ML031490414

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Radiation Dose Assessment Report No. 18
ML031490414
Person / Time
Site: Peach Bottom  Constellation icon.png
Issue date: 05/22/2003
From: West R
Exelon Nuclear
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
Download: ML031490414 (62)


Text

ExelnSM Exelon Nuclear Telephone 717.456.7014 Nuclear Peach Bottom Atomic Power Station www.exeloncorp.com 1848 Lay Road Delta, PA 17314-9032 1 OCFR 50 App. I May 22003 U. S. Nuclear Regulatory Commission Document Control Washington, DC 20555-0001 Peach Bottom Atomic Power Station Unit Nos. 2 & 3 Facility Operating license Nos. DPR-44 & DPR-56 NRC Docket Nos. 50-277 & 50-278

Subject:

Radiation Dose Assessment Report No. 18 January 1, 2002 through December 31, 2002 Enclosed is the Radiation Dose Assessment Report No. 18, January 1,2002 through December 31, 2002 for Peach Bottom Atomic Power Station Unit Nos. 2 & 3.

This report is being submitted in accordance with the reporting requirements of Peach Bottom ODCMS Sections 3.8.E.2 & 3.10.3 applicable during reporting period. The untimely issuance of this report is being tracked by Corrective Action 00159151.

Sincerely, R. G. West Vice President, Peach Bottom Atomic Power Station JAS/GRSIWStim CCN# 03-14046 Enclosure Cc:

H. J. Miller, Administrator, Region I, USNRC J. Jang, Region I, USNRC A. C. McMurtray, USNRC Senior Resident Inspector, PBAPS Senior Project Manager, USNRC

PEACH BOTTOM ATOMIC POWER STATION UNIT NOS. 2 & 3 DOCKET NOS. 50-277 AND 50-278 ANNUAL RADIATION DOSE ASSESSMENT REPORT NO. 18 JANUARY 1, 2002 THROUGH DECEMBER 31, 2002 SUBMITTED TO THE UNITED STATES NUCLEAR REGULATORY COMMISSION PURSUANT TO FACILITY OPERATION LICENSES DPR-44 & DPR-56 PREPARED BY ExeM Nuclear Operation Support 200 Exelon Way Kennett Square, PA 19348

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report TABLE OF CONTENTS Section Title Page I

Executive Summary 3

11 Introduction 5

IlIl Peach Bottom Liquid And Gaseous Radwaste 5

Effluents IV Land Use Survey 5

V Hydrology And Meteorology 5

VI Liquid And Gaseous Pathway Dose Models 6

VIl Calculated Annual Doses 11 Vill ISFSI Doses 16 IX Conclusions 16 X

References 16 APPENDIX A - Meteorological Data 17 1

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report (Page Intentionally Left Blank) 2 I.4D k

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report EXECUTIVE

SUMMARY

In accordance with the reporting requirements of Peach Bottom Offsite Dose Calculation Manual Specifications (ODCMS) Sections 3.8.E.2 and 3.10.3, this report summarizes the radiation doses due to the radioactive effluent releases from Peach Bottom Atomic Power Station Units 2 and 3 for the period January 1, 2002 through December 31, 2002.

The 2002 calculated doses were compared to the appropriate ODCMS and Appendix I Design Objective limits (Table 1-1). The maximum offsite total body dose, due to liquid releases was 1.01 E-02 mrem. The maximum offsite total body dose, due to gaseous releases was 1.70 E-01 mrem.

The PBAPS radioactive releases and the doses that were conservatively calculated were well within all applicable Radioactive Effluent Technical Specifications, ODCMS, 10CFR50 Appendix I design objective dose limits.

Therefore, we conclude that doses from PBAPS releases were within I OCFR72.104 and 40CFR190 limits of 25 mrem - total body, 75 mrem - thyroid and 25 mrem - any other organ to a real individual.

TABLE 1-1 COMPARISON OF THE 2002 CALCULATED DOSES RESULTING FROM PBAPS EFFLUENT RELEASES TO ODCMS LIMITS MAXIMUM ODCMS AND APPENDIX DOSE

% of A I DESIGN OBJECTIVE CATEGORY DOSE PATHWAY FROM LIMITS PBAPS A

I.

Liquid Effluents

a.

Dose to total body 1.01 E-02 0.17%

6 mreryr from all pathways

b.

Dose to any organ 1.42 E-02 0.07%

20 mremlyr from all pathways II.

Gaseous Effluents*

a.

Gamma air dose 2.49 E-01 1.25%

20 mrad/yr

b.

Beta air dose 1.53 E-01 0.38%

40 mrad/yr

c.

Dose to total body of 1.70 E-01 1.70%

10 mrem/yr an individual

d.

Dose to skin of an 3.34 E-01 1.11%

30 mrem/yr individual

e.

Dose to any organ 1.95 E-01 0.65%

30 mrem/yr (thyroid) from all pathways 10CFR5O Appendix I specifies dose from noble gases only for Category II (a, b, c and d).

PBAPS doses presented for Category II (c and d) items include noble gas and particulate components.

3

r-Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report (Page Intentionally Left Blank) 4

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report

11.

INTRODUCTION Peach Bottom Atomic Power Station is located on the western shore of Conowingo Pond in York County, Pennsylvania. The station, two boiling water reactors (U2 - 3,514 MWt, U3 - 3,458 MWt), was described in the Updated Final Safety Analysis Report (Ref. 2). Conowingo Pond was the receiving stream for liquid radwaste effluents.

Detailed discussion of the methodology utilized in the report has been provided in a previous report (Ref. 1). Report No. 14 discussed that all future reports will be calculating doses using a bounding analysis (Ref. 6).

IIl.

PEACH BOTTOM LIQUID AND GASEOUS RADWASTE EFFLUENTS The releases of radioactive material in liquid and gaseous effluents from PBAPS were reported in the Peach Bottom Atomic Power Station Effluent Release Report No. 45 (Ref. 3) per ODCMS 3.10.2 IV.

PEACH BOTTOM LAND USE SURVEY A dairy pasture survey was performed in 2002, which determined the milk-producing animal (cow or goat) closest to PBAPS in each sector per ODCMS 3.8.E.2. A small number of goats (2-4) were identified in the SSW sector at 2.2 miles from PBAPS. Milk, when available from these goats was used for home consumption. Due to the small number of animals, this farm was not added to the radiological environmental monitoring program. Additionally, no changes to the ODCM were required as a result of this survey.

V.

HYDROLOGY AND METEOROLOGY A.

HYDROLOGY Travel times and dilution factors were determined based on the daily Conowingo Pond flows in 2002. Daily Pond flows were reviewed to determine a mean monthly Pond flow. Each daily flow value was assigned to one of three Pond flow regimes (Ref. 4). The resulting daily travel times and dilution factors were then averaged to determine a monthly mean travel time and dilution factor for nearest receptor location, 1,500 feet below the discharge (Table V-1).

5 I

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report TABLE V-1 Month-January February March April May June July August September October November December TRAVEL TIMES AND DILUTION FACTORS FOR RECEPTOR LOCATION-1500 FEET BELOW THE PBAPS DISCHARGE, 2002 Travel Time Hours 6.9 2.2 2.2 2.0 1.6 2.0 9.9 15.0 13.2 3.1 2.0 1.9 Dilution Factor 1.6 2.0 2.0 1.9 1.7 1.9 1.5 1.4 1.4 1.8 1.9 1.9 B.

METEOROLOGY Appendix A details the 2002 meteorology affecting the atmospheric dispersion and the deposition of radionuclides from PBAPS gaseous effluent releases.. This meteorology was used in the calculation of doses, due to radioactive effluents from PBAPS Units 2 and 3 offgas stack and roof vents.

VI.

LIQUID AND GASEOUS PATHWAY DOSE MODELS A.

LIQUID DOSE MODEL The maximum annual doses to individuals in unrestricted areas that could result from the liquid effluent releases from PBAPS were calculated according to the guidelines in USNRC Regulatory Guide 1.109 (Ref.5) and 6

Peach Bottom Atomic PoNver Station 2002 Radiation Dose Assessment Report the models described therein. NRC computer code, LADTAP, was used to perform these dose calculations.

The liquid release pathways that were considered in making these calculations included drinking water,-aquatic foods, shoreline, swimming, and boating. All pathways were calculated using the equations and dose factors provided in the LADTAP computer code.

A bounding dose analysis method was used to calculate total body, organ, ard skin doses due to liquid releases, assuming that all pathways (i.e.,

drinking water, aquatic foods, shoreline usage, swimming, and boating) existed at the receptor location-1,500 feet below the plant discharge (Figure VI-). The highest usage factors determined for Conowingo Pond were used for each pathway for conservatism. Table VI-1 below indicates the bounding usage factors for this location. The shoreline width factor was also set at 0.2, the highest factor in Conowingo Pond.

Table VI-1 Bounding Usage Factors for Receptor Location 1500 feet below the Plant Discharge Factor Adult Teen Child Infant Eating Fish (kg/yr)

'21 16.9 6.9 0

Drinking Water (/yr)

'730 510 510 330 Shoreline Use (hr/yr) 325 325 14 0-Swimming (hr/yr) 280 280 0

0 Boating (hr/yr) 325 325 67 0

B.

GASEOUS PATHWAY MODEL:

The maximum annual doses to individuals in unrestricted areas that could result from the gaseous radioactive effluents from PBAPS were calculated according to the guidelines in USNRC Regulatory Guide 1.109 (Ref.5) and the models described therein. NRC computer code, GASPAR, was used to perform these dose calculations.

The annual average X/Q, depleted X/Q and D/Q values were computed to a distance of 50 miles for gaseous radioactive effluent's from the Unit 2 and Unit 3 off-gas stack and roof vents, using the dispersion methodologies of USNRC Regulatory Guide 1.1 1 1 (Ref. 7) with two differences. The first difference

a. the utilization' of the site-specific plume rise equations for the roof vents radioactive effluent releases developed in the PBAPS smoke test. These equations were used with the USNRC Regulatory Guide 1.111 wake split criteria for vent stacks releases. The second difference was the utilization of deposition velocity to compute D/Q from the depleted X/Q values, rather than the use of USNRC Regulatory Guide 1.111 D/Q curves.

7

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report Using GASPAR, two bounding dose calculations were performed for the receptor locations with the highest X/Q from the Unit 2 and Unit 3 roof vents (154A, 1,300 feet E) and from the Unit 2 and Unit 3 off-gas stack (2068A, 15,000 feet N) (Figures VI-1 and VI-2, respectively). Gaseous release pathways considered included external radiation from the air and ground, inhalation and ingestion of vegetation, meat, cow's milk and goat's milk. The inhalation and ingestion pathways were evaluated for the adult, teenager, child, and infant age groups. To assure that this analysis was conservative, it was assumed that all pathways existed at these two locations.

In addition to the bounding dose analysis calculation, an analysis for determining the doses from gaseous radioactive effluents to members of the public due to their activities inside the site boundary during 2002 was completed to comply with ODCMS Section 3.10.3. For purposes of this report the security checkpoint located 1,300 feet N of the PBAPS Unit 2 and Unit 3 roof vents was chosen (Figure VI-1). This on-site location was used for measuring inhalation, plume and ground shine doses to the National Guardmen and State Police. Continuous occupancy (2080 hours0.0241 days <br />0.578 hours <br />0.00344 weeks <br />7.9144e-4 months <br />) was assumed.

Approximately 380 Ci of unidentified gaseous radioactive effluent activity released from PBAPS in 2002 were assigned to Kr-87 for calculating the Beta Air Dose and to Kr-88 for calculating the Gamma Air and Plume doses. These two nuclides have the highest dose potential and therefore, the analysis remains conservative.

8

Pcach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report FIGURE VI-1 Locations Where The Maximum Exposed Individuals Were Evaluated For Doses Resulting From Radioactive Effluent Releases From PBAPS Unit 2 and Unit 3 Roof Vents and From Liquid Radwaste Discharges, 2002 9

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report FIGURE VI-2 Locations Where The Maximum Exposed Individual Was Evaluated For Doses Resulting From Radioactive Releases From PBAPS Unit 2 and Unit 3 Off-Gas Stack, 2002 10

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report VII.

CALCULATED ANNUAL DOSES A.

Liquid Releases The annual doses for the maximum exposed organ in the adult, teenager, child, and infant age categories was calculated at the highest receptor location, 1,500 feet below the discharge (Table VII-1). The maximum doses were as follows:

MAXIMUM PERCENT OF IOCFR5O DOSE PATHWAY CALCULATED APPENDIX I DOSE (mrem)

DESIGN OBJECTIVE ADULT TOTAL BODY 1.01 E-02 0.17%

ADULT GI-LLI 1.42 E-02 0.07%

B.

Gaseous Releases The annual offsite doses to all organs through all pathways by age group were calculated at the two locations with the highest annual average X/Q value for the Unit 2 and Unit 3 roof vents and off-gas stack releases. The two locations were 1,300 feet E of the PBAPS Unit 2 and Unit 3 roof vents (Table VII-2) and 15,000 feet N of the PBAPS Unit 2 and Unit 3 off-gas stack (Table VII-3). A review of the calculated doses indicated that the offsite location where a person would receive the largest calculated total body, skin and organ doses was 1,300 feet E of the PBAPS Unit 2 and Unit 3 roof vents. This location is in Conowingo Pond. Therefore, doses to other geographical areas would be less. The maximum calculated doses were as follows:

MAXIMUM PERCENT OF ODCM AND DOSE PATHWAY CALCULATED 10CFR50 APPENDIX I DOSE DESIGN OBJECTIVE Child Total Body 1.70 E-01 (mrem) 1.70%

Infant Thyroid 1.95 E-01 (mrem) 0.65%

Child Skin 3.34 E-01 (mrem) 1.11%

Gamma Air Dose 2.49 E-01 (mrad) 1.25%

Beta Air Dose 1.53 E-01 (mrad) 0.38%

C.

