ML20203H220

Tower 1 Joint Frequency Distributions of Wind Speed & Direction by Atmospheric Stability Class Rept 13 for 1997

ML20203H220
Person / Time
Site:	Limerick
Issue date:	12/31/1997
From:	Boyce R PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:
Shared Package
ML20203H137	List: ML20203H133 ML20203H191 ML20203H220 ML20203H250 ML20203H270
References
13, NUDOCS 9803030176
Download: ML20203H220 (25)

Text

. - _ - - . -

CCN 98 15004 PECO Energy Company LIMERICK GENERATING STATION DOCKET NO. 50-352 (Unit 1)

DOCKET NO. 50-353 (Unit 2) 4 Tower No. 1 Joint Frequency Distributions of Wind Speed and Direction by Atmospheric Stability Class 1997 Report No. 13 Subenitted to The United States Nuclear Regulatory Commission Pursuant to Facility Operating License NPF-39 (Unit 1) and NPF-85 (Unit 2)

Preparation Directed by:

J.D. von Suskil, Vice President Limerick Generating Station R.W. Boyce, Plant Manager l

moTA3*s9h2 R

l

~ - -.. _ --- - . . .-. _.~ ~ _ ~ . - - - - ---- .

LGS

• MIXED McDE RELEASE TURBINE E CLOSURE (NORTH VENT) 1997 SPECIFIC POINTS OF INTEREST ORELEASE TYPE OF DIRECTION DISTANCE X/0 X/0 X/0 D/0 ID LOCAfl0N (MILES) (METERS) (SEC/ CUB. METER) (SEC/ CUB. METER) (SEC/ CUB.NETER) (PER So. METER)

NO DECAY

+ 2.260 DAY DECAY

• 8.000 DAY DECAY UNDEPLETED UNDEPLETED DEPLETED 4

N SITE BOUNDARY s .81 1311. 1.781E 07 1.775E 07 1.593E 07 1.444E 09 N SITI BOUNDARY $$W 49 793. 2.594E 07 2.589E 07 2.378E 07 1.486E 09 N SITE BOUNDARY SW .61 975. 3.017E 07 3.010E 07 2.730E 07 2.141E 09 N SITE BOUNDARY WSW .55 884. 4.296E 07 4.288E 07 3.910E 07 3.729E 09 N SITE BOUNDARY W .57 914 2.651E 07 2.6i7E 07 2.409E 07 2.454E 09 N $1TE BOUNDARY WNW .55 884. 1.640E 07 1.637E-07 1.493E-37 1.243E 09 N SITE BOUNDARY NW .59 945. 1.424E-07 1.422E 07 1.290E 07 1.060E 09 N SITE BOUNDARY NNW .68 1097. 1.922E 07 1.919E 07 1.732E 07 1.681E 09 N SITE BOUNDARY N .63 in96. 3.690F 07 3.684E 07 3.333E 07 3.627E 09

~

N SITE BOUNDARY NNE .55 884 4.264E 07 4.258E 07 3.890E 07 4.511E 09 N SITE BOUNDARY NE .53 853. 3.668E 07 3.660E 07 3.359E 07 3.359E 09 N SITE BOUNDART ENE .72 1158. 2.982E 07 2.974E 07 2.705E 07 3.123E*09 N $1TE BOUNDARY E .72 1158. 7.613E 07 7.597E 07 6.862E 07 8.406E 09

)

N SITC BOUNDARY ESE .51 823. 1.708E 06 1.705E 06 1.560E 06 2.032E 08 N SITE BOUNDARY SE .76 1219. 5.655E 07 5.643E 07 5.055E 07 6.246E-09 N SITE BOUNDARY SSE .78 1250. 2.596E 07 2.588E 07 2.319E 07 2.205E 09 N RAILROAD TRACKS S .19 300. 1.955E 06 1.953E 06 1.871E 06 9.729E 09 N RAILROAD TRACKS SSW .14 225. 2.259E-06 .2.257E 06 2.181E 06 7.235E-09 N RAILROAD TRACKS SW .14' 225, 3.489E 06 3.487E 06 3.369E 06 1.532E 08 N RAILROAD TRACKS WSW .14 225. 4.026E 06 4.024E 06 3.888E 06 2.505E 08 N RAILROAD ! RACKS W .14 225. 2.597E 06 2.596E 06 2.508E 06 1.780E 08

N RAILROAD TRACKS WNW .21 345. 7.559E 07 7.554E 07 7.200E 07 4.584E 09 450, N RAILROAD TRACKS NW .28 4.533E 07 4.529E-07 4.270E 07 3.062E 09 N INFORMATION CTR ESE .55 884. 1.536E 06 1.534E*06 1.398E 06 1.820E 08 N FRICKS LOCK WSW .28 450. 1.190E-06 1.189E 06 1.121E-06 9.703E 09 VENT AND BUILDING PARAMETERS

RELEASE HEIGHT (METERS) 61.00 REP. WIND HEIGHT (METERS) 50.6 DIAMETER (METERS) 5.33 BUILDING HEIGHT (METERS) 61.0 EXIT VELOCITY (M/SEC )- 7.68 BLDG. MIN.CRS.SEC. AREA (SQ. METERS) 4596.0 NEAT EMISSION RATE (CAL /SEC) .0 AT THE RELEASE HEIGHT: l AT THE MEASURED WIND HEIGHT ( 9.1 METERS):

VENT RELEASE MODE WIND SPEED (METERS /SEC) l VENT RELEASE MODE WIND SPEED (METERS /SEC) WIND SPEED (METERS /SEC) l STABLE CONDITIONS UNSTABLE / NEUTRAL CON 0lil0NS ELEVATED LES$ THAN 1.536 l ELEVATED LESS TkAN .651 LESS THAN 1.000 MIXED BETWIEN 1.536 AND 7.680l MIXED BETWEEN .651 AND 3.257 BETWEEN 1.000 AND 5.001 GROUND LEVEL ABOVE 7.680 l GROUND LEVEL ABOVE 3.257 ABOVE 5.001

l l

LGS MINED MODE RELEASE REACTOR ENCLOSURE ($00TM VENT) 1997 SPECIFIC PolN18 0F INTEREST ORELEASE TYPE OF DIRECTION DlsTANCE X/0 X/0 X/0 D/0 10 LOCATION (MILES) (METERS) (SEC/CUS. METER) (SEC/ CUB. METER) (SEC/ CUB. METER) (PER $0. METER)

NO DECAY

+ 2.260 DAY DECAY

+ 8.000 DAY DECAY UNDEPLETED UNDEPLETED DEPLETED

+

$ slTE BOUNDARY $ .81 1311. 2.057E 07 2.050E 07 1.847E 07 1.505E 09

$ $1TE BOUNDARY SSW .49 793. 2.951E 07 2.945E 07 2.706E 07 1.590E 09

$ $lTE BOUNDART sw .61 975. 3.429E 07 3.421E 07 3.109E 07 2.273E 09 8 SITE BOUNDARY WSW .55 884. 4.847E 07 4.839E 07 4.418E 07 3.970E 09

