ML080920391

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Submittal of Annual Radioactive Effluent Release Report, January 1, 2007, Through December 31, 2007. Cover Through A2.4-8
ML080920391
Person / Time
Site: Cook  American Electric Power icon.png
Issue date: 03/28/2008
From:
Indiana Michigan Power Co
To:
Office of Nuclear Reactor Regulation
References
AEP:NRC:8691-01, FOIA/PA-2010-0209
Download: ML080920391 (59)


Text

ATTACHMENT TO AEP:NRC:869.t-O0t DONALD C. COOK NUCLEAR PLANT UNITS I AND 2 ANNUAL RADIOACTIVE EFFLUENT RELEASE REPORT JANUARY 1., 2007, THROUGH DECEMBER 31, 2007

TABLE OF CONTENTS Page Table of Contents i I. Introduction 1 UI. Radioactive Releases and Radiological Impact on Man 1 Liquid Releases 2 Gaseous Releases 2 Solid Waste Disposition 2 111. Meteorological 2 IV. Offsite Dose Calculation Manual (ODCM) Changes 2 V. Total Dose 3 VI. Radiation Monitors Inoperable Greater Than 30 Days 3 VII. Conclusion 3 LIST OF APPENDICES Appendix Title, ALI.1 2007 Effluent and Waste Disposal Annual Report - Supplemental Information A1.2 Summary of Maximum Individual Doses: First Quarter, Second Quarter, Third Quarter, Fourth Quarter 2007, and Fourth Quarter 2006 A2.1 Hours at Each Wind Speed and Direction: First Quarter, 2007 A2.2 Hours at Each Wind Speed and Direction: Second Quarter, 2007 A2.3 Hours at Each Wind Speed and Direction: Third Quarter, 2007 A2.4 Hours at Each Wind Speed and Direction: Fourth Quarter, 2007 A3.0 Offsite Dose Calculation Manual (ODCM) Changes

I. INTRODUCTION This report discusses the radioactive discharges from Unit 1 and Unit 2 of the Donald C. Cook Nuclear Plant (CNP) during 2007. This is in accordance with the requirements of CNP Technical Specification 5.6.3.

The table below summarizes the pertinent statistics concerning the Plant's operation during the period from January 1, 2007, to December 31, 2007. The data in this table and the descriptive information on plant operation are based upon the respective Unit's Monthly Operating Reports, Performance Indicators and Control Room Logs for 2007.

Parameter Unit 1 Unit 2 Gross Electrical Energy Generation 9,559,146 8,389,164 (Megawatt Hour (MWH))

Unit Service Factor 99.6 85.5 (Percent (%))

Unit Capacity Factor 101.1 86.1 (Maximum Dependable Capacity (MDC)) Net (%)

Unit 1 entered the reporting period in Mode 1 at Nominal Full Power (NFP). Small power adjustments were made to facilitate main turbine valve testing throughout the year.

The unit experienced a reactor trip on August 28, 2007, on steam flow/feed flow mismatch caused by a power supply failure on feedwater turbine controls. The unit attained criticality on August 29, 2007, and returned to NFP on August 30, 2007. The unit exited the reporting period at NFP.

Unit 2 entered the reporting period in Mode 1 at NFP. Small power adjustments were made to facilitate main turbine valve testing throughout the year. The unit commenced end of cycle coast down load reduction on September 5, 2007, and entered the scheduled U2C17 refueling outage on September 15, 2007. The unit attained criticality on November 6, 2007, and attained NFP on November 10, 2007. The unit exited the reporting period at NFP.

II. RADIOACTIVE RELEASES AND RADIOLOGICAL IMPACT ON MAN Since a number of release points are common to both units, the release data from both units are combined to form this two-unit, Annual Radioactive Effluent Release Report.

Appendix ALI.1 through A2.4 of this report present the information in accordance with Section 5.6.3 of Appendix A to the Facility Operating Licenses, as specified in the Technical Specifications, Regulatory Guide 1.21 and 10 CFR Part 50, Appendix I.

The "MIDAS System" is a computer code that calculates doses due to radionuclides that were released from the CNP.

All liquid and gaseous releases were well within Offsite Dose Calculation Manual (ODCM) limits and Federal Limits.

There were no abnormal liquid or gaseous releases.

I

Liquid Releases During 2007 there were 105 liquid batch releases performed. The number of liquid batch releases for the four quarters in 2007 were, 17, 14, 39 and 35, respectively.

Estimated doses (in millirem) to maximally exposed individuals via the liquid release pathways are given in Appendix A1.2 of this report. The fourth quarter composite sample results were not available at the time of this report and will be included in next year's report.

For similar reasons the fourth quarter of 2006 individual dose report is included as page A1.2-5.

