 9.0 WAKE ISLAND, PC 43 13.6 13.5 14.5 15.6 14.3 12.6 12.6 12.0 12.4 14.0 16.0 14.9 13.8 YAP, W CAROLINE IS., PC 33 9.6 10.1 9.7 8.9 7.8 6.9 6.6 6.9 6.9 6.4 7.4 8.8 8.0 ALLENTOWN, PA 53 10.1 10.5 11.1 10.3 9.0 8.1 7.2 6.8 7.3 8.0 9.2 9.5 8.9 ERIE, PA. 48 13.1 12.0 11.9 11.2 9.9 9.6 9.0 9.0 9.9 11.1 12.8 13.0 11.0 HARRISBURG, PA 48 8.2 9.0 9.5 9.1 7.6 6.8 6.2 5.8 6.0 6.6 7.8 8.0 7.5 MIDDLETOWN/HARRISBURG INTL APT 60 8.6 9.1 9.8 9.3 7.8 6.9 6.3 5.9 6.1 6.6 7.9 8.1 7.7 PHILADELPHIA, PA 62 10.3 10.9 11.3 10.8 9.5 8.8 8.2 8.0 8.3 8.8 9.6 10.0 9.5 PITTSBURGH, PA 50 10.4 10.3 10.6 10.2 8.7 8.0 7.3 6.8 7.4 8.3 9.7 10.1 9.0 AVOCA, PA 47 8.8 9.0 9.4 9.3 8.4 7.7 7.2 6.9 7.4 7.7 8.5 8.7 8.2 WILLIAMSPORT, PA 40 8.6 8.7 9.0 8.9 7.7 6.8 6.3 5.9 6.1 6.6 7.9 8.2 7.6 BLOCK IS.,RI 6 12.6 12.1 11.8 10.9 10.2 9.9 9.6 8.1 8.0 9.3 12.6 11.8 10.6 PROVIDENCE, RI 49 10.9 11.4 11.9 11.8 10.6 9.9 9.4 9.2 9.3 9.5 10.2 10.5 10.4 CHARLESTON AP,SC 53 9.1 9.8 10.0 9.7 8.6 8.3 7.8 7.4 7.7 8.0 8.1 8.5 8.6 COLUMBIA, SC 54 7.2 7.7 8.2 8.2 7.0 6.6 http://www.ncdc.noaa.gov/oa/climate/online/ccd/avgwind.html (9 of 12) [10/14/2008 12:51:19 PM]

Wind- Average Wind Speed- (MPH) 6.3 5.8 6.0 6.1 6.3 6.7 6.8 GREENVILLE-SPARTANBURG AP, SC 40 7.6 8.0 8.3 8.0 7.0 6.5 6.1 5.7 6.2 6.5 6.8 7.4 7.0 ABERDEEN, SD 26 11.1 11.3 12.1 12.7 12.2 10.5 9.2 9.8 10.4 10.8 10.9 10.5 11.0 HURON, SD 63 11.4 11.3 12.3 13.2 12.3 11.2 10.3 10.4 11.1 11.3 11.7 11.1 11.5 RAPID CITY, SD 52 10.7 11.1 12.4 13.1 12.2 10.9 10.1 10.2 11.0 11.2 10.9 10.5 11.2 SIOUX FALLS, SD 54 10.9 11.1 12.2 12.9 11.8 10.7 9.8 9.8 10.3 10.7 11.3 10.7 11.0 BRISTOL-JHNSN CTY-KNGSPRT,TN 48 6.4 6.6 7.1 6.9 5.3 4.7 4.3 3.9 4.3 4.6 5.4 5.8 5.4 CHATTANOOGA, TN 62 6.9 7.3 7.7 7.3 5.9 5.3 5.0 4.6 4.9 4.9 6.0 6.4 6.0 KNOXVILLE, TN 60 7.7 8.0 8.4 8.4 6.8 6.3 6.0 5.5 5.6 5.7 6.7 7.2 6.9 MEMPHIS, TN 54 10.0 10.1 10.7 10.2 8.8 7.9 7.5 6.9 7.5 7.7 9.0 9.6 8.8 NASHVILLE, TN 61 9.1 9.3 9.9 9.2 7.6 7.0 6.5 6.2 6.5 6.8 8.4 8.9 8.0 OAK RIDGE,TN 19 4.6 4.7 5.0 5.4 4.2 3.9 3.6 3.3 3.4 3.2 3.8 4.2 4.1 ABILENE, TX 58 11.7 12.5 13.7 13.8 13.0 12.4 10.8 10.1 10.3 11.0 11.6 11.7 11.9 AMARILLO, TX 61 12.8 13.8 15.2 15.2 14.5 14.2 12.7 12.0 12.8 12.8 13.0 12.7 13.5 AUSTIN/CITY, TX 61 9.3 9.7 10.4 10.1 9.5 9.0 8.3 7.7 7.7 7.9 8.6 8.8 8.9 AUSTIN/BERGSTROM, TX 13 7.2 7.4 8.3 7.5 7.6 6.4 6.3 6.0 6.1 6.1 7.0 7.1 6.9 BROWNSVILLE, TX 60 11.1 11.9 13.1 13.6 12.9 12.0 11.3 10.2 9.3 9.4 10.5 10.6 11.3 CORPUS CHRISTI, TX 60 12.0 12.9 14.0 14.3 12.8 11.7 11.5 11.0 10.4 10.4 11.7 11.6 12.0 DALLAS-FORT WORTH, TX 49 11.0 11.7 12.6 12.4 11.1 10.6 9.8 8.9 9.3 9.7 10.7 10.8 10.7 DALLAS-LOVE FIELD, TX 3 9.1 10.1 10.2 11.4 11.8 10.3 9.1 8.5 8.1 9.0 8.3 9.0 9.6 DEL RIO, TX 23 8.6 9.2 10.7 10.9 10.7 11.3 10.7 9.9 8.8 8.9 8.0 8.2 9.7 EL PASO, TX 60 8.3 9.1 10.9 11.0 10.3 9.3 8.3 7.7 7.6 7.5 8.0 7.9 8.8 GALVESTON, TX 60 11.6 11.8 11.9 12.1 11.5 10.7 9.8 9.4 10.1 10.3 11.2 11.3 11.0 HOUSTON, TX 33 8.1 8.5 9.1 9.0 8.1 7.4 6.7 6.1 6.5 6.9 7.6 7.7 7.6 LUBBOCK, TX 53 12.0 13.2 14.6 14.7 14.2 13.6 11.4 10.1 10.5 11.2 11.7 11.8 12.4 MIDLAND-ODESSA, TX 49 10.4 11.2 12.5 12.8 12.5 12.3 http://www.ncdc.noaa.gov/oa/climate/online/ccd/avgwind.html (10 of 12) [10/14/2008 12:51:19 PM]

Wind- Average Wind Speed- (MPH) 10.8 10.1 10.1 10.1 10.4 10.1 11.1 PORT ARTHUR, TX 49 10.7 11.2 11.5 11.5 10.1 8.7 7.4 7.1 8.2 8.8 9.9 10.3 9.6 SAN ANGELO, TX 53 10.2 10.8 12.0 12.1 11.1 10.8 9.8 8.9 8.9 9.3 10.0 9.9 10.3 SAN ANTONIO, TX 60 8.8 9.3 10.1 10.1 9.8 9.7 9.1 8.4 8.3 8.3 8.6 8.4 9.1 VICTORIA, TX 41 10.4 10.9 11.4 11.7 10.7 9.7 8.9 8.3 8.5 8.9 9.6 10.0 9.9 WACO, TX 53 11.3 11.7 12.7 12.6 11.5 11.0 10.7 9.8 9.6 10.0 10.8 10.9 11.1 WICHITA FALLS, TX 54 11.3 11.9 13.1 13.1 12.2 12.1 11.1 10.3 10.4 10.7 11.4 11.1 11.6 SALT LAKE CITY, UT 73 7.5 8.1 9.3 9.6 9.4 9.4 9.5 9.7 9.1 8.5 8.0 7.6 8.8 BURLINGTON, VT 59 9.7 9.4 9.4 9.5 9.0 8.5 8.0 7.7 8.3 8.8 9.6 9.9 9.0 LYNCHBURG, VA 35 8.0 8.1 8.5 8.4 7.0 6.3 5.9 5.6 6.2 6.5 7.2 7.1 7.1 NORFOLK, VA 54 11.4 11.8 12.3 11.8 10.4 9.7 8.9 8.8 9.6 10.2 10.3 10.9 10.5 RICHMOND, VA 54 8.1 8.6 9.1 9.0 7.9 7.4 6.9 6.5 6.7 7.0 7.6 7.8 7.7 ROANOKE, VA 54 9.3 9.4 10.0 9.6 7.8 6.8 6.5 6.1 6.0 6.8 8.1 8.6 7.9 OLYMPIA, WA 49 7.0 7.0 7.2 7.3 6.9 6.7 6.2 6.0 5.7 5.8 6.8 7.1 6.6 QUILLAYUTE, WA 36 6.7 6.8 6.6 6.2 5.9 5.7 5.4 5.1 4.8 5.3 6.3 6.5 5.9 SEATTLE SEA-TAC AP, WA 54 9.5 9.4 9.4 9.4 8.9 8.6 8.1 7.8 8.0 8.3 9.1 9.6 8.8 SPOKANE, WA 55 8.7 9.2 9.7 10.0 9.2 9.3 8.6 8.3 8.2 8.2 8.6 8.7 8.9 YAKIMA, WA 48 5.6 6.4 7.9 8.6 8.5 8.2 7.8 7.4 7.3 6.6 5.8 5.1 7.1 SAN JUAN, PR 47 8.4 8.7 9.1 8.9 8.4 9.0 9.7 8.8 7.6 6.7 7.4 8.0 8.4 BECKLEY, WV 38 9.8 9.8 10.3 9.9 8.4 7.3 6.5 6.2 6.8 7.8 9.1 9.6 8.5 CHARLESTON, WV 55 6.9 6.9 7.5 7.1 5.7 5.2 4.8 4.3 4.6 4.8 6.0 6.4 5.8 ELKINS, WV 31 7.0 7.5 7.7 7.4 6.2 4.5 4.0 3.9 4.0 4.5 6.3 6.4 5.8 HUNTINGTON, WV 40 7.5 7.6 8.0 7.7 6.2 5.7 5.3 5.1 5.3 5.8 6.8 7.3 6.5 GREEN BAY, WI 53 10.8 10.5 10.7 11.2 10.0 9.1 8.2 7.9 8.9 9.8 10.8 10.3 9.9 LA CROSSE, WI 50 8.7 8.7 9.3 10.4 9.4 8.4 7.6 7.5 8.2 9.3 9.8 8.9 8.9 MADISON, WI 56 10.3 10.3 10.9 11.3 10.0 9.0 http://www.ncdc.noaa.gov/oa/climate/online/ccd/avgwind.html (11 of 12) [10/14/2008 12:51:19 PM]

Wind- Average Wind Speed- (MPH) 8.0 7.9 8.4 9.5 10.3 9.8 9.6 MILWAUKEE, WI 62 12.6 12.3 12.7 12.8 11.5 10.4 9.7 9.5 10.4 11.4 12.5 12.2 11.5 CASPER, WY 52 16.0 14.8 13.4 12.5 11.6 10.9 10.1 10.3 10.9 11.9 14.4 15.9 12.7 CHEYENNE, WY 45 15.2 14.6 14.4 14.1 12.6 11.4 10.4 10.4 11.2 12.3 13.5 14.7 12.9 LANDER, WY 56 5.9 5.9 7.0 7.8 7.8 7.8 7.5 7.4 6.9 6.0 5.6 5.6 6.8 SHERIDAN, WY 59 7.7 7.8 8.9 9.8 9.0 8.1 7.3 7.4 7.5 7.5 7.6 7.6 8.0 Top of Page NCDC / Get/View Data / Comparative Climatic Data / Search http://www.ncdc.noaa.gov/oa/climate/online/ccd/avgwind.html Downloaded Tuesday, 14-Oct-2008 12:49:16 EDT Last Updated Friday, 04-Jun-2004 11:10:24 EDT by Dan.Dellinger@noaa.gov Please see the NCDC Contact Page if you have questions or comments.

http://www.ncdc.noaa.gov/oa/climate/online/ccd/avgwind.html (12 of 12) [10/14/2008 12:51:19 PM]

NCDC: Event Details DOC >NOAA >NESDIS >NCDC Search Field: Search NCDC Event Record Details Event: Tornado State: Pennsylvania Begin Date: 05 Apr 1977, 1550 CST Map of Counties Begin Location: Not Known County: Dauphin Begin LAT/LON: 40°15'N / 76°50'W End Location: Not Known Length: 2 Miles Width: 67 Yards Magnitude: F2 Fatalities: 0 Injuries: 1 Property Damage: $ 2.5M Crop Damage: $ 0.0

==

Description:==

None Reported This page dynamically generated 14 Oct 2008 from:

http://www4.ncdc.noaa.gov/cgi-win/wwcgi.dll?wwEvent~storms Please send questions or comments about this system to Stuart.Hinson@noaa.gov Please see the NCDC Contact Page if you have questions or comments.

http://www4.ncdc.noaa.gov/cgi-win/wwcgi.dll?wwevent~ShowEvent~135093 [10/14/2008 12:55:02 PM]

http://climate.met.psu.edu/data/state/pareg.php The following information includes observed average precipitation and temperature for the 10 climate regions across Pennsylvania on a monthly basis for the period 1899 through present. Regional snowfall data is now available for the period 1950 through 2004. Refer to the above map to determine each region's approximate boundary.

Region 1 Region 2 Average Precipitation Average Precipitation Average Snowfall (yearly basis) Average Snowfall (yearly basis)

Average Snowfall (seasonal basis) Average Snowfall (seasonal basis)

Average Temperature Average Temperature Yearly/Seasonal Summaries Yearly/Seasonal Summaries Mean Precipitation & Departure from Mean Mean Precipitation & Departure from Mean Mean Snowfall & Departure from Mean Mean Snowfall & Departure from Mean Mean Temperature & Departure from Mean Mean Temperature & Departure from Mean http://climate.met.psu.edu/data/state/pareg.php (1 of 3) [10/14/2008 1:07:19 PM]

http://climate.met.psu.edu/data/state/pareg.php Region 3 Region 4 Average Precipitation Average Precipitation Average Snowfall (yearly basis) Average Snowfall (yearly basis)

Average Snowfall (seasonal basis) Average Snowfall (seasonal basis)

Average Temperature Average Temperature Yearly/Seasonal Summaries Yearly/Seasonal Summaries Mean Precipitation & Departure from Mean Mean Precipitation & Departure from Mean Mean Snowfall & Departure from Mean Mean Snowfall & Departure from Mean Mean Temperature & Departure from Mean Mean Temperature & Departure from Mean Region 5 Region 6 Average Precipitation Average Precipitation Average Snowfall (yearly basis) Average Snowfall (yearly basis)

Average Snowfall (seasonal basis) Average Snowfall (seasonal basis)

Average Temperature Average Temperature Yearly/Seasonal Summaries Yearly/Seasonal Summaries Mean Precipitation & Departure from Mean Mean Precipitation & Departure from Mean Mean Snowfall & Departure from Mean Mean Snowfall & Departure from Mean Mean Temperature & Departure from Mean Mean Temperature & Departure from Mean Region 7 Region 8 Average Precipitation Average Precipitation Average Snowfall (yearly basis) Average Snowfall (yearly basis)

Average Snowfall (seasonal basis) Average Snowfall (seasonal basis)

Average Temperature Average Temperature Yearly/Seasonal Summaries Yearly/Seasonal Summaries Mean Precipitation & Departure from Mean Mean Precipitation & Departure from Mean Mean Snowfall & Departure from Mean Mean Snowfall & Departure from Mean Mean Temperature & Departure from Mean Mean Temperature & Departure from Mean Region 9 Region 10 Average Precipitation Average Precipitation Average Snowfall (yearly basis) Average Snowfall (yearly basis)

Average Snowfall (seasonal basis) Average Snowfall (seasonal basis)

Average Temperature Average Temperature Yearly/Seasonal Summaries Yearly/Seasonal Summaries Mean Precipitation & Departure from Mean Mean Precipitation & Departure from Mean Mean Snowfall & Departure from Mean Mean Snowfall & Departure from Mean Mean Temperature & Departure from Mean Mean Temperature & Departure from Mean Susquehanna River Basin Out of State Divisional Data http://climate.met.psu.edu/data/state/pareg.php (2 of 3) [10/14/2008 1:07:19 PM]

http://climate.met.psu.edu/data/state/pareg.php New York Division 1 Precipitation New York Division 2 Precipitation New York Division 1 Yearly/Seasonal New York Division 2 Yearly/Seasonal Summaries Summaries New York Division 1 Average Temperature New York Division 2 Average Temperature Maryland Division 6 Precipitation Maryland Division 6 Yearly/Seasonal Summaries Maryland Division 6 Average Temperature http://climate.met.psu.edu/data/state/pareg.php (3 of 3) [10/14/2008 1:07:19 PM]

http://climate.met.psu.edu/data/state/divis/divsum05.php PA DIV-05 PRECIPITATION PA DIV-05 TEMPERATURE Year Yearly Total Spring Summer Fall Winter Yearly Total Spring Summer Fall Winter 2006 45.27 6.93 17.08 12.21 9.05 50.9 49.4 71.1 51.9 31.0 2005 45.47 10.54 10.37 13.57 10.99 50.8 45.0 73.5 54.6 29.9 2004 53.47 12.89 15.49 16.68 9.19 50.4 51.9 69.2 53.8 26.9 2003 54.23 10.49 15.49 16.68 8.70 49.4 47.9 70.1 52.9 28.2 2002 43.68 13.36 8.31 15.49 5.45 51.8 49.4 72.8 52.5 35.5 2001 33.93 8.66 11.90 8.71 5.18 51.4 48.2 71.0 53.7 28.2 2000 39.12 11.97 12.05 7.63 7.22 50.3 51.9 69.5 52.1 30.6 1999 45.73 8.87 11.96 15.16 7.70 51.6 49.5 72.3 53.3 32.6 1998 43.17 15.63 9.56 6.08 14.07 53.4 52.4 70.5 54.2 40.7 1997 35.47 7.86 11.40 10.46 9.10 51.3 47.3 69.8 51.1 31.7 1996 56.85 11.17 13.68 16.98 10.73 49.4 46.7 70.6 51.1 26.6 1995 36.05 6.79 7.84 13.64 8.62 50.7 49.4 73.2 51.9 31.4 1994 48.66 13.23 16.49 9.02 10.25 50.3 50.1 71.2 53.4 23.4 1993 44.79 16.17 9.79 12.05 6.79 49.8 48.3 71.8 51.0 29.5 1992 38.27 10.33 11.72 9.92 6.35 49.3 47.2 67.8 51.1 31.8 1991 31.04 8.11 7.78 8.14 10.10 52.3 52.5 72.9 52.0 32.4 1990 49.18 10.49 14.04 13.50 5.64 52.4 49.7 70.2 54.1 30.2 1989 40.99 11.52 14.64 10.27 5.11 49.0 47.2 69.8 51.8 30.6 1988 33.85 9.04 10.01 9.36 6.03 49.8 49.2 72.5 50.0 28.6 1987 35.50 8.30 10.55 11.50 7.20 50.8 51.2 71.7 50.8 29.4 1986 43.83 10.40 13.44 10.96 7.21 50.6 51.4 69.9 51.3 27.7 1985 36.75 9.34 11.30 11.60 5.27 50.5 51.6 68.5 54.4 30.6 1984 42.80 12.11 14.08 7.34 12.92 49.2 44.4 69.2 52.0 27.8 1983 48.31 15.33 12.14 10.83 5.37 49.7 47.8 70.4 51.6 32.2 1982 36.25 8.51 12.85 7.58 7.31 48.5 47.5 66.7 52.0 25.5 1981 36.38 7.29 11.07 8.47 8.81 49.0 48.8 69.4 50.0 26.7 1980 31.11 13.39 7.27 7.75 3.77 49.1 48.6 70.3 50.6 29.3 1979 48.24 10.81 11.20 14.30 13.52 49.2 49.4 68.7 52.2 25.4 1978 44.56 11.99 13.02 7.32 13.40 48.2 46.6 70.0 51.5 23.3 1977 46.90 11.27 12.32 15.39 4.95 49.5 52.5 69.3 52.6 22.5 1976 40.81 8.87 11.87 13.26 7.95 48.3 49.8 69.0 47.3 29.3 1975 48.74 9.61 12.49 16.29 11.52 50.2 47.1 70.1 53.3 31.2 1974 40.74 10.60 12.95 8.53 10.80 49.5 48.4 68.5 50.4 30.5 1973 46.00 12.54 11.10 10.96 10.35 51.1 49.8 71.3 53.2 30.9 1972 57.71 13.75 21.26 11.02 9.04 48.7 47.0 68.3 49.6 30.0 1971 37.37 6.55 10.33 10.06 10.59 49.9 46.3 69.7 54.7 28.0 1970 40.69 10.12 11.60 12.12 9.04 49.6 47.7 69.9 54.8 24.4 1969 35.49 7.16 13.19 8.27 4.47 49.3 48.4 70.0 51.1 27.9 1968 36.96 10.55 9.07 12.47 5.24 49.1 48.5 69.9 52.9 26.5 1967 40.36 12.42 12.65 9.79 4.67 48.4 45.1 69.6 49.2 29.1 1966 34.20 8.90 5.56 11.56 7.07 48.8 46.4 70.8 49.9 29.2 1965 30.77 7.13 9.17 8.82 7.85 48.8 47.2 68.1 51.4 27.7 1964 33.30 10.09 8.23 4.98 8.94 49.4 48.6 69.1 51.7 25.9 1963 31.48 8.86 8.98 7.85 6.34 47.8 47.8 68.4 52.7 22.5 1962 39.18 8.84 9.78 11.44 9.05 48.4 49.2 69.0 49.4 27.8 1961 37.10 11.59 11.94 6.29 6.11 49.7 46.4 69.9 55.1 24.3 1960 39.53 12.49 11.23 8.77 8.65 49.1 46.1 69.2 52.6 32.7 1959 40.13 8.68 12.17 11.17 5.79 52.0 50.6 72.8 54.4 26.9 1958 39.59 10.83 11.59 9.09 11.87 49.1 48.8 69.3 52.6 29.6 1957 34.05 9.84 6.94 9.17 7.45 51.5 50.4 71.0 52.7 32.5 1956 42.83 9.32 14.47 10.14 5.41 50.4 46.6 69.6 51.9 29.9 1955 38.92 7.66 16.38 11.30 6.77 51.2 51.7 73.2 52.3 29.0 1954 38.47 12.04 10.10 8.62 7.39 50.9 49.2 69.7 53.5 32.6 1953 39.08 15.02 7.62 6.67 9.55 52.2 50.2 70.7 53.5 33.9 1952 45.59 16.12 9.34 11.73 9.94 51.4 48.6 72.6 51.5 32.2 1951 42.63 9.17 11.43 10.36 12.33 50.6 49.4 70.3 51.5 29.9 1950 48.60 10.93 13.45 11.71 10.91 49.8 45.9 69.1 52.5 33.5 1949 37.74 9.19 11.89 6.90 11.00 52.5 49.7 73.4 52.6 34.0 http://climate.met.psu.edu/data/state/divis/divsum05.php (1 of 2) [10/14/2008 1:07:42 PM]

http://climate.met.psu.edu/data/state/divis/divsum05.php 1948 44.81 14.48 10.07 11.00 5.52 50.1 50.2 70.2 53.6 25.8 1947 38.15 11.66 13.43 7.73 6.29 50.3 47.3 70.3 53.9 30.9 1946 43.02 14.47 13.51 9.34 6.46 51.4 51.6 68.2 55.1 28.4 1945 48.03 13.73 12.01 15.05 8.08 50.0 52.8 69.1 52.8 25.3 1944 41.50 14.37 10.10 9.77 4.44 50.7 49.2 71.8 52.1 30.5 1943 39.12 12.73 10.41 11.00 9.23 50.7 48.5 73.6 50.6 29.7 1942 45.57 12.46 11.81 11.88 8.40 51.9 53.4 71.4 54.3 30.8 1941 33.12 6.09 13.06 6.52 6.25 51.7 50.1 70.8 55.8 30.1 1940 42.94 15.54 10.31 8.95 6.90 49.0 46.5 69.8 50.9 28.6 1939 33.06 8.12 9.46 7.36 9.41 52.0 50.4 72.1 52.6 32.2 1938 34.37 8.73 9.84 7.88 7.24 52.2 51.0 72.0 53.9 30.8 1937 47.75 11.33 13.44 12.92 11.65 51.2 48.4 72.7 51.0 34.3 1936 40.74 13.21 10.08 7.54 8.37 50.7 51.2 72.0 53.0 24.2 1935 35.04 7.37 10.88 9.60 7.87 50.5 49.0 71.6 53.1 29.5 1934 39.00 8.30 9.05 15.58 5.17 51.6 50.0 73.3 54.9 28.4 1933 45.14 14.91 15.69 8.79 5.25 52.4 51.2 72.7 52.2 34.1 1932 37.24 10.52 7.89 11.57 8.41 52.4 47.9 72.0 53.0 38.3 1931 31.89 13.02 9.22 3.78 5.32 53.4 49.6 72.4 58.4 30.8 1930 22.76 7.46 6.57 3.33 5.13 51.9 50.1 71.7 53.9 32.6 1929 34.86 10.83 5.97 11.48 4.95 51.4 52.3 70.2 53.1 31.1 1928 33.44 9.60 14.65 4.36 8.12 51.4 48.3 71.7 53.2 31.9 1927 39.24 8.03 9.93 12.48 6.95 51.3 50.2 67.7 55.5 29.8 1926 33.65 3.32 9.82 13.06 7.28 49.5 47.3 70.1 52.2 29.8 1925 29.61 6.61 8.15 8.67 5.72 50.9 50.1 71.7 51.4 30.2 1924 35.67 11.44 10.04 7.17 9.45 49.1 46.8 69.0 51.1 32.5 1923 30.45 7.31 6.90 7.68 6.80 51.0 49.4 71.1 52.4 28.4 1922 25.75 7.24 9.63 4.10 4.61 51.8 51.5 71.0 54.8 30.0 1921 31.96 7.49 7.84 11.10 7.01 53.5 55.1 72.4 54.9 32.7 1920 31.89 6.75 10.19 7.95 5.87 49.8 48.1 69.8 54.3 24.1 1919 37.60 10.01 12.22 9.53 6.59 51.8 51.2 71.2 54.4 34.1 1918 32.75 9.69 8.34 7.44 5.98 50.7 52.6 70.6 52.3 22.6 1917 33.55 6.63 13.88 8.32 5.69 48.2 47.5 71.2 48.1 28.7 1916 32.34 8.63 10.70 6.97 6.88 50.2 47.4 70.7 52.1 30.2 1915 36.29 6.18 12.74 5.30 12.42 50.9 49.2 69.1 54.5 30.2 1914 30.06 8.54 10.11 3.25 6.87 50.0 48.8 71.2 53.3 28.9 1913 33.54 9.70 6.70 10.44 7.34 52.6 51.9 70.9 54.2 33.3 1912 37.73 10.63 10.78 10.44 5.36 49.8 49.4 68.9 54.7 27.0 1911 37.07 6.77 12.36 11.44 6.05 51.7 49.7 71.9 52.0 29.1 1910 31.84 7.95 7.62 6.80 10.56 50.6 52.6 70.2 53.2 27.5 1909 28.37 9.13 5.71 4.51 8.21 51.0 49.4 69.8 52.6 33.4 1908 32.83 11.95 7.78 4.51 10.24 51.6 51.7 71.6 54.2 29.3 1907 37.20 7.87 8.16 13.00 7.47 49.0 47.6 68.4 51.6 27.6 1906 35.91 10.16 12.58 6.92 6.32 51.5 48.3 72.2 53.9 32.9 1905 33.69 6.36 11.63 8.11 5.78 50.2 50.0 70.7 52.6 24.4 1904 33.95 9.34 10.72 7.89 6.53 47.8 48.3 69.6 51.1 22.7 1903 38.52 7.14 15.08 8.62 10.80 50.2 53.0 67.8 51.5 28.9 1902 40.93 7.71 10.16 11.40 12.36 50.3 50.7 69.4 54.6 27.0 1901 40.62 14.36 11.59 6.71 3.92 50.2 48.9 73.6 50.8 28.4 1900 30.59 6.48 9.21 7.14 8.25 52.4 47.9 73.8 57.4 30.4 1899 34.03 8.03 9.10 8.81 5.86 50.3 49.6 71.7 52.4 25.2 http://climate.met.psu.edu/data/state/divis/divsum05.php (2 of 2) [10/14/2008 1:07:42 PM]

http://climate.met.psu.edu/data/state/divis/div05snow.php Division 5 Yearly Snowfall Year January February March April May June July August September October November December Yearly 1950** 1.3 7.3 11.2 0.1 0.0 0.0 0.0 0.0 0.0 0.0 6.0 13.5 39.5 1951** 10.3 3.0 2.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.8 20.6 38.4 1952** 4.9 5.5 7.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.4 4.7 23.7 1953** 6.2 3.0 3.2 0.1 0.0 0.0 0.0 0.0 0.0 0.0 15.7 0.3 28.4 1954** 9.9 1.9 0.3 0.1 0.0 0.0 0.0 0.0 0.0 0.0 2.4 2.3 16.9 1955** 4.0 7.8 2.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4.2 4.5 23.3 1956** 4.6 7.2 9.1 0.5 0.0 0.0 0.0 0.0 0.0 0.0 2.4 1.8 25.6 1957 6.4 7.7 5.8 4.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5.4 29.3 1958 8.0 14.3 12.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.6 3.8 41.4 1959 6.6 1.9 12.3 2.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7.1 30.0 1960 1.4 10.8 16.3 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 16.0 44.9 1961 19.1 15.7 7.0 4.0 0.0 0.0 0.0 0.0 0.0 0.0 2.1 13.5 61.4 1962 3.0 11.9 6.9 0.6 0.0 0.0 0.0 0.0 0.0 0.4 2.5 16.4 41.7 1963 9.3 12.2 6.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.1 12.3 41.6 1964 23.1 18.7 2.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.6 44.7 1965 9.3 1.2 7.1 1.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.3 19.5 1966 23.6 11.3 0.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 13.4 49.2 1967 1.7 13.3 24.5 0.9 0.0 0.0 0.0 0.0 0.0 0.0 4.6 10.1 55.1 1968 3.8 1.0 3.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 6.3 1.5 16.2 1969 2.1 7.6 0.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.4 28.7 39.7 1970 6.4 9.6 18.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 7.1 41.8 1971 16.3 12.3 15.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 9.9 0.4 53.9 1972 4.2 25.7 3.3 1.1 0.0 0.0 0.0 0.0 0.0 0.0 6.6 5.1 46.0 1973 1.6 2.8 0.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 14.0 19.4 1974 8.5 3.4 5.0 1.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 20.5 1975 10.7 12.2 4.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 3.2 30.5 1976 8.8 5.1 7.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 3.1 5.2 29.9 1977 12.6 8.9 6.8 0.0 0.0 0.0 0.0 0.0 0.0 1.1 4.2 10.0 43.6 1978 34.4 16.3 7.4 0.4 0.0 0.0 0.0 0.0 0.0 0.0 3.5 2.4 64.4 1979 8.1 17.0 0.0 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.9 28.3 1980 1.6 3.3 6.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7.5 5.1 24.4 1981 7.9 4.7 5.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 9.5 27.5 1982 14.9 9.1 8.0 8.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.8 42.5 1983 5.1 11.2 0.6 0.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5.0 22.6 1984 11.0 1.8 19.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 5.2 37.1 1985 9.3 7.7 0.2 1.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4.3 22.6 1986 7.0 13.9 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.6 0.0 23.8 1987 29.3 5.4 1.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7.4 3.6 47.1 1988 7.0 4.9 1.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.5 13.7 http://climate.met.psu.edu/data/state/divis/div05snow.php (1 of 2) [10/14/2008 1:08:28 PM]

http://climate.met.psu.edu/data/state/divis/div05snow.php 1989 4.3 0.9 5.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.7 6.4 18.4 1990 5.7 1.2 3.6 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 9.1 20.1 1991 5.1 1.3 5.6 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 12.3 1992 3.1 3.3 9.2 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 6.9 22.8 1993 1.5 19.4 20.8 0.3 0.0 0.0 0.0 0.0 0.0 0.3 0.0 3.7 46.0 1994 34.5 20.7 19.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.3 0.1 75.1 1995 0.3 7.5 1.9 0.1 0.0 0.0 0.0 0.0 0.0 0.0 9.9 25.0 44.7 1996 38.2 4.3 5.9 3.7 0.0 0.0 0.0 0.0 0.0 0.0 0.5 2.1 54.7 1997 8.0 6.9 3.8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.4 11.2 31.3 1998 5.0 2.8 2.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 10.8 1999 10.2 2.4 11.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 24.2 2000 14.6 5.2 0.0 1.2 0.0 0.0 0.0 0.0 0.0 0.0 0.8 8.8 30.6 2001 7.8 4.7 10.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.5 24.9 2002 14.9 0.3 1.4 0.9 0.0 0.0 0.0 0.0 0.0 2.4 2.3 15.3 37.5 2003 12.3 20.4 6.5 3.6 0.0 0.0 0.0 0.0 0.0 0.0 0.1 13.6 42.8 2004 15.0 10.7 11.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.4 37.7 2005 12.3 11.7 10.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.1 13.7 48.3 2006 2.8 2.5 0.8 2.0 0.0 2007 2.9 13.2 10.6 0.8 0.0 0.0 0.0 0.0 0.0 0.0 3.6 8.7 39.8 2008 2.6 15.9 0.2 0.0 0.0 0.0 0.0 0.0

    • Prior to September of 1956 only three climate divisions existed in Pennsylvania; therefore, snowfall values for January 1950 through August 1956 are estimates.

