ML15195A348

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Response to NRC Request for Additional Information, Dated May 22, 2015 Regarding License Renewal Application, Environmental Review, MA-05 on Meteorology, Air Quality & Noise
ML15195A348
Person / Time
Site: LaSalle  Constellation icon.png
Issue date: 07/02/2015
From:
Exelon Generation Co
To:
Office of Nuclear Reactor Regulation
Shared Package
ML15195A351 List: ... further results
References
RS-15-179, TAC MF5567, TAC MF5568
Download: ML15195A348 (65)


Text

LaSalle Environmental Audit Response to Request for Additional Information Index #: 005 RAI #: MA-05 Category:

Meteorology, Air Quality & Noise Statement of Question: Describe the compliance history associated with LSCS Federally Enforceable State Operating Permit (FESOP) permit No. 75040086.

Provide the five most recent annual emission reports submitted to the Illinois Environmental Protection Agency (IEPA) associated with LSCS FESOP permit No. 75040086.

Has LSCS received any Notice of Violations (NOVs) from the IEPA regarding the FESOP? If so, provide copies of such NOVs.Response: The LaSalle annual emissions reports for the most recent 5 years for which reports have been submitted are attached.LaSalle has received no notices of violation (NOVs) related to compliance with the FESOP.List of Attachments

1. 2010 Annual Emissions Report 2. 2011 Annual Emissions Report 3. 2012 Annual Emissions Report 4. 2013 Annual Emissions Report 5. 2014 Annual Emissions Report RAI # MA-05 ATTACHMENT 1

,aSale (ernerating Station wwwexeloncorpcom 2601 North 2ist Road Nuclear Marseilles, [A 61341-9757 April 28, 2011 CERTIFIED MAIL Illinois Environmental Protection Agency Division of Air Pollution Control 5415 North University Peoria, IL 61614 ATTN: Annual Emission Report

Subject:

2010 Annual Emission Report -FESOP Permit No. 75040086 Enclosed is the 2010 Annual Emission Report for Exelon Generation Company, LLC -LaSalle County Station. The Source ID Number for this facility is 099802AAA.

S There were no exceedances of any annual permit requirements during the calendar year 2010 addressed in this report.If there are any questions concerning this report, please contact William A. Buinickas, Environmental Specialist, at (815) 415-3235.Sincerely,.

Peter J. Karaba Plant Manager Exelon -LaSalle County Station WAB/dmd Enclosures Cc: W.

LaSalle EnvironmetalSpecilist K. Hersey -Corporate Support Environmental K.:\CHDGRPFI\Cerloafeports\AIR\2010 Annual Emloalon Rpt Cover Leffer.doo Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control-WRMUAL ENOSBZONS RXORT -2010-SORc0 D7.WA -Page: 01 Date: 04-28-11 099802AAA

-MON LaSalle County Station SOURCE IDS AND LOCATION SOURCE ADDRESS ANNUAL EMISSION REPORT MAILING ADDRESS AIRS: 17-099-0086 IEPA USE ONLY SIC 1: 4911 NAICS 1: 221113 FINDS: =LD984897827 IEPA USE ONLY SIC 2: NAICS 2: FEIN: 360098600 SIC 3: NAICS 3: D&B: 0006929509 SIC 4: NAICS 4: LATITUDE:

41:14:45.1320 SIC 5: NAICS 5: LONGITUDE:

88:40:09.4800 SIC 6: NAICS 6: Exelon LaSalle County Station CONTACT: William A. Buinickas PHONE: 815-415-3235 EXT: 2601 N 21st Rd FAX: 815-415-4785 Marseilles, IL 61141 E-MAIL: Exelon -LaSalle County Station CONTACT: William A. Buinickas PHONE: 815-415-3235 EXT: 2601 N 21st Rd FAX: 815-415-4785 Marseilles, IL 61341 E-MAIL: william.buinickas~exeloncorp.com Any person who knowingly makes a false, fictitious, or fraudulent material statement, orally or in writing, to the Illinois EPA commits a Class 4 felony. A second or subsequent offense after conviction is a Class 3 felony. (415 ILCS 5/44 (ho)a I certify under penalty of law that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted.

Based on my inquiry of the person or persons directly responsible for gathering the information, the informat ion sulbnited is, to the best of my knowledge and belief, true, accurate and complete.C--Sý -04/28/2011 DATE Peter J. Karaba / Plant Manager TYPED OR PRINTED NAME AND TITLE 815-415-3700 TELEPHONE NUMBER The Illinois EPA is authorized to require, and you must disclose, the information on this form pursuant to 35 Ill. Adm. Code 201.302 (a, b) and 254. It is not necessary to use this form in providing the information.

Failure to disclose the information may result in penalties as provided for in the Environmental Protection Act, 415 ILCS 5/24-45.

Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -AEMM HML SXZONS REPOR -2010 Page: 02 Date: 04-28-11 0998021AAA

-mLONfA Laaalle County Station POLLUTANT CODE CO C02 NH3 NOX PART 9MI0 PM2.5 S02 VOM 0 SOURCE REPORTED EMISSIONS FOR 2010 (TONS/YEAR) 1.819137 0.012317 6.848516 0.149169 0.122631 0.122631 0.002278 0.348915-AM=& SOURCE ZS8Z0NS -ALLOWABLE EMISSIONS (TONS/YEAR) 25.221000 5.085.000000 0.222900 95.001000 2.259000 0.432000 0.336000 7.500000 3.005591 EMISSIONS REPORTED IEPA 2010 FOR 2009 ESTIMATED (TONS/YEAR) (TONS/YEAR)

--.---.----..


.

.----------------------------------

1.939085 0.013084 7.300085 0.159005 0.130717 0.130717 0.01902 0.355590 3.195000 2,542.500000 0.090000 12.030000 0.168000 0.168000 0.168000 0.151500 0.344591-I Report: APCA0530 099802AA& -E2L0N LaSalle County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAVC -ENCWL EMUSBIOWS REPORT -2010 Page: 03 Date: 04-28-11-PERMIT LISTIXG -PERMIT TYPE OF STATUS NUMBER PERMIT OPERATION NAME STATUS DATE EXPIRES 75040086 FESOP LASALLE COUNTY GENERATING STATION GATD 12-11-2000 12-11-2005 Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAmC -3 hL URSSUZONB REPORT -2010 Page: 04 Date: 04-28-11 099802ARA

-EXELON LaSalle Couniy station POINT 0001 -5 DIESEL GENERATORS

-FUEL CWB=TZON DATA -PERMIT: 75040086 SCC: 20100102 BEGAN OPERATION:

CEASED OPERATION 04 / 1975 _____MODE 01 -DESCRIPTION CORRECTION:

PERCENT THROUGHPUTS:

DEC -FEB: 36.83 % 43.73 MAR -MAY: 13.06 % 29.38 JUN -AUG: 13.90 % 11.76 SEP -NOV: 36.21 % 15.13 BEGAN OPERATION:

04 / 1975 CEASED OPERATION:

/E TYPE: 21 DISTILLATE OIL 42 (MMBTU/HR):

130 HEAT CONTENT: 139486 Btu/gal SULFUR CONTENT (%): ASH CONTENT (%): NITROGEN CONTENT (%M: UNITS: 1000 GALLONS BURNED 139,001 0.04 0.0011 N/A N/A UNITS: 1000 GALLONS BURNED ANNUAL OPERATION PEAK OZONE SEASON OPERATION HOURS/DAY:

0.0 N/A HOURS/DAY:

N/A DAYS/WEEK:

0.0 N/A DAYS/WEEK:

N/A WEERS/YEAR:

0 N/A WEEKS/SEASON:

N/A HOURS/YEAR:

211 228 HOURS/SEASON:

N/A START TIME: N/A RATE/HR: 0.1548 0.1351 END TIME: N/A RATE/HR: N/A Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -AMUIAL ]!EBSXCM RIFORT -2010 Page: 05 Date: 04-28-11 099802ARA

-LGON Lasalle county station POINT 0001 -5 DIESEL GENERATORS

-FUEL CEtUSTXON DATA -PERMIT: 75040086 SCC: 20100102 BEGAN OPERATION:

04 / 1975 CEASED OPERATION

/MODE 01 POLLUTANT CODE METHOD IEPA REP EMISSION FACTOR IEPA REPORTED EMISSION RATE (LB/HR)IEPA REPORTED CO C02 NH3 NOX PART PM1 0 PM2.5 S02 VOM 3 3 3 3 3 3 3 3 3 3 5 3 3 3 3 3 3 22600.85 LB/mMBTU.8 LB/10 3 gal 3.2 LB/nunBTU.0697 LB/MmBTU.0573 LB/mmBTU.0573 LB/mmBTU 0.0008 LB/nmBTU.09 LB/mmBTU 21.3 16950.6 80.2 1.12 1.12 1.12 1.01 2.26 OZONE SEASON EMISSION RATE (LB/HR)IEPA REPORTED 18.36 15.96 0.12 0.11 69.11 60.07 1.51 1.31 1.24 1.08 1.24 1.08 0.02. 0.02 1.94 1.6L POLLUTANT CODE METHOD IEPA REP EMISSION FACTOR IEPA REPORTED NOX VOM 3 3 3.2.09 69.11 1.94 CAPTURING CONTROLS: CAPTURING STACKS: STACK 0001 STACK 0002 CAPTURE EFFICIENCY:

CAPTURE EFFICIENCY:

22.30 % 14.15 16.50 % 35.19* .doc Report: APCA0530 099802AAJL

-ELOUA La~alle County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -A1iPEUAL EMISSIONS REPORT -2010 Page: 06 Date: 04-28-11-FUMEL COWUSTZOr DATA -POINT 0001 -5 DIESEL GENERATORS PERMIT: 75040086 SCC: 20100102 BEGAN OPERATION:

04 / 1975 CEASED OPERATION:

/MODE 01 CAPTURING STACKS: STACK STACK STACK 0003 0004 0005 CAPTURE EFFICIENCY:

CAPTURE EFFICIENCY:

CAPTURE EFFICIENCY:

9.80 26.20 25.20% 25.93% 9.98% 14.75 0 Report: APCA0530 099SO2AA&

-HIELON LaallIs County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANUMM 2m881S REPORT -2010 Page: 07 Date: 04-28-11-STORaMM TAM nwAT -POINT 0008 -GASOLINE STORAGE TANK BEGAN OPERATION:

12 / 1998 CEASED OPERATION-PERMIT: 75040086 TANK TYPE: CAPACITY: DIAMETER (FT): HEIGHT (FT): LENGTH (FT): VAPOR SPACE (FT): HORIZONTAL CYLINDRICAL D 2000 gal 5.0 5 12 1.5 OUBLE WALL TEMPERATURE (F): 5.33 ROOF COLOR: 5.33 SHELL COLOR: WHITE ROOF PAINT CONDITION:

SHELL PAINT CONDITION:

GOOD 70*LOCATION: SEAL TYPE: SUPPORT TYPE: ABOVEGROUND MATERIAL VP MWT (psia) DENSITY 92.00 3 .8 2 6.6 lbs/gal-.........................-

THROUGHPUTS.------------------

ANNUAL (gallons)

PEAK OZONE (gallons)18,662 N/A Unleaded Gasoline Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAM -A X 9=68ZCM IMrRTE OE -2010 Page: 08 Date: 04-28-Il 099802AA&

-EXCLON LaSalle County Station POINT 0008 -GASOLINE STORAGE TANK-STORAGH TANK DATA -PERMIT: 75040086 SCC: 403.01003 MODE 01 -GASOLINE DESCRIPTION CORRECTION:

PERCENT THROUGHPUTS:

DEC -FEB: 31.78 % 34.56 MAR -MAY: 24.31 % 19.37 JUN -AUG: 16.44 % 26.92 SEP -NOV: 27.47 % 19.15 BEGAN OPERATION:

12 / 1998 CEASED OPERATION:

/UNITS: 1000 GALLONS STORAGE CAPACITY UNITS: 1000 GALLONS STORAGE CAPACITY-I I ANNUAL OPERATION PEAK OZONE SEASON OPERATION HOURS/DAY:

24.0 HOURS/DAY:

N/A DAYS/WEEK:

7.0 DAYS/WEEK:

N/A WEEKS/YEAR:

52 WEEKS/SEASON:

N/A HOURS/YEAR:

8,760 HOURS/SEASON:

N/A START TIME: N/A END TIME: N/A RATE/MR: 0.0019 0.00213 RATE/MR: N/A Report: APCA0530

-EX.LON LaSalle County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL ssos REPORT -2010 Page: 09 Date: 04-28-11-STORAS Tim DATA -POInT 0008 GASOLINE STORAGE TANK PERMIT: 75040086 SCC: 40301003 MODE 01 POLLUTANT METHOD CODE IEPA REP VOM 5 3 EMISSION FACTOR IEPA REPORTED EMISSION RATE (LB/K IEPA REPOR.00128 0.034 0.036 POLLUTANT METHOD CODE IEPA REP VOM 5 EMISSION FACTOR IEPA REPORTED OZONE SEASON EMISSION RATE (LB/HR)IEPA REPORTED.034 CAPTURING CONTROLS6 CONTROL 0001 CAPTURING STACKS: CAPTURE EFFICIENCY:

100.00 %9 Report: APCA0530 099802hAR

-EELON LaSalle County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -AhWWAL EMISSIONS REPORT -2010 Page: 10 Date: 04-28-2011

-CONTROL DBVMZS DATA CONTROL 0001 -GASOLINE STORAGE TANK STAGE I AND II VAPOR RECOVERY SYSTEMS BEGAN OPERATION:

12 / 1998 CEASED OPERATION:

/I PERMIT: 98110031 CONTROL CODE: 110 DESCRIPTION CORRECTION:.

REMOVAL EFFICIENCY ANNUAL OPERATION PEAK OZONE SEASON OPERATION POLLUTANT EFFICIENCY METHOD EFFICIENCY METHOD.. .. .. ... .. .. ... ..............................

fi a ý -----.............

...........

..... ........ .................. ------- -- -IEPA REPORTED IEPA REPORTED IEPA REPORTED IEPA REPORTED VOM 99.000 CAPTURING CONTROLS: CAPTURING STACKS: STACK 0012 CAPTURE EFFICIENCY:

100.00

  • Report: APCA0530 099802AhA

-EXEo= LaSalle County Statuion Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -AMDAL REPORT -2010 Page: 11 Date: 04-28-2011 STACK 0001 0002 0003 0004 0005 0012 DIA.!TER (FT)STACK 1 FOR DIESEL GENERATOR 1.83 STACK 2 FOR DIESEL GENERATOR 1.83 STACK 3 FOR DIESEL GENERATOR 1.83 STACK 4 FOR DIESEL GENERATOR 1.83 STACK 5 FOR DIESEL GENERATOR 1.83 GASOLINE STORAGE CONTROL 0.17 44 44 44 44 44 12-DATA HEIGHT (FT)FLOW RATE (ACFM)13800 ______13800 13800 13800 13800 2 TEMPERATURE (F)735 735 735 735 735 70 RAI # MA-05 ATTACHMENT 2

Exeke.n.LaSalle Generating Station www, exeloncorp.comG 26oi North 21st Road Marseilles, IL 61341 April 27, 2012 CERTIFIED MAIL Illinois Environmental Protection Agency Division of Air Pollution Control 5415 North University Peoria, IL 61614 ATTN: Annual Emission Report

Subject:

2011 Annual Emission Report -FESOP Permit No. 75040086 Enclosed is the 2011 Annual Emission Report for Exelon Generation Company, LLC -LaSalle County Station. The Source ID Number for this facility is 099802AAA.

There were no exceedances of any annual permit requirements during the calendar year 2011 addressed in this report.If there are any questions concerning this report, please contact William A. Buinickas, Environmental Specialist, at (815) 415-3235.Sincerely, Peter J. Karaba Plant Manager Exelon -LaSalle County Station WAB/dmd Enclosures Cc: W. Buinickas

-LaSalle Environmental Specialist K. Hersey -Corporate Support Environmental Annual Emission Rpt Cover Letter.doc Report; APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2011-SOURCE DATA -Page: 01 Date: 11-29-2011 099802AAA

-EXELON LaSalle County Station SOURCE IDS AND LOCATION SOURCE ADDRESS ANNUAL EMISSION REPORT MAILING ADDRESS AIRS: 17-099-0086 IEPA USE ONLY SIC 1: 4911 NAICS 1: 221113 FINDS: ILD984897827 IEPA USE ONLY SIC 2: NAICS 2: FEIN: 360098600 SIC 3: NAICS 3: D&B: 0006929509 SIC 4: NAICS 4: LATITUDE:

41:14:45.1320 SIC 5: NAICS 5: LONGITUDE:

88:40:09.4800 SIC 6: NArcS 6: Exelon LaSalle County Station CONTACT: William A. Buinickas PHONE: 815-415-3235 EXT: 2601 N 21st Rd FAX: 815-415-4785 Marseilles, IL 61341 E-MAIL: Exelon -LaSalle County Station 2601 N 21st Rd Marseilles, IL 61341 CONTACT: PHONE: FAX: E-MAIL: William A. Buinickas 815-415-3235 EXT: 815-415-4785 william.buinickas@exeloncorp.com Any person who (uiowingly makes a false, fictitious.

or fraudulent material statement, orally or in writing, to the Illinois EPA commits a Class 4 felony. A second or subsequent offense after conviction is a Class 3 felony. (415 ILCS 5/44 (h))I certify under penalty of law that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted.

Based on my inquiry of the person or persons directly responsible for gathering the information, the information submitte 5 is. to the best of my knowledge and belief, true, accurate and complete.04/27/2012 AUTHORI ZED SIGNATURE DATE Peter J. Karaba / Plant Manager 815-415-3700 TYPED OR PRINTED NAME AND TITLE TELEPHONE NUMBER The Illinois EPA is authorized to require, and you must disclose, the information on this form pursuant to 35 Ill. Adm. Code 201.302 (a, b) and 254. It is not necessary to use this form in providing the information.