$ SITE BOUNDARY W .57 914. 2.985E 07 2.980E 07 2.716E 07 2.608E 09 s $1TE 80VNDARY WNW .55 884 1.871E 07 1.868E 07 1.705E-07 1.336E 09

$ $11E BOUNDARY WW .59 945. 1.653E 07 1.650E 07 1.499E 07 -1.156E 09 5 5ITE SOUNDARY NNW .68 1097, 2.249E 07 2.245E 07 2.033E 07 2.036E 09

$ SITE BOUNDARY N .63 1006. 4.224E 07 4.217E 07 3.820E 07 3.873E 09 8 SITE BOUNDARY NNE .55 884 4.868E 07 4.860E 07 4.443E 07 5.221E 09 5 $1TE BOUNDARY WE .53 853. 4.233E 07 4.224E 07 3.881E 07 3.998E 09 s stTE BOUNDARY ENE .72 1158. 3.617E 07 3.608E 07 3.303E 07 3.252E 09

$ $1TE BOUNDARY E . 72 1158. 8.817E 07 8.799E 07 7.977E 07 8.774E 09

$ $ITE SOUNDARY ESE .51 823. 1.899E 06 1.897E 06 1.735E 06 2.131E 08

$ SITE BOUNDARY $E .76 1219. 6.340E 07 6.326E-07 5.675E 07 6.503E 09 s SITE BOUNDARY SSE .78 1250. 2.945E 07 2.937E-07 2.638E 07 2.307E 09 8 RAILROAD TRACKS S .19 300. 2.191E 06 2.189E 06 2.098E 06 1.052E 08

$ RAILROAD TRACKS SSW .14 225. 2.560E 06 2.558E 06 2.472E 06 7.992E 09 s RAILROAD TRACKS SW 14 225, 3.910E 06 3.908E-06 3.776E 06 1.682E 08

$ RAILROAD TRACKS WSW .14 225. 4.487E 06 4.485E 06 4.334E 06 2.744E 08

$ RAILROAD TRACKS W .14 225. 2.896E 06 2.894E 06 2.796E 06 1.945E 08 S RAILROAD TRACKS WNW .21 345. 8.563E 07 8.556E 07 8.157E 07 5.032E 09 5 RAILROAD TRACK $ NW .28 450. 5.188E 07 5.184E 07 4.888E 07 3.396E-09

$ INFORMATION CTR ESE .55 884. 1.710E 06 1.708E 06 1.556E 06 1.907E 08 s FRICRS LOCK WSW .28 450. 1.330E 06 1.329E 06 1.253E 06 1.050E 08 VENT AND BUILDING PARAMETERS:

RELEASE HEIGHT (METERS) 61.00 REP. WIND HEIGHT (METERS) 50.6 DIAMETER (METERS) 3.44 BulLDING HEIGHT (METERS) 61.0 EXIT VELOCITY (M/SEC ) 7.32 BLDG. MIN.CRS.SEC. AREA (SQ. METERS) 4596.0 NEAT EMIS$10N RATE (CAL /SEC) .0 AT THE RELEA*2 HEIGHT: l AT THE MEASURED WIND HEIGHT ( 9.1 METERS):

VENT RELEASE MODE WIND SPEED (METERS /SEC) l VENT RELEASE MODE W!ND SPEED (METERS /SEC) WINO SPEED (METERS /SEC) l STABLE CONDITIONS UNSTABLE / NEUTRAL CONDITIONS ELEVATED LESS THAN 1.464 l ELEVATED LESS THAN .621- LESS THAN .953 MIXED BETWEEN 1.464 AND 7.320l MIXED .621 AND 3.104 BETWEEN BETWEEN .953 .ND 4.767 GROUND LEVEL ABOVE 7.320 l GROUND LEVEL ABOVE 3.104 ABOVE 4.767 i

I i

4 f

1997 JOINT FREQUENCY DISTRIBUTION (JFD's) 30-FOOT LEVEL l

1/16/1998 PAGE 62 TIME OF DAY: 9:26:53 PROGRAM: JFD VER$10N PCai.2 Limerick Generating Station

• JFD 30 FT LEVEL

• January through December 1997 SITE IDENTiflER:

DATA PERIOD EXAMINED: -_1/1/97 + 12/31/97

• • • ANNUAL ***

STABillTY CLASS A STAtlLITY BASED Out DELTA T DETWEEN 171.0 AND 26.0 FEET WIND. MEASURED AT: 30.0 FEET WIND TWRESNOLD AT: .50 MPN J0lNT (REQUENCY DISTRituil0N OF WIND SPEED AND DlkECTION IN NOURS AT 30.00 FEET SPE FD .

(MPN) N NNE NE ENE E ESE SE SSE S SSW SW WSW W WWW NW NNW TOTAL CALN 0

.51 3.50 0 1 1 0 0 1 0 0 0 0 1 2 2 0 0 1 9 3.51 7.50 31 20 16 8 0 7 5 5 29 48 67 64 75 52 21 18 466 7.51 12.50 11 3 3 2 1 4 4 7 26 39 16 35 55 56 43 to 315 12.51 18.50 0 0 0 0 0 0 0 0 2 0 2 4 29 41 21 2 101 18.51 24.00 0 0 0 0 0 0 0 0 0 0 0 0 0 1 7 3 11

>26.00 0 0 0 0 C 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL - 42 24 20 10 1 12 9 12 57 87 C6 105 161 150 92 34 902 STAtlLITY CLASS B STABILITY BASED ON: DELTA T BETWEEN 171.0 AND 26.0 FEff

- WIND MEASURED AT: 30.0 FEET WIND VNRESNOLD AT: ,50 MPH JOINT FREQUENCY DISTRIBUI10N OF WIND SPEED AND DIRECTION IN HOURS AT 30.00 FEET SPEED (MPN) N NNE NE ENE E ESE SE SSE S SSW SW WSW W WNW NW NNW TOTAL LaLM 0

.51 3.50 1 1 0 2 2 2 0 0 3 3 7 5 6 1 2 0 37

-3.51 7.50 15 9 12 13 7 4 1 6 11 18 13 25 27 42 24 11 238 7.51 12.50 8 1 3 5 6 2 0 4 11 6 3 7 29 23 20 10 138 12.51 18.50 0 0 0 0 0 0 0 0 1 2 0 0 18 38 12 0 71 18.51 24.00 0 .0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 3

.c24.00 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 2 TOTAL 24 11 15 20 15 8 1 10 26 29 23 37 84 104 59 23 489