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COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF AIR QUALITY 2004 AMBIENT AIR QUALITY MONITORING REPORT DIVISION OF AIR QUALITY MONITORING 400 MARKET STREET HARRISBURG, PA 17105 An Equal Opportunity Employer

TABLE OF CONTENTS LIST OF FIGURES .............................................................................................................. iii LIST OF TABLES................................................................................................................ iii List of Acronyms Used in this Report .............................................................................. iv EXECUTIVE

SUMMARY

...................................................................................................... 1 INTRODUCTION .................................................................................................................. 5 CHAPTER 1 - Air Quality Standards .................................................................................. 7 CHAPTER 2 - Air Quality Trends and Comparisons ........................................................ 9 Particulate Sampling ............................................................................................................ 9 Total Suspended Particulate Matter................................................................................................9 Sulfate and Nitrate Particulate Matter ...........................................................................................11 Lead ..............................................................................................................................................13 PM10 Suspended Particulate Matter..............................................................................................15 PM2.5 Suspended Particulate Matter .............................................................................................23 Chemical Speciation of PM2.5 Suspended Particulate Matter .......................................................29 Continuous Gaseous Sampling ......................................................................................... 37 Sulfur Dioxide................................................................................................................................37 Ground-Level Ozone.....................................................................................................................45 Nitrogen Dioxide / Oxides of Nitrogen...........................................................................................53 Carbon Monoxide..........................................................................................................................55 Air Toxics ......................................................................................................................................57 CHAPTER 3 - Air Quality Index ........................................................................................ 61 CHAPTER 4 - Precision and Accuracy ............................................................................ 63 APPENDIX A - Data Tables............................................................................................... 65 A-1 Total Suspended Particulate (TSP) Matter Summary Year 2004 .............................................67 A-2 Total Suspended Particulate (TSP) Matter Historical Trend .....................................................68 A-3 Sulfate Suspended Particulate Matter Summary Year 2004.....................................................69 A-4 Nitrate Suspended Particulate Matter Summary Year 2004 .....................................................71 A-5 Lead Suspended Particulate Matter Summary Year 2004........................................................73 A-6 Lead Suspended Particulate Matter Historical Trend ...............................................................74 A-7 PM10 Suspended Particulate Matter Summary Year 2004........................................................75 A-8 PM10 Suspended Particulate Matter Historical Trend ...............................................................77 A-9 PM2.5 Suspended Particulate Matter Summary ........................................................................79 A-10 PM2.5 Suspended Particulate Matter Historical Trend ............................................................81 A-11 Sulfur Dioxide Summary Year 2004........................................................................................85 A-12 Sulfur Dioxide Historical Trend................................................................................................87 i

A-13a Ozone Summary (1-hour) Year 2004....................................................................................91 A-13b Ozone Summary (8-hour) Year 2004....................................................................................93 A-14 Ozone 1-Hour Exceedance Days in Pennsylvania (2004) .....................................................95 A-15 1-Hr Ozone Exceedances and Maximums Summary (2002-2004).........................................96 A-16 8-Hr Ozone Days Greater Than 84ppb and Maximums Summary (2002-2004).....................97 A-17 Ozone Historical Trend ...........................................................................................................99 A-18 Nitrogen Dioxide Summary Year 2004..................................................................................105 A-19 Nitrogen Dioxide Historical Trend .........................................................................................107 A-20 Oxides of Nitrogen Summary Year 2004 ..............................................................................109 A-21 Carbon Monoxide Summary Year 2004................................................................................111 A-22 Carbon Monoxide Historical Trend........................................................................................113 A-23 Arendstsville (PAMS) Summary Year 2004 ..........................................................................115 A-24 Elemental Mercury Vapor Summary Year 2004....................................................................117 APPENDIX B - Air Pollution Control Agencies in Pennsylvania ................................. 119 APPENDIX C - Monitoring Sites, Equipment, and Addresses..................................... 121 Figure C-1, Commonwealth of Pennsylvania Air Monitoring Sites .................................................123 C-2,3 Southeast Region Air Basin Sites .........................................................................................127 C-4,5 Allentown - Bethlehem - Easton Air Basin Sites.................................................................128 C-6,7 Scranton - Wilkes-Barre Air Basin Sites..............................................................................129 C-8,9 Northeast Region Non-Air Basin Sites.................................................................................130 C-10,11 Reading Air Basin Sites ...................................................................................................131 C-12,13 Lancaster Air Basin Sites.................................................................................................132 C-14,15 Harrisburg Air Basin Sites................................................................................................133 C-16,17 York Air Basin Sites .........................................................................................................134 C-18,19 Southcentral Region Non-Air Basin Sites ........................................................................135 C-20,21 Northcentral Region Non-Air Basin Sites.........................................................................137 C-22,23 Johnstown Air Basin Sites ...............................................................................................138 C-24,25 Monongahela Valley Air Basin Sites ................................................................................139 C-26,27 Lower Beaver Valley Air Basin Sites................................................................................140 C-28,29 Allegheny County Air Basin Sites ....................................................................................141 C-30,31 Southwest Region Non-Air Basin Sites............................................................................142 C-32,33 Upper Beaver Valley Air Basin Sites................................................................................143 C-34,35 Erie Air Basin Sites ..........................................................................................................144 C-36,37 Northwest Region Non-Air Basin Sites ............................................................................145 ii

LIST OF FIGURES 2-1 Trend in annual geometric mean TSP concentrations, 1995 to 2004 .............................................9 2-2 TSP trends in Pennsylvania, 1995 to 2004 ...................................................................................10 2-3 Trend in maximum quarterly average lead concentrations, 1995 to 2004.....................................13 2-4 Lead Particulate Trends in Pennsylvania, 1995 to 2004 ...............................................................14 2-5 Trend in annual mean PM10 concentration, 1995 to 2004 .............................................................15 2-6 PM10 annual mean concentrations 2004 (by county).....................................................................17 2-7 PM10 highest 2nd maximum 24-hour concentration 2004 (by county) ............................................19 2-8 PM10 Trends in Pennsylvania, 1995 to 2004 .................................................................................21 2-9 PM2.5 annual mean concentrations 2004 (by county) ....................................................................25 2-10 PM2.5 98th percentile 24-hour daily mean concentrations 2004 (by county).................................27 2-11 PM2.5 Speciation Pie Charts for Arendtsville and Chester ...........................................................30 2-12 PM2.5 Speciation Pie Charts for Erie and Florence......................................................................31 2-13 PM2.5 Speciation Pie Charts for Freemansburg and Greensburg................................................32 2-14 PM2.5 Speciation Pie Charts for Harrisburg and Lancaster..........................................................33 2-15 PM2.5 Speciation Pie Charts for New Garden and Perry County .................................................34 2-16 PM2.5 Speciation Pie Charts for Scranton and State College ......................................................35 2-17 PM2.5 Speciation Pie Chart for York.............................................................................................36 2-18 Trend in annual mean SO2 concentrations,1995 to 2004............................................................37 2-19 Sulfur dioxide annual mean concentrations 2004 (by county).....................................................39 2-20 Sulfur dioxide highest 2nd maximum 24-hour daily mean 2004 (by county) ................................41 2-21 Sulfur dioxide trends in Pennsylvania, 1995 to 2004...................................................................43 2-22 Trend in average second daily maximum 1-hour ozone concentrations, 1995 to 2004 ..............45 2-23 Ozone highest 2nd maximum daily 1-hour concentration 2004 (by county) .................................47 2-24 Ozone highest 4th maximum daily 8-hour concentration 2004 (by county)..................................49 2-25 Ozone 2nd daily maximum 1-hour trends in Pennsylvania, 1995 to 2004....................................51 2-26 Ozone 3-yr average of 4th daily maximum 8-hour trends in Pennsylvania, 1995 to 2004 ...........52 2-27 Trend in annual nitrogen dioxide concentrations, 1995 to 2004..................................................53 2-28 Oxides of Nitrogen annual means, 1995 to 2004 ........................................................................53 2-29 Nitrogen dioxide trends in Pennsylvania, 1995 to 2004 ..............................................................54 2-30 Trend in second maximum 8-hour average CO concentrations, 1995 to 2004 ...........................55 2-31 Trend in second maximum 8-hour average CO concentrations by location, 1995 to 2004.........55 2-32 Carbon monoxide trends in Pennsylvania, 1995 to 2004 ............................................................56 2-33 Air toxics trends at Arendtsville monitoring site, 1996 to 2004 ....................................................59 4-1 Annual accuracy and precision probability limits, 2004 .................................................................64 C-1 Commonwealth of Pennsylvania Air Monitoring Sites ................................................................123 LIST OF TABLES 1-1 National Ambient Air Quality Standards (NAAQS) ..........................................................................7 1-2 Pennsylvania Ambient Air Quality Standards ..................................................................................8 3-1 Breakpoints for the Air Quality Index .............................................................................................61 Table C-1 Ambient Air Monitoring Equipment, Particulate and Gaseous Sampling ..........................125 iii

List of Acronyms Used in this Report AIRS Aerometric Information Retrieval System AQI Air Quality Index AQS Air Quality System ATSDR Agency for Toxic Substances and Disease Registry BAM Beta-Attenuation Mass (type of continuous PM2.5 sampler)

Be Beryllium CBD Central Business District CO Carbon Monoxide COPAMS Commonwealth of Pennsylvania Air Monitoring System DEP Department of Environmental Protection EPA Environmental Protection Agency FEM Federal Equivalent Method FRM Federal Reference Method HAPs Hazardous Air Pollutants H2S Hydrogen Sulfide HF Hydrogen Fluoride IRIS Integrated Risk Information System Max Maximum MM/DD-HH Month/Day - Hour NAAQS National Ambient Air Quality Standard NARSTO North American Research Strategy for Tropospheric Ozone NO Nitric Oxide NO2 Nitrogen Dioxide NOx Oxides of Nitrogen NPAP National Performance Audit Program O3 Ozone obs observations PAMS Photochemical Assessment Monitoring Station PAQSS Pennsylvania Air Quality Surveillance System Pb Lead PM2.5 Particulate Matter with aerodynamic diameter less than 2.5 micrometers PM10 Particulate Matter with aerodynamic diameter less than 10 micrometers ppb parts per billion ppbC parts per billion Carbon ppbv parts per billion volume ppm parts per million PSI Pollutant Standards Index PSU Pennsylvania State University SO2 Sulfur Dioxide TSP Total Suspended Particulate TEOM Tapered Element Oscillating Microbalance (type of PM2.5 and PM10 samplers)

µg/m3 micrograms per cubic meter (unit of flow)

VOCs Volatile Organic Compounds iv

EXECUTIVE

SUMMARY

The Department of Environmental Protection (DEP) protects the right to clean air for all Pennsylvanians Air Quality Index as provided in Article I Section 27 of the Constitution of the Commonwealth of Pennsylvania.

DEPs Bureau of Air Quality fulfills this obligation by An Air Quality Index (AQI) is published daily for all regulating emissions from thousands of air sites in Pennsylvania as a means of reporting air contamination sources located at facilities such as quality to the general public. The AQI reports levels factories, refineries, landfills, and power plants. of five common air contaminants -- carbon Monitoring air quality statewide, assisting monoxide, sulfur dioxide, particulate matter (PM10),

companies with compliance, requiring the particulate matter (PM2.5), ozone, and nitrogen installation of monitoring equipment, investigating dioxide. It was developed by the U.S.

complaints, and taking enforcement action against Environmental Protection Agency (EPA) to violators are all part of DEPs powers and duties. standardize air pollution ratings. Real time monitoring and current AQI information is also As DEP continues to implement the federal Clean available on DEPs website at Air Act as Amended in 1990, the study of past and http://www.depweb.state.pa.us/(DEP Keyword: Air present air quality data will be a crucial component Quality Index, Air Index).

of program planning and air pollution reduction strategies. The data will allow the Department to develop a comprehensive strategy to prevent the Quality Assurance Program emission of certain air contaminants.

DEPs Bureau of Air Quality conducts regularly Ambient Air Monitoring scheduled performance audits and precision checks on the air monitoring equipment. Quarterly performance audits are conducted to assess data The goals of Pennsylvanias ambient air monitoring accuracy on carbon monoxide, sulfur dioxide, program are to evaluate compliance with federal ozone, total suspended particulate matter (TSP),

and state ambient air quality standards, provide PM10 suspended particulate matter, PM2.5 real-time monitoring of air pollution episodes, suspended particulate matter, oxides of nitrogen, develop data for trend analysis, support the nitrogen dioxide, and lead monitoring systems.

development and implementation of air quality regulations, and provide information to the public on daily air quality conditions. Overview of Air Quality Data DEP monitors air quality in areas having high population density, high levels of expected Data collected by DEP can generally be divided into contaminants, or a combination of both factors. The two groups: particulate matter and gaseous majority of the monitoring takes place in the 13 air pollutants. DEP monitors health-based National basins of the Commonwealth. Air basins are Ambient Air Quality Standards (NAAQS) as well as geographic areas, usually valleys, where air tends several Pennsylvania ambient air quality standards to stagnate. for contaminants such as beryllium and hydrogen sulfide.

DEP does not generally monitor air quality in Allegheny and Philadelphia counties. Monitoring in Total Suspended Particulate and PM10 and PM2.5 these areas is performed by independent county Suspended Particulate Matter health agencies. An exception exists in Allegheny County, where DEP has an ambient air monitoring Particulate matter is the solid or liquid matter site as part of an exhibit at the Carnegie Science formed by smoke, dust, fly ash, or condensing Center in Pittsburgh. vapors that can be suspended in the air for long periods of time. Particulate emissions result primarily from industrial processes and fuel 1

combustion. The smaller particles can be breathed of sulfates during the summer is due to sulfate deeply into the lungs where they can aggravate or formation in sunlight. Sulfates continue to be a cause respiratory ailments or carry other pollutants problem in Pennsylvania.

into the lungs.

There are currently no long- or short-term air quality The federal ambient air quality standard for standards for sulfates.

particulate matter was revised to reflect the adverse health effects of particulate matter less than 10 Lead microns in size (PM10). PM10 measurements have replaced the total suspended particulate (TSP) Lead is a metal that is highly toxic when ingested or standard because many of the larger particles inhaled. It is a suspected carcinogen of the lungs measured in TSP do not penetrate the lungs and and kidneys and has adverse effects on have little health effect. PM10 measurements appear cardiovascular, nervous and renal systems. Lead is to represent all of the particulate emissions from emitted into the atmosphere by industrial transportation sources and most of the emissions in processes.

the other traditional categories. Thus, there is no federal or state air quality standard for TSP. In July Lead levels in the Commonwealth have met the 1997, EPA revised the standard for particulate federal standards for at least the past 10 years.

matter by adding a standard for fine particulates Since lead was removed from gasoline, relatively that are less than 2.5 micrometers in diameter few improvements now are seen in air basins that (PM2.5). Although legal challenges to the PM2.5 have no lead industrial sources.

standard had initially left it unenforceable, a March 26, 2002 appellate court decision rejected all Nitrates challenges and EPA has developed guidance to implement the new standard. Nitrates are particulate compounds that form in the atmosphere from the oxidation of nitrogen gases The annual mean composite of all areas of the emitted from fuel combustion sources. They Commonwealth has demonstrated a 38 percent represent a significant portion of the finer particulate improvement in TSP levels over the last 10 years. that can be inhaled into the lungs and which affect There were no sites in the Commonwealth that visibility.

exceeded the former annual or 24-hour air quality standard in 2004. Levels of nitrates are relatively constant across the Commonwealth. There are no long- or short-term Average PM10 levels have improved 25 percent air quality standards for nitrates.

over the last 10 years. There were no sites in the Commonwealth that exceeded the ambient air Sulfur Dioxide quality standards in 2004.

Sulfur dioxide is a gaseous pollutant that is emitted With only six complete years of PM2.5 data primarily by industrial furnaces or power plants collected, no trend information is available. Six of burning coal or oil containing sulfur. Health the Federal Reference Method (FRM) monitoring problems caused by high exposures to sulfur sites exceeded the annual air quality standard, and dioxide include impairment of breathing and none of the FRM sites exceeded the 24-hour air respiratory illnesses. Sulfur dioxide damages trees, quality standard in 2004. plants and agricultural crops and is a precursor to acid rain.

Sulfates All sites met the air quality standards for sulfur The atmosphere contains two types of sulfates: dioxide. In general, sulfur dioxide levels have primary and secondary. Primary sulfates are improved slightly or remained the same over the emitted directly into the atmosphere from industrial last 10-year period.

processes. Secondary sulfates are formed in the atmosphere from other sulfur-containing The 2004 averages continue to be below 50 compounds under mechanisms that involve percent of the annual ambient air quality standard.

photochemical processes.

Ground-Level Ozone Studies have shown significant correlation between high sulfate levels and illness. Sulfates also reduce Ground-Level Ozone, or photochemical smog, is visibility and contribute to acid rain. The high level not emitted into the atmosphere as ozone, but 2

rather is formed by reactions of other pollutants. areas of high traffic density or near industrial The primary pollutants entering into this reaction -- sources.

volatile organic compounds (VOCs) and oxides of nitrogen (NOx) -- create ozone in the presence of All DEP sites in the Commonwealth have met the sunlight. Ozone is a strong irritant to the eyes and federal air quality standards for carbon monoxide upper respiratory system and also damages crops. for at least the last 10 years. Carbon monoxide levels have seen a long-term improvement of 57 Ground-Level Ozone levels fluctuate depending on percent from levels in 1995.

weather conditions. Ozone levels are consistently higher during the summer months, with the ozone For additional information about Pennsylvanias air monitoring season (April 1 to Oct. 31). Since 1995, quality programs, visit the DEP website daily maximum 1-hour ozone levels have improved http://www.depweb.state.pa.us/ (DEP Keyword: Air, so that the majority of counties in Pennsylvania are Air Pollution, Air Quality, Clean Air).

meeting the air quality standard. The improvements that are seen in ozone concentrations can be Acid Rain attributed in part to controls on VOCs and gasoline volatility. Ozone concentrations (using all monitors The DEP, under cooperative agreement with the in Pennsylvania) did not exceed the 1-hour daily air Pennsylvania State University, has maintained the quality standard in 2004, but the 8-hour daily Pennsylvania Atmospheric Deposition Monitoring maximum level of 84 parts per billion (ppb) was Network (PADMN) since 1981. The purpose of this exceeded on 14 days during 2004. program is to determine how much acid rain is falling in Pennsylvania for environmental Oxides of Nitrogen assessment purposes. Parameters monitored include pH, sulfate, nitrate, ammonium, chloride, Oxides of nitrogen (NOx) are a class of pollutants calcium, magnesium, potassium, sodium, and formed when fuel is burned at a very high specific conductance. Starting in 1997, temperature. They are predominately emitted from measurements of the amount of mercury in rain vehicles. Although there is no air quality standard were made as part of the National Atmospheric for NOx, the level of this pollutant is of concern due Deposition Program - Mercury Deposition Network to its role in the formation of ground-level ozone (NADP - MDN).

and acid rain.

Eighteen acid rain monitoring sites are currently in Nitrogen Dioxide operation in Pennsylvania. Included in this network are nine acid rain and six mercury monitoring sites Nitrogen dioxide is a highly toxic, reddish brown gas supported by the DEP. The remaining sites are that is created primarily from fuel combustion in supported by the National Atmospheric Deposition industrial sources and vehicles. It creates an Program/National Trends Network (NADP/NTN) odorous haze that causes eye and sinus irritation, and various other agencies.

blocks natural sunlight and reduces visibility. It can severely irritate respiratory illnesses. Nitrogen The annual Acid Rain Report can be found on the dioxide contributes to the creation of acid rain and web at the following address:

adversely impacts forests and other ecosystems. http://www.depweb.state.pa.us/ (DEP Keyword:

Acid Rain)

No sites in Pennsylvania exceeded the annual air quality standard for nitrogen dioxide in 2004.

Nitrogen dioxide levels have improved 19 percent on average over the last 10 years.

Carbon Monoxide Carbon monoxide is a poisonous gas that, when introduced into the bloodstream, inhibits the delivery of oxygen to body tissue. Exposure creates a severe health risk to individuals with cardiovascular disease. The largest man-made source of carbon monoxide is motor vehicle emissions. This pollutant is a health concern in 3

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INTRODUCTION The goals of the ambient air monitoring program in of the air basin. In addition to the aforementioned Pennsylvania are to determine compliance with 13 air basins, DEP conducts surveillance in three federal and state ambient air quality standards, non-air basin areas: Altoona, Montoursville, and provide real-time monitoring of air pollution Farrell. DEP also performs monitoring in Allegheny episodes, provide data for trend analysis, evaluate County at the Carnegie Science Center in regulations and planning, and provide public Pittsburgh as part of an air quality exhibit.

information daily on air quality.

DEP operates two air monitoring networks in the Three agencies conduct air quality monitoring to Commonwealth: the Pennsylvania Air Quality evaluate compliance with air quality standards in Surveillance System (PAQSS) for high volume Pennsylvania: DEP, the Allegheny County Health particulate sampling and the Commonwealth of Department, and the Philadelphia Department of Pennsylvania Air Monitoring System (COPAMS) for Health Air Management Services. continuous pollutant sampling.

This report contains summaries of the air quality In July 1997, EPA revised the primary standard for data collected by DEPs Bureau of Air Quality particulate matter by adding standards for fine during the 2004 calendar year. Data from particulates (particulates less than 2.5 micrometers Philadelphia or Allegheny counties can be obtained in diameter - PM2.5). The increased resources by contacting those agencies directly. Mailing needed to implement and operate the PM2.5 addresses and telephone numbers for all three monitors resulted in significant cuts to the PAQSS agencies are listed in Appendix B. network. The remaining sites were chosen to support needed lead monitoring. The discrete total The monitoring strategy of DEP places monitors in suspended particulate network consists of eight areas having high population density and/or high monitoring sites. Each site sampled total levels of contaminants. The majority of all suspended particulate matter (TSP) on a schedule monitoring efforts take place in the air basins of of once every six days. Selected filters are also the Commonwealth. These air basins are defined analyzed for sulfates, nitrates, and lead. In addition, in 25 Pa. Code § 121.1 and consist of the following discrete sampling is also conducted at four sites for geographical areas: suspended particulate matter of 10 microns or less in size (PM10) in 2004. No additional analysis is

  • Allegheny County Air Basin performed on the PM10 sample filters. The 2004
  • Allentown - Bethlehem - Easton Air Basin PM2.5 monitoring network consists of 24 discrete
  • Erie Air Basin PM2.5 sites along with 10 continuous PM2.5
  • Harrisburg Air Basin monitoring sites.
  • Johnstown Air Basin
  • Lancaster Air Basin The COPAMS network is a totally automatic, microprocessor-controlled system that consists of
  • Lower Beaver Valley Air Basin 51 remote stations throughout the Commonwealth.
  • Monongahela Valley Air Basin Dial-up telephone lines used by a central computer
  • Reading Air Basin system collect the raw data from these remote
  • Scranton, Wilkes-Barre Air Basin stations every hour. Each station measures
  • Southeast Pennsylvania Air Basin selected parameters such as sulfur dioxide,
  • York Air Basin dioxide, oxides of nitrogen, continuous PM10, continuous PM2.5, wind speed, wind direction Air monitoring surveillance is conducted in the 13 (vector averaged and sigma theta), ambient air basins. The Allegheny County Health temperature, and solar radiation.

Department conducts the majority of the air quality monitoring in the Allegheny County Air Basin. The The sampling locations for DEPs air monitoring Philadelphia Department of Public Health, Air sites and the pollutants monitored at each site are Management Services, which is located in the listed in Appendix C.

Southeast Pennsylvania Air Basin, conducts air monitoring only for the Philadelphia County portion 5

In addition to the normal air monitoring surveillance conducted by DEP, two cooperative monitoring efforts continued this year. DEP has renewed a cooperative agreement with Pennsylvania State Universitys (PSU) Department of Plant Pathology to conduct ozone monitoring in five remote areas.

The collected ozone data will be used to determine possible effects to forests and crops and assess ozone transport in rural Pennsylvania. The sites are located in the Moshannon State Forest, Clearfield County; Tiadaghton State Forest, Lycoming County; near Gleason, Tioga County; at the Department of Conservation and Natural Resources Penn Nursery, Centre County; and in State College, Centre County.

6

CHAPTER 1 - Air Quality Standards One of the primary goals of the ambient air monitoring program is to obtain data to compare against air quality standards. Pennsylvania has adopted and incorporated by reference all of the National Ambient Air Quality Standards (NAAQS), as well as several state ambient air quality standards. These standards, designed to protect the public health and welfare, are shown in Tables 1-1 and 1-2.

There are two types of NAAQS standards: primary and secondary. Primary standards protect against adverse health effects, while secondary standards protect against welfare effects such as damage to crops, vegetation, and buildings, and decreased visibility.

Table 1-1. National Ambient Air Quality Standards (NAAQS)

Primary (Health Related) Secondary (Welfare Related)

Standard Level Standard Level Pollutant Type of Average Concentration Type of Average Concentration 8-hour Running (not to be 9 ppm No Secondary Standard Carbon Monoxide exceeded more than once per year) 1-hour (not to be exceeded 35 ppm No Secondary Standard more than once per year) 1.5 µg/m 3

Lead Maximum Quarterly Average Same as Primary Standard Nitrogen Dioxide Annual Arithmetic Mean 0.053 ppm Same as Primary Standard Maximum Daily 0.12 ppm Same as Primary Standard 1-Hour Average (only applies Ozone in areas that have not attained the standard)

Fourth-Highest Daily 0.08 ppm Same as Primary Standard Maximum 8-hour Running Mean (based on 3- year average) 50 µg/m 3

Annual Arithmetic Mean Same as Primary Standard Particulate Matter (based on 3-year average)

PM10 24-hour (not to be exceeded 150 µg/m3 Same as Primary Standard more than once per year)

Annual Arithmetic Mean 15 µg/m3 Same as Primary Standard Particulate Matter (based on 3- year average)

PM2.5 24-hour (based on 3 year 65 µg/m3 Same as Primary Standard average of 98th percentile)

Annual Arithmetic Mean 0.03 ppm 3-hour (block average) 0.50 ppm Sulfur Dioxide (not to be exceeded more than once per year) 24-hour (daily mean) (not to be 0.14 ppm exceeded more than once per year) 7

Table 1-2. Pennsylvania Ambient Air Quality Standards Pollutant Type of Average Standard Level Concentration Beryllium 30-day 0.01 µg/m3 Fluorides (total soluble, as HF) 24-hour 5 µg/m3 Hydrogen Sulfide 24-hour 0.005 ppm 1-hour 0.1 ppm Settled Particulate (Total) 30-day 43 tons/mile2/month 1-year 23 tons/mile2/month 8

CHAPTER 2 - Air Quality Trends and Comparisons Particulate Sampling Total Suspended Particulate Matter With the monitoring for PM2.5 particulate matter Figure 2-1 shows a decrease in annual geometric being labor intensive, DEP reduced the number of mean TSP concentrations. In 1995, the statewide sites monitoring for total particulate matter in 1999 average concentration was 41 micrograms per since no air quality standard exists. The TSP cubic meter (µg/m3) and in 2004 the statewide monitoring sites that remain were chosen for other average concentration was 26 micrograms per needs, such as lead monitoring. cubic meter (µg/m3), representing a statewide decrease of 37% for this period. The solid line Total suspended particulates (TSP) are the solid or represents the former annual primary air quality liquid matter in air. Particles vary in size and may standard of 75 micrograms per cubic meter (µg/m3).

remain suspended in the air from a few seconds to several months. Sources of particulate emissions The 2004 calendar year TSP summary is contained include coal-burning power plants, industrial in Appendix A, Table A-1. There were no sites in processes, mining operations, municipal waste the Commonwealth that exceeded the former incinerators and fuel combustion. They also are annual or 24-hour primary air quality standards in produced by natural sources such as forest fires 2004. For comparison to the PM10 annual air quality and volcanoes. The smaller particles are breathed standard, the TSP annual arithmetic mean was deeply into the lungs, where they can aggravate or calculated by averaging the four quarterly arithmetic cause respiratory ailments. These smaller particles means.

can also carry other pollutants into the lungs.

Figure 2-2, located on the following page, shows The federal ambient air quality standard for the TSP trends over the last 10 years in various particulate matter was revised to reflect the adverse areas of the Commonwealth where monitoring health effects of smaller particulate matter less than remains. The graphs of the air basins annual 10 microns in size (PM10). There is no federal or geometric means consist of all stations that were state air quality standard for TSP. operated during that year and which had at least 30 samples taken. Thus, stations that were moved or discontinued in the past are still included in the 10-year trend. The solid line represents the former annual primary air quality standard of 75 µg/m . The 3

TOTAL SUSPENDED PARTICULATE Annual Geometric Mean historical data illustrated in Figure 2-2 are contained in Appendix A, Table A-2. This table lists the annual micrograms/cubic meter 75 geometric means over the last 10 years for each site monitored in 2004. The annual mean is shown if at least 30 samples were collected that year.

0 1995 2004 Figure 2-1. Trend in annual geometric mean TSP concentrations, 1995-2004.

9

Figure 2-2. TSP Trends in Pennsylvania 1995 to 2004 Annual Geometric Means (micrograms per cubic meter)

Southeast Pennsylvania Reading 75 75 0 0 1995 2004 1995 2004 Johnstown Monogahela Valley 75 75 0 0 1995 2004 1995 2004 Lower Beaver Valley 75 0

1995 2004 Former Annual TSP National Ambient Air Quality Standard was 75 micrograms per cubic meter 10

Sulfate and Nitrate Particulate Matter With the monitoring for PM2.5 particulate matter The 2004 sulfate summary is contained in Appendix being labor intensive, DEP reduced the number of A, Table A-3. The large number of high sulfate sites monitoring for total particulate matter in 1999 levels during the summer is caused by the since no air quality standard exists. As a result, the relationship between sulfate formation and number of sites with filter analysis for sulfates and photochemical processes. The maximum values will nitrates was also reduced. occur at the majority of sites from May to September.

Sulfate particulate matter in the atmosphere is composed of two types: primary and secondary. Nitrates are particulate compounds that are usually Primary sulfates are emitted directly into the formed in the atmosphere from the oxidation of atmosphere from industrial processes. Secondary oxides of nitrogen gases. They are of interest since sulfates are formed in the atmosphere from other they represent a significant portion of the finer sulfur-containing compounds under mechanisms particulates which can be inhaled into the lungs and that involve photochemical processes. which have a great impact on visibility. Nitrates are also being studied to determine their impact on acid Studies have shown a significant correlation precipitation.

between high sulfate levels and increased absences from work and school because of illness. Appendix A, Table A-4 summarizes nitrate data Sulfates are also of interest due to their effects of collected during 2004. As seen from the annual reducing visibility and contributing to acid rain. means, the levels of nitrates in the Commonwealth are relatively constant from area to area.

Pennsylvanias ambient air quality sulfate standard was repealed since it was more stringent than There are no long-term or short-term air quality federal regulations. There are no short- or long-term standards for nitrates.

air quality standards for sulfates. However, elevated sulfate values, consistent with previous years, continue to be recorded statewide.

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12

Lead Lead is a highly toxic metal when ingested or Lead trends for the individual areas in the state are inhaled. It is a suspected carcinogen of the lungs shown in Figure 2-4, located on the following page, and kidneys and has adverse effects on the for 1995 to 2004.

cardiovascular, nervous, and renal systems. Lead is emitted to the atmosphere by vehicles burning The particulate lead standard was not exceeded at leaded fuel and from certain industrial processes, any monitoring site in 2004, including source-primarily battery manufacturers and lead smelters. oriented sites. Quarterly averages for all stations As a result of the reduction in lead in gasoline, that monitored lead in 2004 are shown in Appendix metal processing is the major source of lead A, Table A-5, along with the number of samples emissions. taken in each quarter, the annual arithmetic mean, and the total number of samples for the year.

Lead concentrations for 1995 to 2004 are represented in Figure 2-3 by the maximum quarterly Lead historical trend data is presented in Appendix mean during the year for all DEP monitors across A, Table A-6 for 1995 to 2004. The table contains the state. After dramatic reductions seen in the late the maximum quarterly mean for each year. Trend 1970s to early 1980s due to the implementation of data is shown for all sites that operated in 2004.

lead-free gasoline, lead concentrations have The quarterly mean is shown if at least 30 samples leveled off. Figure 2-3 indicates that the maximum were collected during the year. No current quarterly lead concentrations have remained fairly monitoring site has exceeded the air quality constant and well below the air quality standard standard for at least the last 10 years. Higher lead over the past 10 years even though source-oriented levels recorded at sites located in Laureldale sites dominate the data. The solid line represents (Reading Air basin) and Lyons are due to the the quarterly mean air quality standard of 1.5 influence of lead point sources close to the 3

micrograms per cubic meter (µg/m ). monitoring sites, although these sites are well below the air quality standard.