Failure to disclose the information may result in penalties as provided for in the Environmental Protection Act, 415 ILCS 5/24-45.

Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2011 Page: 02 Date; 11-29-2011 099802AAA

-EXELON LaSalle County Station-ANNUAL SOURCE EMISSIONS

-EMISSIONS SOURCE REPORTED ALLOWABLE REPORTED IEPA 2011 EMISSIONS FOR 2011 EMISSIONS FOR 2010 ESTIMATED (TONS/YE.AR) (TONS/YEAR) (TONS/YEAR) (TONS/YEAR)

POLLUTANT CODE CO C02 NH3 NOX PART PM10 PM2.5 S02 VOM 1.677822 325.694876 0.012182 6.316507 0.137581 0.113105 0.113105 0.001937 0.333102 25.221000 5,085.000000 0.222900 95.001000 2.259000 0.432000 0.336000 7.500000 3.005591 1.819137 348.100000 0.012317 6.848516 0.149169 0.122631 0.122631 0.002278 0.348915 3.195002 2,542.500000 0.090000 12.030000 0.167999 0.167999 0.167999 0.151500 0.344592 Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANIUAL EMISSIONS REPORT -2011 Page: 03 Date: 11-29-2011 099802AAA -EXELON LaSalle County Station-PERMIT LISTING -PERMIT TYPE OF STATUS NUMBER" PERMIT OPERATION NAME STATUS DATE EXPIRES 75040086.................

FE-- ----O9P. -:- ..... .............

.... ........ ...... ...... CO -2005-......

75040086 FESOP LASALLE COUNTY GENERATING STATION GRANTED 12-11-2000 12-11-2005 Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2011 Page: 04 Date: 11-29-2011 099802AAA

-EXELOU LaSalle County Station POINT 0001 -5 DIESEL GENERATORS

-FUEL COMBUSTION DATA -PERMIT: 75040086 BEGAN OPERATION:

CEASED OPERATION 04 / 1975/SCC: 20100102 MODE 01 -I DESCRIPTION CORRECTION:

I PERCENT THROUGHPUTS:

DEC -FEB: 43.73 % 32.60 MAR -MAY: 29.38 % 32.38 JUN -AUG: 11.76 % 9.25 SEP -NOV: 15.13 % 25.77 BEGAN OPERATION:

04 / 1975 CEASED OPERATION:

/.UEL TYPE: 21 DISTILLATE OIL 42 NPUT (NMBTU/HR):

130 HEAT CONTENT: 139,001 SULFUR CONTENT (%)=ASH CONTENT (%): NITROGEN CONTENT (%): Btu/gal.0.0011 129,628 0.0010 N/A N/A UNITS: 1000 GALLONS BURNED UNITS: 1000 GALLONS BURNED ANNUAL OPERATION PEAK OZONE SEASON OPERATION HOURS/DAY:

4.4 5.75 HOURS/DAY:

N/A DAYS/WEEK:

1.0 1.0 DAYS/WEEK:

N/A WEEKS/YEAR:

52 52 WEEKS/SEASON:

N/A HOURS/YEAR:

228 299 HOURS/SEASON:

N/A START TIME: N/A RATE/HR: 0.1351 0.1017 END TIME: N/A RATE/HR: N/A Report: APCA0530 S99802AAA

-EXELON LaSalle County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2011 Page: 06 Date: 11-29-2011

-STORAGE TANK DATA -POINT 0008 -GASOLINE STORAGE TANK BEGAN OPERATION:

12 / 1998 CEASED OPERATION:

PERMIT: 75040086 TANK TYPE: HORIZONTAL C CAPACITY: DIAMETER (FT): HEIGHT (FT): LENGTH (FT): VAPOR SPACE (FT): LOCATION:

ABOVEGROUND SEAL TYPE: SUPPORT TYPE::YLINDRICAL D(2000 gal 5.0 5 12 1.5 0UBLE WALL TE4PERATURE (F): 5.33 ROOF COLOR: 5.33 SHELL COLOR: ROOF PAINT CONDITION:

SHELL PAINT CONDITION:

70 WHITE GOOD S VP MATERIAL MWT (psia) DENSITY Unleaded Gasoline 92.00 3 .8 2 6.6 lbs/gal-------- THROUGHPUTS


AN4NUAL (gallons)

PEAK OZONE (gallons)18,383 N/A K:%JwpI&-k' IA--fl: ...... ..... R'.A' Report: APCA0530 Illinois Environmental Protection Agency Division ot Air Pollution Control DAPC -ANUAL EMISSIOZS REPORT -2011 Page: 07 Date: 11-29-2011 099802AAA

-EXZLON LaSalle County Station POINT 0008 -GASOLINE STORAGE TANK-STORAGE TANK DATA -PERMIT: 75040086 SCC: 40301003 MODE 01 -GASOLINE DESCRIPTION CORRECTION:

PERCENT THROUGHPUTS:

BEGAN OPERATION:

22 / 1998 CEASED OPERATION:

/L UNITS: 1000 GALLONS STORAGE CAPACITY DEC -FEB: 34.56 % 29.32 MAR -MAY: JUN -AUG: 26.92 % 23.38 SEP -NOV: UNITS: 1000 GALLONS STORAGE CAPACITY 19.37 % 23.23 19.15 % 24.07 w ANNUAL OPERATION PEAK OZONE SEASON OPERATION HOURS/DAY:

24.0 HOURS/DAY:

N/A DAYS/WEEK:

7.0 DAYS/WEEK:

N/A WEEKS/YEAR:

52 WEEKS/SEASON:

N/A HOURS/YEAR:

8,760 HOURS/SEASON:

N/A START TIME: N/A END TIME: N/A RATE/HR: 0.0021 0.0021 RATE/HR: N/A Report: APCA0530 099802AAA

-EXELON LaSalle County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -A+/-WOAL EMISSIONS REPORT -2011 Page: 08 Date: 11-29-2011

-STORAGE TANK DATA -POINT 0008 GASOLINE STORAGE TANK PERMIT: 75040086 SCC: 40301003 MODE 01 POLLUTANT METHOD CODE IEPA REP VOM 5 3 EMISSION FACTOR IEPA REPORTED EMISSION RATE (LB/HR)IEPA REPORTED.00128 0.036 0.035 POLLUTANT METHOD CODE IEPA REP VOM 5 CAPTURING CONTROLS: CONTROL 0001 EMISSION FACTOR IEPA REPORTED OZONE SEASON E4ISSION RATE (LB/HR)IEPA REPORTED.034 CAPTURE EFFICIFE4CY:

100.00 %CAPTURING STACKS: KU : 2 Aku~.5~.,:I.Ui.OII LAina:u.,U~:,g,..a~I(1:d.

Report: APCA0530 099802AAA

-FXELON LaSallo County Station Illinois Envirorunental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMZSSIONS REPORT -2011 Page; 9 Date: 11-29-2011

-CONTROL DEVICE DATA CONTROL 0001 -GASOLINE STORAGE TANK STAGE I AND II VAPOR RECOVERY SYSTE4S BEGAN OPERATION:

12 / 1998 CEASED OPERATION:

/PERMIT: 98110031 CONTROL CODE: 110 DESCRIPTION CORRECTION:

REMOVAL EFFICIENCY ANNUAL OPERATION PEAK OZONE SEASON OPERATION POLLTANT EF..C .T.........

aIENCY METHOD EFFICIENCY METNOD IEPA REPORTED IEPA REPORTED IEPA REPORTED IEPA REPORTED VOM 99.000 CAPTURING CONTROLS: CAPTURING STACKS: STACK 0012 CAPTURE EFFICIENCY:

100.00 %

Report: APCA0530 099802AAA

-EXELN LaSalle County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2011 Page: 10 Date: 11-29-2011 STACK 0001 0002 0003 0004 0005 0012 DIAMETER (FT)STACK 1 FOR DIESEL GENERATOR 1.83 STACK 2 FOR DIESEL GENERATOR 1.83 STACK 3 FOR DIESEL GENERATOR 1.83 STACK 4 FOR DIESEL-GENERATOR 1.83 STACK 5 FOR DIESEL GENERATOR 1.83 GASOLINE STORAGE CONTROL 0.17 1-STACK DATA HEIGHT (PT)44 44 44 44 44 12 FLOW RATE (ACFM)13800 _____13800 13800 13800 13800 2 TENPERATURE (F)735 735 735 735 735 e 70 RAI # MA-05 ATTACHMENT 3

Subject:

2012 Annual Emission Report -FESOP Permit No. 75040086 Enclosed is the 2012 Annual Emission Report for Exelon Generation Company, LLC -LaSalle County Station. The Source ID Number for this facility is 099802AAA.