1/14/1998 Pact 63 TIME Of DAfs 9:26:53 PROGRAM: JFD VERSION: PC 1.2 Limerick fenerating Stetton J70 30 FT LEVEL January through Deceeer 1997 SITE IDENTIFIER:

DATA PERIOD EXAMINED: 1/ 1/97 + 12/31/97

• • • AWuAL ***

STABILITY CLASS C-STARILITY BASED ON: DELTA T BETWEEN 171.0 AND 26.0 FEET WIND MEASURED AT: 30.0 FEET Wl;:3 THRESNOLD AT: .50 MPn

.. JolNT FREQUENCY DISTRIBUTION OF WIND SPEED AND DIRECTION IN NOURS AT 30.00 FEET SPEED (MPN) N NNE NE ENE E ESE SE $$E S SSW SW WSW W WW NW WW TOTAL  ;

CALM 0

.51 3.50 2 2 5- 5 1 1 4 8 3 6 10 7 7 5 3 2 71 3.51 7.50 18 7- 13 18 18 4- 5 6 15 16 18 17 19 37 19 12 242 7.51 12.50 3 0 1 17 7 1 1 3 9 to 3 6 21 43 27 11 163 12.51 18.50 0 0 0 0 0 0 0 0 1 1 2 0 16 40 20 3 83 i 18.51 24.00 0 0 0 0 0 0 0 0 0 0 0 0 3 4 11 0 18

>24.00 0 0 .0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 23 9 19 40 26 6 10 17 28 33 33 30 66 129 80 28 577 STABILITY CLASS D STABILITY BASED ON: DELTA T BETWEEN 171.0 AND 26.0 FEET WIND -MEASURED AT: 30.0 FEET

'ilND THRE$notD AT:

, .50 MPH JOINT FREcutNCY DISTRIBUTION of WIND SPEED AND DIRECTION IN NOURS AT 30.00 FEET SPEED (MPH) N NNE WE ENE E ESE SE SSE S SSW SW WSW W WW NW NNW TOTAL CALM 0

.51 3.50 40 41 70 52 28 24 22 28 25 34 26 41 39 46 34 32 582 3.51 7.50  % 46 99 168 63 45 36 71 90 68 49 64 103 158 124 95 1375 7.51 12.50 15 5 46 81 67. 17 14 40 40 ' 31 11 23 178 277 135 55 1036

,12.51 18.50 0 0 1- 1. 7 2 0 0 6 9 1 4 74 156 72 13 346 -

18.51 24.00 0 0 0' 0 0 0 0 0 0 0 0 0 8 16 17 1 42

>24.00 _0 0 0 0 0- 0 0 0 0 0 0 0 1 0 0 0 1 TOTAL 152 92 216 302 165 88 72 139 161 142 87 132 403 653 382 .76 3382 l

-l

. . - . . :, . _ - __ __ J

. .. _. _. _ . . . _ . . . _ , . _ . - . . . _ _ _ - . - _. ..m___ _ _ __ _ _ -_m. _ . . _ _ __ _ ._ _ _ . . . _

i 1

1/14/1998 PAGE ' 64 i TIME OF DAfs 9:26:53

- PROGRAM 'JFD- VER$l0N: PC 1.2 i

Limerick Generating Station JFD 30 FT LEVEL

• January throuNh December 1997 -

SITE IDENTIFIER:

DATA PERIOD @llIED

-1/ 1/97 12/31/97'

... Aguyat ...

J STA81LITT CLASS E STAtlLITT SASED ON: DELTA T- SffWEEN 171.0 AND 26.0 FEET

• Will3 MEASURED AT: 30.0 FEET -

1

!!!ND THRESHOLD AT: .50 CH JOINT FREQUENCT DISTRIBUTION OF WIND SPEED AND DIRECTION IN HOURS AT 30.00 FEET SPEED (MPN)- N NNE NE ENE E ESE SE SSE $ $$W SW WSW W WWW W NNW TOTAL CALM- 0

.51 3.50 29 29 32 37 27 22 21 23 45 48 72 57 89 108 76 35 750 3.51 7.50 28 20 27 45 24 24 37 51 95 61 40 48 119 172 81 32 904 7.51 12.50 . L 2 1 0 1 3 1 3 9- 18 19 8 7 11 26 11 7 127 12.51 18.50 0 0 0- 0 0 0 0 0 0 0 1 2 1 5 2 0 11 18.51 24.00 0 0- 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1

>24.00-- 0 0- 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 59 50 59 83 54 47 61 83 158 128 121 114 220 312 170 74 1793 l

STA81LITT CLASS F STABILITT SASED ON: DELTA T SETWEEN 171.0 AND 26.0 FEET WIND MEASURED AT: 30.0 FEET WIND THRESNOLD AT: .50 MPH 4

JOINT FREQUENCT DISTRIBUTION OF WIND SPEED AND DIRECTION IN HOURS AT 30.00 FEET SPEED

, (MPN) N NNE NE - ENE E ESE SE SSE $ $$W SW WSW W WWW NW NNW TOTAL 4 CAL 2 0

.51 3.50 37 30 39 40 23 19 6 9 11 31 48 52 86 75 79 38 623 3.51 7.50 0 5 4 0 4 2 1 1 13 20 9 12 14 19 17 5 126 7.51 12.50 O 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 12.51 18.50 0 0 0 0 0. 0 0 0 0 0 0 0 0 1 8 0 9 18.51 24.00 0 0 -0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

>24.00 0 0 0 0 'O 0 0 0 0 0- 0 0 0 0 0 0' 0 T01AL 37 35 43 40 27 21 7 10 25 51 57 64 - 100 95 104 43 '759 1

-r.._

1/14/1998 PAGE 65 ~

Titi N <* c 9:26:53

_ PROGRAM: J FD _. VERSION: PC 1.2 I.LINorick Generating Stetton

• JFD 30 FT LEVEL

• January through Decenter 1997 SITE IDENTIFIER:

DATA PERIOD EXANINED: 1/1/97 a 12/31/97

• • • ANNUAL ***

STABILITT CLASS G STABILITT BASED ON: DELTA 1 8ETWEEN 171.0 Am 26.0 FEET

. WIND MEASURED- AT: 30.0 FEET WIND THRESHOLD AT: .50 MPH JOINT TREGUENCY DISTRIBUTION OF WIND SPEED AND DIRECTION IN HOURS AT 30.00 FEET SPEED