-Non-Occupational Activity The location where a person would receive the largest calculated total body dose from exposure to PBAPS gaseous radioactive effluent releases due to non-occupational activities inside the site boundary was at the Security checkpoint, approximately 1,300 feet N of the PBAPS Unit 2 and Unit 3 roof vents. Assuming continuous occupancy, the calculated total body and skin doses were 1.02 E-01 mrem and 2.03 E-01 mrem, respectively (Table VII-4).

11

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report TABLE VII-1 CALCULATED MAXIMUM ANNUAL DOSES DUE TO LIQUID RADWASTE RELEASES AT 1500 FEET DOWNSTREAM OF PEACH BOTTOM DISCHARGE, 2002

_a_ _

SKIN BONE

  • LIVER
TOTAL BODY: THYROID KIDNEY LUNG GI-LLI I------------------- -------- --------- ----------I--------d------------------F---------

'ADULT I

I S

I a~~~~~-

- I-I FISH:

191 E03' 4.78E-03' 2.45E-03 314E 05' 240E-03 211E-04' 5.56-03' DRINKING:

4.28E-05:

1.40E-03 1.38E-03:

1.21E-03:

1.27E-03 1.22E-03 2.43E-03 r-----

I------I------------------


s -------- --------n

'SHORELINE' 7.27E-03' 6.19E-03 6.19E-03' 6.19E-03 '

6.19E-03 '

6.19E-03:

6.19E-03 6.19E-03'

  • SWIMMING:

5.22E-05' 5.22E-05' 5.222-05' 5.22E-05F 5.222-05' BOATING:

3.01E-05 *

3.0 1E-05

3.0 1E-05

3.0 1E-05

3.0 1E-05

3.01E-05 :

3.o1E-05.

,-------)--------------r-----------------.-----------------T-------------------

TOTAL:

7.27E-03 8.22E-03:

1.24E-02:

1.0 1E-02

7.50E-03:

9.92E-03t 7.70E03 1.42E-02 a TEENAGER a

a a

a a

a a

a FISH:*

1.92E-03

  • 4.80E-03 a

2.0 3E-03

2.42E-05 a 2.33E-03*

2.43E-04*

3.76E-03a a DRINKING a 3.94E-05 1.03E-03_

1.00E-03' 8.56E-04J 9.04E-04, 8.62E-04' 162203'

SHORELINE:

7.27E-03, 6.19E-03 6.19E-031 6.19E-03I 6.19E-03:

6.19E-03:

6.19E-03:

6.19E-03' r-----------------


r - - ---------

I---------

I--------

,-------- r--------

SWIMMING:

5.22E-05:

5.22E-05 5.22E-05 5.22E 05 a 5.22E-05:

5.22E-05 5.22E-05:

a - -a-a--

a--

a--

a--

a--

a--

a--

a--

a BOATING 3.01E-05' 301E-05 301E05' 3.01E-05' 3.01-05'a 3.01E05'a 3.1E-05' n---------r--------

r--------

r---------

r------n----------------

-- r--------

4 a

TOTALa 7.27E03 8.21E03 1.21E-02:

9.28E-03 7.15E-03:

7.36E03 E

136-03, a -

a

q.

q~~~~~~~~~~~~~~9.8 73

-3 1.16E-02' e---------------F--------F --------

s---------- --------

,CHILD a

a FISH a 2 25E-03a 3.97E-03, 1 76E-03' 2 0 0E-0 5a 1.85E03.

1.95E-04

. 27E-0 3J DRINKING:

1.08E-04a 1.96E-03 1.99E-03a 1.64E-03 a 1.73E-03a 1.65E-03a 2.25E-03:


i-------- r--------

r--------

r---------r--------

i-------- T--------r--------

i

'SHORELINE:

3.13E-04 t 66&0i 2.66E-04 2.66E-04 2.66E-04 2.66E-04 2.66E-04:

2.66E-04:

a----

a-3.1---3--04----

a BOATING a a

6.24E-06 a 6 24E-06 a 6.24E-06 a 6.24E-06 a 6.24E-06 a 6.24 06 a 6.24E-06 a a

TOTALa 3 3E-04 a 2.63E03 6

-03 403-03 1.93E-03 3.842-03 a 2.122 03 3

a S.

L S.

3.78E-O3l t-------^-----------------------------------------------------------------------

NFANT a DRINKING a 082-04 a 2.012-03 a 197E-03 a 1.612-03 a 1.69E-03 a 1.62E-03 a 2.01E-03 a r--~~~

~~----------r--------r---------

____r--------

4

TOTAL, I

108E-04a a

2.01E-03' 1-97E03 1.61E-3 1.69-03 1.622-03 L 2.01E-03 12

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report TABLE VII-2 ANNUAL DOSES( 1' TO ALL ORGANS BY PATHWAY AT LOCATION OF HIGHEST CALCULATED TOTAL BODY DOSE DUE TO RADIOACTIVE EFFLUENT RELEASES FROM PEACH BOTTOM UNIT 2 AND UNIT 3 ROOF VENTS, 2002 LOCATION 154A -1,300 FEET, EAST ANNUAL BETA AIR DOSE =

1.53E-01 MILLIRADS ANNUAL GAMMA AIR DOSE =

2.49E-01 MILLIRADS a PATHWAY '

T.BODY ' G-TRACT BONE LIVER '_KIDNEY, THYROID '

-IN PLUME 1.68E-01 1.68E-01 1.68E-01 1.68E-01 1.68E-01 1.68E-01 1.70E-01 3.33E-01 GROUND

  • 7.51E-04 '

7.51E-04 '

7.51E-04 '

7.51E-04 '

7.51E-04 7.51E-04 '

7.51E-04 '

8.84E-04 VEGET a

a ADULT 316E-04 1.49E-04 a

1.28E-03 8.69E-06 a

2.22E-06 a 2.40E-04

  • 1.98E-07 --a 1.97E-07 a

------- >--------- -------- -------- -------v--------- --------r a

TEEN '

4.15E-04 a

1.68E 04, 1.68E-03a 1.29E-05 265E-06 '

2.10E-04 237E-07, 2.35-07 CHILD:

7.23E-04 1.18E-04 2.88E-03 1.96E-05 3.65E-06 3.29E 3.71E-07 3.69E-07.

a a

a a- - -

a- - -

a-- -

a-M EAT a

a a

a a

  • ---------+----------------*------------------

F----- ----

1--------- I-_-_--_-__-_

a.

a-

-a

-a

-.a 4

I~

a, ADULT a

9.24E-06 L3.70E-05

'2.13E-05 J'

2.26E-06,~

4.81E2-07,

- 8.22E-05

'3.142-08 3.12E-08 TEEN-:

6.64E-06 2.00E-05 1.41E 1.75E-06 3.85E-07 5.96E-05 1.88E-08 1.86E-08

__CHILD a 9602-06_ a 1.02E05

_191E05

'_ 211E06 4.85E-07 8.99E-05 2.27E 2.25E-08 COW MILK, a

a a

- ADULT

  • 1.35E-05 7.39E-06
  • 5.16E-05 2.39E-06 a

3.56E-06 6.63E-04 7.35E-08

  • 7.33E-08 a a

TEEN a1.97E-05 9.132-06 a

7.47205, 4.18206 a

6.31E-06 a

1.05203 a

9.59-08,a 9.552-08 TCHILD

'-- 3.482-05, 6.572-06 132-04 71806 1.05E4-5 2072-03 1.51E-07 1.512-07 a

-6a INFANT :

4.23E-05 6.18E-06 161E04 1.71E05 a 1.82E-05 5.03E03 2.30E-07 2.29E-07

-GOATMILK a

a a

I

£ L

J-L-

-3 ADULT:

4.34E-05 1.03E-05 1.76E-04

-8.52E-06 1.44E-05 2.72E-03 1.50E-07 1.49E-07 TEEN 6.31E-05 a

1.38E-05 a 2.58E-04 a

1.51E-05 256205 4.31E-03 1.95E-07 1.952-07 a

CHILD 1112-04 1.11E-05 '

4.662-04 '

262E-05

-42605 8.50E-03' 3.08E-07 a

3.08-07 '

a INFANT, :1.35E-04 1.12E-05.

5.91E-04.

6.37E-05

- 7.40E-05, 2.07E-02

-4.67E-07.

4.67E-07 T -

I a

I-INHAL

  • a INHAL a

a

~~-----------

a a

a ADULT '- 1.49E-06 '

1.58E-06 2.03E-05 -:

3.34E-07 3.65E-07 4.47E-05, 2.48E-05 1.20E-07 a

TEEN.

1.65E-06 1.50E 2.22E-05 a

4.10E-07

  • 456E-07 5.50E-05 3.68E-05 a 1.21E-07 a CHILD 1.61E-06 6 522-07,a 2.10E-05 a

3.772-07 '

4.19E-07 F

6.132-05 a

3.02E-05 '

1.072-07a

-__NFANT_ a, 7.122-07,- 2.51E 8.66E-06 2.84E-07 2.65E-07 5.592-05 2.012-05a 6.15E-08 I

.L

.3 r---

a a---

a----

a-------------

- a a

TA L

'a a

- - - - - - -I 7

7a 0

-1 *-

a a1 ADULT.

1.69E-01

-1.69E-01 _

-1702-01 a

1.69E-01 1.69E-01,o 1.73E-01 1.71E-01 3.34E-01

  • - TEN 1.9-0 a.91

-- 1.712-01 I.

1.692-01 aI 1.69E-01 1.74E-01 I-1.71-01 I

3.34E-01a a

CHILD

  • 1.702-01 a

1.692-01 1.722-01, 1.69E-01 1.69E-01

- 1.802-01, 1.712-01 3.34E-01 INFANT 1.69E-01 1.69E-01 1.70E-01 1.69E-01 1.69E-01 1.95E-01 1.71E-01 3.34E-01 a _ _ _ _ _ _ _ _ _ _ _ _ _

(1) Includes the corresponding dose due to radioactive effluent releases from the Unit 2 and Unit 3 off-gas stack 13

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report TABLE VII-3 ANNUAL DOSES"1 ) TO ALL ORGANS BY PATHWAY AT LOCATION OF HIGHEST CALCULATED TOTAL BODY DOSE DUE TO RADIOACTIVE EFFLUENT RELEASES FROM THE PEACH BOTTOM UNIT 2 AND UNIT 3 OFF-GAS STACK, 2002 LOCATION 2068A - 15,000 FEET, NORTH ANNUAL BETA AIR DOSE = 3.27E-02 MILLIRADS ANNUAL GAMMA AIR DOSE = 5.53E-02 MILLIRADS

' PATHWAY.

T.BODY Gl-TRACT '

BONE

' LIVER

' KIDNEY

' THYROID LUNG SKIN I.

A______s__-

YR--_-------

_-_-J-_-_----A-_-__-_--

Y I-DI- - - - - - - - -A--I--

PLUME 3.74E-02 : 3.74E-02 3.74E-02 3.74E-02 3.74E-02 3.74E-02 3.77E-02 7.28E-02

  • GROUND
  • 1.73E-04

' 1.73E-04 1.73E-04 a 1.73E-04

  • 1.73E-04 a 1.73E-04

' 1.73E-04

  • 2.04E-04 t--------r-------r------fi-------fi-------t---

i--------s

'VEGET ADULT

8.64E-05 5.02E-05 3.15E-04 1.48E-05
  • 1.33E-05 8.59E-05 1.27E-05 1.27E-05
  • TEEN 1.12E04 5 76-05 4.192-04
  • 1.83E-05 '

1.59-05 ' 7.92-05 151E-05 '

1.512-05 CHILD '

1.93E-04 5.39E-05 ' 7.41E-04 ' 2.85E-05 2.48E-05 1.24E-04 2.38E-05; 2.38E-05 MEAT

  • ADULT 4

420E-06 '1.072-05

' 5.54E-06 ' 2.612-06 ' 2.192-06 ' 2.71E-05 '2.01E-06

'2.01E-06' TEEN j 2.78E-06.

5.91E-06.

3.78E-06, 1.67E-06 j 1.34E-06 : 1.93E-05, 1.20E-06 : 1.20E-06

. CHILD

  • 3.74E-06 a 3.85E-06
  • 5.37E-06
  • 2.01E-06 1.63E-06 2.88E-05
  • 1.45E-06 1.45E-06 a COW MILK :

, ADULT

8.02E-06
  • 6.72E-06 a 1.31E-05
  • 5.56E-06 5.89E-06 : 2.07E-04 4.72E-06 4.72E-06
  • TEEN 1.10E-05 ' 8.64E-06 '

1.94E-05 7.62E-06 ' 8.22E-06 3.27E-04 6.15E-06 6.15E-06 '

4 S.

-a 4__

W 4

a-

-a 4____

  • CHILD 1.84E-05

' 1.152-05 3.58E-05 1.222-05.

1.31E-05 e

6.432-04 9.712-06 J' 9.71E-06 INFANT 2.55E-05 1.69E-05 4.70E-05 2.05E-05 2.06E-05 1.55E-03 1.47E-05 1.47E-05 t----

A It.

3 A

L-

-J

.3~~~~~5~~~~~~~~r~~~~~~~~r~~~~~-~-,------------------

ADULT

2.02E-05.

1.30E-05, 4.67E-05 i 1.22E-05 1.40E-05 8.41E-04.

9.63E-06.

9.63E-06 TEEN

2.80E-05 a 1.71E-05.