LEAD PARTICULATE MATTER Maximum Quarter micrograms/cubic meter 1.5 0

1995 2004 Figure 2-3. Trend in maximum quarterly average lead concentrations (including source-oriented sites), 1995-2004.

13

Figure 2-4. Lead Particulate Trends in Pennsylvania 1995 to 2004 Maximum Quarterly Means (micrograms per cubic meter)

Southeast Pennsylvania Reading 1.00 1.00 0.00 0.00 1995 2004 1995 2004 Johnstown Monogahela Valley 1.00 1.00 0.00 0.00 1995 2004 1995 2004 Lower Beaver Valley Lyons 1.00 1.00 0.00 0.00 1995 2004 1995 2004 Palmerton 1.00 0.00 1995 2004 Lead National Ambient Air Quality Standard is a quarterly average of 1.5 micrograms per cubic meter 14

PM10 Suspended Particulate Matter Particulate matter (PM) is solid matter or liquid Figure 2-5 is a graph of the historical statewide droplets from smoke, dust, fly ash, or condensing PM10 trend from 1995 to 2004. Because of an EPA vapors that can be suspended in the air for long policy change, data prior to 1988-99 is reported in periods of time. Particulate matter in air with units corrected to standard conditions while data aerodynamic diameters less than 10 micrometers is since 1998-99 is corrected to local conditions. In PM10. PM10 has replaced the total suspended 1995, the statewide average concentration was 27 particulate (TSP) standards because many of the micrograms per cubic meter (µg/m3) and in 2004 larger particles included in the TSP measurement the statewide average concentration was 20 (up to 45 micrometers) do not penetrate into the micrograms per cubic meter (µg/m3), representing a lungs and have very little effect on health. statewide decrease of 26% for this period.

Consequently, the PM10 measurement is believed to be a better indicator of actual health risks. The map in Figure 2-6 shows the range of PM10 annual mean levels in the different counties across PM10 appears to represent essentially all of the the Commonwealth where monitoring is performed.

particulate emissions from transportation sources When there are multiple sites in the county, the and most of the emissions in the other traditional annual mean is the highest reading of these sites.

categories (coal-burning power plants, steel mills, Only sites that have monitored 50 percent of the mining operations, etc). The standard for PM10 was time during 2004 are included in this figure. All adopted in July 1987. On July 18, 1997, EPA counties monitored by DEP are in attainment of the revised the particulate matter standards by adding annual PM10 NAAQS. The map in Figure 2-7 new standards for PM2.5 (particles less than or displays the highest second maximum 24-hour equal to 2.5 micrometers). PM10 by county in 2004. All counties monitored by DEP are in attainment of the 24-hour PM10 The PM10 concentrations are measured using both standard.

discrete (single sample) monitors that collect particulate matter on a filter for 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> and PM10 trends for the individual areas of the state are continuous real-time instruments. The continuous shown in Figure 2-8 for 1995 to 2004. The air basin TEOM monitor is a gravimetric instrument that or area averages consist of all stations that were draws ambient air through a filter, constantly operated during that year and had at least 30 weighing the filter and calculating real-time PM10 discrete samples or 50 percent valid continuous concentrations. The analyzer reports 1-hour data, data. PM10 levels have remained fairly constant which are then used to calculate daily 24-hour over this period with an average 7 percent decrease averages (midnight to midnight), for comparison to in levels over the last five years. The apparent the ambient air quality standard. dramatic improvement shown in the Scranton-Wilkes Barre air basin for 1999 may be due to the lack of sampling data and should not be viewed as representative of the particulate levels. The solid PM-10 SUSPENDED PARTICULATE line represents the annual air quality standard of 50 Annual Arithmetic Mean micrograms per cubic meter (µg/m3).

micrograms/cubic meter 50 The 2004 PM10 data summary appears in Appendix A, Table A-7. Historical trend data for each site monitored in 2004 is shown in Appendix A, Table A-

8. This table lists the annual arithmetic means and second maximum 24-hour mean over the last 10 10 years for each site that monitored in 2004 with at 1995 2004 least 50 percent data completeness.

Figure 2-5. Trend in annual mean PM10 concentration, 1995-2004.

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Figure 2-8. PM-10 Trends in Pennsylvania 1995 to 2004 Annual Arithmetic Means (micrograms per cubic meter)

Southeast Pennsylvania Scranton - Wilkes Barre 50 Allentown-Bethlehem-Easton Reading 50 50 50 10 10 10 10 1995 2004 1995 2004 1995 2004 1995 2004 Harrisburg Lancaster York Altoona 50 50 50 50 10 10 10 10 1995 2004 1995 2004 1995 2004 1995 2004 Montoursville Johnstown Monogahela Valley Lower Beaver Valley 50 50 50 50 10 10 10 10 1995 2004 1995 2004 1995 2004 1995 2004 Upper Beaver Valley Erie 50 50 10 10 1995 2004 1995 2004 PM-10 Annual National Ambient Air Quality Standard is 50 micrograms per cubic meter 21

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PM2.5 Suspended Particulate Matter Particulate matter (PM) is the general term used for discrete PM2.5 sampler is approved by EPA as a a mixture of solid particles and liquid droplets found Federal Reference Method (FRM) for compliance in the air. These particles, which come in a wide purposes.

range of sizes, may be emitted directly by a source or formed in the atmosphere. Fine particles are The map in Figure 2-9 shows the range of PM2.5 those that are less than 2.5 micrometers in annual mean levels in the different counties across diameter (PM2.5). Fine particles can accumulate in the Commonwealth where monitoring is performed.

the respiratory system and are associated with When there are multiple samplers in a county, the numerous adverse health effects including highest FRM monitor reading is used. Only sites decreased lung function and increased respiratory that have monitored 50 percent of the time during symptoms and disease. Sensitive groups that 2004 are included in this figure. In 2004, six appear to be at greatest risk include the elderly, counties monitored by DEP exceeded the annual individuals with cardiopulmonary disease such as PM2.5 standard.

asthma, and children. Particulate matter also can cause adverse impacts to the environment. PM2.5 is The map in Figure 2-10 displays the highest 98th the major cause of reduced visibility in parts of the percentile 24-hour PM2.5 mean by county. When United States. Other environmental impacts occur there are multiple samplers in a county, the highest when particles deposit onto soil, plants, water, or FRM monitor reading is used. In 2004,no counties man-made materials such as monuments or monitored by DEP exceeded the 24-hour PM2.5 statues. standard.

The PM2.5 concentrations are measured using both With only six complete years of data collected, no discrete (single sample) monitors and continuous graphical trend analysis is available. Data collected real-time instruments. The discrete monitors collect in 2004 is summarized in Appendix A, Table A-9 for particulate matter on a filter for 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />. The filter all FRM monitors and continuous monitors.

is then collected and shipped to the lab to be Historical trend data for each site that was weighed. monitored in 2004 is shown in Appendix A, Table A-

10. Six of the FRM monitoring sites exceeded the The continuous Tapered Element Oscillating annual air quality standard, and none of the FRM Microbalance (TEOM) monitor is a gravimetric sites exceeded the 24-hour air quality standard in instrument that draws ambient air through a filter, 2004.

constantly weighing the filter and calculating real-time PM2.5 concentrations. The analyzer reports 1-hour data, which are then used to calculate daily 24-hour averages (midnight to midnight), for comparison to the ambient air quality standard.

The continuous Beta-Attenuation Mass (BAM) sampler draws ambient air through a section of filter tape. The filter tape passes between a beta ray source and a beta ray detector. As the particulate mass on the filter increases, the number of beta ray particles transmitted through the filter decreases.

So the detector measures the number of beta particles transmitted through the exposed filter tape, and then the instrument calculates the particulate mass using a correlation equation. The analyzer reports 1-hour data, which are then used to calculate daily 24-hour averages (midnight to midnight), for comparison to the ambient air quality standard.

Nine of the DEP monitoring sites have both discrete manual and continuous samplers, but only the 23

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Chemical Speciation of PM2.5 Suspended Particulate Matter Particulate matter (PM) is a general term Knowing the chemical composition of the used for a mixture of solid particles and PM2.5 mix is also important for determining liquid droplets (also known as aerosols) sources of pollution. By developing seasonal found in the air. PM2.5 refers to particulate and annual chemical characterizations of matter that is 2.5 micrometers or smaller in ambient particulates across the nation, this size. For reference, 2.5 micrometers is speciation data will be used to perform approximately 1/30 the size of a human hair. source attribution analyses, evaluate Speciation is a physical or chemical analysis emission inventories and air quality models, of the captured particles that provide a first and support health related research studies order characterization of the metals, ions, and regional haze assessments.

and carbon constituents of PM2.5.

Pennsylvania began operating a PM2.5 Physical and chemical speciation data can speciation network, consisting of 13 be used to support several areas of study sampling sites, in April 2002. The pie charts as: on the following pages, Figures 2-11 to 2-17

  • Inputs to air quality modeling show the major constituents, consisting of analyses used to implement the nitrates, sulfates, ammonium, organic PM2.5 standard; carbon, elemental carbon and other trace
  • Indicators to track the progress of elements.

air pollution controls;

  • Aids to interpret studies linking health effects to PM2.5 constituents;
  • Aids to understand the effects of atmospheric constituents on visibility impairment; and
  • Aids in designing and siting monitoring networks.

PM2.5 is composed of a mixture of primary and secondary particles, both having long lifetimes in the atmosphere (days to weeks),

traveling long distances (hundreds to thousands of kilometers) and hence, not easily traced back to their individual sources. Primary particles include soil-related particles such as road dust, construction and agriculture and combustion-related particles. Combustion-related particles come from a variety of sources such as diesel and gasoline vehicles, open burning operations, and utility and commercial boilers. The principle types of secondary aerosols are organics, sulfates and nitrates. Sulfur dioxide, nitrogen oxides and ammonia (ammonium sulfate, ammonium bisulfate, ammonium nitrate) are important precursors to secondary particles.

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Figure 2-11. PM2.5 Speciation Pie Charts for Arendtsville and Chester Arendtsville Percentage of Total Mass Year: 2004 Crustal Other Nitrate component 13% 14%

2%

Elemental carbon 2%

Organic carbon 22% Sulfate 33%

Ammonium 14%

Chester Percentage of Total Mass Year: 2004 Other Nitrate Crustal 12% 14%

component 5%

Elemental carbon 4%

Sulfate 29%

Organic carbon 24%

Ammonium 12%

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Figure 2-12. PM2.5 Speciation Pie Charts for Erie and Florence Erie Percentage of Total Mass Year: 2004 Other Nitrate 13% 11%

Crustal component 4%

Elemental carbon 4%

Sulfate 31%

Organic carbon 25%

Ammonium 12%

Florence Percentage of Total Mass Year: 2004 Nitrate Other 6%

19%

Crustal component 3%

Elemental carbon Sulfate 4% 36%

Organic carbon 21%

Ammonium 11%

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Figure 2-13. PM2.5 Speciation Pie Charts for Freemansburg and Greensburg Freemansburg Percentage of Total Mass Year: 2004 Crustal component Other Nitrate 3% 7%

15%

Elemental carbon 5%

Organic carbon 26% Sulfate 30%

Ammonium 14%

Greensburg Percentage of Total Mass Year: 2004 Nitrate Other 8%

16%

Crustal component 3%

Elemental carbon 5% Sulfate 33%

Organic carbon 23%

Ammonium 12%

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Figure 2-14. PM2.5 Speciation Pie Charts for Harrisburg and Lancaster Harrisburg Percentage of Total Mass Year: 2004 Other Crustal component Nitrate 8%

2% 17%

Elemental carbon 5%

Organic carbon 22%

Sulfate 31%

Ammonium 15%

Lancaster Percentage of Total Mass Year: 2004 Other Crustal component 9% Nitrate 2%

21%

Elemental carbon 3%

Organic carbon 21%

Sulfate 28%

Ammonium 16%

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Figure 2-15. PM2.5 Speciation Pie Charts for New Garden and Perry County New Garden Percentage of Total Mass Year: 2004 Other 12% Nitrate Crustal component 20%

2%

Elemental carbon 3%

Organic carbon 21%

Sulfate 27%

Ammonium 15%

Perry County Percentage of Total Mass Year: 2004 Other Nitrate 15% 11%

Crustal component 2%

Elemental carbon 3%

Sulfate 32%

Organic carbon 24%

Ammonium 13%

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Figure 2-16. PM2.5 Speciation Pie Charts for Scranton and State College Scranton Percentage of Total Mass Year: 2004 Other Nitrate 14% 10%

Crustal component 3%

Elemental carbon 5%

Sulfate 31%

Organic carbon 25%

Ammonium 12%

State College Percentage of Total Mass Year: 2004 Other Nitrate 13% 11%

Crustal component 2%

Elemental carbon 3%

Organic carbon 20% Sulfate 37%

Ammonium 14%

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Figure 2-17. PM2.5 Speciation Pie Chart for York York Percentage of Total Mass Year: 2004 Other Crustal component 9% Nitrate 3% 17%

Elemental carbon 4%

Organic carbon 23%

Sulfate 29%

Ammonium 15%

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Continuous Gaseous Sampling Sulfur Dioxide Sulfur dioxide is a gaseous pollutant that is emitted The map in Figure 2-19 displays the average sulfur primarily by industrial furnaces or power plants dioxide annual mean by county in 2004. When burning coal containing sulfur or oil containing there are multiple sites in the county, the annual sulfur. The major health effects associated with high mean is the highest reading of these sites. All exposures to sulfur dioxide include effects on counties in which monitoring was conducted met breathing and respiratory illness symptoms. The the air quality standard of 30 parts per billion (ppb).

population most sensitive to sulfur dioxide includes asthmatics and individuals with chronic lung The map in Figure 2-20 displays the highest second disease or cardiovascular disease. Sulfur dioxide maximum 24-hour (daily) average concentration by damages trees, plants, and agricultural crops and county in 2004. All areas of the Commonwealth met acts as a precursor to acid rain. Finally, sulfur the 24-hour air quality standard of 140 ppb.

dioxide can accelerate the corrosion of natural and man-made materials that are used in buildings and Figure 2-21 displays the last 10-year trend (1995 to monuments, as well as paper, iron-containing 2004) of the annual arithmetic mean in the 12 air metals, zinc, and other protective coatings. basins and the Altoona, Montoursville, and Farrell sites. The solid line represents the annual air quality The statewide composite average of sulfur dioxide standard of 0.030 parts per million (ppm).

annual mean concentration for 1995 to 2004 is shown in Figure 2-18. Sulfur dioxide levels have Sulfur dioxide levels correlate significantly with shown only a slight improvement over the last ten ambient temperatures. As outside temperatures go years and remain below 50 percent of the air quality down, indoor space heating requirements increase, standard. resulting in additional burning of coal and oil.

Sulfur dioxide data for all sites that operated in SULFUR DIOXIDE 2004 is summarized in Appendix A, Table A-11. All Annual Mean sites in the Commonwealth met the annual mean, 30 3-hour, and 24-hour ambient air quality standards.

parts per billion Sulfur dioxide historical data over the last 10 years is presented in Appendix A, Table A-12 for all stations that operated in 2004 with at least 50 percent valid data. This data was used to produce 0 the trend chart shown in Figure 2-21.

1995 2004 Figure 2-18. Trend in annual mean SO2 concentrations, 1995-2004 37

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Figure 2-21. Sulfur Dioxide Trends in Pennsylvania 1995 to 2004 Annual Arithmetic Means (parts per million)

Southeast Pennsylvania Allentown-Bethlehem-Easton Scranton - Wilkes Barre Reading 0.030 0.030 0.030 0.030 0.000 0.000 0.000 0.000 1995 2004 1995 2004 1995 2004 1995 2004 Harrisburg Lancaster York Altoona 0.030 0.030 0.030 0.030 0.000 0.000 0.000 0.000 1995 2004 1995 2004 1995 2004 1995 2004 Montoursville Johnstown Monongahela Valley Lower Beaver Valley 0.030 0.030 0.030 0.030 0.000 0.000 0.000 0.000 1995 2004 1995 2004 1995 2004 1995 2004 Upper Beaver Valley Erie Farrell 0.030 0.030 0.030 0.000 0.000 0.000 1995 2004 1995 2004 1995 2004 SO2 Annual National Ambient Air Quality Standard is 0.030 parts per million 43

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Ground-Level Ozone Ground-level ozone, or photochemical smog, is a standard, this report presents both 1- and 8-hour secondary pollutant. It is not emitted directly to the ozone data. The ozone- monitoring season in st atmosphere but rather is formed in the atmosphere Pennsylvania begins each year on April 1 and st by the reactions of other pollutants. Ground-level ends on October 31 .

ozone forms during the summer months, when nitrogen oxides (NOx) and volatile organic Ambient ground-level ozone trends are erratic by compounds (VOCs) combine and react in the nature. Changes in meteorological conditions, presence of sunlight and warm temperatures. population growth, and changes in emissions Nitrogen oxides come from burning fossil fuels at (VOCs and NOx) influence ozone concentrations.

power plants, industrial boilers, and motor vehicles. Figure 2-22 shows the 1995-2004 statewide (DEP VOCs are emitted from a variety of sources, sites only) average second daily maximum 1-hour including motor vehicles, chemical plants, ozone concentrations. Weather conditions were not refineries, and natural (biogenic) sources. Changing favorable for ozone formation in 2004. The solid line weather patterns contribute to yearly differences in is at the primary 1-hour air quality standard of 125 ozone concentrations. Ozone and the precursor parts per billion (ppb).

pollutants that cause ozone also can be transported into an area from pollution sources located hundreds of miles away. Ground-Level Ozone is a OZONE Average 2nd Maximum Daily 1-Hour strong irritant to the eyes and upper respiratory system. It hampers breathing and also damages 150 crops and man-made materials such as monuments parts per billion and statues. 125 In July 1997, EPA promulgated a new 8-hour 100 primary ozone standard to protect against longer exposure periods that are of concern for both 75 human health and environmental welfare. The 1-1995 2004 hour0.0232 days <br />0.557 hours <br />0.00331 weeks <br />7.62522e-4 months <br /> ozone standard stays in effect until an area has met the standard for three consecutive years.

Figure 2-22. Trend in average second daily maximum 1-hour The secondary standard (welfare-based) was set ozone concentrations, 1995-2004.

identical to the 8-hour primary standard. The secondary standard highlights the concerns The map in Figure 2-23 presents the highest associated with effects on vegetation. As a way of second daily maximum 1-hour ozone concentration focusing on this effect, DEP has contracted with by county in 2004. There were no exceedances of Pennsylvania State Universitys Department of the 1-hour air quality standard in 2004. All ozone Plant Pathology to monitor ozone at five rural sites: monitoring sites are included in the representation, Moshannon State Forest, Clearfield County; with the exception of those monitors operated by Tiadaghton, Lycoming County; the Department of Allegheny and Philadelphia counties.

Conservation and Natural Resources Penn Nursery facility, Centre County; State College, Centre The map in Figure 2-24 presents the fourth highest County; and a site between Mansfield and daily maximum running 8-hour ozone concentration Williamsport, Tioga County. by county in 2004. All ozone monitoring sites are included in the representation, with the exception of In addition to the established surveillance those monitors operated by Allegheny and monitoring sites, DEP continued monitoring begun Philadelphia counties.

by the North American Research Strategy for Tropospheric Ozone (NARSTO). The Holbrook site For the 12 air basins and Altoona, Montoursville, (Greene County) is primarily designed to study and Farrell sites, Figure 2-25 shows the 10-year ozone transport in the Northeast. trend (1995 to 2004) of the average second daily maximum 1-hour ozone concentration during the Since the 1-hour ozone standard still applies in ozone season for DEP monitoring sites. Figure 2-26 areas that have not attained compliance with the shows the 10-year trend (1995 to 2004) of the 3-45

year average of the fourth highest daily 8-hour running ozone mean. All sites, with the exception of the Montoursville site, have been close to or exceeded the 8-hour standard of 0.08 parts per million (ppm). The solid line in both figures indicates the 1- or 8-hour standard level.

Montoursville has been the only area consistently below the ozone air quality standards.

Appendix A, Table A-13a summarizes the 1-hour ozone data during the ozone season of 2004 for all monitoring sites. Appendix A, Table A-13b summarizes the 8-hour ozone data during the ozone season of 2004 for all monitoring sites.

Appendix A, Table A-14 lists the days on which the 1-hour ozone air quality standard was exceeded in 2004 at all sites in Pennsylvania.

Appendix A, Tables A-15 and A-16 summarize the 1-hour and 8-hour data over the last three years (2002 - 2004). These tables include monitoring sites operated by DEP, the Allegheny County Health Department, Philadelphia Department of Public Health, Air Management Services, and the Pennsylvania State University.

Historical 1-hour data for ozone from 1995 to 2004 is contained in Appendix A, Table A-17 for all DEP sites that operated during the ozone monitoring season in 2004 with at least 50 percent valid data.

To demonstrate that the 1-hour ozone NAAQS is achieved and maintained, a site can have no more than three exceedances of the 0.12 parts per million (ppm) standard over the last three years. Only two sites, located in the Southeast Pennsylvania air basin, have more than three exceedances in the last three years.

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Figure 2-25. 10-Year Ozone Trend in Pennsylvania 1995 to 2004 Average Second Daily Maximum 1-Hour (parts per billion)

Southeast Pennsylvania Allentown-Bethlehem-Easton Scranton - Wilkes Barre Reading 150 150 150 150 100 100 100 100 50 50 50 50 1995 2004 1995 2004 1995 2004 1995 2004 Harrisburg Lancaster York Altoona 150 150 150 150 100 100 100 100 50 50 50 50 1995 2004 1995 2004 1995 2004 1995 2004 Montoursville Johnstown Monongahela Valley Lower Beaver Valley 150 150 150 150 100 100 100 100 50 50 50 50 1995 2004 1995 2004 1995 2004 1995 2004 Upper Beaver Valley Erie Farrell 150 150 150 100 100 100 50 50 50 1995 2004 1995 2004 1995 2004 Daily Maximum 1-Hour National Ambient Air Quality Standard is 125 parts per billion 51

Figure 2-26. 10-Year Ozone Trend in Pennsylvania 1995 to 2004 3-Year Average of 4th Daily Maximum 8-Hour Mean (parts per billion)

Southeast Pennsylvania Allentown-Bethlehem-Easton Scranton - Wilkes Barre Reading 150 150 150 150 100 100 100 100 50 50 50 50 1995 2004 1995 2004 1995 2004 1995 2004 Harrisburg Lancaster York Altoona 150 150 150 150 100 100 100 100 50 50 50 50 1995 2004 1995 2004 1995 2004 1995 2004 Montoursville Johnstown Monongahela Valley Lower Beaver Valley 150 150 150 150 100 100 100 100 50 50 50 50 1995 2004 1995 2004 1995 2004 1995 2004 Upper Beaver Valley Erie Farrell 150 150 150 100 100 100 50 50 50 1995 2004 1995 2004 1995 2004 The eight-hour Ozone National Ambient Air Quality Standard is the average of the yearly 4th daily maximum 8-hour values over 3 years.

The standard is exceeded when the 3-year average is greater than 84 ppb.

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Nitrogen Dioxide / Oxides of Nitrogen Nitrogen dioxide (NO2) is a highly toxic, reddish Figure 2-29 on the following page indicates the 10-brown gas that is formed through the oxidation of year trend of nitrogen dioxide annual mean levels nitric oxide (NO) emitted primarily from the from 1995 to 2004 in 12 air basins and the Altoona combustion of fuels in stationary or transportation non-air basin. Nitrogen dioxide levels have sources. It can cause an odorous, brown haze that remained relatively constant over the last 10 years.

irritates the eyes and nose, shuts out sunlight, and All areas are at or below 50 percent of the annual reduces visibility. NO2 acts as a precursor to acidic air quality standard.

precipitation and plays a key role in nitrogen loading of forests and ecosystems. NO2 has been Nitrogen dioxide data for 2004 is summarized in associated with acute effects in individuals Appendix A, Table A-18. No site exceeded the diagnosed with respiratory disease. annual primary air quality standard for nitrogen dioxide in Pennsylvania in 2004.

Oxides of nitrogen (NOx) are a class of pollutants formed when fuel is burned at a very high Historical trend data for those sites that monitored temperature (above 1200° F), such as in nitrogen dioxide in 2004 is presented in Appendix automobiles and power plants. For air pollution A, Table A-19 for 1995 to 2004. Data is shown for purposes, it is composed primarily of nitric oxide those sites with at least 50 percent valid data. The (NO), nitrogen dioxide (NO2) and other oxides of annual arithmetic mean is shown so that a nitrogen. Although there is no air quality standard comparison to the air quality standard can be made for NOx, it plays a major role in the formation of for the individual sites.

ground-level ozone in the atmosphere through a complex series of reactions with volatile organic compounds (VOCs). Nitrogen oxides also OXIDES OF NITROGEN contribute to deposition of nitrogen in soil and water Annual Means through acid rain.

40 parts per billion NITROGEN DIOXIDE Annual Mean 50 parts per billion 0

1995 2004 Figure 2-28. Trend of nitrogen oxides annual means, 0 1995-2004.

1995 2004 Appendix A, Table A-20 summarizes data for Figure 2-27. Trend in annual NO2 concentrations, oxides of nitrogen (NOX) in 2004. Figure 2-28 1995-2004.

represents the statewide trend of oxides of nitrogen by using the arithmetic mean from all monitoring The trend in annual mean NO2 concentrations sites over the last 10 years with at least 50 percent statewide between 1995 and 2004 is shown in data capture. Since 1995, average NOX Figure 2-27. In 1995, the statewide average concentrations have declined by 26 percent.

concentration was 17 parts per billion (ppb) and in 2004 the statewide average concentration was 13 parts per billion (ppb), representing a statewide decrease of 24% for this period. All areas of the Commonwealth continue to be well below the air quality annual standard of 53 parts per billion (ppb),

which is indicated by the solid line in Figure 2-27.

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Figure 2-29. 10 - Year Nitrogen Dioxide Trend in Pennsylvania 1995 to 2004 Annual Arithmetic Means (parts per million)

Southeast Pennsylvania Allentown-Bethlehem-Easton Scranton - Wilkes-Barre Reading 0.050 0.050 0.050 0.050 0.000 0.000 0.000 0.000 1995 2004 1995 2004 1995 2004 1995 2004 Harrisburg Lancaster York Altoona 0.050 0.050 0.050 0.050 0.000 0.000 0.000 0.000 1995 2004 1995 2004 1995 2004 1995 2004 Johnstown Monongahela Valley Lower Beaver Valley Upper Beaver Valley 0.050 0.050 0.050 0.050 0.000 0.000 0.000 0.000 1995 2004 1995 2004 1995 2004 1995 2004 Erie 0.050 0.000 1995 2004 The Nitrogen Dioxide Annual National Ambient Air Quality Standard is 0.053 ppb 54

Carbon Monoxide Carbon monoxide (CO) is a colorless, odorless, sites. The solid line at 9 parts per million in Figures poisonous gas that has an affinity for hemoglobin 2-30 and 2-31 indicates the 8-hour running mean 210 times that of oxygen. By combining with the air quality standard.

hemoglobin in the blood, CO inhibits the delivery of oxygen to the bodys tissue, thereby causing Carbon Monoxide Concentrations asphyxia or shortness of breath. The health threat from carbon monoxide is most serious for those by Site Type who suffer from cardiovascular disease. At much Average Second Maximum 8-Hour 9

higher levels of exposure, healthy individuals are also affected.

parts per million Carbon monoxide is a byproduct of the incomplete burning of fuels. Industrial processes contribute to carbon monoxide pollution levels, but the principal source of carbon monoxide in most large urban areas is motor vehicle emissions. Peak carbon monoxide concentrations typically occur during the 0 colder months of the year when automotive 19 19 19 19 19 20 20 95 96 97 98 99 00 emissions are greater and nighttime inversion 20 20 2001 02 03 04 conditions are more frequent.

Figure 2-31. Trend in second maximum 8-hour average CO concentrations by location, 1995-2004.

CARBON MONOXIDE The carbon monoxide 10-year historical trend for Average 2nd Maximum 8-Hr Mean different areas of the state are shown in Figure 2-32 9 on the following page, using the highest second parts per million maximum 8-hour non-overlapping running average.

The solid lines on the graphs represent the 8-hour ambient air quality standard.

Carbon monoxide data for 2004 has been 0

summarized in Appendix A, Table A-21. There were 1995 2004 no exceedances of the 1- or 8-hour air quality standards observed in 2004.

Figure 2-30. Trend in second maximum 8-hour average CO concentrations, 1995-2004. Historical trend data for 1995 to 2004 for carbon monoxide is shown in Appendix A, Table A-22 for Figure 2-30 shows the statewide average second all air monitoring sites that operated in 2004 with at maximum 8-hour carbon monoxide concentrations. least 50 percent valid data. The second maximum In 1995, the statewide average concentration was value is presented to indicate whether the site is 3.5 parts per million (ppm) and in 2004 the attaining the air quality standard.

statewide average concentration was 1.5 parts per million (ppm), representing a statewide decrease of 57% for this period. The carbon monoxide improvement occurred across all spatial scales -

downtown central business district (CBD), rural, and suburban. Figure 2-31 shows that, historically, CBD sites recorded higher carbon monoxide concentrations on average than other monitoring site locations. But this year, the average carbon monoxide concentrations are equal for both types of 55

Figure 2-32. 10 - Year Carbon Monoxide Trend in Pennsylvania 1995 to 2004 Second Maximum 8-Hour Running Mean (parts per million)

Southeast Pennsylvania Allentown-Bethlehem-Easton Scranton - Wilkes Barre Reading 9.0 9.0 9.0 9.0 0.0 0.0 0.0 0.0 1995 2004 1995 2004 1995 2004 1995 2004 Harrisburg Lancaster York Altoona 9.0 9.0 9.0 9.0 0.0 0.0 0.0 0.0 1995 2004 1995 2004 1995 2004 1995 2004 Johnstown Monongahela Valley Lower Beaver Valley Upper Beaver Valley 9.0 9.0 9.0 9.0 0.0 0.0 0.0 0.0 1995 2004 1995 2004 1995 2004 1995 2004 Erie 9.0 0.0 1995 2004 The Carbon Monoxide 8-Hour National Ambient Air Quality Standard is 9.0 ppm 56

Air Toxics Hazardous air pollutants (HAPs), commonly Data from the Lancaster site for 2004 has been referred to as air toxics, are pollutants known to summarized in Appendix A, Table A-24. There are cause or are suspected of causing cancer or other no federal or state ambient air quality standards for serious human health effects or ecosystem mercury.

damage. Some air toxics are released from natural sources such as volcanic eruptions and forest fires. For more information on PAs Air Toxics monitoring, Most air toxics originate from mobile sources (cars, visit us through the Departments website at trucks, buses) and stationary sources (factories, http://www.depweb.state.pa.us (DEP Keyword:

refineries, power plants). Examples of some of the toxics).

188 toxic air pollutants include heavy metals such as mercury and chromium; benzene, found in gasoline; perchloroethylene, emitted from some dry cleaning facilities; and methylene chloride, used as a solvent and paint stripper by a number of industries.

DEP performs ambient air monitoring of several air toxics at a Photochemical Assessment Monitoring Station (PAMS) site in Arendtsville, Adams County.

This site studies the transport of ozone precursors from urban to rural areas. The volatile organic compounds (VOCs) routinely measured include several VOC species considered to be air toxics, such as benzene, hexane, toluene, and styrene.

This station was not sited to represent the highest concentrations over a wide area, but it can be useful to study trends in ambient air toxics transported over long distances. DEP operates the Arendtsville site from June to October. Figure 2-33 on the following page displays the average concentration trend of selected air toxics from 1996 until 2004. Units in Figure 2-33 are expressed in parts per billion Carbon (ppbC).

The 2004 data from the Arendtsville site has been summarized in Appendix A, Table A-23. There are no federal or state air quality standards for the monitored compounds.

DEP performs air toxics monitoring for mercury at a site near Lancaster. This site is designed to comply with EPA's expanded national toxic monitoring program. Data supplied from this monitoring site, and the expanded national network, will assist in rulemaking and model validation. EPA will use these computer models to estimate lifetime chemical exposures and subsequent health-effect risks.

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Figure 2-33. Air Toxics Trends at the Arendtsville Monitoring Site (1996-2004)

Annual Means 1.4 1.2 1996 1 1997 1998 0.8 1999 ppbC* 2000 0.6 2001 2002 0.4 2003 0.2 2004 0

Benzene Isopropylbenzene Ethylbenzene Styrene m/p-Xylene n-Hexane Toluene Compounds

  • ppbC = parts per Billion Carbon 35 30 1996 25 1997 1998 20 1999 pppC* 2000 15 2001 2002 10 2003 2004 5

0 Total Non-Methane Organic Compounds PAMS Hydrocarbon Compounds Unidentified VOC Compounds

  • ppbC = parts per Billion Carbon 59

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CHAPTER 3 - Air Quality Index Formerly, a Pollutant Standards Index (PSI) was published daily for monitoring sites in Pennsylvania. The PSI was a national uniform method for reporting air quality that incorporates recorded levels of five common air contaminants: carbon monoxide (CO), sulfur dioxide (SO2), suspended particulate matter 10 microns or less in size (PM10), ozone, and nitrogen dioxide (NO2).

The PSI used a segmented linear function to convert concentration levels of these pollutants into normalized numbers based on the National Ambient Air Quality Standards (NAAQS), the various episode levels, and the significant harm levels for each pollutant.