'(NPH) N NNE NE ENE E ESE SE $$E $ SSW SW WSW W WNW NW NNW TOTAL

.CALQ 1

.51 3.50.. 58 . 35 52 22 12 9 6 6 9 13 24 31 84 80 65 67 573 3.51 7.50 0 2 0 1 0 1 2 1 0 1 0 1 9 13 4 0 35 P.51 12.50 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 12.51 18.50 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 18.51 24.00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 026.00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0. 0 TOTAL 5E 37 52 23 12 10 8 7 9 14 24 32 93 93 69 67 609 STAtlLITT CLASS ALL STABill?T SASED ON: DELTA T BETk"EEN 171.0 AND 26.0 FEET WIND MEASURED AT: 30.0 FEET WIND THRESHOLD AT: .50 MPH JOINI TkFQUENCT DISTRIBUTION OF WIND SPEED AND DIRECTION IN HOURS AT 30.00 FEET SPEED (NPM) N NNE NE ENE E ESE SE $$E S SSW SW WSW W WWW NW NNW TOTAL CALQ _ _

1

. 51 3.50 167 139 199 158 93 78 59 74 96 135 188 195 315 315 259 175 2645 3.51 7.50 188 '109 171 253 116 87 87 -141 253 232 196 231 366 493 290 173 3386 7.51 12.50 40 10 53 106- 84 25 22 63 105 105 41 78 294 425- 236 93 1780

'12.51 18.50 0 0 1 1 7 2 0 0 10 12 6 10 138 281 135 18 621 18.51 24.00 - 0 0 0 0 -0 0 0 -0 0' O 0 0 11 22 36 -6 75 c26.00 0 0 0 0 0 0 0 0 0 0 0 0 -3 0- 0- 0 3-TOTAL 395 258 424 518 300 192 168- 278 464 484 431 514 1127 1536 956 465 8511

... - _ .. .._ _ . . _ . _ _ _ _ - __.. ..._ . , . . . ~ . _ .. _ _ . _ . . _ . _ _ _ _ _ _ _ _ . , . _ . . _ . .

1/14/1998 PAGE- 66 11ME of DAY: 9:26:53 PR00 Raft JFD VER$10N: PC*1.2

~

Liserick Generating $tation

• JFD 30 FT LEVEL January through Decentier 1997 Eiff IDEN11FIER:

DATA PERIOD EXAft!NE03 - 1/ 1/97 + 12/31/97-eee AguyAL en I

$fCILITY DASED ON: DELTA 1 BETWEEN 171.0 AND .26.0 FEET WIND MEASURED AT: 30.0 FEtt WIC3 1Nat $NOLD AT: .50 MPH i

TOTAL IAAISER OF 00SERVAfl0NS 8760 101AL NUMBER Of VALID 00SERVA110NS: 8511 10fAL NUMBER Of MilGlWG 00$tRVAfl0NS: 249

' PERCENT BA1A RECOVERY FOR THis PERIOD: 97.2 X ,

3 MEAN WIND SPEED FOR THIS PERIOD: 6.2 MPH NUMBER of OtlERVATIONS WifM BACKUP WIND $ PEED: 176 NUNGER OF 0$$U /Afl0NS W11M BACKUP WIND DIRECTION: 139 10tAL NUMSER P OBSERVAfl0NS WlIM SACKUP DATA: 178 PERCENTAGE OCCURRENCE Of $1 ABILITY CLAS$ES A B C D E F G

10.60 5.75 6.78 39.74 21.07 8.92 7.16 2

3 DISTRIBuf10N OF WIND DIRECfl0N VS STABILITY N NNE NE ENE E ESE $E SSE $ S$W SW Wsu W WNW WW NNW CALM A 42 24 20 10 1 12 9 12 57 87 86 105 161 150 92 34 0 B 24 11 15 20 15 8 1 10 26 29 23 37 84 104 59 23 0 C 23 9 19 40 26 6 10 17 28 33 33 30 66 129 80 28 0 D 152 92 216 302 165 88 72 139 161 142 87 132 403 653 382 196 0 E' 59 50 59 83 54 47 61 83 158 128 121 114 220 312 170 74 0 F. 37 35 43 40 27 21 7 to 25 51 57 64 100 95 104 43 0 0 - 37 52 23 12 10 8 7 9 14 24 32 93 93 69 67 1 5

TOT AL - 395 258 424 518 300 192 168 278 464 484 431 514 1127 1536 956 465 1

,, , ,,m,

y\ y d

2 @

?

s 'O h d 5

k 10 to

'2 3 is , xxx , CALM o

m V

/

i

• s h g ANNUAL B482 OBS, j (EEEEER W I N D DIRECTION FREQUENCY (PERCENT) l (ZZZ3 ME A N WIND SPEED ( MI/HR )

Limerick - 30 Ft 1997 Annual Wind Rose I

1

i 1997 JOINT FREQUENCY DISTRIBUTION (JFD's) i 175-FOOT LEVEL

._, _ __ . _ _ ~. m _ . . . . _ . , - . , . . _ _ . . _ _ . . _ _ . _ . _ _ _ _ _ _ . _ _ . . _ . _

I

'l 1/15/1998 PAGE 62 TIME OF DAT: 9:22:45 lPROGkAM: JFD. .VER$10N PC 1,2 Limerisk Generating station JFD 175 FT LEVEL January through Deceeer 1997

$ltE IDENilFIER:

CATA PER100 EXAMINED: 1/ 1/97 12/31/97 +

e.* ANNUAL +"

l $1A81LliY CLA$s A STAtiLITY BASED 04: DELTA i DETWEEN 171.0 AND 26.0 FEET WIND C A5URED AT: 175.0 FEET dlND THRE$NOLD AT: .30 MPH

.JolNi FREQUENCY DiliRIBUTION OF WIND SPEED AND DIRECfl0N IN HoutS A1175.00 FEET SPEED (MPC) N NME NE ENE E ESE SE $$E $ $$W $W WSW W WWW NW WNW TOTAL CALQ- 0

.51 3.50 0  :. 0 0 0 0 0 0 0 0- 0 1 0 0 0 0 3 3.51a 7.50 14 19 12 8 2 3 3 2 7 18 30 19 29 22 13 8 209 4

7.51 12.50 20 15 3 4 0 2 8 8 32 52 44 - 43 69 54 28 14 396 13.51 18.50. 0 4 1 0 0 0 0 1 7 25 12 25 50 34 59 11 229

18.51 26.00 0 0 0 0 0 0 0 0 1 0 3 6 17 24~ 18 _4 73

036.00 1. '0 0- 0 0 0 0 0 0 0 0 0 5 5 3 6 20

[- TOTAL' 35 -40 16 12 2 5 11 11 47 95 89 94 170 139 121 43 930 STABILITY CLAS$ B JTAtlLITY BASED ON: DELTA T BETWEEN 171.0 AND 26.0 FEET