7.05E-05 a 1.71E-05 2.04E-05

  • 1.33E-03
  • 1.25E-05
  • 1.25E-05 a L-CHILD

' 4.73E-05 ' 2.35-05 1 35E-04 '278-05

' 3.282-05 ' 2.62E-03 '

1.98E 1.98205 INFANT 6.47E-05 3.38E-05 1.88E-04 4.95E-05 5.26E-05 6.35E-03 3.01E-05 3.01E-05

,INHAL a

a ADULT

., 8.082-06,' 8.19E-06 4.80-06, 7.812-06 7

783E-06,' 2.262-05 1 39E-05,' 7.752-06 TEEN 8.17E-06 8.23E-06 : 5.28E-06

  • 7.89E-06 7.91E-06 _

2.61E-05

  • 1.70E-05 a 7.80E-06
  • CHILD
  • 7.26E-06

' 7.07E-06

  • 5.03E-06 6.98E-06 ' 7.00E-06
  • 2.75E-05
  • 1.45E-05
  • 6.89E06
  • INFANT

' 4.132-06 ' 4.032-6S216*4-0 06 A-404-2.28E-05 9

9232-06 3

3962-06 I

I I

I I

I I

I I

I S

I

.I I

S I

I I

.I ITOTAL I

a a

I I

-.L -

-L j

t-ADULT

3.77-02: - 3.772-02

. 3.80E-02

. 3.76E-02 3.76E-02 3.88E-02

. 3.79E-02 7.30E-02 r--------T--------r 7------n-----------------

r--------l------------------

  • TEEN

' 3.77E-02.

  • 3.77E-02 3.81E-02 3.76E-02 3.76E-02 3.94E-02 3.79E-02 7.30E-02 CHILD

@ 3.78E-02

' 3.77E2-02 385E-02 377-E-02

_ 377E-02 4.10-02 3.792-02 7 312-02 INFANT

3.77E-02:

3.76E-02 : 3.78E-02 3.76E-02:

3.77E-02:

4.55E-02 :3.79E-02 :7.31E -02 (1) Includes the corresponding dose due to radioactive effluent releases from Unit 2 and Unit 3 roof vents 14

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report TABLE VI I-4 ANNUAL TOTAL BODYAND ORGAN DOSES DUE TO NON-OCCUPATIONAL

-ACTIVITIES INSIDE THE PEACH BOTTOM SITE BOUNDARY, 2002 LOCATION SECURITY CHECKPOINT - 1,300 FEET, NORTH ANNUAL BETA AIR DOSE =

9.27E-02 MILLIRADS ANNUAL GAMMA AIR DOSE =

1.51 E-01 MILLIRADS PATHWAY

' T.BODY:

l

'G-TRACT.

_ BONE

- LIVER

- KIDNEY

'THYROID LUNG

' SKIN PLUME 1.02E-01 1.02E-01.

1.02E-01 1.02E-01 1.02E-01 1.02E-01.

1.03E-01 : 2.02E-01 r~~~~~~~~~~~~~I----

I----*---

1

  • GROUND ;

4.52E-04 ' 4.52E-04 ' 4.52E-04 ' 4.52E-04 4.52E-04 4.52E-04 4.52E-04 ' 5.32E-04 s

,VEGET

'ADULT r----~~-T-~~~--r------l------n------T-------------l--------n---------

STEEN CHILD I

S MEAT a

,_ADULT A..

'TEEN t--- I------ -------- r------------------------t--------r-------n---------


I

  • CHLD.-.

'COW MILK I-I--

'ADULT r

r-r- -

2- -

4 -

-- - T 1 -- --

I-I TEEN

' CHILD L

INFANT r

~ ~ ~ ~~~~~~~~~~~~r -------

2---------

GOATMILK m

s ADULT r---------er---~~---r-------l~~~~-------- -----

--- rr--------------------------

. TEEN

.u t---------t--------r--

a CHILD I

I L-~~~~~~--

' INFANT INHAL tADULT

'.1-0 1.03E-06,-

1.222-05, 2.5-0 3.03E-07 L *2.71-05, 1.50E-05

', 1.55E-07 A

9.81E-07 L

2.852~~~~

~~-

E07 0 1.5E0 TEEN 1.08E-06 9.90E-07 1.34E-05 3.31E-07 3.59E-07 3.33E-05 2.23E-05 1.56E-07


T-------- r-------- -------- --------------- r------- -----------------

  • CHILD

' 1.04E-06 ' 4.67E-07 I 1.26E-05 I 3.01E-07 ' 3.27E-07 I 3.71E-05 I 1.83E-05 ' 1.38E-07

  • INFANT 4.71E-07 1.94E-07 5.22E-06 2 14E-07 2.03E-07 ' 338E05

_ 1.21-E05 7.95E-08

  • _T_

M-I 7-r r-------

I

'TOTAL U

I-ADULT 1.02E-01 1.02E-01 1.02E-01 1.02E-01

.. 1.02E-01_ -

02E-O1 1.03E-01 2.03E-01 F

Y-------.-g--------I-------i 1------

1 ---

!,-r-.-------

  • TEEN
  • 1.02E-01 ' 1.02E-01 '

1.-01 01 '

1.02E-01 91.02E-01 1.022-01 ' 1.03E-01

  • 2.032-01 F---------+-----

- - - - - - -. --- - - - - - -_ -- - - - - - -W -- -

l__

CHILD 102E-01 '1.02E-01 1.02E-012E 1.022-01 ' 1.022-01 '

1.03-01 '

2.03E-01 INFANT,

1.02E-01 1.02E-01 1.02E-01

1.02E-01 1.02E-01 1.02E-01 1.03E-01

. 2.03E-01 15

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report Vill.

ISFSI DOSES The Independent Spent Fuel Storage Installation (ISFSI) had no gaseous or particulate releases in 2002. Direct radiation measurements made at the site boundary indicated no increase in ambient radiation levels from the ISFSI operation. Therefore, the annual doses were within 10CFR72.104 limits of 25 mrem - total body, 75 mrem - thyroid and 25 mrem - any other organ to a real indivdual.

IX.

CONCLUSIONS Using conservative methodologies (i.e. bounding analysis with the highest annual average X/Q receptor locations with all pathways available) has shown that the calculated doses were extremely small and well within ODCMS, 10CFR50 Appendix I design objectives, IOCFR72.104, and 40CFR190 dose limits.

X.

REFERENCES

1.

Philadelphia Electric Company, "Peach Bottom Atomic Power Station Units 2 and 3, Radiation Dose Assessment Report No. 5", January 1, 1989 through December 31, 1989.

2.

PECO Energy Company, "Peach Bottom Atomic Power Station Units 2 and 3, Updated Final Safety Analysis Report."

3.

Exelon Nuclear, "Peach Bottom Atomic Power Station Units 2 and 3, Effluent Releases Report No. 45", January 1, 2002 through December 31, 2002.

4.

Philadelphia Electric Company, "Peach Bottom Atomic Power Station Units 2 and 3, Radioactive Effluent Dose Assessment", September 30, 1976.

5.

U. S. Nuclear Regulatory Commission, Regulatory Guide 1.109, "Calculation of Annual Doses to Man from Routine Releases of Reactor Effluent for the Purpose of Evaluating Compliance with 10 CFR Part 50, Appendix I", Revision 1, October, 1977.

6.

PECO Energy Company, "Peach Bottom Atomic Power Station Units 2 and 3, Radiation Dose Assessment Report No. 14", January 1, 1998 through December 31, 1998.

7.

U. S. Nuclear Regulatory Commission, Regulatory Guide 1.111, "Methods for Estimating Atmospheric Transport and Dispersion of Gaseous Effluents in Routine Releases from Light-Water-Cooled Reactors", Revision, 1, July 1977.

16

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report APPENDIX A - METEOROLOGICAL DATA The meteorology at the PBAPS site was evaluated by instruments on a meteorological tower on the bluff overlooking the plant and was described in the UFSAR (Ref. 2). All data were summarized using the Pasquill-Gifford system.

The following three tables present the annual summary of hourly meteorological data joint frequency distributions of wind speed, wind direction, and atmospheric stability at the three elevations of concern.

Table APP-A-1 APP-A-2 APP-A-3 Description Primary Meteorological Tower - 33' Elevation Primary Meteorological Tower - 75' Elevation Primary Meteorological Tower - 320' Elevation 17

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report (Page Intentionally Left Blank) 18

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report TABLE APP-A-1 DATA FROM METEOROLOGICAL TOWER FOOT LEVEL 19

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report (Page Intentionally Left Blank) 20

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 33 FT DELTA T: (316-33FT)

LAPSE RATE:

LE -1.9 DEG C/1OOM CLASS A 0.0-0.5 DIRECTION SUM PERCENT N

0 0.0 NNE 0

0.0 NE 0

0.0 ENE 0

0.0 E

0 0.0 ESE 0

0.0 SE 0

0.0 SSE 0

0.0 S

0 0.0 SSW 0

0.0 SW 0

0.0 WSW 0

0.0 W

0 0.0' WNW 0

0.0 NW

.- 0 0.0 NNW 0

0.0 0.6-3.5 WIND SPEED GROUPS (MPH)

.5 7.6-12.5 12.6-18.5 18.6-24.5 SUM PERCENT SUM PERCENT SUM PERCENT 4

0.1 7

0.1 0

0.0 9

0.1 5

0.1 0

0.0 16 0.2 10 0.1 0

0.0 20 0.3 5

0.1 0

0.0 16 0.2 4

0.1 0

0.0 7

0.1 10 0.1 0

0.0 3

0.0 5

0.1 2

0.0 2

0.0 7

0.1 4

0.1 0

0.0 12 0.2 12 0.2 0

0.0 1

0.0 3

0.0 0

0.0 2

0.0 5

0.1 0

0.0 1

0.0 3

0.0 0

0.0 1

0.0 3

0.0 0

0.0 0

0.0 1

0.0 1

0.0 0

0.0 0

0.0 0

0.0 4

0.1 0

0.0 SUM PERCENT SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 2

0.0 0

0.0 0

0.0 0

0.0 1

0.0 0

0.0 2

0.0 0

0.0 3

0.0 0

0.0 1

0.0 1

0.0 3

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 78 1.1 74 1.0 33 0.4 MEAN WIND SPEED:

5.5 MISSING

28 12 0.2 0.0 0

0.0 GE 24.6 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 SUM PERCENT 11 0.1 14 0.2 26 0.4 25 0.3 20 0.3 17 0.2 10 0.1 15 0.2 24 0.3 5

0.1 9

0.1 7

0.1 6

0.1 4

0.1 1

0.0 4

0.1 198 2.7 21 1:

4

Pcach Bottom Atomic Power Station 2002 Radiatioji Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 33 FT DELTA T:

(316-33FT)

LAPSE RATE: -1.8 TO -1.7 DEG C/100M CLASS B WIND SPEED GROUPS (MPH) 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT 2

0.0 13 0.2 4

0.1 1

0.0 3

0.0 0

0.0 3

0.0 2

0.0 0

0.0 14 0.2 0

0.0 0

0.0 5

0.1 0

0.0 0

0.0 4

0.1 4

0.1 0

0.0 1

0.0 7

0.1 3

0.0 1

0.0 12 0.2 6

0.1 0

0.0 12 0.2 18 0.2 0

0.0 4

0.1 3

0.0 0

0.0 2

0.0 8

0.1 0

0.0 5

0.1 4

0.1 0

0.0 2

0.0 11 0.1 0

0.0 3

0.0 8

0.1 0

0.0 3

0.0 4

0.1 1

0.0 8

0.1 12 0.2 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 1

0.0 0

0.0 0

0.0 0

0.0 1

0.0 9

0.1 2

0.0 0

0.0 0

0.0 32 0.4 80 1.1 81 1.1 14 0.2 SUM PERCENT SUM PERCENT 0

0.0 0

0.0 19 0.3 0

0.0 0

0.0 4

0.1 0

0.0 0

0.0 5

0.1 0

0.0 0

0.0 14 0.2 0

0.0 0

0.0 5

0.1 0

0.0 0

0.0 8

0.1 0

0.0 0

0.0 11 0.1 0

0.0 0

0.0 20 0.3 0

0.0 0

0.0 31 0.4 0

0.0 0

0.0 7

0.1 0

0.0 0

0.0 10 0.1 0

0.0 0

0.0 9

0.1 1

0.0 0

0.0 15 0.2 1

0.0 0

0.0 21 0.3 0

0.0 0

0.0 9

0.1 0

0.0 0

0.0 21 0.3 2

0.0 0

0.0 209 2.8 MEAN WIND SPEED:

7.4 MISSING

23 22 0.0-0.5 0.6-3.5 N

NNE NE ENE E

ESE SE SSE S

SSW SW WSW W

WNW NW NNW 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 GE 24.6 SUM PERCENT

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 33 FT DELTA T: (316-33FT)

LAPSE RATE: -1.6 TO -1.5 DEG C/10OM CLASS C WIND SPEED GROUPS (MPH) 7.6-12.5 12.6-18.5 18.6-24.5 DIRECTION

. SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT N

0 0.0 NNE 0

0.0 NE 0

0.0 ENE 0

0.0 E

0 0.0 ESE 0

0.0 SE 0

0.0 SSE 0

0.0 S

0 0.0 SSW 0

0.0 SW 0

0.0 WSW 0

0.0 W

0 0.0 WNW 0

0.0.

NW 0

0.0 NNW 0

0.0 0

0.0 6

0.1 35 0.5 3

0.0 9

0.1 6

0.1 0

0.0 15 0.2 1

0.0 0

0.0 10 0.1 0

0.0 0

0.0 11 0.1 1

0.0 0

0.0 10 0.1 1

0.0 0

0.0 2

0.0 5

0.1 3

0.0 1

0.0.

18 0.2 7

0.1 0

0.0 26 0.4 19 0.3 0

0.0 15 0.2 9

0.1 0

0.0 9

0.1 10 0.1 2

0.0 13 0.2 11 0.1 1

0.0 15 0.2 12 0.2 1

0.0 10 0.1 19 0.3 2

0.0 7

0.1 16 0.2 3

0.0 46 0.6 30 0.4 73 1.0 208 2.8 139 1.9 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 2

0.0 1

0.0 1

0.0 3

0.0 0

0.0.