On Oct. 4, 1999, EPA revised the PSI to update health messages for carbon monoxide, sulfur dioxide, and nitrogen dioxide. It reflects updated health information considered in the EPA proposal to revise the air quality standards for ground-level ozone (smog) and particulate matter. The revised index will ensure consistency between current science on the health effects of all of these air pollutants and the reporting of this air quality and health information to the public. The new index is called the Air Quality Index (AQI).

The AQI adds an additional air quality category to the former PSI categories just above the level of the standard.

The AQI index establishes a category from 101 -150 characterized as "unhealthy for sensitive groups" and a category of 151 - 200 as "unhealthy. The AQI includes modifications to the ozone sub-index (an 8-hour sub-index) and a new sub-index for fine particulate matter. These changes to the AQI are based on health effects information from the review of the ozone and particulate matter standards.

The AQI has been adopted by DEP and is published on DEPs web site with hourly updates (DEP Keyword: Air Quality Index, Air Index). The breakpoints for the AQI in terms of pollutant concentrations are shown in Table 3-1.

TABLE 3-1. BREAKPOINTS FOR THE AIR QUALITY INDEX (AQI) )

O3 (ppm) O3 (ppm) PM2.5 (µg/m3) PM10 CO (ppm) SO2 (ppm) NO2 (ppm) 8 - hour 1 - hour(1) (µg/m )

3 1-Hour AQI Category 2

0.000 - 0.064 - 0.0 - 15.4 0 - 54 0.0 - 4.4 0.000 - 0.034 () 0 - 50 Good 2

0.065 - 0.084 - 15.5 - 40.4 55 - 154 4.5 - 9.4 0.035 - 0.144 () 51 - 100 Moderate Unhealthy for 2

0.085 - 0.104 0.125 - 0.164 40.5 - 65.4 155 - 254 9.5 - 12.4 0.145 - 0.224 () 101 - 150 sensitive groups 2

0.105 - 0.124 1.65 - 0.204 65.5 - 150.4 255 - 354 12.5 - 15.4 0.225 - 0.304 () 151 - 200 Unhealthy 0.125 - 0.374 0.205 - 0.404 150.5 - 250.4 355 - 424 15.5 - 30.4 0.305 - 0.604 0.65 - 1.24 201 - 300 Very unhealthy 3

() 0.405 - 0.504 250.5 - 350.4 425 - 504 30.5 - 40.4 0.605 - 0.804 1.25 - 1.64 301 - 400 Hazardous 3

() 0.505 - 0.604 350.5 - 500.4 505 - 604 40.5 - 50.4 0.805 - 1.004 1.65 - 2.04 401 - 500 Hazardous 1

Agencies are generally required to report the AQI based on 8-hour ozone values. However, there are a small number of areas where an AQI based on 1-hour ozone values would be more precautionary. In these cases, in addition to calculating the 8-hour ozone index value, the 1-hour ozone index value may be calculated and the maximum of the two values is reported.

2 NO2 has no short-term NAAQS and can generate an AQI only above a AQI value of 200.

3 When 8-hour Ozone concentrations exceed 0.374 ppm, AQI values of 301 or higher must be calculated with 1-hour concentrations.

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CHAPTER 4 - Precision and Accuracy DEP conducts regularly scheduled performance Note that there are two different types of accuracy audits and precision checks on all air monitoring checks for lead: the normal flow check, which is equipment. Performance audits are conducted indicated by PB(F) and a quarterly analytical check, quarterly for the purpose of assessing data which is indicated by PB(A), on the legends of each accuracy on carbon monoxide (CO), sulfur dioxide graph. This analytical check is part of the EPA (SO2), nitrogen dioxide (NO2), ozone (O3), total sponsored National Performance Audit Program suspended particulate (TSP), suspended particulate (NPAP) in which spiked lead strips are sent to state matter 10 microns or less in size (PM10), and lead laboratories to verify laboratory analysis accuracy.

(Pb) monitoring equipment. Precision checks are performed every two weeks on CO, SO2, NO2, and O3 and every sampling day (once every sixth day) for selected TSP, PM2.5, PM10, and lead.

Data obtained from the performance audits and precision checks are converted to 95 percent upper and lower probability limits using standard statistical methods.

For precision, only one probability level is calculated for each parameter. Acceptable 95 percent probability limits for precision are met when the instrument response is within 15 percent for all parameters. For continuous analyzers, every two weeks the equipment is challenged by a low level gas of known concentration; and for discrete particulate parameters (TSP, PM10, and lead), filters from pairs of collocated samplers that run on a one-in-six-day schedule are analyzed and compared.

This Precision Level data is shown in Figure 4-1.

For accuracy, acceptable 95 percent probability limits are met when the instrument response is within 20 percent for continuous gaseous parameters and within 15 percent for discrete particulate parameters (TSP, PM10 and lead).

Challenging the equipment quarterly with 3 known concentration levels of audit gas, which are shown as Accuracy Levels 1, 2, and 3 (Figure 4-1),

respectively, determines accuracy for continuous analyzers. For discrete particulate parameters (TSP, PM10, and lead), an annual audit of the flow rate determines accuracy. These data are shown on the Accuracy Level 2 graph (Figure 4-1).

Figure 4-1 on the following page summarizes the 95 percent probability limits from all four quarterly reporting periods within the calendar year. The values presented were calculated from weighted arithmetic averages for each quarters probability limits.

63

Figure 4-1. Annual Accuracy and Precision Probability Limits 2004 95% Lower/Upper Limits Accuracy Level 1 Accuracy Level 2 20 20 15 15 10 9 9 10 7 8 10 7 6 7 6 5

Percentage (%) Percentage (%)

5 5 5 2 0 0

-5 -5 -2

-5 -4 -4

-6 -5 -5 -5

-10 -10

-14 -15

-15 -12 -12

-15

-20 -20 CO NO2 O3 SO2 TSP PM10 PB(F) PB(A) CO NO2 O3 SO2 TSP PM10 PB(F) PB(A)

Accuracy Level 3 Precision Level 25 20 20 18 16 15 15 11 9

10 10 7 6 6 6 5

Percentage (%) Percentage (%)

5 5 2

0 0

-5 -4 -5

-6 -5 -6

-7 -17

-10 -10

-15

-15 -12 -16

-15 -15 -17

-20 -20 CO NO2 O3 SO2 TSP PM10 PB(F) PB(A) CO NO2 O3 SO2 TSP PM10 PB(F) PB(A) 64

APPENDIX A - Data Tables 65

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66

Appendix A: Table A1 Total Suspended Particulate Matter (Units: micrograms per cubic meter)

Year: 2004 Daily Averages PA Geometric Geometric Arithmetic Number 1st 2nd Minimum Site Annual Standard Annual 24HR 24HR Date 24HR Date 24 Hour Site Name Code Mean Deviation Mean Samples Mean MM/DD Mean MM/DD Mean Southeast Pennsylvania Air Basin Chester P11 34 1.75 37 61 104 07/26 65 02/21 0 Northeast Region Non-Air Basin Palmerton 205 25 1.75 28 58 62 07/20 57 05/15 6 Reading Air Basin Laureldale R10 34 1.57 37 60 78 11/17 77 11/11 11 Southcentral Region Non-Air Basin Lyons 301 25 2.13 31 57 64 05/09 63 06/08 0 Lyons 375 21 1.62 23 57 60 05/15 48 06/26 6 Johnstown Air Basin East Conemaugh J08 26 1.65 30 60 69 07/02 66 10/06 7 Monogahela Valley Air Basin Monessen M16 37 1.55 41 60 97 07/02 69 02/27 8 Lower Beaver Valley Air Basin Vanport B05 8 4.82 22 55 74 08/01 70 06/08 0 No Long- or Short-Term Air Quality Standard

? indicates that the annual mean does not meet the summary criteria for completeness 67

Appendix A: Table A-2 Total Suspended Particulate Matter Historical Trend Annual Geometric Means (Units: micrograms per cubic meter)

PA Site Site Name Code 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Southeast Pennsylvania Air Basin Chester P11 43 43 55 40 35 39 36 33 35 34 Northeast Region Non-Air Basin Palmerton 205 29 32 31 29 27 28 27 28 30 25 Reading Air Basin Laureldale R10 50 51 53 51 44 44 39 40 39 34 Southcentral Region Non-Air Basin Lyons 301 36 34 32 30 *** 39 30 28 42 25 Lyons 375 *** *** *** *** *** *** *** 26 23 21 Johnstown Air Basin East Conemaugh J08 *** 37 40 41 42 42 30 28 30 26 Monongahela Valley Air Basin Monessen M16 *** *** 44 44 44 42 46 39 38 37 Lower Beaver Valley Air Basin Vanport B05 *** 35 35 33 34 35 30 17? 9 8 No Long- or Short-Term Air Quality Standard

? indicates that the annual mean does not meet the summary criteria for completeness

      • indicates less than 30 samples collected during year 68

Appendix A: Table A-3 Sulfate Suspended Particulate Matter Summary (Units: micrograms per cubic meter)

Year: 2004 PA Number Number 1st Max 2nd Max Number 1st Max 2nd Max Site Annual 24 HR 30 Day 30 Day 30 Day 24 HR 24 Hour 24 Hour Site Name Code Mean Samples > 10 Mean MM Mean MM > 30 Mean MM/DD Mean MM/DD Northeast Region Non-Air Basin Palmerton 205 8.9 59 4 11.6 6 11.5 7 0 20.2 06/08 16.6 07/20 Reading Air Basin Laureldale R10 9.2 58 4 14.6 5 11.4 7 0 20.7 06/08 18.9 05/09 Johnstown Air Basin East Conemaugh J08 10.5 61 5 15.9 7 12.8 5 1 30.6 07/02 20.5 06/08 Monongahela Valley Air Basin Monessen M16 11.8 58 10 14.4 7 13.7 6 1 30.8 07/02 27.8 06/08 No Long- or Short-Term Air Quality Standard 69

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Appendix A: Table A-4 Nitrate Suspended Particulate Matter Summary (Units: micrograms per cubic meter)

Year: 2004 PA Number 1st Max 2nd Max 3rd Max Minimum Site Annual 24HR 24 Hour 24 Hour 24 Hour 24 Hour Site Name Code Mean Samples Mean MM/DD Mean MM/DD Mean MM/DD Mean Northeast Region Non-Air Basin Palmerton 205 3.35 59 7.3 06/14 6.8 05/27 6.8 02/09 0.56 Reading Air Basin Laureldale R10 4.13 58 9.8 03/04 9.6 05/21 8.9 04/09 0.87 Johnstown Air Basin East Conemaugh J08 2.37 61 5.0 02/03 4.8 12/29 4.6 04/09 0.62 Monongahela Valley Air Basin Monessen M16 3.04 58 5.9 12/17 5.9 04/09 5.8 12/05 1.20 No Long- or Short-Term Air Quality Standard 71

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Appendix A: Table A-5 Lead Suspended Particulate Matter Summary (Units: micrograms per cubic meter)

Year: 2004 PA 1st 2nd 3rd 4th Number of Samples Site Quarter Quarter Quarter Quarter 1st 2nd 3rd 4th Site Name Code Mean Mean Mean Mean Quarter Quarter Quarter Quarter Southeast Pennsylvania Air Basin Chester P11 0.03 0.04 0.04 0.04 15 15 16 15 Northeast Region Non-Air Basin Palmerton 205 0.12 0.05 0.07 0.05 14 15 15 15 Reading Air Basin Laureldale R10 0.40 0.18 0.13 0.24 15 14 14 15 Southcentral Region Non-Air Basin Lyons 301 0.18 0.15 0.13 0.13 15 12 15 15 Lyons 375 0.09 0.07 0.05 0.08 15 14 15 15 Johnstown Air Basin East Conemaugh J08 0.03 0.04 0.04 0.05 15 15 16 15 Monongahela Valley Air Basin Monessen M16 0.04 0.03 0.03 0.04 14 15 15 14 Lower Beaver Valley Air Basin Vanport B05 0.03 0.07 0.09 0.04 13 15 12 15 Primary Quarterly National Ambient Air Quality Standard of 1.5 micrograms per cubic meter 73

Appendix A: Table A-6 Lead Suspended Particulate Matter Historical Trend Maximum Quarterly Means (Units: micrograms per cubic meter)

PA Site Site Name Code 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Southeast Pennsylvania Air Basin Chester P11 0.05 0.04 0.05 0.04 0.05 0.04 0.04 0.04 0.04 0.04 Northeast Region Non-Air Basin Palmerton 205 0.07 0.08 0.09 0.11 0.07 0.11 0.07 0.09 0.10 0.12 Reading Air Basin Laureldale R10 0.29 0.27 0.30 0.31 0.29 0.33 0.27 0.22 0.39 0.40 Southcentral Region Non-Air Basin Lyons 301 0.17 0.17 0.29 0.22 *** 0.22 0.23 0.16 0.12 0.18 Lyons 375 *** *** *** *** *** *** *** 0.09 0.08 0.09 Johnstown Air Basin East Conemaugh J08 *** 0.04 0.04 0.04 0.09 0.05 0.04 0.03 0.04 0.05 Monongahela Valley Air Basin Monessen M16 *** 0.05 0.05 0.04 0.04 0.04 0.04 0.03 0.04 0.04 Lower Beaver Valley Air Basin Vanport B05 0.15 0.06 0.08 0.06 0.08 0.07 0.06 0.11 0.09 0.09 Primary Quarterly National Ambient Air Quality Standard of 1.5 micrograms per cubic meter

      • indicates less than 30 samples collected during year 74

Appendix A: Table A-7 PM-10 Suspended Particulate Matter Summary (Units: micrograms per cubic meter / standard conditions)

Year: 2004 Maximum 24 Hour Means PA Arithmetic Number 1st 2nd 3rd 4th 99th Minimum Site Annual 24HR 24HR Date 24HR Date 24HR 24HR Percentile 24 Hour Site Name Code Mean Means Mean MM/DD Mean MM/DD Mean Mean 24HR Mean Southeast Pennsylvania Air Basin Bristol (TEOM) P01 18 349 60 07/22 59 05/12 52 49 49 4 Chester (TEOM) P11 23 356 64 07/22 63 06/05 57 53 53 5 Norristown (TEOM) P21 17 353 55 05/12 52 06/09 48 43 43 4 Allentown-Bethlehem-Easton Air Basin Allentown (TEOM) A19 15 355 48 07/22 45 12/22 40 38 38 2 Freemansburg (TEOM) A25 19 360 66 07/22 59 05/12 56 55 55 4 Scranton-Wilkes-Barre Air Basin Scranton (TEOM) S01 16 364 55 07/22 43 06/09 43 42 42 2 Wilkes-Barre (TEOM) S28 17 365 54 07/22 50 12/22 46 45 45 0 Northeast Region Non-Air Basin Nazareth (TEOM) A26 32 348 143 07/21 115 11/17 108 101 101 4 Reading Air Basin Reading (TEOM) R01 20 365 60 07/22 52 05/12 51 47 47 5 Reading R15 20 60 46 11/17 45 06/08 41 38 46 2 Harrisburg Air Basin Harrisburg (TEOM) H11 21 365 69 10/07 61 07/22 52 51 51 3 Lancaster Air Basin Lancaster (TEOM) L01 20 365 55 05/11 54 02/02 51 49 49 3 York Air Basin York (TEOM) Y01 22 361 59 05/11 53 05/12 52 52 52 4 Southcentral Non-Air Basin Altoona (TEOM) 308 20 365 110 04/19 63 06/09 61 58 58 4 Northcentral Region Non-Air Basin Montoursville 410 18? 51 42 07/20 41 06/08 37 37 42 4 Johnstown Air Basin Johnstown (TEOM) J01 22 365 64 07/02 61 06/09 60 57 57 4 Primary and Secondary National Ambient Air Quality Standards Annual Mean = 50 micrograms per cubic meter 24 Hour Mean (3-year average of 99th Percentile) = 150 micrograms per cubic meter

? indicates that the annual mean does not meet the summary criteria for completeness 75

Appendix A: Table A-7 PM-10 Suspended Particulate Matter Summary (Units: micrograms per cubic meter / standard conditions)

Year: 2004 Maximum 24 Hour Means PA Arithmetic Number 1st 2nd 3rd 4th 99th Minimum Site Annual 24HR 24HR Date 24HR Date 24HR 24HR Percentile 24 Hour Site Name Code Mean Means Mean MM/DD Mean MM/DD Mean Mean 24HR Mean Monongahela Valley Air Basin Charleroi (TEOM) M01 20 359 68 07/02 64 07/03 52 50 50 5 Monessen M16 25 58 77 07/02 60 08/31 50 42 77 7 Lower Beaver Valley Air Basin Beaver Falls (TEOM) B11 23 363 67 07/02 64 06/08 64 59 59 2 Southwest Region Non-Air Basin Florence 504 16 59 49 07/02 46 06/08 38 38 49 2 Greensburg (TEOM) 513 20? 320 52 08/17 50 08/03 48 48 48 3 Upper Beaver Valley Air Basin New Castle (TEOM) B21 26 359 65 06/08 65 07/21 65 62 62 3 Erie Air Basin Erie (TEOM) E10 14? 278 49 07/21 48 08/25 48 39 48 2 Primary and Secondary National Ambient Air Quality Standards Annual Mean = 50 micrograms per cubic meter 24 Hour Mean (3-year average of 99th Percentile) = 150 micrograms per cubic meter

? indicates that the annual mean does not meet the summary criteria for completeness 76

Appendix A: Table A-8 PM-10 Suspended Particulate Matter Historical Trend (Units: micrograms per cubic meter / standard conditions)

Site Name / Site Code 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Southeast Pennsylvania Air Basin Bristol (TEOM) 21? 21 20 23 17 18 21 18 19 18 Annual Mean P01 58 55 59 57 51 53 57 56 56 49 99th Percentile 24HR Mean Chester (TEOM) 25 24 24 25 21 22 23 20 21 23 Annual Mean P11 68 65 60 63 55 62 60 60 54 53 99th Percentile 24HR Mean Norristown (TEOM) *** 22? 21 21 18 19 20 16 19 17 Annual Mean P21 *** 54 66 56 49 49 56 49 50 43 99th Percentile 24HR Mean Allentown-Bethlehem-Easton Air Basin Allentown (TEOM) *** 21? 19 17 11 29 21 18 18 15 Annual Mean A19 *** 52 55 46 36 94 64 54 45 38 99th Percentile 24HR Mean Freemansburg (TEOM) *** *** *** 26? 38 35 20 20 19 19 Annual Mean A25 *** *** *** 65 97 98 60 60 55 55 99th Percentile 24HR Mean Scranton-Wilkes-Barre Air Basin Scranton (TEOM) 23 21 20 21 12? 16 20 18 17 16 Annual Mean S01 71 59 61 59 51 41 57 63 48 42 99th Percentile 24HR Mean Wilkes-Barre (TEOM) 21 21 21 24 *** 18 20 19 21 17 Annual Mean S28 59 57 62 64 *** 49 57 63 68 45 99th Percentile 24HR Mean Northeast Region Non-Air Basin Nazareth (TEOM) *** *** *** *** *** 28 30 29 33 32 Annual Mean A26 *** *** *** *** *** 76 99 95 104 101 99th Percentile 24HR Mean Reading Air Basin Reading (TEOM) *** 24? 21 21 21 20 22 20 19 20 Annual Mean R01 *** 52 59 55 49 52 63 58 50 47 99th Percentile 24HR Mean Reading *** 29 29 27 29 27 24 25 25 20 Annual Mean R15 *** 81 79 67 53 66 62 60 83 46 99th Percentile 24HR Mean Harrisburg Air Basin Harrisburg (TEOM) 22 23 22 23 21 21 22 20 21 21 Annual Mean H11 61 58 62 65 53 65 60 62 53 51 99th Percentile 24HR Mean Lancaster Air Basin Lancaster (TEOM) 27 24 23 24 24 21 23 21 20 20 Annual Mean L01 72 64 68 62 63 55 67 61 49 49 99th Percentile 24HR Mean Primary and Secondary National Ambient Air Quality Standards Annual Mean = 50 micrograms per cubic meter 24 Hour Mean (3-year average of 99th Percentile) = 150 micrograms per cubic meter

? indicates that the annual mean does not meet the summary criteria for completeness

      • indicates less than 30 discrete samples collected or less than 50 percent continuous data (TEOM) 77

Appendix A: Table A-8 PM-10 Suspended Particulate Matter Historical Trend (Units: micrograms per cubic meter / standard conditions)

Site Name / Site Code 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 York Air Basin York (TEOM) *** *** 23 26 23 22 24 21 24 22 Annual Mean Y01 *** *** 70 60 56 55 68 61 71 52 99th Percentile 24HR Mean Northcentral Region Non-Air Basin Altoona (TEOM) 26? 23 21 22 19 20 24 22 20 20 Annual Mean 308 69 53 59 58 57 54 69 63 69 58 99th Percentile 24HR Mean Montoursville *** *** *** *** *** *** *** 20 20 18? Annual Mean 410 *** *** *** *** *** *** *** 66 45 42 99th Percentile 24HR Mean Johnstown Air Basin Johnstown (TEOM) *** 28? 24 26 24 21 24 24 22 22 Annual Mean J01 *** 60 66 64 61 53 74 64 64 57 99th Percentile 24HR Mean Monongahela Valley Air Basin Charleroi (TEOM) 25? 26 24 26 27 21 25 21 19 20 Annual Mean M01 74 69 57 62 95 51 69 57 56 50 99th Percentile 24HR Mean Monessen *** *** 32 34 38 31 31 30 29 25 Annual Mean M16 *** *** 75 74 79 62 67 76 59 77 99th Percentile 24HR Mean Lower Beaver Valley Air Basin Beaver Falls (TEOM) *** 26 27 28 *** 22 26 25 22 23 Annual Mean B11 *** 64 80 83 *** 53 75 82 70 59 99th Percentile 24HR Mean Southwest Region Non-Air Basin Florence *** *** *** *** 27 22 20 21 20 16 Annual Mean 504 *** *** *** *** 72 54 60 80 72 49 99th Percentile 24HR Mean Greensburg (TEOM) *** *** *** *** 20 19 23 22 22 20? Annual Mean 513 *** *** *** *** 52 47 57 59 60 48 99th Percentile 24HR Mean Upper Beaver Valley Air Basin New Castle (TEOM) *** 32 33 33 28 28 32 29 26 26 Annual Mean B21 *** 89 90 90 78 74 79 73 79 62 99th Percentile 24HR Mean Erie Air Basin Erie (TEOM) *** 19? 20 21 18 18 19 19 16 14? Annual Mean E10 *** 52 59 62 51 47 54 58 47 48 99th Percentile 24HR Mean Primary and Secondary National Ambient Air Quality Standards Annual Mean = 50 micrograms per cubic meter 24 Hour Mean (3-year average of 99th Percentile) = 150 micrograms per cubic meter

? indicates that the annual mean does not meet the summary criteria for completeness

      • indicates less than 30 discrete samples collected or less than 50 percent continuous data (TEOM) 78

Appendix A: Table A-9 PM-2.5 Suspended Particulate Matter Summary (Units: micrograms per cubic meter / local conditions)

Year: 2004 Maximum 24 Hour Means PA Arithmetic Number 1st 2nd 3rd 4th 98th Minimum Site Annual 24HR 24HR Date 24HR Date 24HR 24HR Percentile 24 Hour Site Name Code Mean Means Mean MM/DD Mean MM/DD Mean Mean 24HR Mean Southeast Pennsylvania Air Basin Bristol P01 13.0? 108 39.8 05/12 30.4 06/08 29.9 28.7 29.9 3.6 Chester P11 15.0 113 38.8 07/23 37.5 05/12 30.5 30.5 30.5 3.2 Norristown P21 12.0? 102 39.3 05/12 29.3 06/08 28.8 27.0 28.8 2.4 Norristown (TEOM) P21 17.6 352 65.4 07/22 51.4 05/12 48.4 44.5 40.4 1.2 New Garden P30 14.3? 101 40.5 05/12 38.9 07/23 32.7 30.6 32.7 0.0 Allentown-Bethlehem-Easton Air Basin Allentown A19 14.0 358 53.6 07/22 42.1 06/09 39.6 37.2 35.9 2.2 Easton (TEOM) A20 13.6? 143 45.8 05/12 32.9 05/14 32.1 31.2 32.1 3.7 Freemansburg A25 13.7 351 54.5 07/22 41.6 11/18 39.4 38.5 35.2 2.2 Freemansburg (TEOM) A25 15.7? 212 54.8 07/22 42.3 06/09 39.5 38.8 37.9 3.1 Scranton-Wilkes-Barre Air Basin Scranton S01 11.6 343 47.2 07/22 36.5 08/18 33.1 33.0 31.2 0.0 Wilkes-Barre S28 12.2 347 45.5 07/22 36.9 06/09 36.3 35.6 30.8 2.0 Reading Air Basin Reading R01 15.6 114 41.2 05/12 37.5 06/08 33.1 33.1 33.1 2.9 Reading (TEOM) R01 15.3? 86 40.2 10/09 35.3 11/18 34.7 32.8 35.3 2.7 Harrisburg Air Basin Harrisburg H11 15.7 354 55.7 03/05 46.7 12/30 45.9 43.8 35.5 2.0 Harrisburg (BAM) H11 21.2? 226 58.0 12/30 53.9 07/22 50.3 45.7 43.4 3.7 Lancaster Air Basin Lancaster L01 16.6 120 43.6 03/04 35.9 05/12 35.5 35.4 35.5 2.8 Lancaster (TEOM) L01 18.7 337 65.6 02/02 52.4 05/11 49.8 48.4 46.1 0.3 York Air Basin York Y01 16.5 111 56.7 03/04 37.5 06/08 35.9 34.1 39.0 3.1 York (TEOM) Y01 17.7? 135 44.6 12/30 42.2 08/24 38.8 36.2 38.8 2.9 Southcentral Region Non-Air Basin Perry County 305 12.2 121 35.4 08/25 28.2 08/10 27.9 27.4 27.9 1.4 Arendtsville 314 13.7 358 43.5 07/22 43.3 03/05 40.3 39.5 36.3 0.0 Arendtsville (TEOM) 314 12.3 360 41.6 07/22 39.2 07/21 38.0 37.2 32.4 0.4 Carlisle 316 15.1 343 55.4 03/05 45.2 07/22 43.1 39.8 39.1 1.7 Primary and Secondary National Ambient Air Quality Standards Annual Mean = 15 micrograms per cubic meter 24 Hour Mean (3-year average of 98th Percentile) = 65 micrograms per cubic meter

? indicates that the annual mean does not meet the summary criteria for completeness 79

Appendix A: Table A-9 PM-2.5 Suspended Particulate Matter Summary (Units: micrograms per cubic meter / local conditions)

Year: 2004 Maximum 24 Hour Means PA Arithmetic Number 1st 2nd 3rd 4th 98th Minimum Site Annual 24HR 24HR Date 24HR Date 24HR 24HR Percentile 24 Hour Site Name Code Mean Means Mean MM/DD Mean MM/DD Mean Mean 24HR Mean Northcentral Region Non-Air Basin State College 409 13.3 348 48.1 08/25 45.5 03/05 44.9 40.7 37.8 1.5 Johnstown Air Basin Johnstown J01 14.4 116 52.4 07/02 37.7 08/25 36.2 34.9 36.2 2.7 Johnstown (BAM) J01 16.1? 142 47.1 08/17 40.9 08/25 40.4 40.0 40.4 1.8 Monongahela Valley Air Basin Charleroi M01 14.0 116 54.7 07/02 38.1 06/08 35.4 33.0 35.4 3.2 Lower Beaver Valley Air Basin Beaver Falls B11 15.4 119 43.6 06/08 43.1 05/12 43.0 42.9 43.0 3.5 Beaver Falls (TEOM) B11 17.9? 150 46.3 07/21 46.3 08/18 45.7 41.8 45.7 0.8 Southwest Region Non-Air Basin Florence 504 13.2 347 45.1 07/21 44.5 07/03 40.8 39.4 36.0 2.0 Washington 508 14.1 119 47.1 07/02 37.3 06/08 34.0 29.5 34.0 3.8 Kittanning (TEOM) 512 14.3 359 45.9 06/08 44.6 07/22 44.2 41.2 37.8 3.6 Greensburg 513 14.9 118 59.3 07/02 49.6 08/10 39.0 33.3 39.0 3.1 Erie Air Basin Erie E10 11.9 357 38.7 02/19 37.1 06/08 36.1 35.9 32.5 1.8 Northwest Region Non-Air Basin Farrell 606 13.4 346 39.3 07/21 37.7 06/08 36.9 35.1 34.5 2.4 Primary and Secondary National Ambient Air Quality Standards Annual Mean = 15 micrograms per cubic meter 24 Hour Mean (3-year average of 98th Percentile) = 65 micrograms per cubic meter

? indicates that the annual mean does not meet the summary criteria for completeness 80

Appendix A: Table A-10 PM-2.5 Suspended Particulate Matter Historical Trend (Units: micrograms per cubic meter / local conditions)

Site Name /

1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Site Code Southeast Pennsylvania Air Basin Bristol *** *** *** *** 12.0? 13.8? 14.6 14.2 14.4 13.0? Annual Mean P01 *** *** *** *** 32.8 38.4 38.5 37.2 39.6 29.9 98th Percentile 24HR Mean Chester *** *** *** *** 13.1? 15.9 16.0 14.6 15.3 15.0 Annual Mean P11 *** *** *** *** 35.9 36.2 39.5 31.9 37.8 30.5 98th Percentile 24HR Mean Norristown *** *** *** *** 13.0? 13.6? 15.1? 13.7 13.9 12.0? Annual Mean P21 *** *** *** *** 31.3 37.5 47.6 36.8 37.5 28.8 98th Percentile 24HR Mean Norristown (TEOM) *** *** *** *** *** *** *** *** *** 17.6 Annual Mean P21 *** *** *** *** *** *** *** *** *** 40.4 98th Percentile 24HR Mean New Garden *** *** *** *** *** *** *** 14.7 15.6 14.3? Annual Mean P30 *** *** *** *** *** *** *** 33.7 38.5 32.7 98th Percentile 24HR Mean Allentown-Bethlehem-Easton Air Basin Allentown *** *** *** *** 11.9? 14.3 15.3? 13.1? 15.0? 14.0 Annual Mean A19 *** *** *** *** 31.5 38.2 44.5 38.9 36.6 35.9 98th Percentile 24HR Mean Easton (TEOM) *** *** *** *** *** 12.2 14.9 14.8 14.5 13.6? Annual Mean A20 *** *** *** *** *** 33.0 40.0 43.5 37.7 32.1 98th Percentile 24HR Mean Freemansburg *** *** *** *** 12.9? 13.6? 15.5 14.1 14.3 13.7 Annual Mean A25 *** *** *** *** 31.3 37.3 42.9 40.9 37.8 35.2 98th Percentile 24HR Mean Freemansburg (TEOM) *** *** *** *** *** *** *** *** *** 15.7? Annual Mean A25 *** *** *** *** *** *** *** *** *** 37.9 98th Percentile 24HR Mean Scranton-Wilkes-Barre Air Basin Scranton *** *** *** *** 11.0? 11.7 12.9 12.4 12.5 11.6 Annual Mean S01 *** *** *** *** 29.7 31.5 36.7 42.7 33.8 31.2 98th Percentile 24HR Mean Wilkes-Barre *** *** *** *** 12.5? 12.7 13.8 12.0? 13.1 12.2 Annual Mean S28 *** *** *** *** 32.8 32.9 37.4 28.2 35.1 30.8 98th Percentile 24HR Mean Reading Air Basin Reading *** *** *** *** 13.5? 16.9 16.5 16.7? 16.1 15.6 Annual Mean R01 *** *** *** *** 35.7 37.5 43.0 48.5 45.0 33.1 98th Percentile 24HR Mean Reading (TEOM) *** *** *** *** *** *** *** *** *** 15.3? Annual Mean R01 *** *** *** *** *** *** *** *** *** 35.3 98th Percentile 24HR Mean Harrisburg Air Basin Harrisburg *** *** *** *** 14.4? 15.4? 16.6 14.5 16.2 15.7 Annual Mean H11 *** *** *** *** 39.7 45.6 47.7 42.7 41.5 35.5 98th Percentile 24HR Mean Harrisburg (BAM) *** *** *** *** *** *** *** *** *** 21.2? Annual Mean H11 *** *** *** *** *** *** *** *** *** 43.4 98th Percentile 24HR Mean Primary and Secondary National Ambient Air Quality Standards Annual Mean = 15 micrograms per cubic meter 24 Hour Mean (3-year average of 98th Percentile) = 65 micrograms per cubic meter

? indicates that the annual mean does not meet the summary criteria for completeness

      • indicates less than 11 valid samples collected each quarter 81

Appendix A: Table A-10 PM-2.5 Suspended Particulate Matter Historical Trend (Units: micrograms per cubic meter / local conditions)