,.ND MEASURED AT: 175.0 FEET

- W ND THRESHOLD AT: .50 MPH JOINT FREQUENCY DISTRIBUTION OF WIND SPEED AND DIRECTION IN HOURS AT175.00 FEET

- 1, PEE D (MPH) N NNE NE ENE E ESE SE SSE S S$W SW WSW W WNW NW NNW TOTAL CALM 0

.51 3.50 0 1 0 1 0 2 0 0 0 0 2 1 4 2 0 1 14 3.51* ?.50 '5 9- 10 9 5 6 1 4 13 9 8 8 16 16 to 7 136 7.51 12.50 18 - 4 7 4 6 3 2 3 6 11 13 17 17 35 17 15 178 12.51 18.50 3 0 1 1 1 3 0 0 7 5 3 5 21 18 22 5 95 18.51 26.00 0 0 0 0 0 0 0 0 1 2 1 1 11 24 18 0 58

>25.00 0 0 0 0~ 0 0 0 0 0 0 0 0 1 7 2 0 10 TOTAL 26 14 18 - 15 12 14 3 7 27 27 27 32 70 102 69 28 491 i

.- . . . . _ . _ . . . . - - .__ ___m. , . _ _m._ . _ _ . _ . . _ - _ _ . . _ _

i 1/15/1996 PAGE 63 TIME OF DAY: 9:22:45 ,

l - PROGAAM: JFD VERSION: PC 1.2 4

Limerick Gerwrating Station

• JFD 175 FT LEVEL January through December 1997

$1TE IDENTIFIER:

DATA.PEkl0D EXAMINED: 1/ 1/97 12/31/97- i

... Aguggt ese ,

d ITAtlLITY CLASS C 3 STOILitt BASED ON: DELTA'T BETWEEN 171.0 AND 26.( FEET  !

. L'IND MEASURED 0ft 175.0 FEET ,

-l Wi$ THRElHOLD Ain .30 kPd

- JOINT FREQUENCY Dl.,RIBUTION OF WIND SPEED AND DIRECT 106 IN HOURP LT175.00 FEET SrEEd (MPH)' N NNE WE ENE E ESE SE $4E $ $$W SW WSW W WWW WW WWW TOTAL

, CALM' 0

.51 3.50 1 2 3 1 2 1 2 1 7 7 3 4 7 3 1 0 45 4 3.51 7.50 6 9 11 12 14 6 7 8 7 9 11 7 16 25 9 9 166 7 ii 12.50- 14 . 3 10 11 9 0 3 9 14 8 10 12 32 20 11 170 12.51 18.50 1 0 0 2 4 1 0 1 6 9 3 3 11 31 29 4 105 18.51 26.00 0 0 0 0 0 0 0 0 0 1 2 3 6' 29 16 3 60

>26.00 0 0 0 0 0 0 0 0 0 0 0 0 1 15 17 0 33

-TOTAL 22 - 15 17 25 - 31 17 9 13 29 40 27 27 53 135 92 27 579 STA8!LITY CLASS D STASILITY BASED ON: DELTA T BETWEEN 171.0 AND 26.0 F!ET WlHD MEASURED AT 175.0 FEET

WID THRESNOLD AT: .50 NPH JOINT FREQUENCY DISTRIBUTION OF WIND SPEED AND DIRECil0N IN HOURS AT175.00 JEET SPEED (MPN) -N WWE - NE ENE E ESE SE SSE $ SSW SW WSW W WNW WW NNW TOTAL CAL:8 : 0

.51 3.50 16 14 33 18 27 15 14 13 8 23 15 15 16 17 13 12 268 3.51 7.50 45 38 67 109 46 35 26 38 41 47 39 18 52 59 31 45 736-7.51 12.50 73 50 56 106 92 38 28 59 93 49 38 39 85 149 131 88 '1174-12.51 18.50 14 6 20 38 53 19 6 17 '47 27 13 17 90 258 142 53 820 18.51 24.00 1 1 1 0 2 1 0 '0 1 14 2. 6 36 144 61 14 284

.>24.00 0 0 0 0 0 0 0 0 0 3 2 1 13 52 26 6 103 TOTAL 149 109 177 271 220 108 74 126 190 163 109  % 292 679 404 218 3385

,,m-- ,, w~ ~ ~ ,

1/15/1998 PAGE 64 TINE OF DAY: 9:22:45 PR004AN: JfD VERSION: PC+1.2 -

Limerick Generating station JFD 175 FT LEVEL

• January through December 1997

' SITE IDENTIFIER:

DATA PERIOD Ex.'NINED - 1/ 1/97 + 12/31/97

• • • ANNUAL ***

STABILITT CLASS E STA81LITY BASED ON: DELTA T BETWEEN 171.0 AND 26.0 FEET WIND NEASURED AT: 175.0 FEET

-WIND THRESNOLD AT: .50 NPM JOINT FREQUENCY DISTRIBUTION OF WINJ SPEED AND DIRECTION IN HOURS AT175.00 FEET SPEED (NPN) N WNE NE ENE E ESE SE $$E $ SSW SW WSW W WNW NW NNW TOTAL

. CV.Q 0

.51 3.50 7 4 16 9 7 11 9 6 13 7 4 6 6 7 12 8 132 3.51 P.50 19 19 25 27 16 10 18 34 44 66 62 48 63 131 45 26 653 7.51 12.50 21 - 16 19 17 29 14 16 36 77 81 44 46 86 176 103 37 818 12.51 18.50 -3 6 0 0 5 4 1 3 21 19 12 8 27 33 23 11 176 18.51 24.00 0 0 0 0 0 0 0 0 0 4 5 5 1 3 0 1 19 026.00 0 0 0- 0 0 0 0 0 0 0 0 1 0 1 2 0 4 TOTAL 50 45 60 53 57 39 44 79 155 ITT 127 114 183 351 185 83 1802 STASILITT CLASS F

$7A81L TY BASED ON: DELTA 1 BETWEEN 171.0 AND 26.0 FEET WIND NEASURED AT: 175.0 FEET WIND THRESNOLD AT: .50 NPH Jol0T FREQUENCY DISTRIBUTION OF WIND SPEED AND DIRECTION IN HOURS AT175.00 FEET SPEED (NPN) N NME NE ENE E ESE SE SSE $ SSW SW WSW W WWW NW NNW TOTAL CALN O

.51 3.50 10 2 13 9 13 10 9 6 11 7 7 4 11 13 10 5 140 3.51 F.50 14 6 15 9 11 7 6 11 8 27 21- 25 57 93 39 17 366

?.51 12.50 1 11 4 1 5 4 2 0 6 26 28 21 24 71 19 15 238

-12.51 18.50 0 1 0 0 0 0 0 0 7 2 4 0 3 2 3 0 17 18,51 26.00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5- 2 7 D2$.00 0 0 0 .0 0 0 0 0 0 0 0 0 0 0 1 1 2 TOTAL 25- 20 32 19 - 29 21 17 17 27 62 60 50 95 179 77 40 770 l

l l

l

_ .s . . . _ .- ___. .m _______. _ , _ _ __ _ _.m. m . . _ _ . . _ - - . . - _

I 1/15/1998 PAGE 65 TIME OF DAT 9:22:45 PROGRAM: JFD VER$10N: PC 1.2 4

' Limerick Goteratin8 Station + JFD 175 ff LEVEL

• January through December 1997

$1TE IDENTiflER:

DATA PERIOD EXAMINED: 1/ 1/97 12/31/97

.e* ANNUAL ***

STA81LITT class 0 STA0!LITY BASED ON: DELTA T BETWEEN 171.0 AND 26.0 TEET WIND MEASURED AT: 175.0 FEET WIND THRESNOLD AT: .50 MPH JolNT FREQUENCY 015f tl8UT10N OF WIND SPEED AND DIRECTION IN HOUR $ AT175.00 FEET d

SPEED i -(MPM) N NNE NE ENE E ESE SE $$E $ Ssw SW WsW W WWW NW NNW TOTAL CALM 0

] .51 3.50 - 6 8 12 14 14 12 10 4 12 6 11 11 16 20 16 12 184 3.51 7.50 10 9 7 9 6 10 3 8 7 8 23 23 54 108 40 10 335 7.51 12.50 6' 3 0 1 3 0 0 0 2 3 3 3 8 56 14 2 104 j 12.51 18.50 0 0 0 0 0 0 0 0 0 1 0 0 0 3 1 0 5 18.51 24.00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

>24.00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 22 20 19 24 23 22 13 12 21 18 37 37 78 187 71 24 628 STASILITY CLASS ALL STABILITY BASED ON: DELTA T BETWEEN 171.0 AND 26.0 FEET WIND MEASURED AT: 175.0 FEET WIND THRESHOLD AT: .50 MPH JOINT FREQUENCY DISTR!aUTION, OF WIND SPEED AND DIRECTION IN HOURS AT175.00 FEET

$ FEED (MPH) N NNE NE ENE E ESE SE $$E $ $$W SW WSW W WWW NW NNW TOTAL CALM 0

.51 3.50 40 33 77 52 63 51 44 29 51 50 42 42 60 62 52 38 786 3.51 f.50 113 109 147 183 100 77 64 105 127 184 194 148 287 454 187 122 2601

. 7.51 12.50 153 103 92 143 146 70 56 109 225 236 178 179 301 573 332 182 3078 12.51 18.50. 21 17 22 41 63 27 7 22 90 88 47 58 202 379 279 84 1447 18.51 24.00 1 1 1 0 2 1 0 0 3 21 13 21 71 224 118 24 501

>2$.00 1 0- 0 0 0 0 0 0 0 3 2 2 20 80 51 13 1 72 ToiAL 329 263 339 419 3 74 226 171 265 4% 582 476 450 941 1772 1019 463 8585

1

-1/15/1998 PAGE 66 "

4

~

TIME OF DAT: 9:22:45 Pa00R M s JFD ' VERSIJ 'PC 1.2 Limerick Gervrating Station + JFD 175 FT LEVEL - Jeruary through December 1997 SITE IDENTIFIER:=

DATA PERIOD EXAMINED: 1/ 1/97 12/31/97 een AggyAL e..

' STABILITT SASED ON: DELTA T BETWEEN 171.0 AND 26.0 FEET-C1ND MEASURED' AT: 175.0 FEET WIND'?H8ESH0LD AT: .50 MPH  !

TOTAL NUMptR OF OBSERVATIONS: 8760

- TOTAL NUMBER OF VAllD OBSERVAfl0NS: 8585

- TOTAL If)MSER OF MIS $ LNG OBSERVAfl0NSJ 175 PERCENT DATA RECOVERT FOR THil PERIODi 98.0 %

MEAN WIND SPEED FOR THis PERIOD: 9.8 MPH NUMBER OF OBSERVATI0n$ WITM BACKUP WIND SPEED: 144 NUMBER OF 00$ERVAfl0NS WITH BACKUP WIND DIRECil0N: 140 TOTAL NUMBER OF OBSERVATIONS WITH BACKUP DATA: . 145 PERCENTArd OCCURRENCE OF $TABILITY CLA ;ES A B C D E F G 10.83 5.72 6.74 39.43 20.99 8.97 7.32 DISTRIBUTION OF WIND DIRECTION VS STABILITT N NNE NE ENE E ESE SE SSE S SSW SW WSW W WNW NW NNW CALM f

1 A 35 40 16 12 2 5 11 11 47 95 89 94 170 139 121 43 0 4

8 26 14 18 15 12 14 3 7 27 27 27 32 70 102 69 28 0 4- C 22 15 17 25 31 17 9 13 29 40 27 27 53 135 92 27 0 0 149 109 177 271 220 108 74 126 190 163 109 96 292 679 404 218 0 E 50 45. 60 53 57 39 44 79 155 177 127 114 183 351 185 83 0 F- 25 20 32 19 29 21 17 17 27 62 60 50 95 179 77 40 0 G 22 20 19 24 23 22 13 12 21 18 37 37 78 187 71 24 0

, TOTAL 329 263 339 419 3 74 226 171 265 496 582 476 450 941 1772 1019 463 0 1

i

l

/  %

2 S

e 4  :

\ 0 5

Il g5 .O

_ 10 3

3 , <xxx < x x 1. CALM oo m L

N i l 0 e e i

4

• h/ ANNUAL g

8587 085.

CEEESSI W I N D DIRECTION FREQUENCY (PERCENT)

(ZZZ3MEAN WIND SPEED ( MI/HR )

Limerick -

175 Ft Level 1997 Annual Wind Rose

1997 JOINT FREQUENCY DISTIRBUTION (JFD's) 270-FOOT LEVEL

. . - ,-- ~.~. . . ~ . . . . . . _ ~ - . . ~ . . - . _ . . . - . . . - ..

1/15/1996 PAGE 62 TINE OF DAY: 9:35:39 PROGRAM: JFD VER$10N: PC 1.2 Limerick Generating $tation

• JFD 270 FT LEVEL January through December 1997 SITE IDENTIFIER:

DATA PERIOD EXAMINED: 1/ 1/97 + 12/31/97

• • • AggyAL ese STABILITY CLASS A

STABILITY BASED DJs LELTA T BETWEEN 266.0 AND 26.0 FEET WIND MEASURED AT

270.0 FEET WIND THRESNOLD AT: .50 MPH JOINT FREQUENCY DISTRIBUTION OF WIN SPEED AW DIRECTION IN HOUPS AT270.00 FEET SPEED (NPM) N NNE NE ENE E ESE SE $$E S $$W SW WSW W WNW NW NNW TOTAL CALM 0

.51 3.50 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 51 7.50 1 3 1 0 0 1 0 1 0 3 2 6 to 3 1 1 33

, P.51 12.50 1 4 0 0 0 0 1 2 12 20 30 9 26 10 4 1 120 12.51 18.50 1 1 0 0 0 0 0 0 4 15 6 5 22 i 6 1 65