6 0.1 8

0.1 6

0.1 2

0.0 SUM PERCENT SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 29 0.4 1

0.0 0

0.0 44 0.6 15 0.2 16 0.2 10 0.1 12 0.2 11 0.1 10 0.1

28.

0.4 46 0.6 25 0.3 22 0.3 26 0.4 35 0.5 38 0.5 31 0.4 81 1.1 450 6.1 MEAN WIND SPEED:

7.0 MISSING

52 23 0.0-0.5 0.6-3.5 3.6-7.5 GE 24.6 SUM PERCENT

Peach Bottom Atomic Power Station 2002 Radiation Dosc Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 33 FT DELTA T: (316-33FT)

LAPSE RATE: -1.4 TO -0.5 DEG C/1OOM CLASS D WIND SPEED GROUPS (MPH) 0.0-0.5 DIRECTION SUM PERCENT 0.6-3.5 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT GE 24.6 SUM PERCENT SUM PERCENT N

NNE NE ENE E

ESE SE SSE S

SSW SW WSW W

WNW NW NNW 0

0.0 106 1.4 160 2.2 45 0.6 4

0.1 0

0.0 74 1.0 67 0.9 3

0.0 0

0.0 0

0.0 107 1.4 29 0.4 0

0.0 0

0.0 0

0.0 84 1.1 4

0.1 0

0.0 0

0.0 0

0.0 69 0.9 24 0.3 0

0.0 0

0.0 0

0.0 63 0.8 44 0.6 6

0.1 1

0.0 0

0.0 59 0.8 98 1.3 20 0.3 0

0.0 0

0.0 58 0.8 153 2.1 62 0.8 0

0.0 0

0.0 51 0.7 135 1.8 64 0.9 15 0.2 0

0.0 24 0.3 61 0.8 34 0.5 3

0.0 0

0.0 12 0.2 60 0.8 37 0.5 4

0.1 0

0.0 17 0.2 60 0.8 38 0.5 4

0.1 0

0.0 18 0.2 93 1.3 88 1.2 24 0.3 0

0.0 19 0.3 133 1.8 152 2.0 54 0.7 0

0.0 36 0.5 174 2.3 220 3.0 69 0.9 0

0.0 48 0.6 185 2.5 143 1.9 25 0.3 0

0.0 845 11.4 1480 19.9 912 12.3 203 2.7 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 1

0.0 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 315 4.2 144 1.9 136 1.8 88 1.2 93 1.3 114 1.5 177 2.4 273 3.7 265 3.6 122 1.6 113 1.5 119 1.6 223 3.0 359 4.8 500 6.7 402 5.4 3

0.0 0

0.0 3443 46.4 MEAN WIND SPEED:

6.3 MISSING

525 24 SUM PERCENT

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 33 FT DELTA T: (316-33FT)

LAPSE RATE: -0.4 TO 1.5 DEG C/1OOM CLASS E WIND SPEED GROUPS (MPH) 0.0-0.5 0.6-3.5 3.6-7.5 DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT 0

0.0 36 0.5 28 0.4 1

0.0 33 0.4 14 0.2 0

0.0 27 0.4 1

0.0 0

0.0 48 0.6 6

0.1 1

0.0 72 1.0 5

0.1 0

0.0 91 1.2 22 0.3 1

0.0 110 1.5 45 0.6 0

0.0 137 1.8 89 1.2 0

0.0 126 1.7 75 1.0 0

0.0 88 1.2 63 0.8 0

0.0 67 0.9 80 1.1 0

0.0 74 1.0 137 1.8 0

0.0 101 1.4 121 1.6 1

0.0 68 0.9 131 1.8 0

0.0 82 1.1 88 1.2 1

0.0 38 0.5 47 0.6 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 6

0.1 19 0.3 5

0.1 5

0.1 20 0.3 17 0.2 14 0.2 11 0.1 4

0.1 7.6-12.5 12.6-18.5 18.6-24.5 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 0

0.0 0

0.0 0

0.0 2

0.0 0

0.0 0

0.0 0

0.0 SUM PERCENT 0

0.0 0

0.0 0

0.0 O0 0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 5

0.1 1198 16.1 952 12.8 102 1.4 3

0.0 0

0.0 0

0.0 2260 30.5 MEAN WIND SPEED:

3.7 MISSING

420 25 N

NE ENE E

ESE SE SSE S

SSW SW WSW W

WNW NW NNW GE 24.6 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 SUM PERCENT 65 0.9 48 0.6 28 0.4 54 0.7 78 1.1 113 1.5 156 2.1 232 3.1 221 3.0

. 156 2.1 152 2.0 231 3.1 241 3.2 214 2.9 181 2.4 90 1.2

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 33 FT DELTA T: (316-33FT)

LAPSE RATE:

1.6 TO 4.0 DEG C/1OOM CLASS F WIND SPEED GROUPS (MPH) 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT 1

0.0 9

0.1 1

0.0 19 0.3 0

0.0 14 0.2 0

0.0 17 0.2 0

0.0 19 0.3 1

0.0 33 0.4 0

0.0 20 0.3 0

0.0 15 0.2 0

0.0 23 0.3 0

0.0 26 0.4 1

0.0 61 0.8 0

0.0 95 1.3 0

0.0 79 1.1 0

0.0 41 0.6 1

0.0 21 0.3 1

0.0 14 0.2 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 2

0.0 0

0.0 1

0.0 0

0.0 2

0.0 0

0.0 0

0.0 0

0.0 4

0.1 0

0.0 17 0.2 0

0.0 58 0.8 1

0.0 46 0.6 1

0.0 10 0.1 4

0.1 4

0.1 0

0.0 0

0.0 0

0.0 6

0.1 506 6.8 144 1.9 6

0.1 1

0.0 0.0 0.0 663 8.9 MEAN WIND SPEED:

2.8 MISSING

107 26 0.0-0.5 0.6-3.5 N

NNE NE ENE E

ESE SE SSE S

SSW SW WSW W

WNW NW NNW GE 24.6 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 10 0.1 20 0.3 14 0.2 17 0.2 19 0.3 36 0.5 21 0.3 17 0.2 23 0.3 30 0.4 79 1.1 154 2.1 126 1.7 56 0.8 26 0.4 15 0.2

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 33 FT DELTA T: (316-33FT)

LAPSE RATE:

GT 4.0 DEG C/1OOM CLASS G WIND SPEED GROUPS (MPH) 7.6-12.5 12.6-18.5 18.6-24.5 DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT N

0 0.0 1

0.0 0

0.0 NNE 0

0.0 0

0.0 0

0.0, NE 0

0.0 8

0.1 0

0.0 ENE 0

0.0 9

0.1 0

0.0 E

0 0.0 12 0.2 0

0.0 ESE.

0 0.0 12 0.2 0

0.0 SE 0

0.0 2

0.0 0

0.0 SSE 0

0.0 3

0.0 0

0.0 S

0 0.0 7

0.1 0

0.0 SSW 0

0.0

-8 0.1 0

0.0 SW 0

0.0.

26 0.4 2

0.0 WSW

0.

0.0 55 0.7 10 0.1 W

0 0.0.

23 0.3 3

0.0 WNW 0

0.0.

7 0.1 0

0.0 NW 0

0.0 6

0.1 0

0.0 NNW 0

0.0 2

0.0 0

0.0 0

0.0 181 2.4 15 0.2 MEAN WIND SPEED:

2.4 MISSING

32 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 SUM PERCENT SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0.0-0.5 0.6-3.5 3.6-7.5 GE 24.6 SUM PERCENT 1

0.0 0

0.0 8

0.1 9

0.1 12 0.2 12 0.2 2

0.0 3

0.0 7

0.1 8

0.1 28 0.4 65 0.9 26 0.4 7

0.1 6

0.1 2

0.0 196 2.6 27

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 33 FT DELTA T: (316-33FT)

ALL STABILITY CLASSES WIND SPEED GROUPS (MPH) 7.6-12.5 12.6-18.5 18.6-24.5 DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT N

1 0.0 164 2.2 243 3.3 53 0.7 4

0.1 NNE 2

0.0 145 2.0 95 1.3 3

0.0 0

0.0 NE 0

0.0 190 2.6 43 0.6 0

0.0 0

0.0 ENE 0

0.0 202 2.7 15 0.2 0

0.0 0

0.0 E

1 0.0 204 2.7 34 0.5 0

0.0 0

0.0 ESE 1

0.0 220 3.0 83 1.1 6

0.1 1

0.0 SE 1

0.0 197 2.7 161 2.2 28 0.4 0

0.0 SSE 0

0.0 217 2.9 281 3.8 85 1.1 5

0.1 S

0 0.0 207 2.8 260 3.5 132 1.8 18 0.2 SSW 0

0.0 146 2.0 148 2.0 54 0.7 5

0.1 SW 1

0.0 166 2.2 172 2.3 65 0.9 9

0.1 WSW 0

0.0 243 3.3 284 3.8 77 1.0 7

0.1 W

0 0.0 222 3.0 281 3.8 132 1.8 34 0.5 WNW 1

0.0 136 1.8 287 3.9 198 2.7 75 1.0 NW 1

0.0 148 2.0 276 3.7 251 3.4 77 1.0 NNW 2

0.0 106 1.4 290 3.9 189 2.5 27 0.4 11 0.1 2913 39.3 2953 39.8 1273 17.2 262 3.5 SUM PERCENT SUM PERCENT 0

0.0 0

0.0 465 6.3 0

0.0 0

0.0 245 3.3 0

0.0 0

0.0 233 3.1 0

0.0 0

0.0 217 2.9 0

0.0 0

0.0 239 3.2 0

0.0 0

0.0 311 4.2 0

0.0 0

0.0 387 5.2 0

0.0 0

0.0 588 7.9 0

0.0 0

0.0 617 8.3 0

0.0 0

0.0 353 4.8 0

0.0 0

0.0 413 5.6 0

0.0 0

0.0 611 8.2 3

0.0 0

0.0 672 9.1 2

0.0 0

0.0 699 9.4 1

0.0 0

0.0 754 10.2 1

0.0 0

0.0 615 8.3 7

0.1 0

0.0 7419 100.0 MISSING HOURS:

1341 MEAN WIND SPEED:

5.1 28 0.0-0.5 0.6-3.5 3.6-7.5 GE 24.6 SUM PERCENT

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 33 FT DELTA T (316-33FT)

DIRECTION VS SPEED ONLY WIND SPEED GROUPS (MPH) 0.0-0.5 0.6-3.5 3.6-7.5 7.6-12.5 12.6-18.5 DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT 1

0.0 165 2.2 245 3.2 55 0.7 4

0.1 2

0.0 147 1.9 96 1.3 4

0.1 0

0.0 0

0.0 194 2.6 43 0.6 0

0.0 0

0.0 0

0.0 207 2.7 15 0.2

' 0 0.0 0

0.0 1

0.0 209 2.8 35 0.5 0

0.0 0

0.0 1

0.0 224 3.0 87 1.1 6

0.1 1

0.0 1

0.0 197 2.6 168 2.2 31 0.4 0

0.0 0

0.0 220 2.9 288 3.8 86 1.1 5

0.1 0

0.0 208 2.7 263 3;5 134 1.8 18 0.2 0

0.0 148 2.0 148 2.0 54 0.7 5

0.1 1

0.0 167 2.2 174 2.3 65 0.9 9

0.1 0

0.0 246 3.3 292 3.9 79 1.0 7

0.1 0

0.0 226 3.0 292 3.9 136 1.8 34 0.4 1

0.0 144 1.9 298 3.9 206 2.7 75 1.0 1

0.0 150 2.0 281 3.7 261 3.4 79 1.0 2

0.0 108 1.4 292 3.9 190 2.5 27 0.4 18.6-24.5 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 3

0.0 2

0.0 1

0.0 1

0.0 11 0.1 2960 39.1 3017 39.9 1307 17.3 264 3.5 7

0.1 0

0.0 7566 100.0 MISSING HOURSt 1194 MEAN WIND SPEED:

5.1 29 N

NNE NE ENE E

ESE SE SSE S

SSW SW' WSW W

WNW NW NNW GE 24.6 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 SUM PERCENT 470 6.2 249 3.3 237 3.1 222 2.9 245 3.2 319 4.2 397 5.2 599 7.9 623 8.2 355 4.7 416 5.5 624 8.2 691 9.1 726 9.6 773 10.2 620 8.2

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report TABLE APP-A-2 DATA FROM METEOROLOGICAL TOWER FOOT LEVEL 30

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report (Page Intentionally Left Blank) 31

Peach Bottom Atomic Power Station 2002 Radiationi Dose Assessment Report JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 75 FT DELTA T: (316-33FT)

LAPSE RATE:

LE -1.9 DEG C/1OOM CLASS A WIND SPEED GROUPS (MPH) 7.6-12.5 12.6-18.5 18.6-24.5 DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT 0

0.0 0

0.0 1

0.0 0

0.0 0

0.0 0

0.0 12 0.1 3

0.0 0

0.0 10 0.1 15 0.2 0

0.0 0

0.0 13 0.2 31 0.4 0

0.0 0

0.0 12 0.1 20 0.2 0

0.0 0

0.0 1

0.0 7

0.1 8

0.1 0

0.0 0

0.0 7

0.1 2

0.0 0

0.0 0

0.0 4

0.0 5

0.1 0

0.0 0

0.0 4

0.0 12 0.1 0

0.0 0

0.0 1

0.0 6

0.1 0

0.0 0

0.0 2

0.0 8

0.1 0

0.0 0

0.0 1

0.0 2

0.0 0

0.0 0

0.0 0

0.0 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 0

0.0 0

0.0 1

0.0 2

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 4

0.0 4

0.0 2

0.0 4

0.0 4

0.0 3

0.0 8

0.1 0

0.0 0

0.0 0

0.0 36 0.4 106 1.2 50 0.6 29 0.3 SUM PERCENT SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 2

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 15 0.2 25 0.3 44 0.5 32 0.4 16 0.2 9

0.1 13 0.2 20 0.2 9

0.1 14 0.2 8

0.1 6

0.1 8

0.1 1

0.0 3

0.0 3

0.0 0

0.0 224 2.6 MEAN WIND SPEED:

7.2 MISSING

2 32 PEACH BOTTOM 1/02-12/02 0.0-0.5 0.6-3.5 3.6-7.5 N

NNE NE ENE E

ESE SE SSE S

SSW SW WSW WNW NW NNW GE 24.6 SUM PERCENT

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 75 FT DELTA T: (316-33FT)

LAPSE RATE: -1.8 TO -1.7 DEG C/10OM CLASS B WIND SPEED GROUPS (MPH) 0.0-0.5 DIRECTION SUM PERCENT N

NNE NE ENE E

ESE SE SSE S

SSW SW WSW W

WNW NW NNW.