Site Name /

1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Site Code Lancaster Air Basin Lancaster *** *** *** *** 15.6? 17.8 17.3 16.2 17.6 16.6 Annual Mean L01 *** *** *** *** 38.2 47.0 42.1 40.2 51.5 35.5 98th Percentile 24HR Mean Lancaster (TEOM) *** *** *** *** *** *** *** *** *** 18.7 Annual Mean L01 *** *** *** *** *** *** *** *** *** 46.1 98th Percentile 24HR Mean York Air Basin York *** *** *** *** 15.4? 16.7 16.9 17.1 17.4 16.5 Annual Mean Y01 *** *** *** *** 34.9 41.1 41.3 47.3 47.0 39.0 98th Percentile 24HR Mean York (TEOM) *** *** *** *** *** *** *** *** *** 17.7? Annual Mean Y01 *** *** *** *** *** *** *** *** *** 38.8 98th Percentile 24HR Mean Southcentral Region Non-Air Basin Perry County *** *** *** *** *** 12.2 12.6 13.3 13.1? 12.2 Annual Mean 305 *** *** *** *** *** 30.2 33.7 36.9 34.5 27.9 98th Percentile 24HR Mean Arendtsville *** *** *** *** 13.1? 13.1? 14.1 12.6 13.6 13.7 Annual Mean 314 *** *** *** *** 34.0 36.5 36.0 38.9 36.5 36.3 98th Percentile 24HR Mean Arendtsville (TEOM) *** *** *** *** *** *** 13.8 13.4 13.3 12.3 Annual Mean 314 *** *** *** *** *** *** 38.0 39.3 33.4 32.4 98th Percentile 24HR Mean Carlisle *** *** *** *** *** *** 15.6 14.4 15.3 15.1 Annual Mean 316 *** *** *** *** *** *** 45.0 41.5 41.6 39.1 98th Percentile 24HR Mean Northcentral Region Non-Air Basin State College *** *** *** *** *** *** 13.9? 11.9? 13.6 13.3 Annual Mean 409 *** *** *** *** *** *** 45.0 36.9 35.4 37.8 98th Percentile 24HR Mean Johnstown Air Basin Johnstown *** *** *** *** 14.8? 16.1? 15.5? 16.1 15.5 14.4 Annual Mean J01 *** *** *** *** 31.0 35.4 42.1 16.6 36.8 36.2 98th Percentile 24HR Mean Johnstown (BAM) *** *** *** *** *** *** *** *** *** 16.1? Annual Mean J01 *** *** *** *** *** *** *** *** *** 40.4 98th Percentile 24HR Mean Monongahela Valley Air Basin Charleroi *** *** *** *** 15.4? 15.5? 15.7 15.2 14.9 14.0 Annual Mean M01 *** *** *** *** 33.2 36.0 44.4 43.3 35.6 35.4 98th Percentile 24HR Mean Lower Beaver Valley Air Basin Beaver Falls *** *** *** *** *** 15.9? 16.5 15.3 15.7 15.4 Annual Mean B11 *** *** *** *** *** 43.6 42.4 37.7 33.8 43.0 98th Percentile 24HR Mean Beaver Falls (TEOM) *** *** *** *** *** *** *** *** *** 17.9? Annual Mean B11 *** *** *** *** *** *** *** *** *** 45.7 98th Percentile 24HR Mean Primary and Secondary National Ambient Air Quality Standards Annual Mean = 15 micrograms per cubic meter 24 Hour Mean (3-year average of 98th Percentile) = 65 micrograms per cubic meter

? indicates that the annual mean does not meet the summary criteria for completeness

      • indicates less than 11 valid samples collected each quarter 82

Appendix A: Table A-10 PM-2.5 Suspended Particulate Matter Historical Trend (Units: micrograms per cubic meter / local conditions)

Site Name /

1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Site Code Southwest Region Non-Air Basin Florence *** *** *** *** 13.0? 13.3 14.3? 13.6? 13.4 13.2 Annual Mean 504 *** *** *** *** 38.1 30.5 35.5 36.7 33.9 36.0 98th Percentile 24HR Mean Washington *** *** *** *** 14.6? 15.1 15.8? 14.7 14.7 14.1 Annual Mean 508 *** *** *** *** 42.4 33.3 36.6 37.2 33.4 34.0 98th Percentile 24HR Mean Kittanning (TEOM) *** *** *** *** *** 12.2 14.9 14.3? 12.4 14.3 Annual Mean 512 *** *** *** *** *** 29.0 42.0 48.3 28.8 37.8 98th Percentile 24HR Mean Greensburg *** *** *** *** 14.9? 16.0? 15.9 14.9? 15.3 14.9 Annual Mean 513 *** *** *** *** 37.5 37.2 36.0 40.0 34.8 39.0 98th Percentile 24HR Mean Erie Air Basin Erie *** *** *** *** 12.6? 13.8? 13.8? 13.3? 12.6? 11.9 Annual Mean E10 *** *** *** *** 30.5 28.2 37.5 42.9 29.7 32.5 98th Percentile 24HR Mean Northwest Region Non-Air Basin Farrell *** *** *** *** *** *** 14.9? 14.0 13.8 13.4 Annual Mean 606 *** *** *** *** *** *** 43.0 36.6 35.4 34.5 98th Percentile 24HR Mean Primary and Secondary National Ambient Air Quality Standards Annual Mean = 15 micrograms per cubic meter 24 Hour Mean (3-year average of 98th Percentile) = 65 micrograms per cubic meter

? indicates that the annual mean does not meet the summary criteria for completeness

      • indicates less than 11 valid samples collected each quarter 83

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Appendix A: Table A-11 Sulfur Dioxide Summary (Units: parts per million)

Year: 2004 Daily (Block) Averages Block Averages PA Percent 1st Max 2nd Max 1st Max 2nd Max Max Site Valid Annual 24HR Date 24HR Date 3HR Date 3HR Date 1 HR Site Name Code Data Mean Mean MM/DD Mean MM/DD Mean MM/DD Mean MM/DD Mean Southeast Pennsylvania Air Basin Bristol P01 97.4 0.004 0.023 01/12 0.023 12/29 0.039 01/12 0.035 01/12 0.043 Chester P11 98.1 0.005 0.023 01/12 0.019 01/08 0.039 08/14 0.038 01/08 0.056 Norristown P21 98.7 0.004 0.019 12/29 0.018 02/12 0.029 02/12 0.027 02/02 0.038 Allentown-Bethlehem-Easton Air Basin Allentown A19 99.5 0.007 0.055 01/27 0.045 01/26 0.069 01/27 0.068 01/27 0.076 Easton A20 98.5 0.013 0.066 10/19 0.044 01/27 0.101 10/19 0.096 10/19 0.151 Freemansburg A25 99.1 0.005 0.023 01/27 0.023 02/02 0.056 02/02 0.036 10/08 0.074 Scranton-Wilkes-Barre Air Basin Scranton S01 98.1 0.005 0.020 12/29 0.016 02/14 0.031 12/16 0.030 12/28 0.046 Wilkes-Barre S28 98.8 0.005 0.023 12/29 0.019 02/14 0.043 01/02 0.035 02/14 0.052 Northeast Region Non-Air Basin Shenandoah 211 99.4 0.007 0.027 02/29 0.027 12/22 0.075 07/20 0.058 07/20 0.114 Reading Air Basin Reading R01 99.0 0.008 0.021 03/26 0.020 02/29 0.072 09/03 0.068 03/26 0.150 Harrisburg Air Basin Harrisburg H11 97.6 0.004 0.022 09/07 0.018 01/09 0.102 09/03 0.061 09/07 0.177 Lancaster Air Basin Lancaster L01 98.7 0.005 0.021 11/18 0.017 02/29 0.061 11/18 0.049 10/07 0.096 York Air Basin York Y01 98.3 0.005 0.021 01/25 0.020 12/25 0.083 01/25 0.070 12/25 0.131 Southcentral Region Non-Air Basin Perry County 305 99.2 0.003 0.017 03/30 0.013 04/21 0.035 02/29 0.030 03/30 0.046 Altoona 308 98.3 0.006 0.040 01/08 0.030 02/29 0.093 02/29 0.065 11/16 0.124 Northcentral Region Non-Air Basin Montoursville 410 97.2 0.003 0.016 02/02 0.015 02/10 0.032 02/02 0.032 06/12 0.061 State College 409 98.2 0.004 0.020 11/17 0.019 02/29 0.030 11/16 0.028 02/29 0.036 Primary and Secondary National Ambient Air Quality Standards Annual Mean = 0.030 parts per million 24 Hour Mean (Daily Block Average) = 0.14 parts per million 3 Hour Mean (Block Average) = 0.50 parts per million

? indicates that the annual mean does not meet the summary criteria for completeness 85

Appendix A: Table A-11 Sulfur Dioxide Summary (Units: parts per million)

Year: 2004 Daily (Block) Averages Block Averages PA Percent 1st Max 2nd Max 1st Max 2nd Max Max Site Valid Annual 24HR Date 24HR Date 3HR Date 3HR Date 1 HR Site Name Code Data Mean Mean MM/DD Mean MM/DD Mean MM/DD Mean MM/DD Mean Johnstown Air Basin Johnstown J01 97.5 0.007 0.043 07/06 0.037 10/12 0.162 07/06 0.115 07/06 0.249 Monongahela Valley Air Basin Charleroi M01 98.6 0.008 0.028 02/01 0.021 01/08 0.059 02/01 0.052 08/22 0.103 Lower Beaver Valley Air Basin Beaver Falls B11 99.4 0.007 0.034 12/16 0.026 01/11 0.095 05/12 0.064 12/30 0.195 Hookstown B23 97.0 0.009 0.071 09/21 0.048 11/10 0.207 09/21 0.126 09/21 0.251 Brighton Twp. B27 99.4 0.012 0.057 11/15 0.046 08/03 0.259 08/03 0.150 03/24 0.369 Allegheny County Air Basin Pittsburgh D12 98.1 0.007 0.025 01/31 0.024 02/26 0.071 02/26 0.057 02/16 0.083 Southwest Region Non-Air Basin Florence 504 98.5 0.009 0.035 11/17 0.034 01/20 0.112 11/17 0.082 12/02 0.172 Washington 508 98.8 0.009 0.027 10/28 0.026 01/08 0.121 10/28 0.086 11/23 0.200 Greensburg 513 97.5 0.006 0.031 02/15 0.023 01/11 0.067 02/15 0.058 02/15 0.079 Holbrook 514 57.4 0.006? 0.029 09/13 0.028 10/07 0.083 09/13 0.062 10/07 0.151 Upper Beaver Valley Air Basin New Castle B21 99.4 0.007 0.038 11/10 0.035 12/16 0.078 02/28 0.072 11/10 0.160 Erie Air Basin Erie E10 98.4 0.008 0.042 03/16 0.029 12/23 0.097 12/23 0.077 12/23 0.109 Northwest Region Non-Air Basin Farrell 606 97.9 0.006 0.019 01/17 0.019 02/18 0.070 11/10 0.060 03/11 0.084 Warren 611 99.0 0.004 0.022 12/16 0.019 03/25 0.039 11/14 0.037 11/10 0.066 Warren 612 96.7 0.010 0.120 02/29 0.061 10/07 0.234 02/29 0.212 02/29 0.309 Primary and Secondary National Ambient Air Quality Standards Annual Mean = 0.030 parts per million 24 Hour Mean (Daily Block Average) = 0.14 parts per million 3 Hour Mean (Block Average) = 0.50 parts per million

? indicates that the annual mean does not meet the summary criteria for completeness 86

Appendix A: Table A-12 Sulfur Dioxide Historical Trend (Units: parts per million)

Site Name /

1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Site Code Southeast Pennsylvania Air Basin Bristol 0.007 0.007 0.007 0.008 0.005 0.007 0.006 0.008 0.008 0.004 Annual Mean P01 0.035 0.028 0.029 0.024 0.020 0.027 0.029 0.028 0.029 0.023 2nd Max 24-Hour Mean 0.047 0.048 0.043 0.043 0.035 0.044 0.041 0.041 0.042 0.035 2nd Max 3-Hour Mean Chester 0.008 0.008 0.008 0.009 0.009 0.008 0.007 0.006 0.006 0.005 Annual Mean P11 0.028 0.025 0.026 0.027 0.025 0.026 0.023 0.022 0.028 0.019 2nd Max 24-Hour Mean 0.054 0.047 0.062 0.048 0.057 0.048 0.045 0.044 0.049 0.038 2nd Max 3-Hour Mean Norristown 0.009 0.008 0.008 0.006 0.006 0.004 0.004 0.005 0.005 0.004 Annual Mean P21 0.025 0.028 0.025 0.022 0.020 0.022 0.019 0.019 0.023 0.018 2nd Max 24-Hour Mean 0.036 0.042 0.048 0.030 0.042 0.032 0.041 0.031 0.036 0.027 2nd Max 3-Hour Mean Allentown-Bethlehem-Easton Air Basin Allentown 0.006 0.006 0.008 0.008 0.006 0.007 0.007 0.008 0.009 0.007 Annual Mean A19 0.028 0.035 0.030 0.030 0.030 0.027 0.028 0.028 0.038 0.045 2nd Max 24-Hour Mean 0.054 0.051 0.058 0.047 0.058 0.053 0.044 0.041 0.058 0.068 2nd Max 3-Hour Mean Easton *** *** *** *** *** 0.008 0.014 0.006 0.008 0.013 Annual Mean A20 *** *** *** *** *** 0.023 0.030 0.024 0.037 0.044 2nd Max 24-Hour Mean

      • *** *** *** *** 0.069 0.055 0.046 0.054 0.096 2nd Max 3-Hour Mean Freemansburg *** *** *** 0.006 0.009 0.006 0.004 0.006 0.004 0.005 Annual Mean A25 *** *** *** 0.027 0.021 0.020 0.019 0.020 0.018 0.023 2nd Max 24-Hour Mean
      • *** *** 0.040 0.047 0.034 0.028 0.046 0.036 0.036 2nd Max 3-Hour Mean Northeast Region Non-Air Basin Shenandoah *** *** 0.010 0.007 0.006 0.006 0.007 0.006 0.006 0.007 Annual Mean 211 *** *** 0.035 0.026 0.038 0.025 0.035 0.026 0.023 0.027 2nd Max 24-Hour Mean
      • *** 0.064 0.059 0.074 0.053 0.052 0.140 0.045 0.058 2nd Max 3-Hour Mean Scranton-Wilkes-Barre Air Basin Scranton 0.005 0.007 0.006 0.005 0.005 0.004 0.005 0.004 0.005 0.005 Annual Mean S01 0.045 0.033 0.031 0.026 0.021 0.021 0.026 0.023 0.020 0.016 2nd Max 24-Hour Mean 0.068 0.043 0.049 0.044 0.033 0.038 0.044 0.036 0.034 0.030 2nd Max 3-Hour Mean Wilkes-Barre 0.005 0.006 0.007 0.006 0.007 0.006 0.008 0.008 0.005 0.005 Annual Mean S28 0.027 0.023 0.026 0.022 0.023 0.026 0.031 0.024 0.021 0.019 2nd Max 24-Hour Mean 0.056 0.042 0.047 0.041 0.039 0.052 0.048 0.044 0.035 0.035 2nd Max 3-Hour Mean Primary and Secondary National Ambient Air Quality Standards Annual Mean = 0.030 parts per million 24 Hour Mean (Daily Block Average) = 0.14 parts per million 3 Hour Mean (Block Average) = 0.50 parts per million

? indicates that the annual mean does not meet the summary criteria for completeness

      • indicates less than 50 percent valid data for the year 87

Appendix A: Table A-12 Sulfur Dioxide Historical Trend (Units: parts per million)

Site Name /

1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Site Code Reading Air Basin Reading 0.009 0.009 0.008 0.009 0.008 0.008 0.007 0.007 0.008 0.008 Annual Mean R01 0.032 0.037 0.028 0.022 0.027 0.028 0.025 0.019 0.023 0.020 2nd Max 24-Hour Mean 0.087 0.094 0.067 0.096 0.094 0.075 0.091 0.083 0.087 0.068 2nd Max 3-Hour Mean Harrisburg Air Basin Harrisburg 0.006 0.007 0.006 0.005 0.005 0.005 0.005 0.005 0.005 0.004 Annual Mean H11 0.022 0.022 0.021 0.021 0.024 0.015 0.013 0.017 0.017 0.018 2nd Max 24-Hour Mean 0.047 0.049 0.043 0.047 0.050 0.026 0.056 0.048 0.048 0.061 2nd Max 3-Hour Mean Lancaster Air Basin Lancaster 0.006 0.005 0.007 0.006 0.005 0.005 0.004 0.005 0.005 0.005 Annual Mean L01 0.018 0.021 0.023 0.020 0.021 0.024 0.018 0.014 0.018 0.017 2nd Max 24-Hour Mean 0.043 0.035 0.050 0.047 0.045 0.048 0.036 0.034 0.032 0.049 2nd Max 3-Hour Mean York Air Basin York 0.006 0.007 0.009 0.008 0.007 0.006 0.006 0.005 0.004 0.005 Annual Mean nd Y01 0.020 0.022 0.026 0.023 0.019 0.020 0.019 0.014 0.012 0.020 2 Max 24-Hour Mean nd 0.061 0.054 0.073 0.063 0.058 0.059 0.043 0.036 0.039 0.070 2 Max 3-Hour Mean Southcentral Region Non-Air Basin Perry County 0.005 0.005 0.003 0.003 0.003 0.003 0.002 0.003 0.005 0.003 Annual Mean 305 0.014 0.020 0.021 0.012 0.012 0.015 0.010 0.008 0.017 0.013 2nd Max 24-Hour Mean 0.050 0.039 0.032 0.028 0.034 0.034 0.036 0.026 0.033 0.030 2nd Max 3-Hour Mean Altoona 0.008 0.008 0.010 0.008 0.007 0.006 0.009 0.007 0.007 0.006 Annual Mean 308 0.037 0.033 0.046 0.032 0.030 0.045 0.042 0.032 0.030 0.030 2nd Max 24-Hour Mean 0.066 0.070 0.070 0.060 0.058 0.071 0.066 0.051 0.060 0.065 2nd Max 3-Hour Mean Northcentral Non-Air Basin Montoursville *** *** *** *** *** *** *** 0.003 0.005 0.003 Annual Mean 410 *** *** *** *** *** *** *** 0.015 0.017 0.015 2nd Max 24-Hour Mean

      • *** *** *** *** *** *** 0.027 0.070 0.032 2nd Max 3-Hour Mean State College *** *** *** *** *** *** *** 0.004 0.006 0.004 Annual Mean 409 *** *** *** *** *** *** *** 0.023 0.019 0.019 2nd Max 24-Hour Mean
      • *** *** *** *** *** *** 0.044 0.031 0.028 2nd Max 3-Hour Mean Primary and Secondary National Ambient Air Quality Standards Annual Mean = 0.030 parts per million 24 Hour Mean (Daily Block Average) = 0.14 parts per million 3 Hour Mean (Block Average) = 0.50 parts per million

? indicates that the annual mean does not meet the summary criteria for completeness

      • indicates less than 50 percent valid data for the year 88

Appendix A: Table A-12 Sulfur Dioxide Historical Trend (Units: parts per million)

Site Name /

1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Site Code Johnstown Air Basin Johnstown 0.012 0.011 0.009 0.008 0.009 0.007 0.008 0.007 0.008 0.007 Annual Mean J01 0.042 0.034 0.030 0.027 0.025 0.026 0.031 0.025 0.028 0.037 2nd Max 24-Hour Mean 0.128 0.067 0.069 0.080 0.069 0.065 0.078 0.074 0.074 0.115 2nd Max 3-Hour Mean Monongahela Valley Air Basin Charleroi 0.009 0.008 0.009 0.009 0.009 0.008 0.007 0.007 0.006 0.008 Annual Mean M01 0.030 0.033 0.035 0.025 0.023 0.031 0.022 0.023 0.029 0.021 2nd Max 24-Hour Mean 0.097 0.084 0.074 0.056 0.059 0.059 0107 0.070 0.079 0.051 2nd Max 3-Hour Mean Lower Beaver Valley Air Basin Beaver Falls 0.009 0.007 0.009 0.006 0.009 0.007 0.008 0.007 0.007 0.007 Annual Mean B11 0.030 0.038 0.034 0.035 0.028 0.036 0.032 0.030 0.031 0.026 2nd Max 24-Hour Mean 0.075 0.078 0.081 0.079 0.070 0.070 0.076 0.064 0.082 0.064 2nd Max 3-Hour Mean Hookstown 0.012 0.011 0.011 0.013 0.010 0.011 0.011 0.010 0.010 0.009 Annual Mean B23 0.046 0.038 0.049 0.046 0.044 0.039 0.037 0.038 0.045 0.048 2nd Max 24-Hour Mean 0.127 0.105 0.163 0.129 0.145 0.126 0.108 0.115 0.118 0.126 2nd Max 3-Hour Mean Brighton Twp. 0.015 0.015 0.015 0.016 0.015 0.012 0.014 0.014 0.011 0.012 Annual Mean B27 0.080 0.058 0.078 0.094 0.070 0.086 0.072 0.075 0.083 0.046 2nd Max 24-Hour Mean 0.216 0.207 0.251 0.207 0.215 0.247 0.249 0.319 0.174 0.150 2nd Max 3-Hour Mean Allegheny County Air Basin Pittsburgh *** *** *** 0.005 0.006 0.010 0.009 0.010 0.010 0.007 Annual Mean

      • *** *** 0.014 0.019 0.037 0.033 0.024 0.028 0.024 2nd Max 24-Hour Mean
      • *** *** 0.047 0.042 0.078 0.077 0.075 0.066 0.057 2nd Max 3-Hour Mean Southwest Region Non-Air Basin Florence 0.009 0.010 0.012 0.013 0.010 0.009 0.009 0.010 0.010 0.009 Annual Mean 504 0.034 0.035 0.050 0.043 0.036 0.031 0.039 0.037 0.033 0.034 2nd Max 24-Hour Mean 0.095 0.086 0.127 0.102 0.099 0.100 0.102 0.092 0.100 0.081 2nd Max 3-Hour Mean Washington 0.009 0.008 0.010 0.010 0.009 0.009 0.010 0.009 0.009 0.009 Annual Mean 508 0.045 0.030 0.047 0.040 0.030 0.027 0.038 0.032 0.028 0.026 2nd Max 24-Hour Mean 0.093 0.094 0.086 0.072 0.062 0.059 0.069 0.080 0.078 0.067 2nd Max 3-Hour Mean Greensburg *** *** *** 0.008 0.011 0.010 0.009 0.006 0.008 0.006 Annual Mean 513 *** *** *** 0.039 0.037 0.029 0.027 0.024 0.029 0.023 2nd Max 24-Hour Mean
      • *** *** 0.065 0.100 0.071 0.053 0.048 0.070 0.058 2nd Max 3-Hour Mean Primary and Secondary National Ambient Air Quality Standards Annual Mean = 0.030 parts per million 24 Hour Mean (Daily Block Average) = 0.14 parts per million 3 Hour Mean (Block Average) = 0.50 parts per million

? indicates that the annual mean does not meet the summary criteria for completeness

      • indicates less than 50 percent valid data for the year 89

Appendix A: Table A-12 Sulfur Dioxide Historical Trend (Units: parts per million)

Site Name /

1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Site Code Holbrook *** *** 0.007? 0.010? 0.009? 0.007? 0.006? 0.007? 0.006? 0.006? Annual Mean 514 0.020 0.021 0.022 0.022 0.023 0.022 0.029 0.028 2nd Max 24-Hour Mean 0.045 0.038 0.050 0.062 0.070 0.055 0.077 0.062 2nd Max 3-Hour Mean Upper Beaver Valley Air Basin New Castle 0.007 0.008 0.008 0.009 0.008 0.008 0.011 0.007 0.009 0.007 Annual Mean B21 0.032 0.034 0.033 0.032 0.035 0.031 0.041 0.033 0.028 0.035 2nd Max 24-Hour Mean 0.070 0.063 0.114 0.117 0.086 0.079 0.120 0.082 0.076 0.072 2nd Max 3-Hour Mean Erie Air Basin Erie 0.009 0.011? 0.009 0.010 0.010 0.008 0.010 0.011 0.011 0.008 Annual Mean E10 0.050 0.066 0.035 0.068 0.043 0.041 0.043 0.037 0.038 0.029 2nd Max 24-Hour Mean 0.112 0.173 0.096 0.152 0.152 0.076 0.098 0.070 0.078 0.077 2nd Max 3-Hour Mean Northwest Region Non-Air Basin Farrell 0.008 0.007 0.007 0.007 0.007? 0.007 0.007 0.006 0.006 0.006 Annual Mean 606 0.032 0.029 0.032 0.029 0.039 0.024 0.033 0.024 0.025 0.019 2nd Max 24-Hour Mean 0.064 0.059 0.073 0.063 0.060 0.052 0.071 0.067 0.067 0.044 2nd Max 3-Hour Mean Warren *** 0.008 0.009 0.008 0.008 0.006 0.007 0.006 0.006 0.004 Annual Mean 611 *** 0.028 0.038 0.028 0.031 0.024 0.027 0.023 0.028 0.019 2nd Max 24-Hour Mean

      • 0.096 0.082 0.103 0.072 0.070 0.075 0.066 0.067 0.037 2nd Max 3-Hour Mean Warren *** *** 0.015 0.016 0.015 0.013 0.016 0.014 0.014 0.010 Annual Mean 612 *** *** 0.069 0.098 0.094 0.092 0.087 0.100 0.103 0.061 2nd Max 24-Hour Mean
      • *** 0.330 0.252 0.227 0.214 0.209 0.273 0.249 0.212 2nd Max 3-Hour Mean Primary and Secondary National Ambient Air Quality Standards Annual Mean = 0.030 parts per million 24 Hour Mean (Daily Block Average) = 0.14 parts per million 3 Hour Mean (Block Average) = 0.50 parts per million

? indicates that the annual mean does not meet the summary criteria for completeness

      • indicates less than 50 percent valid data for the year 90

Appendix A: Table A-13a Ozone Summary (1- hour)

(Units: parts per million)

Year: 2004 (April - October) st nd th PA Number Percent Number 1 Daily Max 2 Daily Max 3nd Daily Max 4 Daily Max Site of Valid Valid Days 1 HR Date 1 HR Date 1 HR Date 1 HR Date Site Name Code Days Data >= 0.125 Mean MM/DD Mean MM/DD Mean MM/DD Mean MM/DD Southeast Pennsylvania Air Basin Bristol P01 210 97.6 0 .099 08/20 .098 06/08 .095 05/12 .093 06/09 Chester P11 210 99.0 0 .109 04/18 .109 07/21 .093 07/29 .092 07/02 Norristown P21 210 98.2 0 .095 07/02 .094 06/09 .094 08/20 .091 07/21 New Garden (Toughkenamon) P30 204 95.8 0 .113 06/09 .102 05/12 .097 05/15 .096 04/18 Allentown-Bethlehem-Easton Air Basin Allentown A19 212 98.8 0 .103 05/12 .101 07/22 .100 07/01 .100 07/04 Easton A20 214 99.7 0 .111 07/22 .104 07/07 .095 06/16 .094 05/13 Freemansburg A25 214 99.7 0 .118 07/22 .104 07/01 .102 07/07 .097 06/16 Scranton-Wilkes-Barre Air Basin Scranton S01 213 99.1 0 .092 04/18 .088 07/04 .085 05/13 .079 06/16 Nanticoke S26 213 99.4 0 .081 06/24 .079 05/13 .078 06/16 .077 04/18 Wilkes-Barre S28 212 98.6 0 .090 06/16 .088 04/18 .084 06/24 .082 07/04 Peckville S29 214 99.6 0 .088 04/18 .085 07/04 .083 05/13 .079 06/16 Reading Air Basin Reading R01 213 99.0 0 .098 05/12 .089 06/08 .087 07/02 .085 06/07 Harrisburg Air Basin Harrisburg H11 207 97.1 0 .098 07/22 .092 07/02 .090 09/04 .088 07/21 Lancaster Air Basin Lancaster L01 214 98.8 0 .107 07/02 .097 05/12 .096 06/08 .094 04/18 York Air Basin York Y01 214 99.7 0 .100 07/22 .091 07/02 .091 08/10 .090 08/03 Southcentral Region Non-Air Basin Perry County 305 204 96.4 0 .088 09/22 .081 05/12 .080 07/02 .078 05/13 Hershey 306 212 99.0 0 .094 07/02 .084 05/13 .084 07/21 .084 07/22 Methodist Hill 313 201 95.1 0 .078 05/10 .078 07/21 .078 08/24 .077 04/17 Biglerville D14 212 98.4 0 .091 07/22 .079 05/12 .079 07/02 .078 04/17 Altoona 308 214 99.5 0 .083 04/17 .083 07/01 .081 04/30 .080 06/08 Primary Daily 1 Hour National Ambient Air Quality Standard of 0.12 parts per million 91

Appendix A: Table A-13a Ozone Summary (1- hour)

(Units: parts per million)

Year: 2004 (April - October) st nd th PA Number Percent Number 1 Daily Max 2 Daily Max 3nd Daily Max 4 Daily Max Site of Valid Valid Days 1 HR Date 1 HR Date 1 HR Date 1 HR Date Site Name Code Days Data >= 0.125 Mean MM/DD Mean MM/DD Mean MM/DD Mean MM/DD Northcentral Region Non-Air Basin Montoursville 410 207 96.0 0 .098 05/13 .091 07/22 .086 04/30 .085 04/18 State College 409 211 98.9 0 .083 07/02 .081 06/08 .080 05/11 .079 04/17 Moshannon (Elliott State Park) D09 212 99.1 0 .083 04/17 .082 07/02 .081 04/18 .079 06/09 Tiadaghton D10 198 92.3 0 .081 04/17 .080 04/18 .080 06/24 .079 04/30 Penn Nursery D11 209 97.8 0 .081 04/17 .078 09/22 .075 07/02 .074 04/18 Tioga County D13 205 95.3 0 .088 05/13 .085 06/09 .084 04/30 .084 06/08 Johnstown Air Basin Johnstown J01 214 99.5 0 .082 04/17 .081 07/21 .080 05/09 .079 08/02 Monongahela Valley Air Basin Charleroi M01 213 99.6 0 .089 08/02 .085 07/21 .082 08/03 .081 07/01 Lower Beaver Valley Air Basin Beaver Falls B11 214 99.5 0 .086 07/02 .085 07/29 .083 08/24 .079 07/03 Hookstown B23 212 98.7 0 .094 07/02 .090 09/23 .089 09/13 .087 09/22 Brighton Township B27 213 99.6 0 .094 07/02 .085 07/03 .085 09/22 .083 07/29 Allegheny County Air Basin Pittsburgh D12 214 99.6 0 .095 07/03 .094 08/02 .085 07/01 .080 07/02 Southwest Region Non-Air Basin Florence 504 205 95.5 0 .087 08/02 .083 07/10 .083 07/21 .082 07/03 Washington 508 213 99.8 0 .094 08/02 .086 07/03 .081 06/07 .079 07/21 Murrysville 510 212 99.2 0 .096 07/10 .092 07/02 .082 09/12 .080 08/03 Kittanning 512 213 99.5 0 .096 05/12 .093 06/07 .093 07/01 .091 05/13 Greensburg 513 211 97.9 0 .100 08/03 .094 07/02 .091 07/10 .085 07/01 Holbrook 514 206 97.3 0 .089 08/02 .082 05/09 .081 07/01 .080 09/23 Upper Beaver Valley Air Basin New Castle B21 212 99.6 0 .085 08/24 .083 09/03 .081 07/03 .077 07/02 Erie Air Basin Erie E10 213 99.3 0 .091 06/07 .089 05/12 .087 09/23 .084 07/20 Northwest Region Non-Air Basin Farrell 606 214 99.4 0 .091 07/01 .088 08/24 .087 07/03 .082 07/02 Primary Daily 1 Hour National Ambient Air Quality Standard of 0.12 parts per million 92

Appendix A: Table A-13b Ozone Summary (8- hour)

(Units: parts per million)

Year: 2004 (April - October) st nd th PA Number Percent 1 Daily Max 2 Daily Max 3nd Daily Max 4 Daily Max Site of Valid Data Days 8 HR Date 8 HR Date 8 HR Date 8 HR Date Site Name Code Days Complete > 0.84 Mean MM/DD Mean MM/DD Mean MM/DD Mean MM/DD Southeast Pennsylvania Air Basin Bristol P01 207 97.4 2 .088 05/12 .088 07/22 .084 07/21 .082 06/08 Chester P11 209 98.9 2 .090 07/21 .087 04/18 .084 07/02 .081 09/04 Norristown P21 209 98.3 1 .085 07/02 .084 06/09 .084 07/21 .083 04/18 New Garden (Toughkenamon) P30 202 95.6 5 .095 06/09 .088 05/11 .087 05/12 .085 04/18 Allentown-Bethlehem-Easton Air Basin Allentown A19 212 98.7 3 .095 05/12 .091 07/22 .089 07/04 .083 07/01 Easton A20 214 99.9 1 .101 07/22 .084 06/16 .084 06/24 .083 07/01 Freemansburg A25 214 99.9 6 .105 07/22 .090 07/01 .088 06/16 .088 06/24 Scranton-Wilkes-Barre Air Basin Scranton S01 212 99.1 0 .080 04/18 .080 07/04 .077 05/13 .073 07/22 Nanticoke S26 213 99.4 0 .073 04/18 .073 05/13 .072 07/04 .068 06/24 Wilkes-Barre S28 210 98.4 0 .081 04/18 .077 07/04 .074 05/13 .073 06/16 Peckville S29 214 99.8 0 .079 07/04 .078 05/13 .077 04/18 .071 06/24 Reading Air Basin Reading R01 211 99.3 1 .086 05/12 .080 07/02 .079 06/08 .076 04/18 Harrisburg Air Basin Harrisburg H11 205 97.0 1 .085 07/02 .079 07/21 .078 04/18 .076 09/04 Lancaster Air Basin Lancaster L01 212 99.1 1 .098 07/02 .084 05/12 .083 04/18 .081 06/09 York Air Basin York Y01 214 99.9 1 .086 07/02 .078 07/22 .077 05/12 .077 08/03 Southcentral Region Non-Air Basin Perry County 305 196 95.5 0 .073 04/18 .072 07/02 .070 09/22 .069 04/30 Hershey 306 211 99.1 0 .084 07/02 .074 07/21 .073 05/12 .072 05/13 Methodist Hill 313 195 94.3 0 .076 07/21 .072 04/17 .072 09/22 .071 04/18 Biglerville D14 209 98.1 0 .074 07/22 .073 04/18 .073 05/12 .072 04/17 Altoona 308 213 99.6 0 .075 04/17 .075 04/30 .074 07/02 .073 07/01 Primary 8 Hour National Ambient Air Quality Standard 0.08 parts per million for 4th daily maximum averaged over 3 years 93