. 18.51'24.00 0 0 0 0 0 0 0 0 0 1 0 2 3 s 1 0 7 c26.00 1 0 0 0 0 0 0 0 0 0 0 0 1 0 1 6 9 TOTAL 4 8 1 0 0 1 1 3 16 39 38 22 62 17 13 9- 234 STABILITY CLASS B STABILITY BASED ON: DELTA T BETWEEN 266.0 AND 26.0 FEET

}- WIND MEASURED AT: 270.0 FEET WIND THRESNOLD AT: .50 MPH

' JOINT FREQUENCY DISTRIBUTION OF WIND SPEED AND DIRECTION IN HOURS AT270.00 FEET 4 SPEED (NPN) 'N NNE NE ENE E ESE SE SSE S SSW SW WSW W WNW NW NWW TOTAL

'CALN 0

.51 3.50 0 0 1 0 0 1 0 0 0 0 0 0 1 1 0 0 4 3.51 7.50 4 6 7 3 1 1 2 3 5 5 10 6 9 11 6 3 82

' 7.51 12.50 8 12 2 2 0 0 2 2 5 19 14 15 25 29 14 4 153 12.51 18.50 '3 1 0- 2 0 0 1 1 6 8 8 6 23 21 24 6 110 18.51 26.00 0 0 0 0 0 0 0 0 1 1 1 1 16 11 14 3 48

>a4.00 '0 0 0 0 0 0 0 0 0 0 0 0 -6 13 1 0 20 TOTAL 15 - 19 10 7 1 2 5 6 17 33 33 28 80 86 59 16 417

> -t 4

4 4

w

- - ~ - - . . . - . . _ . . . - - ~ . . . ~ . - . . - . _ ~ . - - . . . _ . . . . -. ..

i 9/15/1998 PAGE' 63 TIME OF DAY: 9:35:39 PROGRAM: JF0 .VER$10NI PC 1.2 i Lbrick Gerwreting Station JF0 270 FT LEVEL January through Decesher 1997

.81TE IDENT!flER:

DATA PERl0D EXAMINED:- 1/ 1/97 12/31/97

• ANNUAL m  ;;

$TABILITY CLAS$ r

$TASILITY SA$tD ON: DELTA T BETWEEN 266.0 AND 26.0 FEET WIND MEASURED AT: 270.0 FEET WINO THat$M0LD AT: .50 MPH JOINT FREQUENCY DitTRIBUTION OF WIND $ PEED AND DIRECTION IN HOUR $ AT270.00 FEET

$ PEED (MPH) N NME NE ENE E ESE . $E $$E $ $$W $W WSW W WNW NW WW TOTAL 2 CALM 0

.51 3.50 1 0 0 0 1 0 1 0 1 0 4 1 1 1 0 1 12 ,

3.51 7.50 - 7 12 11 11 6 0 2 5 11 8 5 11 3 13 13 7 125 :I 7.51 12.50 25 10 2 8 6 2 4- 3 5 13 16 16 23 39 25 14 211 12.51 18.50- 8 2 2 2 2 4 0 0 4 7 6 6 23 18 28 13 125 18.51 24.00 .0 0 0 0 0 0 0 0 3 5 2 2 10 21 17 7 67

> 26.00 0 0 0 0 0 0 0 0 0 0 J 0 3 7 4 0 14

~

TOTAL 41 24 15 21 15 6 7 -8 24 33 33 36 63 99 87 42 >54 STABILITY CLAS$ 0 STABILITY BASED ON: DELTA T BETWEEN 266.0 AND 26.0 FEET WIND MEAstNtED AT: 270,0 FEET WIND VHRESHOLD AT: .50 MPH JOINT FREQUENCY DISTRIBUTION OF WINO $ PEED AND DIRECTION IN HOURS AT270.00 FsET

. SPEED (MPM)- N NNE WE ENE E- ESE $E $$E $ $$W $W WSW W WWW NW NNW TOTAL CALM- 0

.51 3.50 13 10 19 15 12 to. 12 8 9 12 12 11 9 17 10 5 184 3.51 7.50 41 38 55 85 50 38 27 29 29 33 42 25 27 41 33 24 617 7.51 13.50 109 68 47 115 73 34 26 33 78 78 52 38 72 127 118 65 1133 12.51 18.50 39 15 23 61 57 21 16 19 69 38 29 22  % 223 155 64 947

.18.51-34.00 7- 2 5 4 -9 1 1 1 9 14 5 9 61 215 101 33 477

>26.00 0 0 0 0 1 1 0 0 1 8 4 1 17 113 79 19 244 TOTAL 209: 133 149 280 202 105. 82 90 195 183 144 106 282 736 496 210 - 3602

c 1/$5/1998 PAGE. 64 TIME OF DAY: 9:35:39

[ PROGRAM: JFD .VER$10N: PC 1.2 Limerick Generating Station a JFD 270 FT LEVEL January through Decentar 1997 SITE IDENilflER:

, - DATA PERIOD EXAMINEDa' 1/ 1/97 12/31/97 ee. Amugge. ...

STABILITY CLASS E STABILITY BASED ON: DE'.T A T DETWEEN 266.0 AND 26.0 FEET

WlO -

C]ASURED AT: 270.0 FEET WIND THRESHOLD 4T: -.50 MPH JOINT FREQUENCY DISTRIP10N OF WIND SPEED AND DIRECTION IN HOURS AT270.00 FEET SPEED l

(MPH) N NME NE ENE E ESE SE $$E S $$W SW WSW W WWW NW NNW TOTAL CALO 0

.51 3.50 5 4 6 8 12 6 6 6 5 14 8 3 5 7 6 6 107 3.51 7.50 30 22 25 37 19 23 16 19 38 58 51 47 45 59 32 20 541 7.51 12.50 $2 29 29 36 30 21 14 41 80 89 96 74 102 180 127 53 1053

- 12.51 18.50 26 11 19 10 30 24 5 11 69 57 21 21 61 124 87 36 612 18.51 26.00 1 3 2 0 to 3 0 0 1 13 10 6 11 19 8 4 91 -

e26.00 0 0 0 0 0 0 0 0 0 3 2 4 2 6 6 4 27 4

TOTAL 114 69 - 81 91 101 77. 41 77 193 234 188 155 226 395 256 123 2431 STABILITT CLASS F r

STABILITY BASED ON: DELTA T BETWEEN 266.0 AND 26.0 FEET WIND MEASURED AT: 270.0 FEET WIND THRESNOLO AT: .50 MPH s: J0!N7 FREQUENCT DISTRIBUTION OF WIND SPEED AND DIRECTION le HOURS AT270.00 FEET SPEED (MPN) N NNE _ NE EWE E ESE SE SSE S SSW SW WSJ W WWW NV NNW TOTAL CALC .