0 0.0:

0 0.0 O'

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0.

0 0.0 0

0.0:

0 0.0 0

0.0 0

0.0 0.6-3.5 SUM PERCENT 0

0.0 0

0.0 4

0.0 6

0.1 9

0.1 0

0.0 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0.0 20 0.2 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 SUM PERCENT SUM PERCENT 3

0.0 11 0.1 6

0.1 3

0.0 5

0.1 1

0.0 6

0.1 0

0.0 5

0.1 0

0.0 9

0.1 2

0.0 7

0.1 6

0.1 3

0.0 10 0.1 5

0.1 21 0.2 3

0.0 6

0.1 1

0.0 10 0.1 3

0.0 6

0.1 1

0.0 6

0.1 1

0.0 4

0.0 2

0.0 6

0.1 2

0.0 10 0.1 SUM PERCENT 2

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 2

0.0 6

0.1 1

0.0 1

0.0 0

0.0 9

0.1 12 0.1 4

0.0 4

0.0 62 0.7 102 1.2 4i 0.5 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 2

0.0 1

0.0 0

0.0 4

0.0 GE 24.6 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0

1.

0.0 0

0.0 0

0.0 0

0.0 SUM PERCENT 16 0.2 9

0.1 10 0.1 12 0.1 14 0.2 11 0.1 14 0.2 15 0.2 32 0.4 10 0.1 12 0.1 9

0.1 18 0.2 19 0.2 13 0.2 16 0.2 1

0.0 230 2.7 MEAN WIND SPEED:

9.3 MISSING

2 33

Peach Bottom Atomic Power Station 2002 Radiation Dosc Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 75 FT DELTA T: (316-33FT)

LAPSE RATE: -1.6 TO -1.5 DEG C/1OOM CLASS C WIND SPEED GROUPS (MPII) 0.0-0.5 DIRECTION SUM PERCENT N

NNE NE ENE E

ESE SE SSE S

SSW SW WSW W

WNW NW NNW 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0.6-3.5 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT 0

0.0 16 0.2 15 0.2 1

0.0 2

0.0 23 0.3 7

0.1 0

0.0 9

0.1 9

0.1 1

0.0 0

0.0 14 0.2 3

0.0 0

0.0 0

0.0 15 0.2 a

0.1 0

0.0 0

0.0 3

0.0 5

0.1 1

0.0 0

0.0 3

0.0 3

0.0 7

0.1 0

0.0 0

0.0 12 0.1 10 0.1 3

0.0 0

0.0 27 0.3 22 0.3 5

0.1 0

0.0 12 0.1 12 0.1 4

0.0 0

0.0 8

0.1 17 0.2 3

0.0 0

0.0 7

0.1 17 0.2 4

0.0 1

0.0 11 0.1 15 0.2 11 0.1 0

0.0 5

0.1 10 0.1 23 0.3 0

0.0 5

0.1 13 0.2 7

0.1 0

0.0 18 0.2 50 0.6 12 0.1 GE 24.6 SUM PERCENT SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 3

0.0 2

0.0 4

0.0 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 47 0.5 172 2.0 197 2.3 73 0.8 10 0.1 1

0.0 500 5.8 MEAN WIND SPEED:

8.7 MISSING

2 34 SUM PERCENT 32 0.4 32 0.4 19 0.2 17 0.2 23 0.3 9

0.1 13 0.2 25 0.3 54 0.6 28 0.3 28 0.3 28 0.3 42 0.5 40 0.5 29 0.3 81 0.9

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 75 FT DELTA T: (316-33FT)

LAPSE RATE: -1.4 TO -0.5 DEG C/1OOM CLASS D 0.0-0.5 0.6-3.5 WIND SPEED GROUPS (MPH)

.5 7.6-12.5 12.6-18.5 18.6-24.5 DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT N

0 0.0 34 0.4 100 1.2 95 1.1 17 0.2 NNE 0

0.0 45 0.5 120 1.4 38 0.4 5

0.1 NE 0

0.0 97 1.1 116 1.3 10 0.1 0

0.0 ENE 0

0.0 110 1.3 57 0.7 1

0.0 0

0.0 E

0 0.0 77 0.9 74 0.9 7

0.1 0

0.0 ESE 0

0.0 44 0.5 84 1.0 37 0.4 5

0.1 SE 0

0.0 25 0.3 86 1.0 72 0.8 0

0.0 SSE 0

0.0 23 0.3 137 1.6 73 0.8 12 0.1 S

0 0.0 28 0.3 141 1.6 111 1.3 35 0.4 SSW 0

0.0 23 0.3 52 0.6 51 0.6 16 0.2 SW 0

0.0 8

0.1 62 0.7 61 0.7 11 0.1 WSW 0

0.0 17 0.2 55 0.6 62 0.7 12 0.1 W

0 0.0 11 0.1 60 0.7 123 1.4 77 0.9 WNW 0

0.0 7

0.1 63 0.7 197 2.3 114 1.3 NW 0

0.0 9

0.1 125 1.5 218 2.5 113 1.3 NNW 0

0.0 16 0.2 154 1.8 188 2.2 73 0.8 0

0.0 574 6.7 1486 17.3 1344 15.6 490 5.7 MEAN WIND SPEED:

8.0 MISSING

6 -

SUM PERCENT 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 2

0.0 4

0.0 2

0.0 0

0.0 1

0.0 10 0.1 18 0.2 21 0.2 8

0.1 GE 24.6 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 SUM PERCENT 247 2.9 208 2.4 223 2.6 168 2.0 158 1.8 170 2.0 183 2.1 247 2.9 319 3.7 144 1.7 142 1.7 147 1.7 281 3.3 399 4.6 486 5.7 440 5.1 67 0.8 1

0.0 3962 46.1 35

Peach Bottom Atomic Powver Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 75 FT DELTA T: (316-33FT)

LAPSE RATE: -0.4 TO 1.5 DEG C/1OOM CLASS E WIND SPEED GROUPS (MPH) 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT N

0 0.0 40 0.5 52 0.6 10 0.1 0

0.0 NNE 0

0.0 35 0.4 9

0.1 6

0.1 0

0.0 NE 0

0.0 43 0.5 9

0.1 5

0.1 0

0.0 ENE 0

0.0 46 0.5 8

0.1 0

0.0 0

0.0 E

0 0.0 74 0.9 28 0.3 0

0.0 0

0.0 ESE 0

0.0 67 0.8 53 0.6 3

0.0 0

0.0 SE 0

0.0 79 0.9 103 1.2 10 0.1 0

0.0 SSE 0

0.0 98 1.1 120 1.4 30 0.3 0

0.0 S

0 0.0 85 1.0 120 1.4 41 0.5 3

0.0 SSW 0

0.0 48 0.6 111 1.3 13 0.2 2

0.0 SW 0

0.0 39 0.5 114 1.3 31 0.4 0

0.0 WSW 0

0.0 31 0.4 115 1.3 93 1.1 3

0.0 w

0 0.0 38 0.4 125 1.5 76 0.9 11 0.1 WNW 0

0.0 35 0.4 147 1.7 77 0.9 2

0.0 NW 0

0.0 35 0.4 160 1.9 45 0.5 3

0.0 NNW 0

0.0 39 0.5 82 1.0 26 0.3 0

0.0 0

0.0 832 9.7 1356 15.8 466 5.4 24 0.3 SUM PERCENT SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 102 1.2 50 0.6 57 0.7 54 0.6 102 1.2 123 1.4 192 2.2 248 2.9 249 2.9 174 2.0 184 2.1 242 2.8 251 2.9 261 3.0 243 2.8 147 1.7 1

0.0 0

0.0 2679 31.2 MEAN WIND SPEED:

5.2 MISSING

1 36 0.0-0.5 0.6-3.5 GE 24.6 SUM PERCENT

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 75 FT DELTA T:

(316-33FT)

LAPSE RATE:

1.6 TO 4.0 DEG C/1OOM CLASS F WIND SPEED GROUPS (MPH) 0.0-0.5 DIRECTION SUM PERCENT N

NNE NE ENE E

ESE SE SSE s

SSW SW WSW W

WNW NW.

NNW 0.6-3.5 3.6-7.5 SUM PERCENT SUM PERCENT 0

0.0 18 0.2 3

0.0 0

0.0 19 0.2 1

0.0 0

0.0 8

0.1 1

0.0 0

0.0 21 0.2 0

0.0 0

0.0 26 0.3 0

0.0 0

0.0 30 0.3 8

0.1 0

0.0 41 0.5 2

0.0 0

0.0 15 0.2 7

0.1 0

0.0 16 0.2 13 0.2 0

0.0 15 0.2 4

0.0 0

0.0 18 0.2 17 0.2 0

0.0 34 0.4 59 0.7 0

0.0 48 0.6 86 1.0 0

0.0 25 0.3 54 0.6 0

0.0 40 0.5 37 0.4 0

0.0 38 0.4 14 0.2 0

0.0 412 4.8 306 3.6 7.6-12.5 12.6-18.5 18.6-24.5 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 0

0.0 23 0.3 19 0.2 4

0.0 0

0.0 0

0.0 48 0.6 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 4

0.0 0

0.0 0

0.0 4

0.0.

SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 GE 24.6 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 770 9.0 MEAN WIND SPEED:

3.9 MISSING

0 37 SUM PERCENT 21 0.2 20 0.2 9

0.1 21 0.2 27 0.3 38 0.4 43 0.5 22 0.3 29 0.3 20 0.2 35 0.4 116 1.3 153 1.8 87 1.0 77 0.9 52 0.6

Peaclh Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 75 FT DELTA T: (316-33FT)

LAPSE RATE:

GT 4.0 DEG C/1OOM CLASS G WIND SPEED GROUPS (MPH) 7.6-12.5 12.6-18.5 18.6-24.5 DIRECTION SUM PERCENT SUM PERCENT N

NNE NE ENE E

ESE SE SSE S

SSW SW WSW w

WNW NW NNW 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

'0.0 0

0.'0 0

0.0 0

0.0 6

0.1 5

0.1 7

0.1 5

0.1 9

0.1 16 0.2 8

0.1 4

0.0 3

0.0 3

0.0 5

0.1 6

0.1 19 0.2 37 0.4 14 0.2 8

0.1 SUM PERCENT SUM PERCENT SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 1

0.0 2

0.0 0

0.0 0

0.0 0

0.0 2

0.0 7

0.1 35 0.4 18 0.2 3

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 4

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 SUM PERCENT SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0.0 155 1.8 69 0.8 4

0.0 0

0.0 0

0.0 0

0.0 228 2.7 MEAN WIND SPEED:

3.1 MISSING

0 38 0.0-0.5 0.6-3.5 3.6-7.5 GE 24.6 SUM PERCENT 6

0.1 5

0.1 7

0.1 5

0.1 10 0.1 17 0.2 10 0.1 4

0.0 3

0.0 3

0.0 7

0.1 13 0.2 58 0.7 55 0.6 17 0.2 8

0.1

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 75 FT DELTA T: (316-33FT)

ALL STABILITY CLASSES WIND SPEED GROUPS (MPH) 7.6-12.5 12.6-18.5 18.6-24.5 DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT N

0 0.0 98 1.1 175 2.0 131 1.5 20 0.2 NNE 0

0.0 106 1.2 171 2.0 57 0.7 5

0.1 NE 0

0.0 178 2.1 155 1.8 17 0.2 0

0.0 ENE 0

0.0 215 2.5 105 1.2 1

0.0 0

0.0 E

0 0.0 222 2.6 136 1.6 8

0.1 0

0.0 ESE.

0 0.0 161 1.9 167 1.9 51 0.6 5

0.1 SE 0

0.0 157 1.8 210.