Appendix A: Table A-13b Ozone Summary (8- hour)

(Units: parts per million)

Year: 2004 (April - October) st nd th PA Number Percent 1 Daily Max 2 Daily Max 3nd Daily Max 4 Daily Max Site of Valid Data Days 8 HR Date 8 HR Date 8 HR Date 8 HR Date Site Name Code Days Complete > 0.84 Mean MM/DD Mean MM/DD Mean MM/DD Mean MM/DD Northcentral Region Non-Air Basin Montoursville 410 205 95.8 0 .083 05/13 .080 04/18 .080 04/30 .074 06/24 State College 409 210 98.8 0 .079 07/02 .076 06/08 .074 04/17 .074 05/11 Moshannon (Elliott State Park) D09 211 99.1 0 .079 04/17 .074 04/18 .074 04/30 .074 05/12 Tiadaghton D10 196 92.1 0 .077 04/17 .077 04/30 .075 04/18 .073 06/24 Penn Nursery D11 208 97.8 0 .075 04/17 .070 04/18 .070 07/02 .069 09/22 Tioga County D13 203 95.2 0 .081 04/17 .080 04/30 .079 04/18 .079 05/13 Johnstown Air Basin Johnstown J01 214 99.8 0 .077 04/17 .073 05/09 .072 04/30 .071 07/21 Monongahela Valley Air Basin Charleroi M01 213 99.7 0 .080 08/02 .077 07/21 .075 07/01 .072 04/17 Lower Beaver Valley Air Basin Beaver Falls B11 214 99.7 0 .072 07/03 .071 07/02 .069 07/29 .069 08/24 Hookstown B23 211 98.9 0 .084 09/23 .082 09/22 .081 07/03 .081 09/13 Brighton Township B27 213 99.7 0 .081 07/03 .079 09/22 .078 07/02 .074 09/13 Allegheny County Air Basin Pittsburgh D12 213 99.7 0 .084 07/03 .080 08/02 .073 06/07 .072 07/21 Southwest Region Non-Air Basin Florence 504 202 95.3 0 .076 07/03 .076 08/02 .074 04/17 .073 07/01 Washington 508 213 99.8 0 .081 08/02 .076 07/03 .072 07/21 .071 07/01 Murrysville 510 211 99.3 0 .075 07/10 .071 07/02 .070 05/12 .070 08/02 Kittanning 512 213 99.7 1 .085 06/07 .084 07/01 .083 06/08 .082 05/13 Greensburg 513 208 97.9 0 .084 07/02 .080 08/03 .076 07/01 .073 07/10 Holbrook 514 205 97.0 0 .082 08/02 .076 09/22 .075 05/06 .075 05/09 Upper Beaver Valley Air Basin New Castle B21 212 99.5 0 .078 07/03 .073 08/24 .070 07/02 .068 09/03 Erie Air Basin Erie E10 213 99.4 0 .083 06/07 .079 05/12 .076 07/01 .074 05/13 Northwest Region Non-Air Basin Farrell 606 214 99.8 1 .086 07/01 .082 07/03 .076 04/17 .076 06/07 Primary 8 Hour National Ambient Air Quality Standard 0.08 parts per million for 4th daily maximum averaged over 3 years 94

Table A-14. Ozone 1-Hour Exceedance Days in Pennsylvania - 2004 Daily 1-Hour Concentration Date of Occurrence Monitoring Site County (ppb*)

No sites exceeded the 1-Hour Ozone National Ambient Air Quality Standard in 2004

  • 1-Hour Ozone National Ambient Air Quality Standard is 0.12 ppm or 125 ppb 95

Table A-15. One-Hour Ozone Exceedances and Maximums Summary (2002 - 2004)

(Units: parts per billion) 2002 2003 2004 Daily Maximums Daily Maximums Daily Maximums Design Days 1st 2nd 3rd 4th Days 1st 2nd 3rd 4th Days 1st 2nd 3rd 4th Station Value > 124 1-Hr 1-Hr 1-Hr 1-Hr > 124 1-Hr 1-Hr 1-Hr 1-Hr > 124 1-Hr 1-Hr 1-Hr 1-Hr Bristol 125 4 143 135 126 125 0 121 121 119 103 0 99 98 95 93 Chester 123 2 131 125 124 123 0 119 118 99 96 0 109 109 93 92 Norristown 113 1 144 122 113 108 0 114 111 100 99 0 95 94 94 91 New Garden (Airport) 124 2 149 139 124 124 0 120 115 100 99 0 113 102 97 96 Northwest (Rox) 116 1 146 118 117 116 0 111 108 102 91 0 98 92 91 91 Northeast (Airport) 127 4 140 135 132 127 0 110 105 101 100 0 110 108 107 105 Southwest (Elm) 113 1 126 122 119 113 0 107 97 86 85 0 96 88 86 81 Frankford (Lab) 96 0 110 105 96 96 0 99 95 94 81 0 77 73 73 69 Allentown 110 0 117 114 110 107 0 112 109 97 94 0 103 101 100 100 Freemansburg 112 0 114 112 105 102 0 114 112 106 99 0 118 104 102 97 Easton 111 0 121 113 111 106 0 108 107 105 95 0 111 104 95 94 Reading 113 0 116 113 113 111 1 125 94 91 88 0 98 89 87 85 Scranton 99 1 134 122 99 98 0 101 99 88 86 0 92 88 85 79 Peckville 104 1 137 122 106 104 0 100 97 91 83 0 88 85 83 79 Nanticoke 108 0 117 112 112 108 0 100 97 96 91 0 81 79 78 77 Wilkes-Barre 106 0 121 119 107 106 0 102 98 89 86 0 90 88 84 82 Harrisburg 111 2 128 126 113 111 0 109 89 88 84 0 98 92 90 88 Hershey 109 2 138 132 109 109 0 122 99 91 90 0 94 84 84 84 Perry County 98 0 118 110 106 98 0 97 95 94 92 0 88 81 80 78 Lancaster 115 0 124 115 112 110 1 135 115 94 93 0 107 97 96 94 York 114 1 134 124 114 112 0 115 114 101 93 0 100 91 91 90 Biglerville (PSU) 103 0 117 104 103 102 0 103 102 81 81 0 91 79 79 78 Methodist Hill 114 0 115 115 114 114 0 110 101 85 85 0 78 78 78 77 Montoursville 103 0 118 112 103 102 0 112 102 95 95 0 98 91 86 85 Tiadaghton (PSU) 98 0 103 101 99 95 0 98 94 90 83 0 81 80 80 79 Tioga County (PSU) 102 0 119 118 98 97 0 111 102 94 86 0 88 85 84 84 State College (PSU) 105 0 109 108 106 104 0 105 100 96 88 0 83 81 80 79 Penn Nursery (PSU) 109 0 114 113 105 102 0 111 109 99 97 0 81 78 75 74 Altoona 102 0 117 102 102 100 1 127 104 92 91 0 83 83 81 80 Johnstown 104 0 107 106 104 101 0 113 98 93 89 0 82 81 80 79 Moshannon (PSU) 104 0 107 106 104 102 0 107 103 97 91 0 83 82 81 79 Greensburg 115 0 120 119 107 106 1 126 115 110 100 0 100 94 91 85 Murrysville 108 0 113 110 108 105 1 125 100 95 94 0 96 92 82 80 Kittanning 116 0 122 122 116 110 0 120 109 103 93 0 96 93 93 91 Brighton Twp 117 0 120 118 117 114 1 126 107 100 94 0 94 85 85 83 Beaver Falls 111 0 115 112 111 109 1 133 107 100 89 0 86 85 83 79 Hookstown 115 0 116 115 115 113 1 125 111 111 96 0 94 90 89 87 Florence 107 0 116 114 107 107 1 133 107 98 91 0 87 83 83 82 Charleroi 119 1 125 119 106 105 1 135 124 110 101 0 89 85 82 81 Washington 112 1 126 112 104 103 0 122 118 102 95 0 94 86 81 79 Holbrook 107 0 118 113 107 100 0 117 106 91 86 0 89 82 81 80 Pittsburgh (Carnegie SC) 115 0 119 119 115 114 1 135 110 105 101 0 95 94 85 80 Harrison Twp 118 0 123 120 118 116 0 122 114 91 89 0 94 91 88 87 Lawrenceville 110 0 115 114 110 109 1 130 109 104 102 0 89 86 83 81 South Fayette 109 0 109 106 104 104 1 132 112 109 103 0 102 93 82 80 New Castle 103 0 113 103 101 99 1 131 106 97 88 0 85 83 81 77 Farrell 117 0 120 118 117 114 0 120 116 109 96 0 91 88 87 82 Erie 110 0 122 114 110 107 0 116 108 105 99 0 91 89 87 84 96

Table A-16. Eight-Hour Ozone Days Greater Than 84 ppb and Maximums Summary (2002 - 2004)

(Units: parts per billion) 2002 2003 2004 Daily Maximums Daily Maximums Daily Maximums Design Days 1st 2nd 3rd 4th Days 1st 2nd 3rd 4th Days 1st 2nd 3rd 4th Station Value > 84 8-Hr 8-Hr 8-Hr 8-Hr > 84 8-Hr 8-Hr 8-Hr 8-Hr > 84 8-Hr 8-Hr 8-Hr 8-Hr Bristol 93 17 124 113 113 111 9 110 109 97 87 2 88 88 84 82 Chester 86 16 108 106 105 103 3 108 106 89 80 2 90 87 84 77 Norristown 88 12 102 101 98 96 4 107 103 90 85 1 85 84 84 83 New Garden (Airport) 91 23 123 112 111 104 4 112 112 88 85 5 95 88 87 85 Northwest (Rox) 86 13 104 103 99 98 2 102 101 84 84 0 83 83 78 77 Northeast (Airport) 95 22 117 116 114 110 4 104 96 87 86 6 94 92 91 91 Southwest (Elm) 79 13 101 98 95 94 2 98 92 75 70 0 80 79 79 73 Frankford (Lab) 69 0 84 82 82 82 2 92 85 77 69 0 64 62 59 57 Allentown 88 16 108 108 97 94 4 107 102 89 87 3 95 91 89 83 Freemansburg 88 12 106 105 91 90 4 108 106 89 87 6 105 90 88 88 Easton 86 13 106 99 94 92 3 100 99 86 83 1 101 84 84 83 Reading 83 13 104 102 97 95 3 106 91 85 80 1 86 80 79 76 Scranton 79 8 106 95 95 89 2 94 88 76 75 0 80 80 77 73 Peckville 80 14 117 104 101 94 2 93 88 79 75 0 79 78 77 71 Nanticoke 78 6 108 104 94 89 3 90 88 85 77 0 73 73 72 68 Wilkes-Barre 81 7 111 109 96 92 2 94 93 80 78 0 81 77 74 73 Harrisburg 82 11 112 108 99 98 2 96 86 80 74 1 85 79 78 76 Hershey 81 13 120 116 97 94 2 108 93 82 79 0 84 74 73 72 Perry County 80 7 110 103 90 88 3 92 88 86 84 0 73 72 70 69 Lancaster 86 18 118 104 97 96 3 121 109 88 83 1 98 84 83 81 York 86 12 106 106 103 101 3 107 104 91 81 1 86 78 77 77 Methodist Hill 85 27 108 106 104 104 3 95 90 85 80 0 76 72 72 71 Biglerville (PSU) 80 7 106 99 94 93 2 99 98 78 76 0 74 73 73 72 Montoursville 82 7 110 99 93 91 3 100 90 87 83 0 83 80 80 74 Tiadaghton (PSU) 77 3 92 88 85 84 2 91 87 81 76 0 77 77 75 73 Tioga County (PSU) 85 8 105 99 97 93 3 99 94 85 84 0 81 80 79 79 State College (PSU) 82 8 101 100 92 90 3 99 96 89 82 0 79 76 74 74 Penn Nursery (PSU) 84 12 106 103 92 91 4 107 106 93 93 0 75 70 70 69 Altoona 81 9 108 93 89 89 3 104 96 87 83 0 75 75 74 73 Johnstown 80 6 97 90 89 88 2 101 90 84 83 0 77 73 72 71 Moshannon (PSU) 85 13 100 97 95 95 4 102 97 87 87 0 79 74 74 74 Greensburg 87 10 107 100 100 98 4 110 102 92 91 0 84 80 76 73 Murrysville 81 9 100 97 92 91 2 110 90 84 83 0 75 71 70 70 Kittanning 88 15 115 104 103 97 5 113 103 87 86 1 85 84 83 82 Brighton Twp 87 23 107 107 106 104 3 120 100 94 83 0 81 79 78 74 Beaver Falls 81 9 100 99 99 96 3 121 92 92 78 0 72 71 69 69 Hookstown 90 19 107 105 105 103 6 121 106 100 87 0 84 82 81 81 Florence 82 17 109 98 97 96 3 121 98 91 78 0 76 76 74 73 Charleroi 84 14 108 97 97 93 4 107 101 90 88 0 80 77 75 72 Washington 82 9 107 99 91 88 5 114 104 90 88 0 81 76 72 71 Holbrook 84 9 108 99 99 94 3 105 100 87 83 0 82 76 75 75 Pittsburgh (Carnegie SC) 86 25 114 108 105 100 5 122 103 90 88 0 84 80 73 72 Harrison Twp 87 14 110 106 105 105 2 111 107 83 81 0 81 79 78 76 Lawrenceville 87 16 107 102 100 100 5 122 105 92 90 0 77 74 73 72 South Fayette 87 17 105 99 99 98 4 121 105 94 89 1 89 80 75 74 New Castle 77 6 97 95 89 87 2 122 85 83 77 0 78 73 70 68 Farrell 88 20 106 105 105 103 6 112 105 90 87 1 86 82 76 76 Erie 87 17 103 102 101 98 4 109 103 100 91 0 83 79 76 74 97

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98

Appendix A: Table A-17 Ozone Historical Trend (Units: parts per million)

Station / Site Code 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Southeast Pennsylvania Air Basin nd Bristol 0.137 0.120 0.119 0.115 0.145 0.121 0.131 0.135 0.121 0.098 2 Max Daily 1 Hour Average P01 5 1 1 0 6 1 2 4 0 0 Number Days 1-Hr > 0.124 ppm th 0.111 0.093 0.102 0.096 0.112 0.099 0.104 0.111 0.087 0.082 4 Max Daily 8 Hour Average 23 10 14 17 24 14 16 17 9 2 Number Days 8-Hr > 0.084 ppm nd Chester 0.126 0.117 0.127 0.125 0.130 0.117 0.108 0.125 0.118 0.109 2 Max Daily 1 Hour Average P11 2 0 3 2 3 0 1 2 0 0 Number Days 1-Hr > 0.124 ppm th 0.108 0.091 0.101 0.099 0.100 0.091 0.093 0.103 0.080 0.081 4 Max Daily 8 Hour Average 15 7 19 17 19 7 12 16 3 2 Number Days 8-Hr > 0.084 ppm nd Norristown 0.114 0.118 0.131 0.126 0.126 0.125 0.120 0.122 0.111 0.094 2 Max Daily 1 Hour Average P21 1 0 2 2 2 2 1 1 0 0 Number Days 1-Hr > 0.124 ppm th 0.096 0.090 0.107 0.103 0.104 0.100 0.096 0.096 0.085 0.083 4 Max Daily 8 Hour Average 13 8 19 17 20 11 18 12 4 1 Number Days 8-Hr > 0.084 ppm nd New Garden *** *** *** *** *** 0.095 0.122 0.139 0.115 0.102 2 Max Daily 1 Hour Average P30 *** *** *** *** *** 0 0 2 0 0 Number Days 1-Hr > 0.124 ppm th

      • *** *** *** *** 0.077 0.105 0.104 0.085 0.085 4 Max Daily 8 Hour Average
      • *** *** *** *** 1 17 23 4 5 Number Days 8-Hr > 0.084 ppm nd West Chester *** *** *** *** *** *** 0.117 0.113 0.110 *** 2 Max Daily 1 Hour Average P32 *** *** *** *** *** *** 0 1 0 *** Number Days 1-Hr > 0.124 ppm th
      • *** *** *** *** *** 0.103 0.097 0.085 *** 4 Max Daily 8 Hour Average
      • *** *** *** *** *** 20 19 4 *** Number Days 8-Hr > 0.084 ppm Allentown-Bethlehem-Easton Air Basin nd Allentown 0.109 0.114 0.116 0.106 0.125 0.112 0.126 0.114 0.109 0.101 2 Max Daily 1 Hour Average A19 0 0 1 0 2 0 2 0 0 0 Number Days 1-Hr > 0.124 ppm th 0.091 0.094 0.101 0.095 0.105 0.091 0.094 0.094 0.087 0.083 4 Max Daily 8 Hour Average 7 6 12 18 19 5 9 16 4 3 Number Days 8-Hr > 0.084 ppm nd Easton *** *** *** *** *** 0.100 0.113 0.113 0.107 0.104 2 Max Daily 1 Hour Average A20 *** *** *** *** *** 0 0 0 0 0 Number Days 1-Hr > 0.124 ppm th
      • *** *** *** *** 0.083 0.092 0.092 0.083 0.083 4 Max Daily 8 Hour Average
      • *** *** *** *** 2 11 13 3 1 Number Days 8-Hr > 0.084 ppm nd Freemansburg *** *** *** 0.104 0.126 0.114 0.113 0.112 0.112 0.104 2 Max Daily 1 Hour Average A25 *** *** *** 0 2 1 0 0 0 0 Number Days 1-Hr > 0.124 ppm th
      • *** *** 0.087 0.107 0.092 0.094 0.090 0.087 0.088 4 Max Daily 8 Hour Average
      • *** *** 5 22 6 14 12 4 6 Number Days 8-Hr > 0.084 ppm

? indicates less than 75 percent valid data for year

      • indicates less than 50 percent valid data for year 99

Appendix A: Table A-17 Ozone Historical Trend (Units: parts per million)

Station / Site Code 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Scranton-Wilkes-Barre Air Basin nd Scranton 0.105 0.108 0.095 0.108 0.107 0.082 0.097 0.122 0.099 0.088 2 Max Daily 1 Hour Average S01 0 0 0 0 0 0 0 1 0 0 Number Days 1-Hr > 0.124 ppm th 0.091 0.083 0.085 0.088 0.093 0.073 0.088 0.089 0.075 0.073 4 Max Daily 8 Hour Average 8 3 4 5 11 1 5 8 2 0 Number Days 8-Hr > 0.084 ppm nd Nanticoke 0.100 0.087 0.091 0.098 0.102 0.093 0.104 0.112 0.097 0.079 2 Max Daily 1 Hour Average S26 0 0 0 0 0 0 0 0 0 0 Number Days 1-Hr > 0.124 ppm th 0.081 0.075 0.079 0.081 0.086 0.076 0.086 0.089 0.077 0.068 4 Max Daily 8 Hour Average 3 0 0 2 4 1 5 6 3 0 Number Days 8-Hr > 0.084 ppm nd Wiilkes-Barre 0.105 0.105 0.111 0.102 0.111 0.086 0.100 0.119 0.098 0.088 2 Max Daily 1 Hour Average S28 0 0 0 0 0 0 0 0 0 0 Number Days 1-Hr > 0.124 ppm th 0.089 0.085 0.096 0.088 0.093 0.073 0.088 0.092 0.087 0.073 4 Max Daily 8 Hour Average 10 4 8 7 9 1 7 7 2 0 Number Days 8-Hr > 0.084 ppm nd Peckville 0.110 0.113 0.106 0.105 0.115 0.090 0.099 0.122 0.097 0.085 2 Max Daily 1 Hour Average S29 0 0 0 0 0 0 0 1 0 0 Number Days 1-Hr > 0.124 ppm th 0.089 0.082 0.087 0.089 0.096 0.077 0.086 0.094 0.075 0.071 4 Max Daily 8 Hour Average 6 3 6 5 11 1 5 14 2 0 Number Days 8-Hr > 0.084 ppm Reading Air Basin nd Reading 0.116 0.110 0.120 0.106 0.123 0.105 0.125 0.113 0.094 0.089 2 Max Daily 1 Hour Average R01 0 0 1 0 1 0 2 0 1 0 Number Days 1-Hr > 0.124 ppm th 0.095 0.088 0.095 0.092 0.102 0.084 0.099 0.095 0.080 0.076 4 Max Daily 8 Hour Average 11 4 10 16 14 3 8 13 3 1 Number Days 8-Hr > 0.084 ppm Harrisburg Air Basin nd Harrisburg 0.099 0.096 0.112 0.116 0.114 0.101 0.099 0.126 0.089 0.092 2 Max Daily 1 Hour Average H11 0 0 0 0 0 0 0 2 0 0 Number Days 1-Hr > 0.124 ppm th 0.084 0.078 0.084 0.097 0.095 0.079 0.086 0.098 0.074 0.076 4 Max Daily 8 Hour Average 3 3 3 22 15 3 7 11 2 1 Number Days 8-Hr > 0.084 ppm Lancaster Air Basin nd Lancaster 0.124 0.101 0.133 0.119 0.127 0.107 0.127 0.115 0.115 0.097 2 Max Daily 1 Hour Average L01 1 0 3 0 2 0 2 0 1 0 Number Days 1-Hr > 0.124 ppm th 0.102 0.085 0.102 0.101 0.102 0.090 0.097 0.096 0.083 0.081 4 Max Daily 8 Hour Average 18 4 21 27 18 5 15 18 3 1 Number Days 8-Hr > 0.084 ppm York Air Basin nd York 0.097 0.098 0.109 0.112 0.121 0.112 0.104 0.124 0.114 0.091 2 Max Daily 1 Hour Average Y01 0 0 0 0 1 0 0 1 0 0 Number Days 1-Hr > 0.124 ppm th 0.086 0.081 0.094 0.095 0.094 0.090 0.087 0.101 0.081 0.077 4 Max Daily 8 Hour Average 6 3 13 18 10 6 8 12 3 1 Number Days 8-Hr > 0.084 ppm

? indicates less than 75 percent valid data for year

      • indicates less than 50 percent valid data for year 100

Appendix A: Table A-17 Ozone Historical Trend (Units: parts per million)

Station / Site Code 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Southcentral Region Non-Air Basin nd Perry County 0.103 0.090 0.103 0.110 0.106 0.099 0.102 0.110 0.095 0.081 2 Max Daily 1 Hour Average 305 0 0 0 0 0 0 0 0 0 0 Number Days 1-Hr > 0.124 ppm th 0.085 0.077 0.090 0.092 0.090 0.073 0.089 0.088 0.084 0.069 4 Max Daily 8 Hour Average 4 1 7 8 13 2 10 7 3 0 Number Days 8-Hr > 0.084 ppm nd Hershey 0.113 0.104 0.116 0.111 0.126 0.110 0.105 0.132 0.099 0.084 2 Max Daily 1 Hour Average 306 0 0 0 0 2 0 0 2 0 0 Number Days 1-Hr > 0.124 ppm th 0.090 0.084 0.092 0.088 0.104 0.088 0.091 0.094 0.079 0.072 4 Max Daily 8 Hour Average 9 3 9 9 15 5 12 13 2 0 Number Days 8-Hr > 0.084 ppm nd Kutztown 0.107 0.100 0.109 0.104 0.128 0.101 0.119 0.106 0.084 2 Max Daily 1 Hour Average 310 0 0 0 0 2 0 0 0 0 Number Days 1-Hr > 0.124 ppm th 0.091 0.083 0.089 0.090 0.099 0.075 0.091 0.091 0.072 4 Max Daily 8 Hour Average 7 2 6 14 12 2 7 11 1 Number Days 8-Hr > 0.084 ppm nd Methodist Hill *** 0.096 0.114 0.120 0.115 0.100 0.104 0.115 0.085 0.078 2 Max Daily 1 Hour Average 313 *** 0 0 0 0 0 0 0 0 0 Number Days 1-Hr > 0.124 ppm th

      • 0.082 0.091 0.104 0.098 0.085 0.095 0.104 0.080 0.071 4 Max Daily 8 Hour Average
      • 3 7 22 20 4 15 27 3 0 Number Days 8-Hr > 0.084 ppm nd Biglerville *** *** *** *** *** *** 0.096 0.104 0.102 0.079 2 Max Daily 1 Hour Average D14 *** *** *** *** *** *** 0 0 0 0 Number Days 1-Hr > 0.124 ppm th
      • *** *** *** *** *** 0.088 0.093 0.076 0.072 4 Max Daily 8 Hour Average
      • *** *** *** *** *** 7 7 2 0 Number Days 8-Hr > 0.084 ppm nd Altoona 0.112 0.101 0.114 0.114 0.111 0.104 0.107 0.102 0.104 0.083 2 Max Daily 1 Hour Average 308 0 0 0 0 0 0 0 0 1 0 Number Days 1-Hr > 0.124 ppm th 0.091 0.083 0.096 0.098 0.091 0.080 0.083 0.089 0.083 0.073 4 Max Daily 8 Hour Average 8 2 7 17 6 2 3 9 3 0 Number Days 8-Hr > 0.084 ppm Northcentral Region Non-Air Basin nd Montoursville *** *** *** *** *** *** *** 0.112 0.102 0.091 2 Max Daily 1 Hour Average 410 *** *** *** *** *** *** *** 0 0 0 Number Days 1-Hr > 0.124 ppm th
      • *** *** *** *** *** *** 0.091 0.083 0.074 4 Max Daily 8 Hour Average
      • *** *** *** *** *** *** 7 3 0 Number Days 8-Hr > 0.084 ppm nd State College *** *** *** *** *** 0.102 0.101 0.108 0.100 0.081 2 Max Daily 1 Hour Average 409 *** *** *** *** *** 0 0 0 0 0 Number Days 1-Hr > 0.124 ppm th
      • *** *** *** *** 0.079 0.086 0.090 0.082 0.074 4 Max Daily 8 Hour Average
      • *** *** *** *** 2 5 8 3 0 Number Days 8-Hr > 0.084 ppm nd Moshannon (Elliott State Park) *** 0.079? 0.117 0.116 0.092 0.105 0.102 0.106 0.103 0.082 2 Max Daily 1 Hour Average D09 *** 0 0 1 0 0 0 0 0 0 Number Days 1-Hr > 0.124 ppm th
      • 0.070? 0.098 0.101 0.081 0.079 0.089 0.095 0.087 0.074 4 Max Daily 8 Hour Average
      • 0 12 16 1 2 8 13 4 0 Number Days 8-Hr > 0.084 ppm

? indicates less than 75 percent valid data for year

      • indicates less than 50 percent valid data for year 101

Appendix A: Table A-17 Ozone Historical Trend (Units: parts per million)

Station / Site Code 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 nd Tiadaghton *** *** 0.075 0.099 0.091 0.092 0.089 0.101 0.094 0.080 2 Max Daily 1 Hour Average D10 *** *** 0 0 0 0 0 0 0 0 Number Days 1-Hr > 0.124 ppm th

      • *** 0.060 0.084 0.076 0.073 0.080 0.084 0.076 0.073 4 Max Daily 8 Hour Average
      • *** 0 3 0 1 1 3 2 0 Number Days 8-Hr > 0.084 ppm nd Penn Nursery *** 0.102? 0.124 0.113 0.099 0.109 0.091 0.113 0.109 0.078 2 Max Daily 1 Hour Average D11 *** 0 1 0 0 0 0 0 0 0 Number Days 1-Hr > 0.124 ppm th
      • 0.073? 0.094 0.092 0.085 0.075 0.082 0.091 0.093 0.069 4 Max Daily 8 Hour Average
      • 1 7 8 4 2 1 12 4 0 Number Days 8-Hr > 0.084 ppm nd Tioga County *** *** *** *** 0.093? 0.103 0.094 0.118 0.102 0.085 2 Max Daily 1 Hour Average D13 *** *** *** *** 0 0 0 0 0 0 Number Days 1-Hr > 0.124 ppm th
      • *** *** *** 0.082? 0.078 0.083 0.093 0.084 0.079 4 Max Daily 8 Hour Average
      • *** *** *** 2 2 3 8 3 0 Number Days 8-Hr > 0.084 ppm Johnstown Air Basin nd Johnstown 0.104 0.124 0.107 0.104 0.106 0.106 0.106 0.098 0.098 0.081 2 Max Daily 1 Hour Average J01 1 1 0 0 0 0 0 0 0 0 Number Days 1-Hr > 0.124 ppm th 0.092 0.098 0.090 0.086 0.090 0.088 0.088 0.083 0.083 0.071 4 Max Daily 8 Hour Average 7 13 11 5 5 6 6 2 2 0 Number Days 8-Hr > 0.084 ppm Monongahela Valley Air Basin nd Charleroi 0.116 0.102 0.118 0.127 0.115 0.110 0.112 0.119 0.124 0.085 2 Max Daily 1 Hour Average M01 0 0 0 3 0 0 0 1 1 0 Number Days 1-Hr > 0.124 ppm th 0.096 0.090 0.099 0.108 0.096 0.080 0.087 0.093 0.088 0.072 4 Max Daily 8 Hour Average 16 5 14 34 11 3 7 14 4 0 Number Days 8-Hr > 0.084 ppm Lower Beaver Valley Air Basin nd Beaver Falls 0.106 0.105 0.101 0.116 0.131 0.099 0.109 0.112 0.107 0.085 2 Max Daily 1 Hour Average B11 0 0 0 0 2 0 0 0 1 0 Number Days 1-Hr > 0.124 ppm th 0.084 0.085 0.085 0.098 0.087 0.084 0.086 0.096 0.078 0.069 4 Max Daily 8 Hour Average 3 4 5 6 3 14 4 9 3 0 Number Days 8-Hr > 0.084 ppm nd Hookstown 0.102? 0.104 0.098 0.113 0.116 0.095 0.101 0.115 0.111 0.090 2 Max Daily 1 Hour Average B23 0 0 0 0 0 0 0 0 1 0 Number Days 1-Hr > 0.124 ppm th 0.085? 0.090 0.086 0.095 0.095 0.077 0.092 0.103 0.087 0.081 4 Max Daily 8 Hour Average 4 6 4 11 9 1 9 19 6 0 Number Days 8-Hr > 0.084 ppm nd Brighton Township 0.098 0.099 0.096 0.113 0.132 0.096 0.103 0.118 0.107 0.085 2 Max Daily 1 Hour Average B27 0 0 0 0 2 0 0 0 1 0 Number Days 1-Hr > 0.124 ppm th 0.089 0.083 0.082 0.092 0.101 0.077 0.089 0.104 0.083 0.074 4 Max Daily 8 Hour Average 5 3 3 15 11 1 8 23 3 0 Number Days 8-Hr > 0.084 ppm

? indicates less than 75 percent valid data for year

      • indicates less than 50 percent valid data for year 102

Appendix A: Table A-17 Ozone Historical Trend (Units: parts per million)

Station / Site Code 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Allegheny County Air Basin nd Pittsburgh *** *** *** 0.105 0.120 0.111 0.112 0.119 0.110 0.094 2 Max Daily 1 Hour Average D12 *** *** *** 0 1 0 0 0 1 0 Number Days 1-Hr > 0.124 ppm th