There were no exceedances of any annual permit requirements during the calendar year 2012 addressed in this report.If there are any questions concerning this report, please contact William A. Buinickas, Environmental Specialist, at (815) 415-3235.Sincerely, Harold T. Vinyard Plant Manager Exelon -LaSalle County Station WAB/dmd Enclosures Cc: W. Buinickas

-LaSalle Environmental Specialist K. Hersey -Corporate Support Environmental K:\CHOGRP\Clerical\Reports\AlR\2012 Annual Emission Rpt Cover Letter.doc Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2012-SOURCE DATA -Page: 01 Date: 11-26-2012 099802AAA

-EXELON LaSalle County Station AIRS: 17-099-0086 IEPA USE ONLY SIC 1: 4911 NAICS 1: 221113 FINDS: ILD984897827 IEPA USE ONLY SIC 2: NAICS 2: SOURCE FEIN: 360098600 SIC 3: NAICS 3: IDS AND D&B: 0006929509 SIC 4: NAICS 4: LOCATION LATITUDE:

41:14:45.1320 SIC 5: NAICS 5: LONGITUDE:

88:40:09.4800 SIC 6: NAICS 6: Exelon LaSalle County Station CONTACT: William A. Buinickas PHONE: 815-415-3235 EXT: 2601 N 21st Rd FAX: 815-415-4785 SOURCE Marseilles, IL 61341 E-MAIL: ADDRESS Exelon -LaSalle County Station ANNUAL 2601 N 21st Rd EMISSION Marseilles, IL 61341 REPORT MAILING ADDRESS CONTACT: PHONE: FAX: E-MAIL: William A. Buinickas 815-415-3235 EXT: 815-415-4785 william.buinickas@exeloncorp.com t Any person who knowingly makes a false, fictitious, or fraudulent material statement, orally or in writing, to the Illinois EPA commits a Class 4 felony. A second or subsequent offense after conviction is a Class 3 felony. (415 ILCS 5/44 (h))I I certify under penalty of law that this document and all attachments were prepared under my direction or supervision in accordance with a s stem designed to assure that qualified personnel properly gather and evaluate the information submitted.

Based on inquiry of the person or persons directly responsible for gathering the information, the information sub" ed/is, to thei st of my knowledge and belief, true, accurate and complete.7 04/27/2013 AU~tORH ZD SIGNATURE 7--Harold T. Vinyard / Plant Manager TYPED OR PRINTED NAME AND TITLE DATE 815-415-3700 TELEPHONE NUMBER The Illinois EPA is authorized to require, and you must disclose, the information on this form pursuant to 35 Ill. Adm. Code 201.302 (a, b) and 254. It is not necessary to use this form in providing the information.

Failure to disclose the information may result i, penalties as provided for in the Environmental Protection Act, 415 ILCS 5/24-45.I 2A-1V.,64-"p A.

Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2012 Page: 02 Date: 11-26-2012 099802AAA

-EXELON LaSalle County Station-ANNUAL SOURCE EMISSIONS

-EMISSIONS SOURCE REPORTED ALLOWABLE REPORTED IEPA 2012 EMISSIONS FOR 2011 EMISSIONS FOR 2011 ESTIMATED (TONS/YEAR) (TONS/YEAR) (TONS/YEAR) (TONS/YEAR)

POLLUTANT CODE CO C02 NH3 NOX PART PM10 PM2.5 S02 VOM 2.219846 430.911320 0.015097 8.357068 0.182027 0.149644 0.149644 0.002341 0.387038 25.221000 5,085.000000 0.222900 95.001000 2.259000 0.432000 0.336000 7.500000 3.005591 1.677822 325.694871 0.012182 6.316507 0.137581 0.113105 0.113105 0.001937 0.333102 3.195002 2,542.500000 0.090000 12.030000 0.167999 0.167999 0.167999 0.151500 0.344592 0 Report: APCA0530 099802AAA -EXELON LaSalle County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2012 Page: 03 Date: 11-26-2013

-PERMIT LISTING -PERMIT NUM13ER 7 0 ...............

00.75040086 TYPE OF STATUS PERMIT OPERATION NAME STATUS DATE EXPIRES FESOP LASALLE COUNTY GENERATING STATION GRANTED 12-11-2000 12-11-2005 0

Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2012 Page: 04 Date: 11-26-2012 099802AAA

-EXELON LaSalle County Station POINT 0001 -5 DIESEL GENERATORS

-FUEL COMBUSTION DATA -PERMIT: 75040086 BEGAN OPERATION:

CEASED OPERATION 04 / 1975/SCC: 20100102 MODE 01 -DESCRIPTION CORRECTION:

PERCENT THROUGHPUTS:

DEC -FEB: 32.60 % 30.14 MAR -MAY: 32.38 % 49.14 JUN -AUG: 9.25 % 9.86 SEP -NOV: 25.77 % 10.86 BEGAN OPERATION:

04 / 1975 CEASED OPERATION:

/& UEL TYPE: 21 DISTILLATE OIL #2 INPUT (MMBTU/HR):

130 HEAT CONTENT: 137,551 Btu/gal.SULFUR CONTENT (%): 0.0010 ASH CONTENT (%)NITROGEN CONTENT {%): 138,391 0.0009 N/A N/A UNITS: 1000 GALLONS BURNED UNITS: 1000 GALLONS BURNED ANNUAL OPERATION PEAK OZONE SEASON OPERATION HOURS/DAY:

5.8 4.98 HOURS/DAY:

N/A DAYS/WEEK:

1.0 1.0 DAYS/WEEK:

N/A WEEKS/YEAR:

52 52 WEEKS/SEASON:

N/A HOURS/YEAR:

299 259 HOURS/SEASON:

N/A START TIME: N/A RATE/HR: 0.1017 0.1455 END TIME: N/A RATE/HR: N/A Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control Page: 05 Date: 11-26-2012 DAPC -ANNUAL EMISSIONS REPORT -2012 099802AAA

-EXfLON LaSalle County Station-FUEL COMBUSTION DATA -POINT 0001 -5 DIESEL GENERATORS BEGAN OPERATION:

04 / 1975 CEASED OPERATION

/PERMIT: 75040086 SCC: 20100102 MODE 01 POLLUTANT CODE METHOD IEPA REP EMISSION FACTOR IEPA REPORTED EMISSION RATE (LB/HR)IEPA REPORTED CO C02 NH3 NOX PART PM1 0 PM2. 5 S02 VOM 3 3 3 3 3 3 3 3 3 3 3 5 3 3 3 3 3 3 22600.85 LB/mmBTU 165 LB/mBTU.8 LB/10 gal 3.2 LB/mmBTU.0697 LB/mmBTU.0573 LB/mmBTO.0573 LB/mmBTU 0.0008 LB/msmBTU.09 LB/mmBTU 21.3 16950.6 80.2 1.12 1.12 1.12 1.01 2.26 OZONE SEASON EMISSION RATE (LB/HR)IEPA REPORTED 11.21 17.12 3322.88 0.08 0.12 42.19 64.44 0.92 1.40 0.76 1.15 0.76 1.15 0.01 0.02 1.19 1.81 POLLUTANT CODE METHOD IEPA REP EMISSION FACTOR IEPA REPORTED CAPTURING CONTROLS: CAPTURING STACKS: STACK 0001 STACK 0002 STACK 0003 STACK 0004 STACK 0005 CAPTURE EFFICIENCY:

CAPTURE EFFICIENCY:

CAPTURE EFFICIENCY:

CAPTURE EFFICIENCY:

24.53 % 12.74 16.25 % 27.81 13.31% 21.67 28.70 % 15.42 CAPTURE EFFICIENCY:

17.21 % 22.36 Report: APCAOS30 099802AAA

-EXELON LaSallo County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2012 Page: 06 Date: 11-26-2012

-STORAGE TANK DATA -POINT 0008 -GASOLINE STORAGE TANK BEGAN OPERATION:

12 / 1998 CEASED OPERATION:

PERMIT: 75040086 TANK TYPE: HORIZONTAL CYLINDRICAL DOUBLE WALL CAPACITY: DIAMETER (FT): HEIGHT (FT): LENGTH (FT): VPOR SPACE (FT): 2000 gal 5.0 5.33 5 5.33 12 1.5 TEMPERATURE (F): ROOF COLOR: SHELL COLOR: WHITE ROOF PAINT CONDITION:

SHELL PAINT CONDITION:

GOOD 70 LOCATION:

ABOVEGROUND SEAL TYPE: SUPPORT TYPE: VP MATERIAL MWT (psia) DENSITY Unleaded Gasoline 92.00 3 .8 2 6.6 lbs/gal-----------


-----THROUGHPUTS------------------

ANNUAL (gallons)

PEAK OZONE (gallons)17,251 N/A Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2012 Page: 07 Date: 11-26-2012 099802AAA

-EXELON LaSalle County Station POINT 0008 -GASOLINE STORAGE TANK-STORAGE TANK DATA -PERMIT: 75040086 SCC: 40301003 MODE 01 -GASOLINE DESCRIPTION CORRECTION:

7 PERCENT THROUGHPUTS:

DEC -FEB: 29.32 % 21.82 MAR -MAY: 23.23 % 20.18 JUN -AUG: 23.38 % 28.73 SEP -NOV: 24.07 % 29.27 BEGAN OPERATION:

12 / 1998 CEASED OPERATION:

/UNITS: 1000 GALLONS STORAGE CAPACITY UNITS: 1000 GALLONS STORAGE CAPACITY ANNUAL OPERATION PEAK OZONE SEASON OPERATION r HOURS/DAY:

24.0 HOURS/DAY:

N/A DAYS/WEEK:

7.0 DAYS/WEEK:

N/A WEEKS/YEAR:

52 WEEKS/SEASON:

N/A HOURS/YEAR:

8,760 8784 HOURS/SEASON:

N/A START TIME: N/A END TIME: N/A RATE/HR: 0.0021 0.0021 RATE/HR: N/A Report: APCA0530 099802AAA

-EnLON LaSalle County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2012 Page: 08 Date: 11-26-2012

-STORAGE TANK DATA -POINT 0008 -GASOLINE STORAGE TANK MODE 01 -POLLUTANT METHOD EMISSION FACTOR CODE IEPA REP IEPA REPORTED VOM 5 3 PERMIT: 75040086 SCC: 40301003 EMISSION RATE (LB/HR)IEPA REPORTED.00128 0.035 0.035 POLLUTANT METHOD EMISSION FACTOR CODE IEPA REP IEPA REPORTED VOM 5 CAPTURING CONTROLS: CONTROL 0001 CAPTURE EFFICIENCY:

CAPTURING STACKS: OZONE SEASON EMISSION RATE (LB/UR)IEPA REPORTED.034 100.00 %

Report: APCA0530 099802AAA

-EXELON LaSalle County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2012 Page: 9 Date; 11-26-2012

-CONTROL DEVICE DATA CONTROL 0001 -GASOLINE STORAGE TANK STAGE I AND II VAPOR RECOVERY SYSTEMS PERMIT: 98110031 BEGAN OPERATION:

12 / 1998 CEASED OPERATION:

/CONTROL CODE: 110 DESCRIPTION CORRECTION:

REMOVAL EFFICIENCY ANNUAL OPERATION PEAK OZONE SEASON OPERATION POLLUTANT EFFICIENCY METHOD EFFICIENCY METHOD IEPA REPORTED IEPA REPORTED IEPA REPORTED IEPA REPORTED VOM 99.000 0 CAPTURING CONTROLS: CAPTURING STACKS: STACK 0012 CAPTURE EFFICIENCY:

100.00 %K L1k ,,I )I 2 L..& ,,*. 0 Report: APCA0530 099802AAA

-EXELON LaSalle County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2012 Page: 10 Date: 11-26-2012 STACK 0001 0002 0003 0004 0005 0012 DIAMAETER (FT)STACK 1 FOR DIESEL GENERATOR 1.83 STACK 2 FOR DIESEL GENERATOR 1.83 STACK 3 FOR DIESEL GENERATOR 1.83 , STACK 4 FOR DIESEL GENERATOR 1.83 STACK 5 FOR DIESEL GENERATOR 1.83 GASOLINE STORAGE CONTROL 0.17-STACK DATA HEIGHT (FT)44 44 44 44 44 12 FLOW RATE (ACFM)13800 ______13800 13800 13800 13800 2 TEMPERATURE (F)735 _______735 735 735 735 70

' Exe~on Generation..

EXELON GENERATION COMPANY, LLC EVIDENCE OF AUTHORITY TO SIGN ENVIRONMENTAL PERMITS AND OTHER ENVIRONMENTAL RELATED DOCUMENTS The undersigned certifies that he has been appointed an officer of the Exelon Generation Company, LLC and is authorized to act as a corporate representative for the purposes of signing and/or authorizing others to act as corporate representatives for the purpose of signing environmental permit applications, permit required reports, and other representations regarding environmental requirements, including but not limited to those made to Pollution Control Boards, the Illinois Environmental Protection Agency, the Pennsylvania Department of Environmental Protection, the New Jersey Department of Environmental Protection, the United States Corps of Engineers, and the United States Environmental Protection Agency. Based on the authority vested in me as an Exelon Generation Company, LLC Officer, I hereby authorize and appoint the individuals, listed on Attachment

  1. 1, to act as corporate representative for the purpose of signing environmental permit applications, permit required reports, and other representations regarding environmental requirements, including but not limited to those made to the above listed agencies: 0 Signe&M chael 4J.Pa hiio President and Chief Nuclear Officer Exelon Nuclear Senior Vice President Exelon Generation Company, LLC CC: Exelon Corporate Secretary Exelon Generation Company Secretary Date: AiL( I- 1 A i Page I of 2 ExeLon Generation., ATTACHMENT
  1. 1 Exelon Generation Company, LLC Authorized Signatory List Location Authorized Individuals Title Exelon Generation Peter Orphanos VP Fleet Support Zigmund Karpa Director, Environmental Programs Z___mund__

arpa _and Regulatory Policy Scott Sklenar Manager Environmental Programs ,,_ John Petro Principal Environmental Specialist Braidwood Station Daniel Enright Site Vice President Mark Kanavos Plant Manager Byron Station Russ Kearney Site Vice President Benjamin Youman Plant Manager Clinton Power Station William Noll Site Vice President Brian Taber Plant Manager Dresden Station David Czutin Site Vice President Shane Marik Plant Manager Fire Training Academy Russell Coon Vice President Training LaSalle Station Peter Karaba Site Vice President Harold Vinyard Plant Manager Quad Cities Station Timothy Hanley Site Vice President Scott Darin Plant Manager Limerick Generating Thomas Dougherty, III Site Vice President Station David Lewis Plant Manager Oyster Creek Garey Stathes Site Vice President Russell Peak Plant Manager Peach Bottom APS Michael Massaro Site Vice President Patrick Navin Plant Manager STC Kathleen Blitstein Sr. Project Manager Three Mile Island Richard Libra Site Vice President Mark Newcomer Plant Manager Zion Station Anthony Orawiec Plant Manager April 2, 2013 Page 2 of 2 RAI # MA-05 ATTACHMENT 4

Exe( on Generation,.

LaSalle Generating Station 2601 North 21st Road Marseilles.

IL 61341 815 415 4184 Fax www.exeloncorp.com April 24, 2014 CERTIFIED MAIL Illinois Environmental Protection Agency Division of Air Pollution Control 5415 North University Peoria, IL 61614 ATTN: Annual Emission Report

Subject:

2013 Annual Emission Report -FESOP Permit No. 75040086 Enclosed is the 2013 Annual Emission Report for Exelon Generation Company, LLC -LaSalle County Station. The Source ID Number for this facility is 099802AAA.

There were no exceedances of any annual permit requirements during the calendar year 2013 addressed in this report.If there are any questions concerning this report, please contact William A. Buinickas, Environmental Specialist, at (815) 415-3235.Sincerely, Harold T. Vinyard Plant Manager Exelon -LaSalle County Station WAB/dck Enclosures Cc: W. Buinic kas -LaSalle Environmental Specialist K. Hersey -Corporate Support Environmental M. Martin -Chemistry Manager K:\CHDGRP\Clerical\Reports\AIR\2013 Annual Emission Rpt Cover Letter.doo ExeLon Generation-, EXELON GENERATION COMPANY, LLC EVIDENCE OF AUTHORITY TO SIGN ENVIRONMENTAL PERMITS AND OTHER ENVIRONMENTAL RELATED DOCUMENTS The undersigned certifies that he has been appointed an officer of the Exelon Generation Company, LLC and is authorized to act as a corporate representative for the purposes of signing and/or authorizing others to act as corporate representatives for the purpose of signing environmental permit applications, permit required reports, and other representations regarding environmental requirements, including but not limited to those made to Pollution Control Boards, the Illinois Environmental Protection Agency, the Pennsylvania Department of Environmental Protection, the New Jersey Department of Environmental Protection, the United States Corps of Engineers, and the United States Environmental Protection Agency. Based on the authority vested in me as an Exelon Generation Company, LLC Officer, I hereby authorize and appoint the individuals, listed on Attachment

  1. 1, to act as corporate representative for the purpose of signing environmental permit applications, permit required reports, and other representations regarding environmental requirements, including but not limited to those made to the above listed agencies: Signed l Michael J. Pacilio President and Chief Nuclear Officer Exelon Nuclear Senior Vice President Exelon Generation Company, LLC CC: Exelon Corporate Secretary Exelon Generation Company Secretary Date: 4tiýt Page I of 2 Exelon Generation-.