2.4 97 1.1 0

0.0 SSE 0

0.0 140 1.6 283 3.3 128 1.5 21 0.2 S

0 0.0 132 1.5 310 3.6 207 2.4 53 0.6 SSW 0

0.0 89 1.0 183 2.1 89 1.0 25 0.3 SW 0

0.0 70 0.8 206 2.4 127 1.5 19 0.2 WSW 0

0.0 88; 1.0 247 2.9 203 2.4 23 0.3 W

0 0.0 117 1.4 318 3.7 244 2.8 111 1.3 WNW' 0

0s0 104 1.2 288 3.4 292 3.4 163 1.9 NW 0

0.0:

98 1.1 332 3.9 283 3.3 127 1.5 NNW 0

0.0 101 1.2 271 3.2 276 3.2 89 1.0 0

0.0 2076 24.2 3557 41.4 2211 25.7 661 7.7 SUM PERCENT 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 2

0.0 4

0.0 2

0.0 0

0.0 2

0.0 17 0.2 22 0.3 26 0.3 9

0.1 85 1.0 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 2

0.0 0

0.0 0

0.0 1

0.0 425 4.9 339 3.9 350 4.1 321 3.7 366 4.3 384 4.5 464 5.4 574 6.7 706 8.2 388 4.5 422 4.9 563 6.6 809 9.4 869 10.1 866 10.1 747 8.7 3

0.0 8593 100.0 MISSING HOURS:

167 MEAN WIND SPEED:

6.7 39 0.0-0.5 0.6-3.5 3.6-7.5 GE 24.6 SUM PERCENT

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 75 FT DELTA T: (316-33FT)

DIRECTION VS SPEED ONLY WIND SPEED GROUPS (MPH) 7.6-12.5 12.6-18.5 18.6-24.5 DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT N

0 0.0 99 1.1 176 2.0 135 1.5 20 0.2 NNE 0

0.0 106 1.2 172 2.0 59 0.7 5

0.1 NE 0

0.0 181 2.1 155 1.8 17 0.2 0

0.0 ENE 0

0.0 225 2.6 105 1.2 1

0.0 0

0.0 E

0 0.0 225 2.6 139 1.6 8

0.1 0

0.0 ESE 0

0.0 161 1.8 174 2.0 53 0.6 5

0.1 SE 0

0.0 157 1.8 212 2.4 104 1.2 0

0.0 SSE 0

0.0 141 1.6 283 3.2 135 1.5 21 0.2 S

0 0.0 134 1.5 315 3.6 208 2.4 53 0.6 SSW 0

0.0 89 1.0 186 2.1 91 1.0 25 0.3 SW 0

0.0 70 0.8 206 2.4 128 1.5 19 0.2 WSW 0

0.0 88 1.0 250 2.9 209 2.4 23 0.3 W

0 0.0 119 1.4 326 3.7 251 2.9 112 1.3 WNW 0

0.0 105 1.2 304 3.5 303 3.5 164 1.9 NW 0

0.0 101 1.2 336 3.8 290 3.3 132 1.5 NNW 0

0.0 104 1.2 272 3.1 277 3.2 89 1.0 0

0.0 2105 24.1 3611 41.3 2269 26.0 668 7.6 SUM PERCENT SUM PERCENT 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 2

0.0 4

0.0 2

0.0 0

0.0 2

0.0 17 0.2 22 0.3 28 0.3 9

0.1 87 1.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 2

0.0 0

0.0 0

0.0 1

0.0 431 4.9 342 3.9 353 4.0 331 3.8 372 4.3 393 4.5 473 5.4 582 6.7 714 8.2 393 4.5 423 4.8 572 6.5 827

9. 5 898 10.3 887 10.1 752 8.6 3

0.0 8743 100.0 MISSING HOURS:

17 MEAN WIND SPEED:

6.7 40 PEACH BOTTOM 1/02-12/02 0.0-0.5 0.6-3.5 3.6-7.5 GE 24.6 SUM PERCENT

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report TABLE APP-A-3 DATA FROM METEOROLOGICAL TOWER - 320-FOOT LEVEL 41

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report (Page Intentionally Left Blank) 42

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 320 FT DELTA T:

(316-33FT)

LAPSE RATE:

LE -1.9 DEG C/1OOM CLASS A WIND SPEED GROUPS (MPH) 0.0-0.5 DIRECTION SUM PERCENT N

0 0.0 NNE 0

0.0 NE 0

0.0 ENE 0

0.0 E

0 0.0 ESE 0

0.0 SE 0

0.0 SSE 0

0.0 S

0 0.0 SSW 0

0.0 SW 0

0.0 WSW 0

0.0 W

0 0.0 WNW 0

0.0 NW 0

0.0 NNW 0

0.0 0.6-3.5 SUM PERCENT

0.

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0, O.

0.0 0

0.0 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 SUM PERCENT SUM PERCENT 2

0.0 1

0.0 5

0.1 2

0.0 6

0.1 5

0.1 19 0.2 9

0.1 30 0.4 7

0.1 12 0.1 18 0.2 2

0.0 7

0.1 0

0.0 7

0.1 2

0.0 13 0.2 0

0.0 3

0.0 2

0.0 2

0.0 0

0.0 1

0.0 0

0.0 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 4

0.0 0

0.0 1

0.0 80 1.0 80 1.0 35 0.4 18 0.2 4

0.0 218 2.7 MEAN WIND SPEED:

10.2 MISSING:

8 43 SUM PERCENT 0

0.0 2

0.0 2

0.0 1

0.0 4

0.0 0

0.0 2

0.0 3

0.0 8

0.1 2

0.0 6

0.1 3

0.0 2

0.0 0

0.0 0

0.0 0

0.0 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 2

0.0 1

0.0 4

0.0 2

0.0 1

0.0 7

0.1 0

0.0 0

0.0 GE 24.6 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 0

0.0 2

0.0 1

0.0 0

0.0 0

0.0 SUM PERCENT 3

0.0 9

0.1 13 0.2 29 0.4 41 0.5 30 0.4 11 0.1 11 0.1 26 0.3 6

0.1 15 0.2 6

0.1 6

0.1 8

0.1 0

0.0 4

0.0

Peach Bottom Atomic Power Station 2002 Radiation Dosc Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 320 FT DELTA T: (316-33FT)

LAPSE RATE: -1.8 TO -1.7 DEG C/1OOM CLASS B WIND SPEED GROUPS (MPH) 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 DIRECTION SUM PERCENT SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 0

0.0 2

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.3 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 SUM PERCENT SUM PERCENT SUM PERCENT 3

0.0 8

0.1 4

0.0 1

0.0 1

0.0 1

0.0 5

0.1 2

0.0 2

0.0 3

0.0 1

0.0 2

0.0 7

0.1 0

0.0 1

0.0 10 0.1 5

0.1 0

0.0 1

0.0 12 0.1 3

0.0 1

0.0 5

0.1 6

0.1 2

0.0 17 0.2 15 0.2 1

0.0 4

0.0 4

0.0 2

0.0 3

0.0 7

0.1 0

0.0 4

0.0 4

0.0 0

0.0 1

0.0 13 0.2 0

0.0 4

0.0 3

0.0 1

0.0 5

0.1 1

0.0 0

0.0 12 0.1 7

0.1 SUM PERCENT SUM PERCENT 0

0.0 0

0.0 1

0.0 0

0.0 1

0.0 0

0.0 0

0.0 1

0.0 1

0.0 0

0.0 0

0.0 0

0.0 4

0.0 12 0.1 0

0.0 3

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 3

0.0 1

0.0 1

0.0 0

0.0 0.0 37 0.5 84 1.0 73 0.9 23 0.3 5

0.1 225 2.7 MEAN WIND SPEED:

12.3 MISSING:

7 44 0.0-0.5 0.6-3.5 N

NNE NE ENE E

ESE SE SSE S

SSW SW WSW W

WNW NW NNW GE 24.6 SUM PERCENT 0

0.0 15 0.2 3

0.0 11 0.1 8

0.1 9

0.1 15 0.2 16 0.2 13 0.2 35 0.4 9

0.1 12 0.1 8

0.1 21 0.3 20 0.2 8

0.1 22 0.3

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 320 FT DELTA T: (316-33FT)

LAPSE RATE: -1.6 TO -1.5 DEG C/10OM CLASS C WIND SPEED GROUPS (MPH) 7.6-12.5 12.6-18.5 18.6-24.5 SUM PERCENT SUM PERCENT 0

0.0 0

0.0 0

0.0

-O 0.0 0

0.0 2

0.0 0

0.0 4

0.0 0

0.0 6

0.1 0

0-.0 3

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0

0.

0.0 0

o.o.

0 0.0.

0 0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 15 0.2 SUM PERCENT SUM PERCENT SUM PERCENT 6

0.1 15 0.2 3

0.0 15 0.2 8

0.1 1

0.0 8

0.1 4

0.0 1

0.0 4

0.0 4

0.0 0

0.0 11 0.1 3

0.0 0

0.0 7

0.1 7

0.1 0

0.0 1

0.0 8

0.1 3

0.0 3

0.0 11 0.1 5

0.1 8

0.1 23 0.3 17 0.2 9

0.1 10 0.1 9

0.1 3

0.0 17 0.2 7

0.1 4

0.0 11 0.1 8

0.1 7

0.1 19 0.2 9

0.1 1

0.0 8

0.1 12 0.1 2

0.0 14 0.2 17 0.2

.7 0.1 45 0.5 22 0.3 96 1.2 207 2.5 114 1.4 SUM PERCENT 2

0.0 0

0.0 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 1

0.0 1

0.0 3

0.0 2

0.0 7

0.1 14 0.2 4

0.0 2

0.0 38 0.5 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 4

0.0 6

0.1 5

0.1 0

0.0 15 0.2 26 0.3 24 0.3 16 0.2 12 0.1 20 0.2 17 0.2 12 0.1 20 0.2 49 0.6 29 0.4 30 0.4 25 0.3 46 0.6 41 0.5 42 0.5 76 0.9 485 5.9 MEAN WIND SPEED:

11.4-'-

MISSING:

17 45 0.0-0.5 0.6-3.5 3.6-7.5 DIRECTION N

NNE NE ENE E

ESE SE SSE S

SSW SW WSW W

WNW NW NNW GE 24.6 SUM PERCENT

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessmncit Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 320 FT DELTA T: (316-33FT)

LAPSE RATE: -1.4 TO -0.5 DEG C/10OM CLASS D WIND SPEED GROUPS (MPH) 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 DIRECTION SUM PERCENT SUM PERCENT 0

0.0 5

0.1 0

0.0

-10 0.1 0

0.0 15 0.2 0

0.0 20 0.2 0

0.0 18 0.2 0

0.0 13 0.2 0

0.0 14 0.2 0

0.0 2

0.0 0

0.0 7

0.1 0

0.0 12 0.1 0

0.0 3

0.0 0

0.0 3

0.0 0

0.0 2

0.0 0

0.0 6

0.1 0

0.0 7

0.1 0

0.0 7

0.1 SUM PERCENT SUM PERCENT SUM PERCENT 42 0.5 102 1.2 59 0.7 46 0.6 70 0.9 30 0.4 37 0.5 77 0.9 22 0.3 64 0.8 52 0.6 10 0.1 51 0.6 53 0.6 20 0.2 40 0.5 59 0.7 49 0.6 50 0.6 81 1.0 50 0.6 48 0.6 98 1.2 62 0.8 56 0.7 129 1.6 94 1.1 29 0.4 71 0.9 41 0.5 23 0.3 58 0.7 46 0.6 16 0.2 57 0.7 41 0.5 23 0.3 54 0.7 71 0.9 19 0.2 62 0.8 157 1.9 42 0.5 146 1.8 199 2.4 73 0.9 155 1.9 137 1.7 SUM PERCENT SUM PERCENT 19 0.2 5

0.1 9

0.1 0

0.0 0

0.0 3

0.0 3

0.0 4

0.0 37 0.5 12 0.1 12 0.1 7

0.1 59 0.7 108 1.3 89 1.1 53 0.6 4

0.0 231 2.8 2

0.0 163 2.0 0

0.0 160 1.9 0

0.0 146 1.8 0

0.0 142 1.7 2

0.0 166 2.0 0

0.0 198 2.4 0

0.0 214 2.6 11 0.1 334 4.1 1

0.0 166 2.0 0

0.0 142 1.7 3

0.0 127 1.5 21 0.3 230 2.8 52 0.6 404 4.9 42 0.5 525 6.4 6

0.1 431 5.3 0.0 144 1.8 659 8.0 1324 16.1 1088 13.3 420 5.1 144 1.8 3779 46.1 MEAN WIND SPEED:

12.4 MISSING:

189 46 0.0-0.5 0.6-3.5 N

NNE NE ENE E

ESE SE SSE S

SSW SW WSW W

WNW NW NNW GE 24.6 SUM PERCENT

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 320 FT LAPSE RATE: -0.4 TO 1.5 DEG C/lOOM DELTA T: (316-33FT)

CLASS E WIND SPEED GROUPS (MPH) 0.0-0.5 0.6-3.5 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 GE 24.6 SUM PERCENT DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT N

0 0.0 6

0.1 37 0.5 67 0.8 17 0.2 1

0.0 0

0.0 128 1.6 NNE 0

0.0 6

0.1 16 0.2 38 0.5 7

0.1 0

0.0 0

0.0 67 0.8 NE 0

0.0 5

0.1 20 0.2 16 0.2 6

0.1 4

0.0 0

0.0 51 0.6 ENE 0

0.0 10 0.1 20 0.2 14 0.2 3

0.0 1

0.0 0

0.0 48 0.6 E

0 0.0 10 0.1 24 0.3 13 0.2 3

0.0 0

0.0 0

0.0 50 0.6 ESE 0

0.0, 17 0.2 34 0.4 33 0.4 3

0.0 0

0.0 0

0.0 87 1.1 SE 0

0.0 5

0.1 48 0.6 61 0.7 14 0.2 0

0.0 0

0.0 128 1.6 SSE 0

0.0 6

0.1 63 0.8 103 1.3 41 0.5 0

0.0 0

0.0 213 2.6 S

0 0.0' 14 0.2 66 0.8 153 1.9 92 1.1 18 0.2 1

0.0 344 4.2 SSW 0,

0.0' 11 0.1:

43 0.5 106 1.3 34 0.4 3

0.0 0

0.0 197 2.4 SW 0

0.0 6

0.1 55 0.7 111 1.4 66 0.8-6 0.1 0

0.0 244 3.0 WSW 0

0.0 7

0.1 24 0.3 68 0.8 68 0.8 10 0.1 1

0.0 178 2.2 W

0 0.0 5

0.1 24 0.3 78 1.0 84 1.0 13 0.2 2

0.0 206 2.5 WNW-0 0.0 2

0.0 16 0.2 63 0.8 101 1.2 11 0.1 1

0.0 194 2.4 NW 0

0.0 4

0.0 23 0.3 102 1.2 117 1.4 11 0.1 1

0.0 258 3.1 NNW 0

0.0 5

0.1 28 0.3 73 0.9 54 0.7 1

0.0 0

0.0 161 2.0 0

0.0 119.