0

. 51 3.50 .5 9 7 9 to 7- A 8 4 4 4 11 6 2 5 6 105 3.51 7.50- 13 6 11 20 7 11 5 7 22 16 28 22 30- 46 19 21 284 i- 7.51 12.50 15 8 10 4~ 7 2 0 1 5 11 23 22 36 91 28 17 280 12.51 18.50 5 2 1 0 4 1 1 0 3 4 15 3 7 38 7 3 94 18.51 26.00 0 0 0 0 0 0 0 0 0 1 4 0 0 0 0 0 5-325.00 :0 0 'O 0 0 0 0 0 0 0 0 0 0- 0 0 0 0 TOTAL - 38 25 29 33 28 21 14 16 34 36 74 58 79 177 59 47 768 l

1

.l l

._ . . _ ._i

. . _ _ _ .__ ______.__~._._.._-.__m.m.. -

__.__.~__.,_._...-___m._

, 1/15/1998 PAGE 65 l flMc Of DAT: 9:35:39 Pa00ftd: 470 VitsloN: PC+1.2

lleetist Generating Stetton

• JFD 270 71 LtWL + January through December 1997 l t

$ lit IDidiffitti i DATA PitlCO t uMINED: 1/ 1/97 12/31/97 [

... At ...  ;

i

$1AtlLiff CLAls 0  !

$fAtiLiff BA$tD ON: DtLTA T BtfWttu 266.0 AND 26.0 fitt  !

WIND CA90kt0 AT: 270.0 titt  !

WIND INRt$NOLD ATI .50 MPM i J01';f f tt0UtNCY Di$1RIBU110N OF WIND $PitD AND DittCTION IN MOUR$ Af270.00 fitt

, $PltD j (MPN) N NME NE tut I ($t $t $$t 8 $$W $W W$W W WW WW NNW TOTAL I

CAL:1 0

.51+ 3.50 3 7 3 2 3 3 1 6 3 4 8 2 5 2 5 6 63 3.51 7.50' 5 4 10 4 4 3 1 1 7 5 7 25 42 52 27 15 212 7.51 12.50 2 2 3 2 3 0 0 0 2 2 5 2 3 65 26 4 12t '

12.51+18.50 0 1 0 0 0 0 0 0 0 0 0 0 0 23 1 1 26 l 18.51 24.00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 m24.00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 101AL 10 14 16 8 10 6 2 7 12 11 20 29 50 142 "' 26 422 1 $f AtlLITY CLAll ALL

~ $1AtlLiff BAltD ON: DEL 1A T DETWitN 266.0 AND 26.0 Fitt WIND MEASUnt0 AT: 270.0 f tti WIND THat& MOLD AT: .50 MPH

, J0lk! FREQUENCY Di$1RIDU110N Of WIND SPttD AND DIRECil0N IN N0utt A1270.00 f tti r

$ Pit 0 (MPN) N Mt NE ENE I t$t $t $$t S $$W $W WSW W WNW NV NNW total CALM D

.51+ 3.50 27 30 36 34 38 27 28 28 22 34 36 28 27 30 26 24 4 75 3.51 7.50 101 91 120 160 87 77 53 65 112 128 145 142 166 225 131 91 1894 7.51 12.50 212 133 63 167 119 59 47 82 187 232 236 176 287 541 342 158 3071 12.51*18.50 82 33 45 75 93 50 23 31 1!5 129 85 63 232 451 308 124 1979 18,51 24.00 8 5 7 4 19 4 1 1 14 35 22 20 101 266 141 47 695

>24.00 1 0 0 0 1 1 0 0 1 11 6 5 29 139 91 29 314 1

101AL 431 292 301 44C 357 218 152 207 491 569 530 434 842 1652' 1039 4 73 8428

{

t t

I

- ~ , m .- . . w m .,vc ,-.-r._,.,..-_,.-.,_,..~., - m.m..- _ - - . . . , _ - - - . . . . - . . . , - _ . _ _ . _ _ , _ _ . . - - ~ . ~ . - , - -

1/15/9998 Pant 66 11Nt Of DAY: 9:35:39 P40044NI JfD Vittl0N: PC'1.2 timerick Generatire Station a JfD 27011 LEVEL

• January throuth Decenter 1997

$11t IN N11Fitts DATA Pit l0D (KANlWID: 1/ i/91 + 12/31/91

• • • ANNUAL m

$1A81Liff 8A$tD ON: DELTA 1 N fWEEN 266.0 AND' 26.0 fitt WIND G Alutt0 Att 270.0 ftti WlWD INet$ MOLD Af: .50 MPM TOTAL maestR Of OtStWVA110Nss 8760 TOTAL NUNett 07 VALID OtMtVAll0NS 8428 TOTAL NUMett OF NilllNG OtttRVAtl0N8: 332 Pitt!NT DATA htCOVttf FOR TNil Pitl00s 96.2 %

MEAN WIND SPltD FOR THit Pitl00: 11.4 NPM 10tAL NUNett Of CBSERVA110NS WitM 8ACKUP DATA: 0 PERCtNTAGE OCCuttthCE Of $1AtiLiff CLAlltl A 8 C D E F G 2.78 4.95 6.57 42.f4 28.84 9.11 5.01 Dil1RitUil0N Of WIND DIRtCil0N V8 $1A41Liff l N NNE WE INE E E81 St $$t S $$W SW WsW W WWW WW NNW CALN A 4 8 1 0 0 1 1 3 16 39 38 22 62 17 13 9 0 8 15 19 10 7 1 2 5 6 17 33 33 28 80 86 59 16 0 C 41 24 15 21 15 6 7 8 24 33 33 36 63 9f 87 42 0

, D 209 133 149 780 202 105 82 90 195 183 144 106 282 736 496 210 0 69 188 266

) E 114 81 91 101 77 41 77 193 234 155 226 395 123 0 f- 38 25 29 33 28 21 14 16 34 36 74 58 79 177 59 47 0 0 10 14 16 8 10 6 2 7 12 11 20 29 50 142 59 26 0 TOTAL 431 292 301 440 357 218 152 207 A*1 569 530 434 842 1652 1039 473 0 1

?

e f

I I

1

++  %

4 d'

d s I -

1 0 [

10 3 n, sss, sss, CALM o.o M i k g  : e 4

• IV -

ANNUAL B575 085.

tEEEER W I N D DIRECTION FREGUENCY (PERCENT)

(ZZ2D ME AN WIND SPEED ( MI/HR )

Limerick - 270 Ft Level 1997 Annual Wind Rose i

PECO NUCLEAR A Unit of PECO Energy Limeric<

Generating Station I

I

_ _ _ _ _ _ _ . _ _ _ _ _ _ _ _ . _ _ _ _ _ _ L