ATTACHMENT

  1. 1 Exelon Generation Company, LLC Authorized Signatory List Location Authorized Individuals Title Exelon Generation Peter Orphanos VP Fleet Support Director, Environmental Programs and Regulatory Policy Scott Sklenar .Manager Environmental Programs Roland Beem Manager Environmental Programs John Petro Principal Environmental Specialist Braidwood Station Mark Kanavos Site Vice President Marri Marchionda-Palmer Plant Manager Byron Station Faber Keamey -Site Vice President Benjamin Youman Plant Manager Calvert Cliffs George Gellrich Site Vice President Mark Flaherty Plant General Manager Clinton Power Station Brian Taber Site Vice President Theodore Stoner Plant Manager Dresden Station Shane Marik Site Vice President John Washko Plant Manager Fort Calhoun Louis Cortopassi Site Vice President Michael Prospero_

Plant Manager Fire Training Academy Russell Coon Vice President Training Ginna Station Joseph Pacher Vice President Michel Philippon Plant General Manager LaSalle Station Peter Karaba Site Vice President Harold Vinyard Plant Manager Nine Mile Point Station Christopher Costanzo Site Vice President James Stanley Plant General Manager Quad Cities Station Scott Darin Site Vice President Kevin O'Shea Plant Manager Umerick Generating Thomas Dougherty, III Site Vice President Station David Lewis Plant Manager Oyster Creek Garey Stathes Site Vice President Russell Peak Plant Manager Peach Bottom APS Michael Massaro Site Vice President Patrick Navin Plant Manager STC Kathleen Blitstein Sr. Project Manager Three Mile Island Richard Libra Site Vice President Mark Newcomer Plant Manager Zion Station Anthony Orawiec Plant Manager April 1, 2014 Page 2 of 2 Report: APCA0530 Illinois Environmental Protection Agency Page: 01 Division of Air Pollution Control Date: 11-27-2013 DAPC -ANNUAL EMISSIONS REPORT -2013 099802AAA

-EXELON LaSalle County Station-SOURCE DATA -AIRS: 17-099-0086 IEPA USE ONLY SIC 1: 4911 NAICS 1: 221113 FINDS: ILD984897827 IEPA USE ONLY SIC 2: NAICS 2: SOURCE FEIN: 360098600 SIC 3-: NAICS 3: IDS AND D&B: 0006929509 SIC 4: NAICS 4: LOCATION LATITUDE:

41:14:45.2544 SIC 5: NAICS 5: LONGITUDE:

88:40:09.7392 SIC 6: NAICS 6: Exelon LaSalle County Station CONTACT: William A. Buinickas PHONE: 815-415-3235 EXT: 2601 N 21st Rd FAX: 815-415-4785 SOURCE Marseilles, IL 61341 E-MAIL: ADDRESS Exelon -LaSalle County Station CONTACT: William A. Buinickas PHONE: 815-415-3235 EXT: ANNUAL 2601 N 21st Rd FAX: 815-415-4785 EMISSION Marseilles, IL 61341 E-MAIL: william.buinickas@exeloncorp.com REPORT MAILING ADDRESS Any person who knowingly makes a false, fictitious, or fraudulent material statement, orally or in the Illinois EPA commits a Class 4 felony. A second or subsequent offense after conviction is a Class 3 felony. (415 ILCS 5/44 (h))I certify under penalty of law that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted.

Base]J on my 4quiry of the person or persons directly responsible for gathering the information, the information 1 syb/itted is to the best of my knowledge and belief, true, accurate and complete.VIC, 604/24/2014 AUTHORIZED 4 Zt~MtE DATE Harold T. Vinyard / Plant Manager 815-415-3700 TYPED OR PRINTED NAME AND TITLE TELEPHONE NUMBER The Illinois EPA is authorized to require, and you must disclose, the information on this form pursuant to 35 Ill. Adm. Code 201.302 (a, b) and 254. It is not necessary to use this form in providing the information.

Failure to disclose the information may result in penalties as provided for in the Environmental Protection Act, 415 ILCS 5/24-45.K:~ddepUedaNrp.e.¶nThi2si3neuairsisjappuss Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2013 Page; 02 Date: 11-27-2013 099802AAA

-EXELON LaSalle County Station-ANNUAL SOURCE EMISSIONS

-EMISSIONS SOURCE REPORTED ALLOWABLE REPORTED IEPA 2013 EMISSIONS FOR 2013 EMISSIONS FOR 2012 ESTIMATED (TONSIYEAR) (TONS/YEAR) (TONS/YEAR) (TONS/YEAR)

---. .--. .-. ----------------------- -- .- .- ----- -- -------------- ------- --- .- ..-.--- ----- -------------------------.- -.-- ------------------------ -POLLUTANT CODE CO C02 NH3 NOX PART PMI 0 PM12.5 S02 VOM 1.754656 340.609635 0.011878 6.605763 0.143882 0.118284 0.118284 0.001642 0.335397 25.221000 5,085.000000 0.222900 95.001000 2.259000 0.432000 0.336000 7.500000 3.005591 2.219846 430.911320 0.015097 8.357068 0.182027 0.149644 0.149644 0.002341 0.387038 3.195002 2,542.500000 0.090000 12.030000 0.167999 0.167999 0.167999 0.151500 0.344592 K~khd I~mkionksRpI~d c

Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2013 Page: 03 Date: 11-27-2013 099802AAA -EXELON LaSalle County Station-PERMIT LISTING -PERMIT NUMBER..........................

75040086 TYPE OF STATUS PERMIT OPERATION NAME STATUS DATE EXPIRES FESOP LASALLE COUNTY GENERATING STATION GRANTED 12-11-2000 12-11-2005 0 K.ichdpedctliepm,rtsflhlArnn~issiaiapt~dc Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2013 Page: 04 Date: 11-27-2013 099802AAA

-EXELON LaSalle County Station POINT 0001 -5 DIESEL GENERATORS

-FUEL COMBUSTION DATA -PERMIT: 75040086 BEGAN OPERATION:

CEASED OPERATION 04 / 1975 _ ____SCC: 20100102 MODE 01 DESCRIPTION CORRECTION:

PERCENT THROUGHPUTS:

BEGAN OPERATION:

04 / 1975 CEASED OPERATION:

/aEL TYPE: 21 DISTILLATE OIL #2 WPUT (MMBTU/HR):

130 DEC -FEB: 30.14 % 23.22 MAR -MAY: 49.14 % 53.74 JUN -AUG: 9.86 % 9.83 SEP -NOV: 10.86 % 13.21 HEAT CONTENT: 138,391 Btu/gal. 139,034 SULFUR CONTENT (%): 0.0009 0.0008 ASH CONTENT (%): N/A NITROGEN CONTENT (%): N/A UNITS: 1000 GALLONS BURNED UNITS: 1000 GALLONS BURNED ANNUAL OPERATION PEAK OZONE SEASON OPERATION HOURS/DAY:

5.0 4.46 HOURS/DAY:

N/A DAYS/WEEK:

1.0 1.0 DAYS/WEEK:

N/A WEEKS/YEAR:

52 52 WEEKS/SEASON:

N/A HOURS/YEAR; 259 254 HOURS/SEASON:

N/A START TIME: N/A RATE/HR: 0.1455 0.1167 END TIME: N/A RATE/HR: N/A Report: APCA0530 099802AAA

-EnLON LaSalle County Station POINT 0001 -5 DIESEL GENERATORS BEGAN OPERATION:

CEASED OPERATION Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2013-FUEL COMBUSTION DATA -04 / 1975/ ________Page: 05 Date: 11-27-2013 PERMIT: 75040086 SCC: 20100102 EMISSION RATE (LB/HR)IEPA REPORTED MODE 01 POLLUTANT CODE METHOD IEPA REP EMISSION FACTOR IEPA REPORTED CO C02 NH3 NOX PART PM10 PM2. 5 S02 VOM 3 3 3 3 3 3 3 3 3 3 3 5 3 3 3 3 3 3 22600.85 LB/mmBTU 165 LB/mBTU.8 LB/10 3 gal 3.2 LB/mmBTU.0697 LB/mmBTU.0573 LB/mmBTU.0573 LB/mmBTU 0.0008 LB/mmnBTU.09 LB/mmBTU 21.3 16950 33:.6 80.2 1.12 1.12 1.12 1.01 2.26 OZONE SEASON EMISSION RATE (LB/ER)IEPA REPORTED 17.12 13.79 22.88 2677.75 0.12 0.09 64.44 51.93 1.4 1.13 1.15 0.93 1.15 0.93 0.02 0.01 1.81 1.46 POLLUTANT CODE METHOD IEPA REP EMISSION FACTOR IEPA REPORTED CAPTURING CONTROLS: CAPTURING STACKS: STACK 0001 STACK 0002 STACK 0003 STACK 0004 STACK 0005 CAPTURE EFFICIENCY:

CAPTURE EFFICIENCY:

CAPTURE EFFICIENCY:

CAPTURE EFFICIENCY:

CAPTURE EFFICIENCY:

12.74 % 15.65 27.81 % 24.00 21.67 % 20.07 15.42 % 18.84 22.36 % 21.44 X .khd p leuic a P iWms 3AnMu13A-Mk'w mRntpt Report: APCA0530 099802AAA-EXfLON LaSalle County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUALL EMISSIONS REPORT -2013 Page: 06 Date: 11-27-2013

-STORAGE TANK DATA -POINT 0008 -GASOLINE STORAGE TANK BEGAN OPERATION:

12 / 1998 CEASED OPERATION:

/PERMIT: 75040086 TANK TYPE: CAPACITY: DIAMETER (FT): HEIGHT (FT): P LENGTH (FT): POR SPACE (FT): LOCATION: SEAL TYPE: SUPPORT TYPE: HORIZONTAL CYLINDRICAL DOUBLE WALL 2000 gal 5.0 5.33 5 5.33 12 1.5 ABOVEGROUND TEMPERATURE (F): ROOF COLOR: SHELL COLOR: WHITE ROOF PAINT CONDITION:

SHELL PAINT CONDITION:

GOOD 70 MATERIAL VP MWT (psia) DENSITY 92.00 3 .8 2 6.6 lbs/gal-------------------------

THROUGHPUTS------------------

ANNUAL (gallons)

PEAK OZONE (gallons)Unleaded Gasoline 16,468 N/A K:~hAppUsieaentW5DAn5nilsaasRpt4~x Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2013 Page: 07 Date: 11-27-2013 099802AAA

-EXELON LaSalle County Station POINT 0008 -GASOLINE STORAGE TANK-STORAGE TANK DATA -PERMIT: 75040086 SCC: 40301003 MODE 01 -GASOLINE I DESCRIPTION CORRECTION:

PERCENT THROUGHPUTS:

BEGAN OPERATION:

12 / 1998 CEASED OPERATION:

/DEC -FEB: 21.82 % 23.88 MAR -NAY: JUN -AUG: 28.73 % 20.47 SEP -NOV: UNITS: 1000 GALLONS STORAGE CAPACITY 20.18 % 27.56 29.27 % 28.09 UNITS: 1000 GALLONS STORAGE CAPACITY ANNUAL OPERATION PEAK OZONE SEASON OPERATION HOURS/DAY:

24.0 HOURS/DAY:

N/A DAYS/WEEK:

7.0 DAYS/WEEK:

N/A WEEKS/YEAR:

52 WEEKS/SEASON:

N/A HOURS/YEAR:

8,760 8760 HOURS/SEASON:

N/A START TIME: N/A END TIME: N/A RATE/HR: 0.0021 0.0019 RATE/HR: N/A K:cM,hdpýk1nflrepsuh2O:~3AnuwflnisaoRp:Aam S

Report: APCA0530 099802AAA

-EXELON LaSalle County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2013 Page: 08 Date: 11-27-2013

-STORAGE TANK DATA -POINT 0008 -GASOLINE STORAGE TANK PERMIT: 75040086 Scc: 40301003 MODE 01 -POLLUTANT METHOD CODE IEPA REP VOM 5 3 EMISSION FACTOR IEPA" REPORTED EMISSION RATE (LB/HR)IEPA REPORTED.00128 0.035 0.034 POLLUTANT METHOD CODE IEPA REP CAPTURING CONTROLS: CONTROL 0001 CAPTURING STACKS: EMISSION FACTOR IEPA REPORTED OZONE SEASON EMISSION RATE (LB/HR)IEPA REPORTED.034 CAPTURE EFFICIENCY:

100.00 %X:UadLpp.zkrikaNep~nsuflh3Ansul5m4iýnsRp,.d Report: APCA0530 099802AAA

-EXELON LaSalle County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2013 Page: 9 Date: 11-27-2013

-CONTROL DEVICE DATA CONTROL 0001 -GASOLINE STORAGE TANK STAGE I AND II VAPOR RECOVERY SYSTEMS PERMIT: 98110031 BEGAN OPERATION:

12 / 1998 CEASED OPERATION:

/CONTROL CODE: 110 I DESCRIPTION CORRECTION:

REMOVAL EFFICIENCY ANNUAL OPERATION PEAK OZONE SEASON OPERATION POLLUTANT EFFICIENCY METHOD EFFICIENCY METHOD IEPA REPORTED IEPA REPORTED IEPA REPORTED IEPA REPORTED VOM 99.000 CAPTURING CONTROLS: CAPTURING STACKS: STACK 0012 CAPTURE EFFICIENCY:

100.00 %K'.bv Nc Wi JI-%-0 3Am-IE.ýIiRpA.dý Report: APCA0530 099802AAA

-EXELON LaSalle County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2013 Page: 10 Date: 11-27-2013 STACK 0001 -0002 -0003 -0004 -0005 -0012 -DIAMETER (FT GERAO STACK 1 FOR DIESEL GENERATOR 1.83 STACK 2 FOR DIESEL GENERATOR 1.83 STACK 3 FOR DIESEL GENERATOR 1.83 STACK 4 FOR DIESEL GENERATOR 1.83 STACK 5 FOR DIESEL GENERATOR 1.83 GASOLINE STORAGE CONTROL 0.17-STACK DATA HEIGHT (FT)44 44 44 44 44 12 FLOW RATE (ACFM)--..------------------------

13800 13800 13800 13800 13800 2 TEMPERATURE (F)735 _______735 ______ _735 _______735 _______70 _______K M pa 3A sat lajosapas RAI # MA-05 ATTACHMENT 5

..en e ra .April 24, 2015 CERTIFIED MAIL Illinois Environmental Protection Agency Division of Air Pollution Control Air Quality Planning Section (#39)1021 North Grand Avenue East P.O. Box 19276 Springfield, IL 62794-9276 ATTN: Annual Emission Report

Subject:

2014 Annual Emission Report -FESOP Permit No. 75040086 Enclosed is the 2014 Annual Emission Report for Exelon Generation Company, LLC -LaSalle County Station. The Source 1D Number for this facility is 099802AAA.

There were no exceedances of any annual permit requirements during the calendar year 2014.Also, please find enclosed, Exelon's executed Evidence of Authority to sign dated February 5, 2015.If there are any questions concerning this report, please contact William A. Buinickas, Environmental Specialist, at (815) 415-3235.Sincerely, Harold T. Vinyard Plant Manager Exelon -LaSalle County Station WAB/dck Enclosures (2 copies)Cc: W. Buinickas

-LaSalle Environmental Specialist K. Hersey -Corporate Support Environmental M.Martin -Chemistry Manager SRRS -2H. 100 Annual Emission Rpt Cover Letter.doa Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EZSSIONS REPORT -2014-SOURCE DATA -Page: 01 Date: 11-19-2014 099802AAA

-EZXLON Lafalle County Station SOURCE IDS AND LOCATION SOURCE ADDRESS ANNUAL EMISSION REPORT MAILING ADDRESS AIRS: 17-099-0086 IEPA USE ONLY SIC 1: 4911 NAICS 1: 221113 FINDS: ILD984897827 ISPA USE ONLY SIC 2: NAICS 2.FEIN: 360098600 SIC 3: NAICS 3: D&S: 0006929509 SIC 4: NAICS 4.: LATITUDE:

41:14:45.2544 SIC 5: NAICS 5: LONGITUDE:

88:40:09.7392 SIC 6: NAICS 6: Exelon LaSalle County Station CONTACT: William A. Buinickas PHONE: 815-415-3235 EXT: 2601 N 2 1st Rd FAX: 815-415-4785 Marseilles, IL 61341 E-MAIL: Exelon -LaSalle County Station CONTACT: William A. Buinickas PHONE: 815-415-3235 EXT: 2601 N 21st Rd FAX: 815-415-4785 Marseilles, IL 61341 E-MAIL: william.buinickas~exeloncorp.com 51y person whn knnwoinaiv ,nsko a Lii ,i o fvm,,Thr mra~rili 4,. ,14 wr4im to rhe Illinois ESA i commits a Class 4 felony. A second or subsequent offense after conviction is a Class 3 felony, (415 MLCS 5/44 (ho)I certify under penalty of law that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure, that qualified personnel properly gather and evaluate the information submitted.

Ease on my in iry of the person. or persons directly responsible for gathering the information, the informatio ubr tted is, 6 the best of my knowledge and belief, true, accurate and complete._ -04/24/2015 AUTHORIZ SIGN hP- DATE Harold T. Vinyard / Plant Manager 815-415-3700 TYPED OR PRINTED NAME AND TITLE TELEPHONE NUMBER The Illinois EPA is authorized to require, and you must disclose, the information on this form pursuant to 35 IIi. Adm. Code 201.302 (a, b) and 254. It is not necessary to use this form in providing the information.

Failure to disclose the information ray result in penalties as provided for in the Environmental Protection Act, 415 ILCS 5/24-45.

Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2014 Page: 02 Dare: .1-19-2014 0998021AAA

-EXELOS( La~ahle County Station-ANN1UA.L SOURCE EMISSIONS

-EMISSIONS SOURCE REPORTED ALLOWABLE REPORTED IEPA 2014 EMISSIONS FOR 2014 EMISSIONS FOR 2013 ESTIMATED (TONS/YEAR) (TONS/YEAR) (TONS/YEAR) (TONS/YEAR)

-.. -----------...............-.....................................................................