1.5 541 6.6 1099 13.4 710 8.7 79 1.0 6

0.1 2554 31.1 MEAN WIND SPEED:

10.5 MISSING:

126 47

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 320 FT DELTA T: (316-33FT)

LAPSE RATE:

1.6 TO 4.0 DEG C/lOOM CLASS F WIND SPEED GROUPS (MPH) 0.0-0.5 DIRECTION SUM PERCENT 0.6-3.5 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT GE 24.6 SUM PERCENT SUM PERCENT 1

0.0 19 0.2 22 0.3 3

0.0 7

0.1 13 0.2 6

0.1 9

0.1 3

0.0 4

0.0 8

0.1 1

0.0 7

0.1 3

0.0 1

0.0 4

0.0 5

0.1 1

0.0 9

0.1 13 0.2 9

0.1 9

0.1 8

0.1 7

0.1 7

0.1 17 0.2 14 0.2 6

0.1 20 0.2 20 0.2 7

0.1 22 0.3 37 0.5 3

0.0 21 0.3 38 0.5 1

0.0 10 0.1 37 0.5 6

0.1 17 0.2 27 0.3 4

0.0 14 0.2 28 0.3 7

0.1 16 0.2 23 0.3 0.0 84 1.0 209 2.5 281 3.4 133 1.6 12 0.1 1

0.0 720 8.8 MEAN WIND SPEED:

8.9 MISSING

50 48 N

NNE NE ENE E

ESE SE SSE S

SSW SW WSW W

WNW NW NNW 0

0.0 0

0. 0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 10 0.1 2

0.0 13 0.2 22 0.3 47 0.6 24 0.3 14 0.2 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 0

0.0 0

0.0 8

0.1 2

0.0 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 0

0.0 0

0.0 0

0.0 42 0.5 23 0.3 18 0.2 13 0.2 11 0.1 10 0.1 31 0.4 24 0.3 48 0.6 49 0.6 79 1.0 84 1.0 104 1.3 76 0.9 61 0.7 47 0.6

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 320 FT DELTA T: (316-33FT)

LAPSE RATE:

GT 4.0 DEG C/1OOM CLASS G WIND SPEED GROUPS (MPH) 0.0-0.5 DIRECTION SUM PERCENT N

0 0.0 NNE 0

0.0.

NE 0

0.0 ENE 0

0.0 E

0 0.0 ESE 0

0.0 SE 0

0.0 SSE 0

0.0 Ss 0

0.0 SSW 0

0.0 SW 0

0.0 WSW 0

0.0 W

0 0.0 WNW 0

0.0 NW 0

0.0 NNW 0

0.0 0

0.0' MEAN WIND SPEED: -7.1.::

MISSING:

3 0.6-3.5 SUM PERCENT 3

0.0 2

0.0 2

0.0 1

0.0 2

0.0 0

0.0 0

0.0 4

0.0 1

0.0 4

0.0 2

0.0 3

0.0 4

0.0 7

0.1 1

0.0 2

0.0 38 0.5 3.6-7.5 SUM PERCENT 7

0.1 2

0.0 2

0.0 1

0.0 0

0.0 0

0.0 7

0.1 2

0.0 1

0.0 5

0.1 14 0.2 11 0.1 15 0.2 9

0.1 4

0.0 3

0.0 7.6-12.5 12.6-18.5 18.6-24.5 GE 24.6 SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT 4

0.0 0

0.0 0

0.0 3

0.0 0

0.0 0

0.0 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 9

0.1 0

0.0 0

0.0 14 0.2 4

0.0 0

0.0 18 0.2 2

0.0 0

0.0 8

0.1 3

0.0 1

0.0 3

0.0 2

0.0 0

0.0 12 0.1 3

0.0 0

0.0 16 0.2 0

0.0 0

0.0 83 1.0 89 1.1 14 0.2 0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 14 0.2 7

0.1 5

0.1 2

0.0 2

0.0 0

0.0 8

0.1 6

0.1 2

0.0 18 0.2 34 0.4 34 0.4 31 0.4 21 0.3 20 0.2 21 0.3 0

0.0 225 2.7 49

Peach Bottom Atomic Power Station 2002 Radiation Dosc Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 320 FT DELTA T: (316-33FT)

ALL STABILITY CLASSES WIND SPEED GROUPS (MPH) 0.0-0.5 0.6-3.5 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 GE 24.6 SUM PERCENT DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT N

0 0.0 15 0.2 116 1.4 219 2.7 83 1.0 22 0.3 4

0.0 459 5.6 NNE 0

0.0 21 0.3 92 1.1 135 1.6 41 0.5 5

0.1 2

0.0 296 3.6 NE 0

0.0 31 0.4 87 1.1 108 1.3 33 0.4 15 0.2 0

0.0 274 3.3 ENE 0

0.0 41 0.5 119 1.5 81 1.0 16 0.2 1

0.0 0

0.0 258 3.1 E

0 0.0 43 0.5 126 1.5 77 0.9 28 0.3 1

0.0 0

0.0 275 3.4 ESE 0

0.0 37 0.5 108 1.3 123 1.5 52 0.6 3

0.0 2

0.0 325 4.0 SE 0

0.0 28 0.3 122 1.5 179 2.2 72 0.9 3

0.0 0

0.0 404 4.9 SSE 0

0.0 21 0.3 125 1.5 231 2.8 117 1.4 7

0.1 0

0.0 501 6.1 S

0 0.0 30 0.4 152 1.9 349 4.3 236 2.9 59 0.7 12 0.1 838 10.2 SSW 0

0.0 33 0.4 107 1.3 223 2.7 92 1.1 18 0.2 1

0.0 474 5.8 SW 0

0.0 18 0.2 121 1.5 242 2.9 149 1.8 25 0.3 1

0.0 556 6.8 WSW 0

0.0 16 0.2 76 0.9 197 2.4 148 1.8 21 0.3 4

0.0 462 5.6 W

0 0.0 12 0.1 79 1.0 198 2.4 229 2.8 93 1.1 33 0.4 644 7.8 WNW 0

0.0 21 0.3 62 0.8 167 2.0 299 3.6 154 1.9 61 0.7 764 9.3 NW 0

0.0 16 0.2 86 1.0 307 3.7 351 4.3 105 1.3 49 0.6 914 11.1 NNW 0

0.0 21 0.3 127 1.5 328 4.0 221 2.7 59 0.7 6

0.1 762 9.3 0

0.0 404 4.9 1705 20.8 3164 38.6 2167 26.4 591 7.2 175 2.1 8206 100.0 MISSING HOURS:

554 MEAN WIND SPEED:

11.3 50

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: 320 FT DELTA T: (316-33FT)

DIRECTION VS SPEED ONLY WIND SPEED GROUPS (MPH) 0.0-0.5 0.6-3.5 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT 0

0.0 is 0.2 117 1.4 221 0

0.0 21 0.3 95 1.1 138 0

0'0' 31 0.4 88 1.1 109 0

0.0 42 0.5 121 1.4 81 0

0.0 43 0.5 129 1.5 81 0

0.0 37 0.4 ill 1.3 129 0'

0.0 28 0.3 122 1.5 183 0

0.0 22 0.3 125 1.5 235 0

0.0 30 0.4 152 1.8 351 0

0.0 33 0.4 107 1.3 226 0'

0.0 18 0.2 121 1.4.

248 0

0.0' 16 0.2 76 0.9 197

0.

0.0 12 0.1 81 1.0 204 0

0.0 21' 0.3 63 0.8 179 0

0.0 16 0.2 86 1.0 316 0

0.0 21 0.3,

129, 1.5 331 2.6 88 1.1 1.7 41 0.5 1.3 33 0.4 1.0 16 0.2 1.0 28 0.3 1.5 54 0.6 2.2 80 1.0 2.8 121 1.4 4.2 236 2.8 2.7 95 1.1 3.0 150.

1.8 2.4 151 1.8 2.4 236 2.8 2.1 306 3.7 3.8 354 4.2 4.0 223 2.7 0.0, 406 4.9 1723 20.6 3229 38.6 2212 26.5 606 7.3 179 2.1 8355 100.0 MISSING HOURS:

405

.1 MEAN WIND SPEED:

11.3'-

51 N

NNE NE ENE E

ESE SE SSE S

SSW SW WSW WNW NW NNW GE 24.6 SUM PERCENT SUM PERCENT SUM PERCENT 22 0.3 5

0.1 15 0.2 1

0.0 1

0.0 3

0.0 3

0.0 7

0.1 59 0.7 18 0.2 25 0.3 21 0.3 97 1.2 160 1.9 110 1.3 59 0.7 4

0.0 2

0.0 0

0.0 0

0.0 0

0.0 2

0.0 0

0.0 0

0.0 12 0.1 1

0.0 1

0.0 4

0.0 33 0.4 61 0.7 53 0.6 6

0.1 467 5.6 302 3.6 276 3.3 261 3.1 282 3.4 336 4.0 416 5.0 510 6.1.

840 10.1 480 5.7 563 6.7 465 5.6 663 7.9 790 9.5 935 11-.2 769 9.2

Peach Bottoi Atomic Power Station 2002 Radiation Dose Assessiment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: RIVER DELTA T: (316-33FT)

LAPSE RATE:

LE -1.9 DEG C/1OOM CLASS A WIND SPEED GROUPS (MPH) 0.0-0.5 DIRECTION SUM PERCENT 0.6-3.5 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT GE 24.6 SUM PERCENT SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 4

0.1 1

0.0 2

0.0 1

0.0 0

0.0 2

0.0 1

0.0 0

0.0 6

0.1 7

0.1 2

0.0 19 0.3 4

0.1 3

0.0 11 0.2 10 0.2 2

0.0 1

0.0 15 0.2 0

0.0 2

0.0 2

0.0 1

0.0 0

0.0 4

0.1 0

0.0 1

0.0 2

0.0 0

0.0 0

0.0 3

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 0

0.0 0

0.0 10 0.2 44 0.7 53 0.9 16 0.3 2

0.0 0

0.0 125 2.0 MEAN WIND SPEED:

8.6 MISSING

101 52 N

NNE NE ENE E

ESE SE SSE S

SSW SW WSW W

WNW NW NNW 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 SUM PERCENT 0

0.0 2

0.0 0

0.0 0

0.0 4

0.1 0

0.0 0

0.0 4

0.1 4

0.1 0

0.0 0

0.0 1

0.0 0

0.0 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 2

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 6

0.1 4

0.1 3

0.0 17 0.3 25 0.4 24 0.4 22 0.4 8

0.1 5

0.1 3

0.0 4

0.1 0

0.0 3

0.0 0

0.0 1

0.0

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: RIVER DELTA T: (316-33FT)

LAPSE RATE: -1.8 TO -1.7 DEG C/10OM CLASS B WIND SPEED GROUPS (MPH) 0.0-0.5 DIRECTION SUM PERCENT N

NNE NE ENE E

ESE SE SSE S

SSW SW WSW W

WNW NW NNW 0

0.0 0

0.0.

0 0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0.

0 0.0 0

0;0.

0 0.0 0

0'.0 0

0.0 0.6-3.5 SUM PERCENT 0

0.0 1

0.0 0

0.0 0

0.0 0

0.0 1,

0.0, 1

0.0 3

0.0 2

0.0 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 SUM PERCENT SUM PERCENT SUM PERCENT 3

0.0 2

0.0 1

0.0 1

0.0 1

0.0 2

0.0 0

0.0 1

0.0 0

0.0 1

0.0 1

0.0 0

0.0 1

0.0 1

0.0 1

0.0 7

0.1 2

0.0 0

0.0 9

0.1 5

0.1 0

0.0 4

0.1 15 0.2 10 0.2 1

0.0 6

0.1 1

0.0 1

0.0 2

0.0 1

0.0 0

0.0 3

0.0 0

0.0 0

0.0 2

0.0 0

0.0 0

0.0 3

0.0 2

0.0 0

0.0 1

0.0 8

0.1 1

0.0 1

0.0 2

0.0 0

0.0 2

0.0 2

0.0 0

0.0.

MEAN WIND SPEED:

10.5:!'

MISSING:

106 9

0.1 29 0.5 48 0.8 30 0.5 10 0.2 0

0.0 PEACH BOTTOM 1/02-12/02 SUM PERCENT 3 '

0.0 0

0.0 0

0,0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 3

0.0 3

0.0 GE 24.6 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 SUM PERCENT 9

0.1 5

0.1 1

0.0 2

0.0 3

0.0 10 0.2 15 0.2 32 0.5 10 0.2 5

0.1 3

0.0 2

0.0 5

0.1 10 0.2 7

0.1 7

0.1 126 2.0 53

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: RIVER DELTA T: (316-33FT)

LAPSE RATE: -1.6 TO -1.5 DEG C/100M CLASS C WIND SPEED GROUPS (MPH) 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT N

0 0.0 1

0.0 6

0.1 6

0.1 1

0.0 NNE 0

0.0 2

0.0 6

0.1 1

0.0 1

0.0 NE 0

0.0 0

0.0 3

0.0 0

0.0 0

0.0 ENE 0

0.0 3

0.0 3

0.0 1

0.0 0

0.0 E

0 0.0 1

0.0 2

0.0 2

0.0 0

0.0 ESE 0

0.0 2

0.0 8

0.1 4

0.1 0

0.0 SE 0

0.0 3

0.0 11 0.2 11 0.2 1

0.0 SSE 0

0.0 1

0.0 9

0.1 21 0.3 6

0.1 S

0 0.0 2

0.0 12 0.2 12 0.2 4

0.1 SSW 0

0.0 2

0.0 1

0.0 4

0.1 0

0.0 SW 0

0.0 1

0.0 1

0.0 10 0.2 0

0.0 WSW 0

0.0 3

0.0 0

0.0 6

0.1 3

0.0 W

0 0.0

.1 0.0 4

0.1 4

0.1 3

0.0 WNW 0

0.0 0

0.0 7

0.1 9

0.1 14 0.2 NW 0

0.0 2

0.0 6

0.1 18 0.3 24 0.4 NNW 0

0.0 2

0.0 5

0.1 13 0.2 12 0.2 0

0.0 26 0.4 84 1.4 122 2.0 69 1.1 SUM PERCENT SUM PERCENT 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 0

0.0 1

0.0 4

0.1 5

0.1 5

0.1 17 0.3 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 4

0.1 1

0.0 15 0.2 10 0.2 3

0.0 7

0.1 5

0.1 14 0.2 26 0.4 37 0.6 30 0.5 7

0.1 13 0.2 12 0.2 13 0.2 34 0.5 59 1.0 38 0.6 5

0.1 323 5.2 MEAN WIND SPEED:

10.2.