      • *** *** 0.089 0.099 0.086 0.093 0.100 0.088 0.072 4 Max Daily 8 Hour Average
      • *** *** 6 16 4 9 25 5 0 Number Days 8-Hr > 0.084 ppm Southwest Region Non-Air Basin nd Florence 0.104 0.092 0.111 0.109 0.110 0.098 0.106 0.114 0.107 0.083 2 Max Daily 1 Hour Average 504 0 0 0 0 0 0 0 0 1 0 Number Days 1-Hr > 0.124 ppm th 0.085 0.084 0.085 0.094 0.096 0.080 0.089 0.096 0.078 0.073 4 Max Daily 8 Hour Average 6 2 4 11 9 2 7 17 3 0 Number Days 8-Hr > 0.084 ppm nd Washington 0.111 0.103 0.107 0.112 0.106 0.105 0.109 0.112 0.118 0.086 2 Max Daily 1 Hour Average 508 0 0 0 0 0 0 0 1 0 0 Number Days 1-Hr > 0.124 ppm th 0.088 0.084 0.088 0.095 0.090 0.080 0.090 0.088 0.088 0.071 4 Max Daily 8 Hour Average 6 3 6 15 11 3 6 9 5 0 Number Days 8-Hr > 0.084 ppm nd Murrysville 0.127 0.104 0.123 0.101 0.115 0.103 0.097 0.110 0.100 0.092 2 Max Daily 1 Hour Average 510 3 0 1 0 1 0 0 0 1 0 Number Days 1-Hr > 0.124 ppm th 0.096 0.081 0.088 0.082 0.087 0.076 0.078 0.091 0.083 0.070 4 Max Daily 8 Hour Average 7 2 4 3 5 2 1 9 2 0 Number Days 8-Hr > 0.084 ppm nd Kittanning *** *** *** 0.113 0.121 0.103 0.119 0.122 0.109 0.093 2 Max Daily 1 Hour Average 512 *** *** *** 0 1 0 1 0 0 0 Number Days 1-Hr > 0.124 ppm th
      • *** *** 0.100 0.100 0.079 0.098 0.097 0.086 0.082 4 Max Daily 8 Hour Average
      • *** *** 21 18 2 16 15 5 1 Number Days 8-Hr > 0.084 ppm nd Greensburg *** *** *** *** 0.125 0.097 0.100 0.119 0.115 0.094 2 Max Daily 1 Hour Average 513 *** *** *** *** 2 0 0 0 1 0 Number Days 1-Hr > 0.124 ppm th
      • *** *** *** 0.099 0.076 0.084 0.098 0.091 0.073 4 Max Daily 8 Hour Average
      • *** *** *** 16 3 3 10 4 0 Number Days 8-Hr > 0.084 ppm nd Holbrook *** *** 0.123? 0.110? 0.116 0.106 0.099 0.113 0.106 0.082 2 Max Daily 1 Hour Average 514 *** *** 0 0 0 0 0 0 0 0 Number Days 1-Hr > 0.124 ppm th
      • *** 0.092? 0.100? 0.101 0.087 0.090 0.094 0.083 0.075 4 Max Daily 8 Hour Average
      • *** 10 16 21 6 12 9 3 0 Number Days 8-Hr > 0.084 ppm Upper Beaver Valley Air Basin nd New Castle 0.101 0.097 0.109 0.096 0.105 0.090 0.099 0.103 0.106 0.083 2 Max Daily 1 Hour Average B21 0 0 0 0 1 0 0 0 1 0 Number Days 1-Hr > 0.124 ppm th 0.083 0.084 0.086 0.077 0.088 0.069 0.079 0.087 0.077 0.068 4 Max Daily 8 Hour Average 3 2 4 2 5 0 1 6 2 0 Number Days 8-Hr > 0.084 ppm

? indicates less than 75 percent valid data for year

      • indicates less than 50 percent valid data for year 103

Appendix A: Table A-17 Ozone Historical Trend (Units: parts per million)

Station / Site Code 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Erie Air Basin nd Erie 0.105 0.100 0.103 0.122 0.112 0.095 0.104 0.114 0.108 0.089 2 Max Daily 1 Hour Average E10 0 0 0 1 0 0 0 0 0 0 Number Days 1-Hr > 0.124 ppm th 0.088 0.083 0.087 0.098 0.096 0.078 0.089 0.098 0.091 0.074 4 Max Daily 8 Hour Average 8 3 6 12 13 2 4 17 4 0 Number Days 8-Hr > 0.084 ppm Northwest Region Non-Air Basin nd Farrell 0.113 0.103 0.111 0.121 0.108 0.098 0.113 0.118 0.116 0.088 2 Max Daily 1 Hour Average 606 0 0 0 1 0 0 0 0 0 0 Number Days 1-Hr > 0.124 ppm th 0.095 0.090 0.092 0.106 0.091 0.081 0.094 0.103 0.087 0.076 4 Max Daily 8 Hour Average 9 9 9 24 8 2 15 20 6 1 Number Days 8-Hr > 0.084 ppm

? indicates less than 75 percent valid data for year

      • indicates less than 50 percent valid data for year 104

Appendix A: Table A-18 Nitrogen Dioxide Summary (Units: parts per million)

Year: 2004 PA Percent 1st Max nd 2 Max rd 3 Max th 4 Max Site Valid Annual 1 HR Date 1 HR Date 1 HR Date 1 HR Date Site Name Code Data Mean Mean MM/DD Mean MM/DD Mean MM/DD Mean MM/DD Southeast Pennsylvania Air Basin Bristol P01 97.3 0.016 0.061 09/13 0.054 09/23 0.052 09/13 0.051 02/17 Chester P11 98.5 0.018 0.061 04/19 0.061 09/23 1 0.060 03/01 0.058 03/01 Norristown P21 97.7 0.014 0.070 12/30 0.060 10/08 0.059 12/22 0.058 03/01 Allentown-Bethlehem-Easton Air Basin Allentown A19 98.8 0.013 0.052 02/20 0.052 02/24 0.052 03/01 0.051 03/01 Freemansburg A25 96.2 0.014 0.052 03/26 0.049 02/02 0.049 05/11 0.049 09/22 Scranton-Wilkes-Barre Air Basin Scranton S01 98.4 0.012 0.052 03/01 0.050 05/06 0.049 05/06 0.049 12/22 Wilkes-Barre S28 97.6 0.012 0.052 03/30 0.050 04/02 0.047 04/17 0.046 04/17 Reading Air Basin Reading R01 98.1 0.017 0.069 03/01 0.067 02/10 0.067 03/01 0.063 04/17 Harrisburg Air Basin Harrisburg H11 99.3 0.015 0.071 03/01 0.070 03/01 0.067 02/17 0.066 03/01 Lancaster Air Basin Lancaster L01 96.0 0.014 0.058 02/02 0.056 10/08 0.053 10/08 0.051 02/10 York Air Basin York Y01 99.3 0.016 0.075 11/15 0.074 02/10 0.065 02/10 0.064 02/02 Southcentral Region Non-Air Basin Perry County 305 98.7 0.005 0.034 02/02 0.034 03/01 0.032 02/02 0.032 02/17 Arendtsville 314 55.7 0.004? 0.030 04/09 0.028 04/09 0.027 04/09 0.026 04/13 Altoona 308 99.0 0.012 0.077 02/18 0.063 02/02 0.062 03/01 0.062 08/08 Northcentral Region Non-Air Basin State College 408 98.7 0.009 0.054 02/02 0.052 02/17 0.051 02/17 0.049 03/19 Johnstown Air Basin Johnstown J01 98.7 0.013 0.049 02/06 0.049 02/06 0.049 03/01 0.049 04/07 Monogahela Valley Air Basin Charleroi M01 99.1 0.012 0.048 02/02 0.045 02/02 0.045 03/25 0.045 12/22 Lower Beaver Valley Air Basin Beaver Falls B11 99.0 0.015 0.063 03/01 0.063 11/16 0.061 03/01 0.059 02/20 Primary Annual National Ambient Air Quality Standard of 0.053 parts per million

? indicates that the annual mean does not meet the summary criteria for completeness 105

Appendix A: Table A-18 Nitrogen Dioxide Summary (Units: parts per million)

Year: 2004 PA Percent 1st Max nd 2 Max rd 3 Max th 4 Max Site Valid Annual 1 HR Date 1 HR Date 1 HR Date 1 HR Date Site Name Code Data Mean Mean MM/DD Mean MM/DD Mean MM/DD Mean MM/DD Allegheny County Air Basin Pittsburgh D12 98.4 0.021 0.084 07/02 0.081 11/15 0.078 03/01 0.078 11/15 Southwest Region Non-Air Basin Florence 504 98.0 0.006 0.036 03/14 0.035 03/04 0.034 03/14 0.033 12/09 Washington 508 98.7 0.013 0.057 03/25 0.056 02/02 0.054 03/25 0.053 02/02 Greensburg 513 96.4 0.013 0.054 02/20 0.053 03/25 0.049 02/12 0.048 03/25 Upper Beaver Valley Air Basin New Castle B21 99.2 0.016 0.052 02/06 0.051 02/02 0.050 04/29 0.049 02/02 Erie Air Basin Erie E10 96.9 0.012 0.067 09/22 0.064 09/22 0.062 09/22 0.058 02/20 Primary Annual National Ambient Air Quality Standard of 0.053 parts per million

? indicates that the annual mean does not meet the summary criteria for completeness 106

Appendix A: Table A-19 Nitrogen Dioxide Historical Trend Annual Means (Units: Parts Per Million)

PA Site Site Name Code 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Southeast Pennsylvania Air Basin Bristol P01 0.020 0.021 0.020 0.018 0.018 0.017 0.018 0.016 0.016 0.016 Chester P11 0.020 0.021 0.020 0.019 0.017 0.019 0.019 0.018 0.018 0.018 Norristown P21 0.020 0.021 0.019 0.019 0.016 0.018 0.017 0.015 0.017 0.014 Allentown-Bethlehem-Easton Air Basin Allentown A19 0.018 0.018 0.016 0.016 0.015 0.013 0.017 0.014 0.015 0.013 Freemansburg A25 *** *** *** 0.017 0.017 0.017 0.016 0.013 0.013 0.014 Scranton-Wilkes-Barre Air Basin Scranton S01 0.018 0.018 0.018 0.016 0.014 0.015 0.015 0.014 0.014 0.012 Wilkes-Barre S28 0.014 0.018 0.015 0.015 0.015 0.014 0.014 0.013 0.013 0.012 Reading Air Basin Reading R01 0.021 0.022 0.021 0.021 0.021 0.020 0.020 0.019 0.018 0.017 Harrisburg Air Basin Harrisburg H11 0.020 0.021 0.019 0.019 0.018 0.017 0.018 0.016 0.016 0.015 Lancaster Air Basin Lancaster L01 0.016 0.017 0.016 0.015 0.015 0.014 0.014 0.013 0.015 0.014 York Air Basin York Y01 0.021 0.021 0.019 0.019 0.019 0.018 0.020 0.017 0.017 0.016 Southcentral Region Non-Air Basin Perry County 305 0.007 0.009 0.007 0.006 0.006 0.007 0.006 0.006 0.006 0.005 Arendtsville 314 *** *** *** *** *** 0.004? 0.004? 0.004? 0.004? 0.004?

Altoona 308 0.013 0.014 0.014 0.013 0.013 0.014 0.014 0.013 0.013 0.012 Northcentral Region Non-Air Basin State College 408 *** *** *** *** *** *** *** 0.008 0.008 0.009 Johnstown Air Basin Johnstown J01 0.015 0.018 0.016 0.015 0.015 0.015 0.014 0.012 0.013 0.013 Monogahela Valley Air Basin Charleroi M01 0.017 0.017 0.016 0.016 0.015 0.014 0.013 0.013 0.012 0.012 Primary Annual National Ambient Air Quality Standard of 0.053 parts per million

? indicates that the annual mean does not meet the summary criteria for completeness

      • indicates less than 50 percent valid data for year 107

Appendix A: Table A-19 Nitrogen Dioxide Historical Trend Annual Means (Units: Parts Per Million)

PA Site Site Name Code 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Lower Beaver Valley Air Basin Beaver Falls B11 0.018 0.018 0.017 0.019 0.019 0.017 0.017 0.016 0.015 0.015 Allegheny County Air Basin Pittsburgh D12 *** *** *** 0.021 0.023 0.022 0.021 0.020 0.021 0.021 Southwest Region Non-Air Basin Florence 504 *** *** *** *** 0.008 0.008 0.008 0.006 0.013 0.006 Washington 508 0.016 0.015 0.018 0.017 0.016 0.015 0.015 0.012 0.012 0.013 Greensburg 513 *** *** *** 0.018 0.018 0.017 0.017 0.016 0.015 0.013 Upper Beaver Valley Air Basin New Castle B21 0.019 0.024 0.020 0.019 0.020 0.019 0.017 0.016 0.016 0.016 Erie Air Basin Erie E10 0.015 0.015 0.015 0.014 0.015 0.012 0.012 0.012 0.012 0.012 Primary Annual National Ambient Air Quality Standard of 0.053 parts per million

? indicates that the annual mean does not meet the summary criteria for completeness

      • indicates less than 50 percent valid data for year 108

Appendix A: Table A-20 Oxides of Nitrogen Summary (Units: Parts Per Million)

Year: 2004 st nd rd th PA Percent 1 Max 2 Max 3 Max 4 Max Site Valid Annual 1 HR Date 1 HR Date 1 HR Date 1 HR Date Site Name Code Data Mean Mean MM/DD Mean MM/DD Mean MM/DD Mean MM/DD Southeast Pennsylvania Air Basin Bristol P01 97.3 0.032 0.439 12/09 0.427 12/09 0.411 12/03 0.409 11/17 Chester P11 98.5 0.031 0.424 12/22 0.368 12/22 0.342 12/22 0.333 03/24 Norristown P21 97.7 0.025 0.437 12/22 0.436 12/22 0.413 12/30 0.362 12/29 Allentown-Bethlehem-Easton Air Basin Allentown A19 99.2 0.022 0.269 12/22 0.268 12/22 0.265 12/22 0.240 12/22 Freemansburg A25 96.2 0.026 0.325 12/22 0.314 12/22 0.275 12/22 0.257 12/22 Scranton-Wilkes-Barre Air Basin Scranton S01 98.0 0.020 0.315 12/22 0.266 11/15 0.243 11/16 0.225 11/15 Wilkes-Barre S28 97.6 0.023 0.252 12/22 0.241 12/22 0.215 11/16 0.214 11/16 Reading Air Basin Reading R01 98.1 0.034 0.524 02/10 0.430 12/03 0.418 11/17 0.416 11/17 Harrisburg Air Basin Harrisburg H11 99.3 0.029 0.438 12/30 0.430 12/30 0.427 11/19 0.402 11/19 Lancaster Air Basin Lancaster L01 96.0 0.024 0.368 02/10 0.338 02/10 0.312 11/16 0.309 11/16 York Air Basin York Y01 99.3 0.032 0.532 02/10 0.459 11/15 0.388 02/10 0.384 11/16 Southcentral Region Non-Air Basin Perry County 305 98.7 0.006 0.062 12/22 0.061 12/22 0.056 12/22 0.055 12/22 Arendtsville 314 55.7 0.004? 0.040 07/14 0.032 04/09 0.030 04/09 0.028 04/09 Altoona 308 99.0 0.021 0.348 02/18 0.243 02/18 0.226 11/15 0.224 11/16 Northcentral Region Non-Air Basin State College 408 98.4 0.012 0.203 12/02 0.142 02/17 0.142 12/09 0.130 12/02 Johnstown Air Basin Johnstown J01 99.0 0.020 0.286 02/06 0.283 02/06 0.283 02/06 0.276 02/06 Monogahela Valley Air Basin Charleroi M01 99.2 0.021 0.330 12/22 0.300 12/22 0.261 12/22 0.254 12/30 No Long- or Short-Term Air Quality Standards

? indicates that the annual mean does not meet the summary criteria for completeness 109

Appendix A: Table A-20 Oxides of Nitrogen Summary (Units: Parts Per Million)

Year: 2004 st nd rd th PA Percent 1 Max 2 Max 3 Max 4 Max Site Valid Annual 1 HR Date 1 HR Date 1 HR Date 1 HR Date Site Name Code Data Mean Mean MM/DD Mean MM/DD Mean MM/DD Mean MM/DD Lower Beaver Valley Air Basin Beaver Falls B11 99.0 0.030 0.293 02/06 0.269 02/20 0.266 12/07 0.262 02/20 Allegheny County Air Basin Pittsburgh D12 98.4 0.041 0.438 12/22 0.425 11/15 0.407 12/22 0.378 11/16 Southwest Region Non-Air Basin Florence 504 98.0 0.008 0.058 03/03 0.057 11/23 0.055 11/23 0.054 11/23 Washington 508 98.7 0.025 0.316 10/26 0.245 04/16 0.240 10/26 0.236 02/02 Greensburg 513 96.1 0.024 0.293 02/20 0.242 09/22 0.235 11/15 0.233 10/08 Upper Beaver Valley Air Basin New Castle B21 99.4 0.028 0.492 02/06 0.473 02/06 0.469 02/06 0.399 02/06 Erie Air Basin Erie E10 96.9 0.018 0.262 02/26 0.217 02/25 0.213 02/25 0.198 02/18 No Long- or Short-Term Air Quality Standards

? indicates that the annual mean does not meet the summary criteria for completeness 110

Appendix A: Table A-21 Carbon Monoxide Summary (Units: Parts Per Million)

Year: 2004 Running Average PA Percent Number 1st Max nd 2 Max Number st 1 Max nd 2 Max Site Valid 1 HR 1 HR Date 1 HR Date 8 HR 8 HR Date 8 HR Date Site Name Code Data > 35 Mean MM/DD Mean MM/DD >9 Mean MM/DD Mean MM/DD Southeast Pennsylvania Air Basin Bristol P01 98.0 0 3.3 11/17 3.2 11/15 0 2.4 12/03 2.2 11/17 Norristown P21 97.6 0 2.1 12/22 1.9 08/28 0 1.5 12/29 1.4 08/29 Allentown-Bethlehem-Easton Air Basin Freemansburg A25 98.8 0 2.6 11/16 2.4 11/17 0 1.8 11/10 1.7 11/10 Scranton-Wilkes-Barre Air Basin Scranton S01 98.7 0 2.9 11/15 2.9 11/23 0 1.8 11/16 1.8 11/17 Wilkes-Barre S27 96.5 0 2.7 11/15 2.4 11/17 0 1.8 11/18 1.8 12/22 Northeast Region Non-Air Basin Shenandoah 211 98.4 0 1.9 12/22 1.5 03/26 0 0.8 02/29 0.8 11/19 Reading Air Basin Reading R01 99.2 0 3.4 02/10 2.5 02/29 0 2.1 02/29 1.8 12/29 Harrisburg Air Basin Harrisburg H16 98.9 0 2.7 01/12 2.3 02/10 0 1.4 12/29 1.3 01/12 Lancaster Air Basin Lancaster L01 99.0 0 3.7 12/10 3.2 12/07 0 1.9 11/17 1.6 12/08 York Air Basin York Y01 96.0 0 3.4 11/16 2.8 11/19 0 2.0 11/17 1.8 11/19 Southcentral Region Non-Air Basin Arendtsville 314 58.1 0 2.0 10/18 1.7 10/31 0 1.7 10/18 1.6 10/31 Altoona 308 99.4 0 2.5 02/18 2.3 02/27 0 1.0 02/06 0.9 01/02 Johnstown Air Basin Johnstown J01 98.7 0 3.4 02/06 2.0 12/30 0 3.2 02/06 2.1 02/06 Monogahela Valley Air Basin Charleroi M01 97.6 0 1.8 02/02 1.8 03/31 0 1.6 03/28 1.4 02/02 Primary National Ambient Air Quality Standards 1 Hour Mean = 35 parts per million 8 Hour Running Mean = 9 parts per million 111

Appendix A: Table A-21 Carbon Monoxide Summary (Units: Parts Per Million)

Year: 2004 Running Average PA Percent Number 1st Max nd 2 Max Number st 1 Max nd 2 Max Site Valid 1 HR 1 HR Date 1 HR Date 8 HR 8 HR Date 8 HR Date Site Name Code Data > 35 Mean MM/DD Mean MM/DD >9 Mean MM/DD Mean MM/DD Lower Beaver Valley Air Basin Beaver Falls B11 99.0 0 1.8 02/08 1.7 02/02 0 1.3 01/21 1.2 12/07 Allegheny County Air Basin Pittsburgh D12 93.6 0 2.1 11/15 2.0 03/26 0 1.9 11/16 1.7 09/22 Southwest Region Non-Air Basin Greensburg 513 97.9 0 2.7 02/04 2.1 02/28 0 1.4 02/29 1.4 12/30 Holbrook 514 55.5 0 0.7 04/30 0.6 06/09 0 0.3 04/01 0.3 04/01 Upper Beaver Valley Air Basin New Castle B21 99.4 0 5.1 02/06 2.8 02/20 0 3.2 02/06 1.8 12/22 Erie Air Basin Erie E12 92.1 0 1.9 02/25 1.8 02/02 0 1.4 02/02 1.3 02/26 Primary National Ambient Air Quality Standards 1 Hour Mean = 35 parts per million 8 Hour Running Mean = 9 parts per million 112

Appendix A: Table A-22 Carbon Monoxide Historical Trend (Units: Parts Per Million)

Station / Site Code 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Southeast Pennsylvania Air Basin Bristol 9.2 6.3 6.8 5.2 6.6 4.3 4.0 4.3 4.5 3.2 2nd Maximum 1 Hour Mean P01 5.0 4.7 3.8 3.5 3.7 3.6 3.1 2.4 2.8 2.2 2nd Maximum 8 Hour Mean Norristown 4.8 3.5 3.2 2.9 3.1 2.8 2.5 2.7 2.4 1.9 2nd Maximum 1 Hour Mean P21 4.1 2.9 2.2 1.8 1.9 1.7 1.7 2.3 1.8 1.4 2nd Maximum 8 Hour Mean Allentown-Bethlehem-Easton Air Basin Freemansburg *** *** *** 3.4 4.4 5.5 3.1 2.3 2.3 2.4 2nd Maximum 1 Hour Mean A25 *** *** *** 2.4 3.0 2.4 2.4 1.8 1.4 1.7 2nd Maximum 8 Hour Mean Allentown 7.3 5.3 4.8 5.0 5.5 4.1 4.0 4.4 *** *** 2nd Maximum 1 Hour Mean A51 4.8 3.2 2.7 2.9 3.2 2.6 3.3 2.3 *** *** 2nd Maximum 8 Hour Mean Scranton-Wilkes-Barre Air Basin Scranton 5.2 7.0 4.7 3.4 3.5 4.4 2.9 2.7 2.4 2.9 2nd Maximum 1 Hour Mean S01 2.6 3.5 2.8 1.9 1.7 2.1 1.8 1.6 1.5 1.8 2nd Maximum 8 Hour Mean Wilkes-Barre 5.7 7.4 4.6 7.0 4.2 3.8 2.8 5.1 3.2 2.4 2nd Maximum 1 Hour Mean S27 3.0 4.1 3.3 3.1 3.0 2.2 2.3 2.6 2.3 1.8 2nd Maximum 8 Hour Mean Northeast Region Non-Air Basin Shenandoah *** *** 2.3 3.7 2.9 2.6 2.0 2.3 2.8 1.5 2nd Maximum 1 Hour Mean 211 *** *** 1.3 1.4 1.6 1.3 0.9 1.2 1.4 0.8 2nd Maximum 8 Hour Mean Reading Air Basin Reading *** *** *** 4.7 4.6 3.8 3.8 4.1 3.2 2.5 2nd Maximum 1 Hour Mean R01 *** *** *** 3.2 2.8 2.3 2.2 2.2 2.0 1.8 2nd Maximum 8 Hour Mean Harrisburg Air Basin Harrisburg *** 4.2 5.2 4.1 4.9 3.5 4.4 3.6 3.0 2.3 2nd Maximum 1 Hour Mean H16 *** 2.5 3.3 3.0 4.3 2.1 2.8 2.3 2.0 1.3 2nd Maximum 8 Hour Mean Lancaster Air Basin Lancaster 4.4 3.6 5.1 3.4 3.1 3.0 2.9 3.0 2.7 3.2 2nd Maximum 1 Hour Mean L01 2.4 2.6 3.3 1.9 2.5 1.9 2.2 2.2 1.7 1.6 2nd Maximum 8 Hour Mean York Air Basin York 5.5 5.0 5.7 5.0 5.3 3.7 3.8 4.3 2.6 2.8 2nd Maximum 1 Hour Mean Y01 2.7 2.8 3.4 2.4 2.4 1.8 2.2 2.2 1.7 1.8 2nd Maximum 8 Hour Mean Southcentral Region Non-Air Basin Arendtsville *** *** *** 0.7 1.2 1.4 1.4 1.0 0.7 1.7 2nd Maximum 1 Hour Mean 314 *** *** *** 0.6 1.1 1.2 1.2 0.6 0.4 1.6 2nd Maximum 8 Hour Mean Altoona 3.1 2.7 2.7 2.0 2.6 1.7 2.4 1.5 1.6 2.3 2nd Maximum 1 Hour Mean 308 1.7 1.9 1.5 1.2 1.6 1.0 1.1 0.7 1.2 0.9 2nd Maximum 8 Hour Mean 113

Appendix A: Table A-22 Carbon Monoxide Historical Trend (Units: Parts Per Million)

Station / Site Code 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Johnstown Air Basin Johnstown 5.4 7.0 4.7 4.2 4.4 2.8 2.8 3.9 3.0 2.0 2nd Maximum 1 Hour Mean J01 3.5 4.8 2.7 3.1 2.8 2.0 2.1 2.6 2.2 2.1 2nd Maximum 8 Hour Mean Monongahela Valley Air Basin Charleroi 3.5 2.8 1.8 3.0 2.0 1.8 1.4 1.7 1.6 1.8 2nd Maximum 1 Hour Mean M01 2.8 2.5 1.6 1.9 1.6 1.1 1.1 1.0 1.0 1.4 2nd Maximum 8 Hour Mean Lower Beaver Valley Air Basin Beaver Falls 3.2 3.2 2.6 2.2 2.5 1.7 2.4 2.1 1.6 1.7 2nd Maximum 1 Hour Mean B11 2.5 2.1 1.9 1.5 1.5 1.2 1.5 1.6 1.1 1.2 2nd Maximum 8 Hour Mean Allegheny County Air Basin Pittsburgh *** *** *** 3.5 3.3 3.2 3.0 2.5 2.4 2.0 2nd Maximum 1 Hour Mean D12 *** *** *** 2.7 2.5 2.4 2.5 2.0 2.0 1.7 2nd Maximum 8 Hour Mean Southwest Region Non-Air Basin Greensburg *** *** *** 3.3 3.2 2.6 3.0 2.1 3.1 2.1 2nd Maximum 1 Hour Mean 513 *** *** *** 2.3 2.4 1.8 1.8 1.2 2.1 1.4 2nd Maximum 8 Hour Mean Holbrook *** *** *** *** 1.7 0.6 1.3 0.25 0.6 0.6 2nd Maximum 1 Hour Mean 514 *** *** *** *** 1.5 0.3 1.1 0.3 0.3 0.3 2nd Maximum 8 Hour Mean Upper Beaver Valley Air Basin New Castle 6.1 6.5 4.6 7.2 5.5 3.5 3.0 4.1 3.3 2.8 2nd Maximum 1 Hour Mean B21 4.3 3.5 3.0 2.4 3.8 1.9 2.0 1.8 1.8 1.8 2nd Maximum 8 Hour Mean Erie Air Basin Erie *** *** 9.3 9.5 10.6 11.9 7.2 7.5 7.6 1.8 2nd Maximum 1 Hour Mean E12 *** *** 4.9 5.1 5.6 6.0 4.4 4.5 3.4 1.3 2nd Maximum 8 Hour Mean 114

Appendix A: Table A-23 Arendtsville, Pennsylvania Photochemical Assessment Monitoring Station (PAMS) Compounds Units: parts per billion Carbon (ppbC)

[The concentration in ppbC for a compound can be divided by the number of carbon atoms for that target compound to estimate the concentration in parts per billion volume (ppbv).]

Year 2004 (May-October)

Compound 1 Hour Max Date/Time of Max Mean Acetylene 2.95 8/3/2004 7:00 0.32 Ethylene 4.97 8/3/2004 7:00 0.69 Ethane 19 8/18/2004 11:00 3.98 Propylene 5.98 9/5/2004 23:00 0.41 Propane 31.66 9/27/2004 12:00 3.21 Isobutane 7.2 10/9/2004 8:00 0.64 Butene-1 3.71 10/15/2004 5:00 0.12 n-Butane 21.6 10/9/2004 8:00 1.29 t-Butene-2 3.32 10/15/2004 5:00 0.37 c-Butene-2 4.18 10/15/2004 5:00 0.11 Isopentane 20.12 10/9/2004 8:00 1.49 Pentene-1 2.52 10/15/2004 5:00 0.03 n-Pentane 8.1 10/9/2004 8:00 0.76 Isoprene 20.12 10/9/2004 8:00 1.49 trans-2-Pentene 2.83 10/15/2004 5:00 0.06 c-2-Pentene 3.7 10/15/2004 5:00 0.01 2,2-Dimethylbutane 4.5 10/15/2004 5:00 0.03 cyclopentane 2.32 10/15/2004 5:00 0.14 2,3-Dimethylbutane 1.04 10/9/2004 8:00 0.08 2-Methylpentane 5.64 10/15/2004 5:00 0.3 3-Methylpentane 2.39 10/9/2004 8:00 0.2 n-Hexane 3.75 8/30/2004 7:00 0.29 Methylcyclopentane 2.46 10/15/2004 5:00 0.09 2,4-Dimethylpentane 4.1 10/15/2004 5:00 0 Benzene 3.06 10/26/2004 7:00 0.59 Cyclohexane 4.01 10/15/2004 5:00 0.02 2-Methylhexane 2.83 8/30/2004 7:00 0.05 2,3-Dimethylpentane 5.52 10/15/2004 5:00 0.01 3-Methylhexane 2.88 8/30/2004 7:00 0.1 2,2,4-Trimethylpentane 3.04 10/15/2004 5:00 0.4 n-Heptane 7.64 8/30/2004 7:00 0.09 Methylcyclohexane 10.81 8/29/2004 2:00 0.06 2,3,4-Trimethylpentane 2.49 10/15/2004 5:00 0.04 Toluene 6.44 10/9/2004 8:00 1.02

  • Total Nonmethane Organic Compounds
    • PAMS Hydrocarbons VOCs refer to gaseous aliphatic and aromatic nonmethane organic compounds that have a vapor pressure greater than 0.14 mmHg at 25C and generally have a carbon number in the range of C2-C12.

115

Appendix A: Table A-23 Arendtsville, Pennsylvania Photochemical Assessment Monitoring Station (PAMS) Compounds Units: parts per billion Carbon (ppbC)

[The concentration in ppbC for a compound can be divided by the number of carbon atoms for that target compound to estimate the concentration in parts per billion volume (ppbv).]

Year 2004 (May-October)

Compound 1 Hour Max Date/Time of Max Mean 2-Methylheptane 2.72 10/15/2004 5:00 0.03 3-Methylheptane 2.69 10/15/2004 5:00 0.03 n-Octane 4.77 8/30/2004 7:00 0.04 Ethylbenzene 2.53 10/15/2004 5:00 0.16 m/p-Xylene 4.04 10/15/2004 5:00 0.39 Styrene 2.28 10/15/2004 5:00 0.03 o-Xylene 2.39 10/15/2004 5:00 0.15 n-Nonane 2.3 10/15/2004 5:00 0.05 Isopropylbenzene 2.9 10/15/2004 5:00 0.01 n-Propylbenzene 2.56 10/15/2004 5:00 0.02 1,3,5-Trimethylbenzene 2.3 10/15/2004 5:00 0.03 1,2,4-Trimethylbenzene 3.19 10/15/2004 5:00 0.15 o-Ethyltoluene 2.57 10/15/2004 5:00 0.13 m-Ethyltoluene 1.95 10/15/2004 5:00 0.26 p-Ethyltoluene 3.11 10/15/2004 5:00 0.01 m-Diethylbenzene 2.48 10/15/2004 5:00 0.01 p-Diethylbenzene 3.17 8/24/2004 14:00 0.01 1,2,3-Trimethylbenzene 3.25 7/20/2004 13:00 0.19 n-Decane 2.82 10/15/2004 5:00 0.05 Undecane 3.48 7/27/2004 12:00 0.05 tnmoc* 167.18 10/15/2004 5:00 22.15 pamshc** 160.75 10/15/2004 5:00 19.44 Unidentifed VOC 47.26 7/16/2004 13:00 1.99

  • Total Nonmethane Organic Compounds
    • PAMS Hydrocarbons VOCs refer to gaseous aliphatic and aromatic nonmethane organic compounds that have a vapor pressure greater than 0.14 mmHg at 25C and generally have a carbon number in the range of C2-C12.

116

Appendix A: Table A-24 ELEMENTAL MERCURY VAPOR

SUMMARY

YEAR 2004 Instrumental Method: Tekran 2537A Analyzer (Cold Vapor Atomic Fluorescence Spectrometry)

Site Location: Lancaster, Lincoln Junior High School Monitoring for Mercury Vapor Started June 21, 1999 Valid Hours: 8430 (96% Data Availability)

Units: nanograms per cubic meter (ng/m3)

Annual Average (Mean) 1.7 1st Maximum Hour Average 26.0 07/15/2004 01:00 2nd Maximum Hour Average 12.4 09/30/2004 04:00 3rd Maximum Hour Average 8.1 03/27/2004 13:00 Maximum 5-minute Sample 32.4 07/15/2004 01:25 Number of 1-Hour Average Values in Ranges 0 to 1 1 to 2 2 to 4 4 to 6 6 or more 0.13% 88.24% 11.44% 0.12% 0.07%

Mercury Vapor Historical Trend 1999* 2000 2001 2002 2003 2004 Annual 1.8 1.8 1.8 1.8 1.8 1.7 Mean 1st Maximum 7.9 37.2 7.4 16.7 6.95 26.0 Hour Average 2nd Maximum 7.6 32.3 7.3 14.5 5.78 12.4 Hour Average

  • June 21, 1999 through December 31, 1999 There are no national or Pennsylvania Ambient Air Quality Standards Other Standards or guidelines:

Agency for Toxic Substances and Disease Registry of the U. S. Dept. of Health and Human Services (ATSDR)

Minimal Risk Level for Hazardous Substances, Inhalation Chronic 0.0002 mg/m3 (200 ng/m3) Neurol. Final 03/99 007439-97-6 EPA Integrated Risk Information System (IRIS) Reference Concentration: 0.0003 mg/m3 (300 ng/m3)

The risk to human health from direct exposure by inhalation to elemental mercury vapor in ambient air is believed to be well below any level of concern. Mercury deposited to surface waters is concentrated in the food chain and may reach levels in fish that are unsafe for consumption.