POLLUTANT CODE CO C02 NH3 NOX PART PM10 PM2.5 S02 VOM 0 2.478028 481.028919 0.016810 9.329046 0.203198 0.167048 0.167048 0.002692 0.290235 25.221000 5,085.000000 0.222900 95.001000 2.259000 0.432000 0.336000 7.500000 3.005591 1.754656 340.609635 0.011878 6.605763 0.143882 0.118284 0.118284 0.001642 0.335397 3.195002 2,542,500000 0.090000 12.030000 0.167999 0.167999 0.167999 0.151500 0.344592 Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2014.Page: 03 Date: 11-19-2014 099802AAAk -EXELON LaSalle Comnty Station-PERMIT LISTING -PERM1IT TYPE OF STATUS NUMBER PERMIT OPERATION NAME STATUS DATE EXPIRES 75040086 FESOP LASALLE COUNTY GENERATING STATION GRANTED 12-11-2000 12-11-2005 Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DA"C -A3MALE ISSIONS REPORT -2014 Page: 04 Date: 11-19-2014 099802AAA

-ZXELON LaSalle County Station POINT 0001 -5 DIESEL GENERATORS

-FUEL COMBUSTION DATA -PERMIT: 75040086 BEGAN OPERATION:

CEASED OPERATION 04 / 1975 _ ____SCC: 20100102 MODE 01 -DESCRIPTION CORRECTION:

PERCENT THROUGHPUTS:

BEGAN OPERATION:

04 / 1975 CEASED OPERATION:

/EL TYPE: 21 DISTILLATE OIL #2 WPUT (MMBTU/HR):

130 DEC -FEB: 23.22 % 37.90 JUN -AUG: 9.83 % 21.76 HEAT CONTENT: 137551 Btu/gal.SULFUR CONTENT (%): ASH CONTENT W%: NITROGEN CONTENT (%): UNITS: 1000 GALLONS BURNED WAR -NAY: 53.74 % 21.74 SEP -NOV: 13.21 % 18.60 138743 0.0400 0.0009 N/A N/A UNITS: 1000 GALLONS BURNED ANNUAL OPERATION PEAK OZONE SEASON OPERATION HOURS/DAY:

4.5 5.2 HOURS/DAY:

4.5 N/A DAYS/WEEK:

1.0 1.0 DAYS/WEEK:

1.0 N/A WEEKS/YEAR:

52 52 WEEKS/SEASON:

13 N/A HOURS/YEAR:

254 268 HOURS/SEASON:

63 N/A START TIME: N/A RATE/HR: 0.1167 0.1570 END TIME: N/A RATE/HR: 0.1167 N/A Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control Page: 05 Dace: 11-19-2014 DAPC -ANNUAL EMISSIONS REPORT -2014 099602AAA

-EXEL0ON LaSalle County Station-FUEL COMBUSTION DATA -POINT 0001 -5 DIESEL GENERATORS BEGAN OPERATION:

04 / 1975 CEASED OPERATION

/PERMIT: 75040086 SCC: 20100102 MODE 01 -POLLUTANT CODE METHOD IEPA REP EMISSION FACTOR IEPA REPORTED EMISSION RATE (LB/HR)IEPA REPORTED Co C02 NH3 NOX PART PM10 PM2 .5 S02 VOM 3 3 3 3 3 3 3 3 3 3 3 5 3 3 3 3 3 3 22600.85 LB/mmBTU 165 LB/mBTU.8 LB/10ý gal 3.2 LB/mmBTU.0697 LB/mmBTU.0573 LB/mmBTU.0573 LB/mmBTU 0.0008 LB/aneBTU.09 LB/mmBTU 21.3 13.79 16950 2677.75.6 0.09 80.2 51.93 1.12 1.13 1.12 0.93 1.12 0.93 1.01 0.01 2,26 1.46 OZONE SEASON EMISSION RATE (LB/HR)IEPA REPORTED 18.52 3595.13 0.13 69.72 1.52 1.25 1.25 0.02 1.96 POLLUTANT CODE METHOD IEPA REP EMISSION FACTOR IEPA REPORTED NOX VOM 3 3 NA 3.2 3.2 NA 3 3 NA 0.9 0.9 NA 51.93 1.46 51.93 NA 1.46 NA STACK STACK STACK STACK STACK CAPTURE EFFICIENCY:

CAPTURE EFFICIENCY:, CAPTURE EFFICIENCY:

CAPTURE EFFICIENCY:

CAPTURE EFFICIENCY:

14.15 % 18.77 35.19 % 23.64 25.93% 18.95 9.98 % 18.15 14.75 % 20.49 Report: APCADS30 099802AAFL

-EXELON Lasalle County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL E 0SSONS REPORT -2014 Page: 06 Date: 11-19-2014

-STORAGE TANK DATA -POINT 0008 -GASOLINE STORAGE TANK BEGAN OPERATION:

12 I 1998 CEASED OPERATION:

PERMIT: 75040086 TANK TYPE: CAPACITY: DIAMETER (FT): HEIGHT (FT): LENGTH (FT): POR SPACE (FT): LOCATION: SEAL TYPE: SUPPORT TYPE: HORIZONTAL CYLINDRICAL DOUBLE WALL 2000 gal TEMPERATURE (F): 5.0 5.33 ROOF COLOR: 5 5.33 SHELL COLOR: 12 ROOF PAINT CONDITION:

1.5 SHELL

PAINT CONDITION:

70 WHITE GOOD ABOVEGROUND MATERIAL MWT 92.00 VP (psia) DENSITY 3 .8 2 6.6 lbs/gal-------------------------

THROUGHPUTS------------------

ANNUAL (gallons)

PEAK OZONE (gallons)Unleaded Gasoline 18,935 N/A K p 0 0 Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -AMUAL EMSSIONS REPORT -2014 Page: 07 Date: 11-19-2014 099802AAA

-EXELON LaSalle County Station POINT 0008 -GASOLINE STORAGE TANK-STORAGE TANX DATA -

75040086 SCC: 40301003 MODE 01 -GASOLINE DESCRIPTION CORRECTION:

PERCENT THROUGHPUTS:

BEGAN OPERATION:

12 / 1998 CEASED OPERATION:

/UNITS: 1000 GALLONS STORAGE CAPACITY DEC -FEB: 23.88 % 32.55 -MAY: JUN -AUG: 20.47 % 25.79 SEP -NOV: UNITS: 1000 GALLONS STORAGE CAPACITY 27.56 % 21.48 28.09 % 20.18 U ANNUAL OPERATION PEAK OZONE SEASON OPERATION HOURS/DAY:

24.0 HOURS/DAY:

24.0 N/A DAYS/WEEK:

7.0 DAYS/WEEK:

7.0 N/A WEEKS/YEAR:

52 WEEKS/SEASON:

13 N/A HOURS/YEAR:

8,760 8760 HOURS/SEASON:

2,208 N/A START TIME: N/A END TIME: N/A RATE/HR: 0.0019 0.0022 RATE/HR: 0.0019 N/A Report: APCA0530 Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMHSSIONS REPORT -2014 Page: 08 Dace: 11-19-2014 099802AAA

-E3mmyOR LaSalle County Stationi-STORAGE TANK DATA -POINT 0008 -GASOLINE STORAGE TANK PERMIT: 75040086 SCC: 40301003 MODE 01 POLLUTANT METHOD CODE IEPA REP VOM 5 3 EMISSION FACTOR IEPA REPORTED EMISSION RATE (LB/HR)IEPA REPORTED.00128 0.034 0.028 POLLUTANT METHOD EMISSION FACTOR CODE IEPA REP IEPA REPORTED 3 __CAPTURING CONTROLS: CONTROL 0001 CAPTURE EFFICIENCY:

CAPTURING STACKS: OZONE SEASON EMISSION RATE (LBIHR)IEPA REPORTED.034 100.00 %

Report: APCA0530 099802AAA

-EXELON LaSalle County Station Illinois Environmental Protection Agency Division of Air Pollution Control DAPC -ANNUAL EMISSIONS REPORT -2014 Page: 9 Date: 11-19-2014

-CONTROL DEVICE DATA CONTROL 0001 -GASOLINE STORAGE TANK STAGE I AND II VAPOR RECOVERY SYSTEMS PERMIT: 98110031 CONTROL CODE: 110 BEGAN OPERATION:

12 / 1998 CEASED OPERATION:

/DESCRIPTION CORRECTION:

REMOVAL EFFICIENCY ANNUAL OPERATION PEAK OZONE SEASON OPERATION POLLUTANT EFFICIENCY METHOD EFFICIENCY METHOD IEPA REPORTED IEPA REPORTED IEPA REPORTED IEPA REPORTED VOM 99.000 CAPTURING CONTROLS: CAPTURING STACKS: STACK 0012 CAPTURE EFFICIENCY:

100.00 %

Report: APCA0530 099802AAA

-EX=LOW LaSalle County Station Illinois Environmental Protection Agency Division of Air Pollution Control DABC -AMNUAL EMSSIONS REPORT -2014 Page: 10 Date: 11-19-2014 STACK 0001 0002 -0003 -0004 -0005 -0012 -DIAMETER (FT)STACK 1 FOR DIESEL GENERATOR 1.83 STACK 2 FOR DIESEL GENERATOR 1.83 STACK 3 FOR DIESEL GENERATOR 1.83 STACK 4 FOR DIESEL GENERATOR 1.83 STACK 5 FOR DIESEL GENERATOR 1.83 GASOLINE STORAGE CONTROL 0.17-STACK DATA HEIGHT (FT)44 44 44 44 44 12 FLOW RATE (ACFM)13800 13800 13800 13800 13800 2 ________TEM4PERATURE

(-F)735 _______735 _____ _735 _____ _735 ______70 _______