MISSING:

179 54

.0-0.5 0.6-3.5 GE 24.6 SUM PERCENT

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: RIVER DELTA T: (316-33FT)

LAPSE RATE: -1.4 TO -0.5 DEG C/10OM CLASS D WIND SPEED GROUPS (MPH) 0.0-0.5 0.6-3.5 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT N

NNE NE ENE E

ESE SE SSE S

SSW SW WSW W

WNW NW NNW 0

0.0 11 0.2 49 0.8 98 1.6 33 0

0.0, 19 0.3 47 0.8 20 0.3 0

0 0.0 21 0.3 60 1.0 23 0.4 3

0 0.0 20 0.3 48 0.8 8

0.1 0

0 0.0 34 0.5 48 0.8 10 0.2 1

0 0.0 26 0.4 68 1.1 63 1.0 7

0 0.0 26 0.4 86 1.4 88 1.4 10 0

0.0 14 0.2 68 1.1 116 1.9 64 0

0.0 8

0.1 32 0.5 63 1.0 13 0

0.0 10 0.2 20 0.3 17 0.3 2

0 0.0 9

0.1 29 0.5 24 0.4 2

0 0.0 14 0.2 26 0.4 25 0.4 3

0 0.0 13 0.2 29 0.5 50 0.8 11 0

0.0 14 0.2.

34 0.5 106 1.7 126 0

0.0 20 0.3 58 0.9 181 2.9 146 0

0.0 23 0.4 60 1.0 107 1.7 102 0

0.0 282 4.5 762 12.3 999 16.1 523 0.5 0.0 0.0 0.0 0.0 0.1 0.2 1.0 0.2 0.0 0.0 0.0 0.2 2.0 2.4 1.6 SUM PERCENT 2

0 0

0 0

2 0

5 0

0 0

0 4

40 73 54 8.4 180 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.1 0.6 1.2 0.9 GE 24.6 SUM PERCENT 0

0.0 1

0.0 0

0.0 0

.0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 7

0.1 29 0.5 20 0.3 SUM PERCENT 193 3.1 87 1.4 107 1.7 76 1.2 93 1.5 166 2.7 210 3.4 267 4.3 116 1.9 49 0.8 64 1.0 68 1.1 107 1.7 327 5.3 507 8.2 366 5.9 2.9 57 0.9 2803 45.2 MEAN WIND SPEED:

10.0-,7:

MISSING:

1165 55

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND:

RIVER DELTA T:

(316-33FT)

LAPSE RATE: -0.4 TO 1.5 DEG C/1OOM CLASS E WIND SPEED GROUPS (MPH) 0.0-0.5 DIRECTION SUM PERCENT N

NNE NE ENE E

ESE SE SSE S

SSW SW WSW W

WNW NW NNW 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.'0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0.6-3.5 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT 44 0.7 27 0.4 27 0.4 5

0.1 16 0.3 10 0.2 6

0.1 1

0.0 16 0.3 11 0.2 8

0.1 0

0.0 19 0.3 13 0.2 4

0.1 0

0.0 23 0.4 14 0.2 4

0.1 0

0.0 38 0.6 35 0.6 15 0.2 1

0.0 46 0.7 59 1.0 21 0.3 0

0.0 41 0.7 80 1.3 64 1.0 17 0.3 56 0.9 75 1.2 15 0.2 2

0.0 42 0.7 28 0.5 4

0.1 0

0.0 50 0.8 54 0.9 4

0.1 0

0.0 52 0.8 55 0.9 10 0.2 0

0.0 65 1.0 63 1.0 22 0.4 0

0.0 72 1.2 91 1.5 53 0.9 5

0.1 99 1.6 127 2.0 80 1.3 22 0.4 90 1.5 84 1.4 29 0.5 7

0.1 769 12.4 826 13.3 366 5.9 60 1.0 GE 24.6 SUM PERCENT SUM PERCENT SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 2

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 103 1.7 33 0.5 35 0.6 36 0.6 41 0.7 89 1.4 126 2.0 202 3.3 148 2.4 74 1.2 108 1.7 117 1.9 150 2.4 221 3.6 330 5.3 210 3.4 2

0.0 0

0.0 2023 32.6 MEAN WIND SPEED:

5.2..

MISSING:

657-56

Peach Bottom Atomic Power Station 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 0.0-0.5 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: RIVER DELTA T: (316-33FT) 0.6-3.5 WIND SPEED GROUPS (MPH) 3.6-7.5 7.6-12.5 12.6-18.5 DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT N

0 0.0 13 0.2 2

0.0 NNE 0

0.0, 7

0.1 0

0.0 NE 0

0.0 2

0.0 0

0.0 ENE 0

0.0 1

0.0 0

0.0 E

0 0.0 3

0.0 0

0.0 ESE 0

0.0 4

0.1 1

0.0 SE 1

0.0 7

0.1 2

0.0 SSE 0

0.0 7

0.1 0

0.0.

S 0

0.0 8

0.1 2

0.0 SSW.

0 0.0 13-0.2

3.

0.0 SW 0

o.0 17 0.3 2

0.0 WSW.

0 0.0 47 0.8 20 0.3 W

0 0.0 74 1.2 55 0.9 WNW 0

0.0 67 1.1 44, 0.7 NW 0

0.0 68 1.1 50 0.8 NNW 0

0.0 39 0.6 25 0.4 1

o-.

377 6.1 206 3.3 MEAN WIND SPEED:

3.4.!

MISSING:

174 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

0.0 0

0.0 0

0.0 0

0.0 0

0.0 2

0.0 0

0.0 3

0.0 1

0.0 0

0 0

0 0

7.

0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 LAPSE RATE:

1.6 TO 4.0 DEG C/1OOM CLASS F 18.6-24.5 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 1

o.o.

0 0.0 GE 24.6 SUM PERCENT 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0.1 1

0.0 0

0.0 SUM PERCENT 15 0.2 7

0.1 2

0.0 1

0.0 3

0.0 5

0.1 10 0.2 8

0.1 10 0.2 16 0.3 19 0.3 67 1.1 131 2.1 114 1.8 123 2.0 65 1.0 596 9.6 57

Peach Bottom Atomic Power Stationi 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: RIVER DELTA T: (316-33FT)

LAPSE RATE:

GT 4.0 DEG C/1OOM CLASS G WIND SPEED GROUPS (MPH) 3.6-7.5 7.6-12.5 12.6-18.5 DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT 0

0.0 4

0.1 0

0.0 0

0.0 0

0.0 3

0.0 0

0.0 0

0.0 0

0.0 2

0.0 0

0.0 1

0.0 0

0.0 1

0.0 0

0.0 2

0.0 0

0.0 5

0.1 0

0.0 4

0.1 0

0.0 8

0.1 0

0.0 18 0.3 0

0.0 28 0.5 0

0.0 24 0.4 0

0.0 18 0.3 0

0.0 8

0.1 0

0.0 126 2.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 3

0.0 13 0.2 42 0.7 17 0.3 3

0.0 2

0.0 80 1.3 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 0

0.0 4

0.1 0

0.0 3

0.0 0

0.0 2

0.0 1

0.0 1

0.0 2

0.0 5

0.1 4

0.1 11 0.2 31 0.5 70 1.1 41 0.7 21 0.3 10 0.2 0

0.0 0

0.0 0

0.0 0

0.0 206 3.3 MEAN WIND SPEED:

3.1 MISSING

22 58 0.0-0.5 0.6-3.5 N

NNE NE ENE E

ESE SE SSE S

SSW SW WSW W

WNW NW NNTA 18.6-24.5 GE 24.6 SUM PERCENT

Peach Bottom Atomic Power Station, 2002 Radiation Dose Assessment Report PEACH BOTTOM 1/02-12/02 JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: RIVER DELTA T: (316-33FT)

ALL STABILITY CLASSES WIND SPEED GROUPS (MPH) 7.6-12.5 12.6-18.5 18.6-24.5 DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT N

0 0.0 73 1.2 87 1.4 133 2.1 40 0.6 NNE 0

0.0' 45 0.7 64 1.0 32 0.5 6

0.1 NE 0

0.0 43 0.7 76 1.2 33 0.5 3

0.0 ENE 0

0.0 43 0.7 67 1.1 is 0.2 0

0.0 E

0 0.0 63 1.0 71 1.1 24 0.4 6

0.1 ESE.

0 0.0 74 1.2 138.

2.2 88 1.4 8

0.1 SE 1

0.0.

87 1.4 178 2.9 135 2.2 11 0.2 SSE 0

0.0 70 1.1 162 2.6 232 3.7 101 1.6 S

0 0.0 81 1.3 124 2.0 98 1.6 24 0.4 SSW 0

0.0 73 1.2 53 0.9 31 0.5 3

0.0 SW 0

0.0 85 1.4 90 1.5 43 0.7 2

0.0 WSW 0

0.0 134 2.2.

114 1.8 46 0.7 7

0.1 W

0 0.0 181 2.9 193 3.1 81 1.3 16 0.3 WNW 0

0.0.

177 2.9 193 3.1 169 2.7 157 2.5 NW 0

0.0 207 3.3 245 4.0 283 4.6 195 3.1 NNW 0

0.0 163 2.6.

176 2.8 152 2.5 123 2.0 1

0.0 1599 25.8 2031 32.7 1595 25.7 702 11.3 MEAN WIND SPEED:

7.6 SUM PERCENT 6

0.1 0

0.0 0

0.0 0

0.0 0

0.0 2

0.0 0

0.0 5

0.1 0

0.0 0

0.0 1

0.0 0

0.0 5

0.1 47 0.8 84 1.4 62 1.0 SUM PERCENT 0

0.0 339 5.5 1

0.0 148 2.4 0

0.0 155 2.5 0

0.0 125 2.0 0

0.0 164 2.6 0

0.0 310 5.0 0

0.0 412 6.6 0

0.0 570 9.2 0'

0.0 327 5.3 0

0.0 160 2.6 0

0.0 221 3.6 0

0.0 301 4.9 0

0.0 476 7.7 7

0.1 750 12.1 33 0.5 1047 16.9 21 0.3 697 11.2 212 3.4 62 1.0 6202 100.0 MISSING HOURS:

2558 59 0.0-0.5 0.6-3.5 3.6-7.5 GE 24.6 SUM PERCENT

.t

.. i

Peach Bottoml Atomic Power Station 2002 Radiation Dose Assessmenit Report JOINT DISTRIBUTION OF WIND DIRECTION AND SPEED BY ATMOSPHERIC STABILITY CLASS WIND: RIVER DELTA T:

(316-33FT)

DIRECTION VS SPEED ONLY WIND SPEED GROUPS (MPH) 3.6-7.5 7.6-12.5 12.6-18.5 18.6-24.5 DIRECTION SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT SUM PERCENT 0

0.0 74 1.2 87 1.4 134 2.1 0

0.0 45 0.7 64 1.0 32 0.5 0

0.0 43 0.7 76 1.2 33 0.5 0

0.0 43 0.7 67 1.1 15 0.2 0

0.0 63 1.0 71 1.1 24 0.4 0

0.0 74 1.2 139 2.2 88 1.4 1

0.0 87 1.4 182 2.9 142 2.3 0

0.0 72 1.1 164 2.6 235 3.7 0

0.0 82 1.3 124 2.0 98 1.6 0

0.0 74 1.2 53 0.8 31 0.5 0

0.0 86 1.4 90 1.4 43 0.7 0

0.0 136 2.2 118 1.9 46 0.7 0

0.0 183 2.9 194 3.1 83 1.3 0

0.0 183 2.9 196 3.1 172 2.7 0

0.0 211 3.3 252 4.0 292 4.6 0

0.0 166 2.6 177 2.8 152 2.4 40 6

3 0

6 8

11 101 24 3

2 7

16 162 201 128 0.6 0.1

0. 0
0. 0 0.1 0.1 0.2 1.6 0.4
0. 0 0.0 0.1 0.3 2.6 3.2 2.0 1

0.0 1622 25.7 2054 32.6 1620 25.7 718 11.4 SUM PERCENT SUM PERCENT 6

0.1 0

0.0 0

0.0 0

0.0 0

0.0 2

0.0 0

0.0 5

0.1 0

0.0 0

0.0 1

0.0 0

0.0 5

0.1 47 0.7 93 1.5 62 1.0 0

0.0 341 5.4 1

0.0 148 2.3 0

0.0 155 2.5 0

0.0 125 2.0 0

0.0 164 2.6 0

0.0 311 4.9 0

0.0 423 6.7 0

0.0 577 9.2 0

0.0 328 5.2 0

0.0 161 2.6 0

0.0 222 3.5 0

0.0 307 4.9 0

0.0 481 7.6 7

0.1 767 12.2 35 0.6 1084 17.2 21 0.3 706 11.2 221 3.5 64 1.0 6300 100.0 MISSING HOURS:

2460 MEAN WIND SPEED:

7.6 60 PEACH BOTTOM 1/02-12/02 0.0-0.5 0.6-3.5 N

NNE NE ENE E

ESE SE SSE S

SSW SW WSW W

WNW NW GE 24.6 SUM PERCENT