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APPENDIX B - Air Pollution Control Agencies in Pennsylvania Allegheny County Health Department 39th Street and Penn Avenue Pittsburgh, PA 15201 (412) 578-8104 City of Philadelphia Department of Public Health Air Management Services 321 University Avenue Philadelphia, PA 19104 (215) 685-7584 Commonwealth of Pennsylvania Department of Environmental Protection Bureau of Air Quality Division of Air Quality Monitoring Rachel Carson State Office Building 12th Floor 400 Market Street P.O. Box 8468 Harrisburg, PA 17105-8468 (717) 787-6548 Related environmental information is available electronically via the Internet. Access the DEP website at http://www.depweb.state.pa.us/ (DEP Keyword: Air, Air Pollution, Air Quality, Clean Air).

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APPENDIX C - Monitoring Sites, Equipment, and Addresses 121

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Appendix C: Table C-1 Ambient Air Monitoring Equipment Particulate Sampling PARAMETER MANUFACTURER/INSTRUMENT/MODEL EPA DESIGNATION PM10 Thermo GMW PM10 High-Volume Air Sampler - Volumetric Manual Reference Method:

http://www.thermo.com/com/cda/product/detail/1,1055,23297,0 RFPS-1287-063 Discrete 0.html 52 FR 45684, 12/01/87 53FR 1062, 1/15/88 Rupprecht & Patashnick (R&P) Tapered Element Oscillating Automated Equivalent Method:

Continuous Microbalance (TEOM) Series 1400 Ambient Particulate Monitor EQPM-1090-079 http://www.rpco.com/products/ambprod/amb1400/index.htm 55 FR 43406, 10/29/90 PM2.5 R&P Partisol-Plus Model 2025 Sequential Air Sampler Manual Reference Method:

Discrete http://www.rpco.com/products/ambprod/amb2025/index.htm RFPS-0498-118 63 FR 18911, 4/16/98 R&P TEOM Series 8500a Filter Dynamics Measurement System (FDMS) and TEOM Series 1400ab http://www.rpco.com/products/ambprod/amb8500/index.htm Continuous Met One Instruments Beta-Attenuation Mass (BAM) Model 1020 http://www.metone.com/documents/BAM1020Particulate.pdf PM2.5 Met One Instruments SASS PM2.5 Ambient Chemical Speciation Speciation Air Sampler http://www.metone.com/documents/SASS0301Particulate.pdf TSP Thermo GMW TSP High Volume Air Sampler - Mass Flow Manual Reference Method http://www.thermo.com/com/cda/product/detail/1,1055,23329,0 40 CFR Part 50, Appendix B 0.html and 47 FR 54912, 12/6/82 48 FR 17355, 4/22/83 Thermo GMW TSP High Volume Air Sampler - Volumetric http://www.thermo.com/com/cda/product/detail/1,1055,23328,0 0.html Pb Laboratory analysis of TSP filters by Inductively Coupled Manual Equivalent Method Argon Plasma-Optical Emission Spectrometry EQL-0592-086 57 FR 20823, 5/15/92 SO4, NO3 Laboratory analysis of TSP filters by Ion Chromatography EPA Method 300.0 125

Appendix C: Table C-1 Ambient Air Monitoring Equipment Continuous Gaseous Sampling PARAMETER MANUFACTURER/INSTRUMENT/MODEL EPA DESIGNATION SO2 Teledyne Advanced Pollution Instrumentation Model 100A UV Automated Equivalent Method:

Fluorescence SO2 Analyzer EQSA-0990-077 http://www.teledyne-api.com/products/model_100e.asp 55 FR 38149, 9/17/90 NO/ NO2 /NOx Teledyne Advanced Pollution Instrumentation Model 200A Automated Reference Method:

Chemiluminescence Nitrogen Oxides Analyzer for Ambient RFNA-0691-082 Concentrations 56 FR 27014, 6/12/91 http://www.teledyne-api.com/products/model_200e.asp O3 Teledyne Advanced Pollution Instrumentation Model 400 Automated Equivalent Method:

Photometric Ozone Analyzer EQOA-0992-087 http://www.teledyne-api.com/products/model_400e.asp 57 FR 44565, 9/28/92 63 FR 31992, 6/11/98 67 FR 57811, 9/12/02 CO Teledyne Advanced Pollution Instrumentation Model 300 CO Automated Reference Method:

Gas Filter Correlation Analyzer RFCA-1093-093 http://www.teledyne-api.com/products/model_300e.asp 58 FR 58166, 10/29/93 126

Southeast Region Air Basin Sites Appendix C: Table C-2.

Site Locations PA SITE EPA-AIRS LATITUDE CODE SITE NAME SITE CODE COUNTY STREET ADDRESS LONGITUDE P01 BRISTOL 42-017-0012 BUCKS Roosevelt Junior High School 40 06 27 Rockview Lane 74 52 57 P11 CHESTER 42-045-0002 DELAWARE Front & Norris Streets 39 50 08 75 22 22 P21 NORRISTOWN 42-091-0013 MONTGOMERY State Armory 40 06 45 1046 Belvoir Road 75 18 34 P30 NEW GARDEN 42-029-0100 CHESTER 1235 Newark Road 39 50 04 (TOUGHKENAMON) New Garden Airport 75 46 05 P32 WEST CHESTER 42-029-0050 CHESTER South Campus Road 39 56 09 West Chester University 75 36 16 Appendix C: Table C-3.

Parameters Monitored PA SITE PM2.5 SULFUR NITROGEN CARBON COUNTY CODE PM10 PM2.5 SPEC TSP SULFATES LEAD NITRATES DIOXIDE DIOXIDE OZONE MONOXIDE BUCKS P01 XC10 XD2.5 X X X X DELAWARE P11 XC10 XD2.5 X X X X X X MONTGOMERY P21 XC10 XD2.5 X X X X XC2.5T CHESTER P30 XD2.5 X X P32 X Southeast Region. Bucks, Chester, Delaware, Montgomery, and Philadelphia Counties.

X Parameter monitored at the site XD10 Discrete PM10 Sampler, Federal Reference Method (FRM)

XC10 Continuous PM10 Sampler, Federal Equivalent Method (FEM)

XD2.5 Discrete PM2.5 Sampler, FRM XC2.5T Continuous PM2.5 Sampler (TEOM)

XC2.5B Continuous PM2.5 Sampler (BAM) 127

Allentown - Bethlehem - Easton Air Basin Sites Appendix C: Table C-4.

Site Locations PA SITE EPA-AIRS LATITUDE CODE SITE NAME SITE CODE COUNTY STREET ADDRESS LONGITUDE A19 ALLENTOWN 42-077-0004 LEHIGH Allentown State Hospital 40 36 43 Rear 1600 Hanover Avenue 75 25 58 A20 EASTON 42-095-8000 NORTHAMPTON Spring Garden 40 41 32 75 14 14 A25 FREEMANSBURG 42-095-0025 NORTHAMPTON Washington & Cambria Streets 40 37 41 75 20 28 Appendix C: Table C-5.

Parameters Monitored PA SITE PM2.5 SULFUR NITROGEN CARBON COUNTY CODE PM10 PM2.5 SPEC TSP SULFATES LEAD NITRATES DIOXIDE DIOXIDE OZONE MONOXIDE LEHIGH A19 XC10 XD2.5 X X X NORTHAMPTON A20 XC2.5 X X A25 XC10 XD2.5 X X X X X XC2.5 Northeast Region. Carbon, Lackawanna, Lehigh, Luzerne, Monroe, Northampton, Pike, Schuylkill, Susquehanna, Wayne, and Wyoming Counties.

X Parameter monitored at the site XD10 Discrete PM10 Sampler, Federal Reference Method (FRM)

XC10 Continuous PM10 Sampler, Federal Equivalent Method (FEM)

XD2.5 Discrete PM2.5 Sampler, FRM XC2.5T Continuous PM2.5 Sampler (TEOM)

XC2.5B Continuous PM2.5 Sampler (BAM) 128

Scranton - Wilkes-Barre Air Basin Sites Appendix C: Table C-6.

Site Locations PA SITE EPA-AIRS LATITUDE CODE SITE NAME SITE CODE COUNTY STREET ADDRESS LONGITUDE S01 SCRANTON 42-069-2006 LACKAWANNA Behind Penn State Campus 41 26 34 George Street 75 37 23 S26 NANTICOKE 42-079-1100 LUZERNE 255 Lower Broadway 41 12 33 76 00 13 S27 WILKES-BARRE CBD 42-079-2100 LUZERNE North River Street 41 15 01 75 52 49 S28 WILKES-BARRE 42-079-1101 LUZERNE Chilwick & Washington Streets 41 15 58 75 50 47 S29 PECKVILLE 42-069-0101 LACKAWANNA Pleasant Avenue & Erie Street 41 28 45 Wilson Fire Company No. 1 75 34 41 Appendix C: Table C-7.

Parameters Monitored PA SITE PM2.5 SULFUR NITROGEN CARBON COUNTY CODE PM10 PM2.5 SPEC TSP SULFATES LEAD NITRATES DIOXIDE DIOXIDE OZONE MONOXIDE LACKAWANNA S01 XC10 XD2.5 X X X X X S29 X LUZERNE S26 X S27 X S28 XC10 XD2.5 X X X Northeast Region. Carbon, Lackawanna, Lehigh, Luzerne, Monroe, Northampton, Pike, Schuylkill, Susquehanna, Wayne, and Wyoming Counties.

X Parameter monitored at the site XD10 Discrete PM10 Sampler, Federal Reference Method (FRM)

XC10 Continuous PM10 Sampler, Federal Equivalent Method (FEM)

XD2.5 Discrete PM2.5 Sampler, FRM XC2.5T Continuous PM2.5 Sampler (TEOM)

XC2.5B Continuous PM2.5 Sampler (BAM) 129

Northeast Region Non-Air Basin Sites Appendix C: Table C-8.

Site Locations PA SITE EPA-AIRS LATITUDE CODE SITE NAME SITE CODE COUNTY STREET ADDRESS LONGITUDE 205 PALMERTON 42-025-0105 CARBON New Jersey Zinc Research Bldg. 40 48 12 Fourth Street & Franklin Avenue 75 36 31 211 SHENANDOAH 42-107-0003 SCHUYLKILL Coal & Stadium Streets 40 49 14 76 12 44 A26 NAZARETH 42-095-1000 NORTHAMPTON South Green & Delaware 40 44 04 75 18 46 Appendix C: Table C-9.

Parameters Monitored PA SITE PM2.5 SULFUR NITROGEN CARBON COUNTY CODE PM10 PM2.5 SPEC TSP SULFATES LEAD NITRATES DIOXIDE DIOXIDE OZONE MONOXIDE CARBON 205 X X X X SCHUYLKILL 211 X X NORTHAMPTON A26 XC10 Northeast Region. Carbon, Lackawanna, Lehigh, Luzerne, Monroe, Northampton, Pike, Schuylkill, Susquehanna, Wayne, and Wyoming Counties.

X Parameter monitored at the site XD10 Discrete PM10 Sampler, Federal Reference Method (FRM)

XC10 Continuous PM10 Sampler, Federal Equivalent Method (FEM)

XD2.5 Discrete PM2.5 Sampler, FRM XC2.5T Continuous PM2.5 Sampler (TEOM)

XC2.5B Continuous PM2.5 Sampler (BAM) 130

Reading Air Basin Sites Appendix C: Table C-10.

Site Locations PA SITE EPA-AIRS LATITUDE CODE SITE NAME SITE CODE COUNTY STREET ADDRESS LONGITUDE R01 READING 42-011-0009 BERKS UGI Property 40 19 14 234 Morgantown Road 75 55 37 R10 LAURELDALE 42-011-1717 BERKS Muhlenberg Township Authority 40 22 38 Spring Valley Road Substation 75 54 53 R15 READING 42-011-0015 BERKS Northwest Junior High School 40 21 04 North Front & West Spring Streets 75 56 08 Appendix C: Table C-11.

Parameters Monitored PA SITE PM2.5 SULFUR NITROGEN CARBON COUNTY CODE PM-10 PM-2.5 SPEC TSP SULFATES LEAD NITRATES DIOXIDE DIOXIDE OZONE MONOXIDE BERKS R01 XC10 XD2.5 X X X X XC2.5T R10 X X X X R15 XD10 Southcentral Region. Adams, Bedford, Berks, Blair, Cumberland, Dauphin, Franklin, Fulton, Huntingdon, Juniata, Lancaster, Lebanon, Mifflin, Perry, and York Counties.

X Parameter monitored at the site XD10 Discrete PM10 Sampler, Federal Reference Method (FRM)

XC10 Continuous PM10 Sampler, Federal Equivalent Method (FEM)

XD2.5 Discrete PM2.5 Sampler, FRM XC2.5T Continuous PM2.5 Sampler (TEOM)

XC2.5B Continuous PM2.5 Sampler (BAM) 131

Lancaster Air Basin Sites Appendix C: Table C-12.

Site Locations PA SITE EPA-AIRS LATITUDE CODE SITE NAME SITE CODE COUNTY STREET ADDRESS LONGITUDE L01 LANCASTER 42-071-0007 LANCASTER Lincoln Junior High School 40 02 49 76 17 00 Appendix C: Table C-13.

Parameters Monitored PA SITE PM2.5 SULFUR NITROGEN CARBON COUNTY CODE PM10 PM2.5 SPEC TSP SULFATES LEAD NITRATES DIOXIDE DIOXIDE OZONE MONOXIDE LANCASTER L01 XC10 XD2.5 X X X X X XC2.5T Southcentral Region. Adams, Bedford, Berks, Blair, Cumberland, Dauphin, Franklin, Fulton, Huntingdon, Juniata, Lancaster, Lebanon, Mifflin, Perry, and York Counties.

X Parameter monitored at the site XD10 Discrete PM10 Sampler, Federal Reference Method (FRM)

XC10 Continuous PM10 Sampler, Federal Equivalent Method (FEM)

XD2.5 Discrete PM2.5 Sampler, FRM XC2.5T Continuous PM2.5 Sampler (TEOM)

XC2.5B Continuous PM2.5 Sampler (BAM) 132

Harrisburg Air Basin Sites Appendix C: Table C-14.

Site Locations PA SITE EPA-AIRS LATITUDE CODE SITE NAME SITE CODE COUNTY STREET ADDRESS LONGITUDE H11 HARRISBURG 42-043-0401 DAUPHIN 1833 UPS Drive 40 14 42 76 50 41 H16 HARRISBURG CBD 42-043-0102 DAUPHIN PA Dept. of Agriculture Parking Lot 40 17 09 2301 North Cameron Street 76 52 53 Appendix C: Table C-15.

Parameters Monitored PA SITE PM2.5 SULFUR NITROGEN CARBON COUNTY CODE PM10 PM2.5 SPEC TSP SULFATES LEAD NITRATES DIOXIDE DIOXIDE OZONE MONOXIDE DAUPHIN H11 XC10 XD2.5 X X X X XC2.5B H16 X Southcentral Region. Adams, Bedford, Berks, Blair, Cumberland, Dauphin, Franklin, Fulton, Huntingdon, Juniata, Lancaster, Lebanon, Mifflin, Perry, and York Counties.

X Parameter monitored at the site XD10 Discrete PM10 Sampler, Federal Reference Method (FRM)

XC10 Continuous PM10 Sampler, Federal Equivalent Method (FEM)

XD2.5 Discrete PM2.5 Sampler, FRM XC2.5T Continuous PM2.5 Sampler (TEOM)

XC2.5B Continuous PM2.5 Sampler (BAM) 133

York Air Basin Sites Appendix C: Table C-16.

Site Locations PA SITE EPA-AIRS LATITUDE CODE SITE NAME SITE CODE COUNTY STREET ADDRESS LONGITUDE Y01 YORK 42-133-0008 YORK Davis Junior High School 39 57 56 Hill Street 76 41 59 Appendix C: Table C-17.

Parameters Monitored PA SITE PM2.5 SULFUR NITROGEN CARBON COUNTY CODE PM10 PM2.5 SPEC TSP SULFATES LEAD NITRATES DIOXIDE DIOXIDE OZONE MONOXIDE YORK Y01 XC10 XD2.5 X X X X X XC2.5T Southcentral Region. Adams, Bedford, Berks, Blair, Cumberland, Dauphin, Franklin, Fulton, Huntingdon, Juniata, Lancaster, Lebanon, Mifflin, Perry, and York Counties.

X Parameter monitored at the site XD10 Discrete PM10 Sampler, Federal Reference Method (FRM)

XC10 Continuous PM10 Sampler, Federal Equivalent Method (FEM)

XD2.5 Discrete PM2.5 Sampler, FRM XC2.5T Continuous PM2.5 Sampler (TEOM)

XC2.5B Continuous PM2.5 Sampler (BAM) 134

Southcentral Region Non-Air Basin Sites Appendix C: Table C-18.

Site Locations PA SITE EPA-AIRS LATITUDE CODE SITE NAME SITE CODE COUNTY STREET ADDRESS LONGITUDE 301 LYONS EAST 42-011-0717 BERKS Near State & Kemp Streets 40 28 36 75 45 33 305 PERRY COUNTY 42-099-0301 PERRY Little Buffalo State Park 40 27 26 77 09 57 306 HERSHEY 42-043-1100 DAUPHIN Hershey Foods Technical Center 40 16 21 Sipe Avenue & Mae Street 76 40 53 308 ALTOONA 42-013-0801 BLAIR Ward Trucking Corporation 40 32 07 Second Avenue & Seventh Street 78 22 15 310 KUTZTOWN 42-011-0001 BERKS Kutztown State College 40 30 40 Grim Science Building 75 47 11 313 METHODIST HILL 42-055-0001 FRANKLIN Forest Road 39 57 40 (High Elevation Site) 77 28 31 314 ARENDTSVILLE 42-001-0001 ADAMS Penn State Research Orchard 39 55 25 77 18 29 D14 BIGLERVILLE 42-001-0002 ADAMS University Drive 39 56 06 Penn State Research Orchard 77 15 10 316 CARLISLE 42-041-0101 CUMBERLAND Imperial Court 40 14 48 77 11 12 375 LYONS SOUTH 42-011-0005 BERKS Heffner & Dryville Roads 40 27 59 75 45 32 135

Southcentral Region Non-Air Basin Sites Appendix C: Table C-19.

Parameters Monitored PA SITE PM2.5 SULFUR NITROGEN CARBON COUNTY CODE PM10 PM2.5 SPEC TSP SULFATES LEAD NITRATES DIOXIDE DIOXIDE OZONE MONOXIDE BERKS 301 X X 310 X 375 X X PERRY 305 XD2.5 X X X X CUMBERLAND 316 XD2.5 DAUPHIN 306 X FRANKLIN 313 X ADAMS 314 XD2.5 X X X XC2.5T D14 X BLAIR 308 XC10 X X X X Southcentral Region. Adams, Bedford, Berks, Blair, Cumberland, Dauphin, Franklin, Fulton, Huntingdon, Juniata, Lancaster, Lebanon, Mifflin, Perry, and York Counties.

X Parameter monitored at the site XM10 Manual PM10 Sampler, Federal Reference Method (FRM)

XC10 Continuous PM10 Sampler, Federal Equivalent Method (FEM)

XM2.5 Manual PM2.5 Sampler, FRM XC2.5T Continuous PM2.5 Sampler (TEOM)

XC2.5B Continuous PM2.5 Sampler (BAM) 136

Northcentral Region Non-Air Basin Sites Appendix C: Table C-20.

Site Locations PA SITE EPA-AIRS LATITUDE CODE SITE NAME SITE CODE COUNTY STREET ADDRESS LONGITUDE 410 MONTOURSVILLE 42-081-0100 LYCOMING 899 Cherry Street 41 15 01 Rear Parking Lot of PA State Police 76 54 51 409 STATE COLLEGE 42-027-0100 CENTRE Pennsylvania State University 40 48 40 West of Big Hollow Road 77 52 38 State College D09 MOSHANNON 42-033-4000 CLEARFIELD Moshannon State Forest 41 07 03 Elliott State Park 78 31 34 North of Cessna D10 TIADAGHTON 42-081-4000 LYCOMING Tiadaghton Sportmans Club 41 20 03 Northeast of Haneyville 77 26 56 Department of Conservation and D11 PENN NURSERY 42-027-4000 CENTRE Natural Resources 40 46 28 Penn Nursery Facility 77 37 19 South of Potters Mills D13 TIOGA COUNTY 42-117-4000 TIOGA North of Gleason 41 38 44 76 56 17 Appendix C: Table C-21.

Parameters Monitored PA SITE PM2.5 SULFUR NITROGEN CARBON COUNTY CODE PM10 PM2.5 SPEC TSP SULFATES LEAD NITRATES DIOXIDE DIOXIDE OZONE MONOXIDE LYCOMING 410 XD10 X X CENTRE 409 XD2.5 X X X X D11 X CLEARFIELD D09 X LYCOMING D10 X TIOGA D13 X Northcentral Region. Bradford, Cameron, Centre, Clearfield, Clinton, Columbia, Lycoming, Montour, Northumberland, Potter, Synder, Sullivan, Tioga, and Union Counties.

X Parameter monitored at the site XM10 Manual PM10 Sampler, Federal Reference Method (FRM)

XC10 Continuous PM10 Sampler, Federal Equivalent Method (FEM)

XM2.5 Manual PM2.5 Sampler, FRM XC2.5T Continuous PM2.5 Sampler (TEOM)

XC2.5B Continuous PM2.5 Sampler (BAM) 137

Johnstown Air Basin Sites Appendix C: Table C-22.

Site Locations PA SITE EPA-AIRS LATITUDE CODE SITE NAME SITE CODE COUNTY STREET ADDRESS LONGITUDE J01 JOHNSTOWN 42-021-0011 CAMBRIA Miller Auto Body Crafts Shop 40 18 35 One Messenger Street 78 54 54 J08 EAST 42-021-0808 CAMBRIA Recreation Field 40 20 53 CONEMAUGH Citron Alley & First Street 78 52 58 Appendix C: Table C-23.

Parameters Monitored PA SITE PM2.5 SULFUR NITROGEN CARBON COUNTY CODE PM10 PM2.5 SPEC TSP SULFATES LEAD NITRATES DIOXIDE DIOXIDE OZONE MONOXIDE CAMBRIA J01 XC10 XD2.5 X X X X XC2.5B J08 X X X X Southwest Region. Allegheny, Armstrong, Beaver, Cambria, Fayette, Greene, Indiana, Somerset, Washington, and Westmoreland Counties.

X Parameter monitored at the site XM10 Manual PM10 Sampler, Federal Reference Method (FRM)

XC10 Continuous PM10 Sampler, Federal Equivalent Method (FEM)

XM2.5 Manual PM2.5 Sampler, FRM XC2.5T Continuous PM2.5 Sampler (TEOM)

XC2.5B Continuous PM2.5 Sampler (BAM) 138

Monongahela Valley Air Basin Sites Appendix C: Table C-24.

Site Locations PA SITE EPA-AIRS LATITUDE CODE SITE NAME SITE CODE COUNTY STREET ADDRESS LONGITUDE M01 CHARLEROI 42-125-0005 WASHINGTON Borough Waste Treatment Plant 40 08 48 Front Street 79 54 08 M16 MONESSEN 42-129-0007 WESTMORELAND Monessen Community Center 40 10 00 435 Donner Avenue 79 52 30 Appendix C: Table C-25.

Parameters Monitored PA SITE PM2.5 SULFUR NITROGEN CARBON COUNTY CODE PM10 PM2.5 SPEC TSP SULFATES LEAD NITRATES DIOXIDE DIOXIDE OZONE MONOXIDE WASHINGTON M01 XC10 XD2.5 X X X X WESTMORELAND M16 XD10 X X X X Southwest Region. Allegheny, Armstrong, Beaver, Cambria, Fayette, Greene, Indiana, Somerset, Washington, and Westmoreland Counties.

X Parameter monitored at the site XM10 Manual PM10 Sampler, Federal Reference Method (FRM)

XC10 Continuous PM10 Sampler, Federal Equivalent Method (FEM)

XM2.5 Manual PM2.5 Sampler, FRM XC2.5T Continuous PM2.5 Sampler (TEOM)

XC2.5B Continuous PM2.5 Sampler (BAM) 139

Lower Beaver Valley Air Basin Sites Appendix C: Table C-26.

Site Locations PA SITE EPA-AIRS LATITUDE CODE SITE NAME SITE CODE COUNTY STREET ADDRESS LONGITUDE B05 VANPORT 42-007-0505 BEAVER Vanport Water Works 40 41 05 Tamaqui Drive 80 19 30 B11 BEAVER FALLS 42-007-0014 BEAVER Eighth Street & River Alley 40 44 52 80 19 00 B23 HOOKSTOWN 42-007-0002 BEAVER FAA Microwave Relay Tower 40 33 47 80 30 16 B27 BRIGHTON 42-007-0005 BEAVER 1015 Sebring Road 40 41 05 TOWNSHIP 80 21 35 Appendix C: Table C-27.

Parameters Monitored PA SITE PM2.5 SULFUR NITROGEN CARBON COUNTY CODE PM10 PM2.5 SPEC TSP SULFATES LEAD NITRATES DIOXIDE DIOXIDE OZONE MONOXIDE BEAVER B05 X X B11 XC10 XD2.5 X X X X XC2.5T B23 X X B27 X X Southwest Region. Allegheny, Armstrong, Beaver, Cambria, Fayette, Greene, Indiana, Somerset, Washington, and Westmoreland Counties.

X Parameter monitored at the site XM10 Manual PM10 Sampler, Federal Reference Method (FRM)

XC10 Continuous PM10 Sampler, Federal Equivalent Method (FEM)

XM2.5 Manual PM2.5 Sampler, FRM XC2.5T Continuous PM2.5 Sampler (TEOM)

XC2.5B Continuous PM2.5 Sampler (BAM) 140

Allegheny County Air Basin Sites Appendix C: Table C-28.

Site Location PA SITE EPA-AIRS LATITUDE CODE SITE NAME SITE CODE COUNTY STREET ADDRESS LONGITUDE D12 PITTSBURGH 42-003-0010 ALLEGHENY Carnegie Science Center 40 26 44 80 00 59 Allegheny County Air Basin Sites Appendix C: Table C-29.

Parameters Monitored PA SITE SULFUR NITROGEN CARBON COUNTY CODE PM10 PM2.5 TSP SULFATES LEAD NITRATES DIOXIDE DIOXIDE OZONE MONOXIDE ALLEGHENY D12 X X X X Southwest Region. Allegheny, Armstrong, Beaver, Cambria, Fayette, Greene, Indiana, Somerset, Washington, and Westmoreland Counties.

X Parameter monitored at the site XM10 Manual PM10 Sampler, Federal Reference Method (FRM)

XC10 Continuous PM10 Sampler, Federal Equivalent Method (FEM)

XM2.5 Manual PM2.5 Sampler, FRM XC2.5T Continuous PM2.5 Sampler (TEOM)

XC2.5B Continuous PM2.5 Sampler (BAM) 141

Southwest Region Non-Air Basin Sites Appendix C: Table C-30.

Site Locations PA SITE EPA-AIRS LATITUDE CODE SITE NAME SITE CODE COUNTY STREET ADDRESS LONGITUDE 504 FLORENCE 42-125-5001 WASHINGTON Hillman State Park 40 26 44 80 25 16 508 WASHINGTON 42-125-0200 WASHINGTON McCarrell & Fayette Streets 40 10 14 80 15 42 510 MURRYSVILLE 42-129-0006 WESTMORELAND Murrysville Volunteer Fire Co. 40 25 41 Old William Penn Hwy & Sardis Ave. 79 41 35 512 KITTANNING 42-005-0001 ARMSTRONG Glade Drive & Nolte Road 40 48 51 PA State Police Barracks 79 33 54 513 GREENSBURG 42-129-0008 WESTMORELAND Donohue Road 40 18 17 PA Dept. of Transportation Bldg. 79 30 20 514 HOLBROOK 42-059-0002 GREENE Field 5 km southeast of Holbrook 39 48 58 80 17 06 Southwest Region Non-Air Basin Sites Appendix C: Table C-31.

Parameters Monitored PA SITE PM2.5 SULFUR NITROGEN CARBON COUNTY CODE PM10 PM2.5 SPEC TSP SULFATES LEAD NITRATES DIOXIDE DIOXIDE OZONE MONOXIDE WASHINGTON 504 XD10 XD2.5 X X X X 508 XD2.5 X X X WESTMORELAND 510 X X 513 XC10 XD2.5 X X X X X ARMSTRONG 512 XC2.5T X GREENE 514 X X X X Southwest Region. Allegheny, Armstrong, Beaver, Cambria, Fayette, Greene, Indiana, Somerset, Washington, and Westmoreland Counties.

X Parameter monitored at the site XM10 Manual PM10 Sampler, Federal Reference Method (FRM)

XC10 Continuous PM10 Sampler, Federal Equivalent Method (FEM)

XM2.5 Manual PM2.5 Sampler, FRM XC2.5T Continuous PM2.5 Sampler (TEOM)

XC2.5B Continuous PM2.5 Sampler (BAM) 142

Upper Beaver Valley Air Basin Sites Appendix C: Table C-32.

Site Locations PA SITE EPA-AIRS LATITUDE CODE SITE NAME SITE CODE COUNTY STREET ADDRESS LONGITUDE B21 NEW CASTLE 42-073-0015 LAWRENCE Croton Avenue & Jefferson Street 40 59 45 80 20 48 Appendix C: Table C-33.

Parameters Monitored PA SITE PM2.5 SULFUR NITROGEN CARBON COUNTY CODE PM\10 PM2.5 SPEC TSP SULFATES LEAD NITRATES DIOXIDE DIOXIDE OZONE MONOXIDE LAWRENCE B21 XC10 X X X X Northwest Region. Butler, Clarion, Crawford, Elk, Erie, Forest, Jefferson, Lawrence, McKean, Mercer, Venango, and Warren Counties.

X Parameter monitored at the site XM10 Manual PM10 Sampler, Federal Reference Method (FRM)

XC10 Continuous PM10 Sampler, Federal Equivalent Method (FEM)

XM2.5 Manual PM2.5 Sampler, FRM XC2.5T Continuous PM2.5 Sampler (TEOM)

XC2.5B Continuous PM2.5 Sampler (BAM) 143

Erie Air Basin Sites Appendix C: Table C-34.

Site Locations PA SITE EPA-AIRS LATITUDE CODE SITE NAME SITE CODE COUNTY STREET ADDRESS LONGITUDE E10 ERIE 42-049-0003 ERIE East 10th & Marne Streets 42 08 30 80 02 19 E12 ERIE CBD 42-049-0101 ERIE West 12th & Myrtle Streets 42 07 14 80 05 21 Appendix C: Table C-35.

Parameters Monitored PA SITE PM2.5 SULFUR NITROGEN CARBON COUNTY CODE PM10 PM2.5 SPEC TSP SULFATES LEAD NITRATES DIOXIDE DIOXIDE OZONE MONOXIDE ERIE E10 XC10 XD2.5 X X X X E12 X Northwest Region. Butler, Clarion, Crawford, Elk, Erie, Forest, Jefferson, Lawrence, McKean, Mercer, Venango, and Warren Counties.

X Parameter monitored at the site XM10 Manual PM10 Sampler, Federal Reference Method (FRM)

XC10 Continuous PM10 Sampler, Federal Equivalent Method (FEM)

XM2.5 Manual PM2.5 Sampler, FRM XC2.5T Continuous PM2.5 Sampler (TEOM)

XC2.5B Continuous PM2.5 Sampler (BAM) 144

Northwest Region Non-Air Basin Sites Appendix C: Table C-36.

Site Locations PA SITE EPA-AIRS LATITUDE CODE SITE NAME SITE CODE COUNTY STREET ADDRESS LONGITUDE 606 FARRELL 42-085-0100 MERCER Farrell High School Field 41 12 52 New Castle Road & Mercer Avenue 80 28 59 611 WARREN 42-123-0003 WARREN School District Building 41 51 26 345 East 5th Avenue 79 08 15 612 WARREN 42-123-0004 WARREN Overlook Site near Stone Hill Road 41 50 41 79 10 11 Appendix C: Table C-37.

Parameters Monitored PA SITE PM2.5 SULFUR NITROGEN CARBON COUNTY CODE PM10 PM2.5 SPEC TSP SULFATES LEAD NITRATES DIOXIDE DIOXIDE OZONE MONOXIDE MERCER 606 XD2.5 X X WARREN 611 X 612 X Northwest Region. Butler, Clarion, Crawford, Elk, Erie, Forest, Jefferson, Lawrence, McKean, Mercer, Venango, and Warren Counties.

X Parameter monitored at the site XM10 Manual PM10 Sampler, Federal Reference Method (FRM)

XC10 Continuous PM10 Sampler, Federal Equivalent Method (FEM)

XM2.5 Manual PM2.5 Sampler, FRM XC2.5T Continuous PM2.5 Sampler (TEOM)

XC2.5B Continuous PM2.5 Sampler (BAM) 145

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This and related environmental information are available electronically via the Internet. For more information, visit us through the DEP web site at http://www.depweb.state.pa.us/(DEP Keyword :

Air, Air Pollution, Air Quality, Clean Air).

Comments or questions regarding this document should be directed to:

Kirit Dalal at 717-787-6548 or kdalal@state.pa.us