Gaseous Releases During the first quarter of 2007 there were no batch releases from Waste Gas Decay Tanks (GDT) and 68 Containment Pressure Reliefs (CPR). During the second quarter there was one batch release from a GDT and 64 CPR. During the third quarter there were five batch releases from GDT, two containment purges, and 50 CPR. During the fourth quarter there were four batch releases from GDT and 68 CPR. CPR continue to be listed as batch releases as described in Nuclear Regulatory Commission Inspections 50-315/89016 (DRSS) and 50-316/8917 (DRSS). Doses continue to be calculated utilizing continuous criteria as allowed by NUREG-0133. There were a total of 10 GDT, two containment purges, and 250 CPR gaseous batch releases made during 2007.

In calculating the dose consequences for continuous and batch gaseous releases during 2007, the meteorological data measured at the time of the release were used.

The estimated doses (in millirem) to maximally exposed individuals via the gaseous release pathways are given in Appendix A1.2 of this report. For individuals that are within the site boundary, the occupancy time is sufficiently low to compensate for any increase in the atmospheric diffusion factor above that for the site boundary.

Solid Waste Disposition There were 46 shipments of radioactive waste made during 2007. These included shipments made from the site and the various radioactive waste processors to the ultimate disposal site.

1II. METEOROLOGICAL Appendices A2.1, A2.2, A2.3, and A2.4 of this report contain the cumulative joint frequency distribution tables of wind speed and wind direction, corresponding to the various atmospheric stability classes for the first, second, third and fourth quarters of 2007. Hourly meteorological data is available for review and/or inspection upon request.

IV. OFFSITE DOSE CALCULATION MANUAL (ODCM) CHANGES The Offsite Dose Calculation Manual, PMP-6010-OSD-001, was revised during the report period. Copies of Revision 22 are included as part of the report.

2

V. TOTAL DOSE Section 3.2.5 of the ODCM requires that the dose or dose commitment to a real individual from all uranium fuel cycle sources in Berrien County be limited to no more than 25 millirem to the total body or any organ (except the thyroid, which is limited to no more than

'75 millirem) over a period of 12 consecutive months to show conformance with the requirements of 40 CFR Part 190. The maximum cumulative dose to an individual from liquid and gaseous effluents during 2007 was well within the ODCM limits. Measurements using thermoluminescent dosimeters (TLD) at 1,1 offsite stations indicate that the dose due to direct radiation is consistent with preoperational and current control (background) levels.

This is fully evaluated in the Annual Radiological Environmental Operating Report.

The annual dose to the maximum individual, will be estimated by first, summing the quarterly total body air dose, the quarterly skin air dose, the quarterly critical organ dose from iodines and particulates (I&P), the quarterly total body dose from liquid effluents, the quarterly critical' organ dose from liquid effluents, and the Radiological Environmental Monitoring Program onsite direct radiation TLD data. These quarterly values will be summed and compared to the annual limit. The table that follows here represents the above verbal description:

Dose I s1Quarter 2"' Quarter 3rd Quarter 4th Quarter Total Body or any organ (I&P) 4.13E-02 5.78E-02 1.19E-01 4.76E-02 Total Body (Air) 2.1OE-04 6.1OE-04 1.20E-03 4.60E-04 Skin (Air) 3.40E-04 1.00E-03 5.60E-03 1.40E-03 Total Body (liquid) 1.1 8E-02 1.93E-02 3.87E-02 2.1 OE-02 Maximum organ (liquid) 1. 18E-02 1.94E-02 3.87E-02 2.15E-02 Direct Radiation 0.OOE+00 0.OOE+00 0.OOE+00 0.OOE+00 Total 6.55E-02 9.81E-02 2.03E-01 9.20E-02 Cumulative Total Dose (Total Body or any other organ) mrem 4.59E-01 Annual Dose Limit (mrem) 2.50E+01 Percent of Limit 1.83E+00 VI. RADIATION MONITORS INOPERABLE GREATER THAN 30 DAYS There were no radiation monitors inoperable for greater than 30 days while there was a release via that pathway.

VRS-2500, Unit 2 vent stack radiation. monitor, particulate and iodine media was flooded out with rainwater during two separate instances, one on 7/19/07 and again on 7/26/07. The media was dried and counted as information data. These rainwater events are documented in Action Request 816309 and provided here as information.

VII. CONCLUSION Based on the information presented in this report, it is concluded that the CNP Units 1 and 2 performed their intended design function with no demonstrable adverse affect on the health and safety of the general public.

3

.2007 Effluent and Waste Disposal Annual Report SUPPLEMENTAL INFORMATION Facility: Donald C. Cook Nuclear Plant Licensee: Indiana Michigan Power Company 1 REGULATORY LIMITS 1.1 Noble Gases The air dose in unrestricted areas due to noble gases released in gaseous effluents shall be limited to the following:

1.1.1 During any calendar quarter, to < 5 mrad for gamma radiation and _<10 mrad for beta radiation.

1.1.2 During any calendar year, to < 10 mrad for gamma radiation and _ 20 mrad for beta radiation.

1.2 Jodines - Particulates The dose to a member of the public from radioiodines, radioactive materials in particulate form, and radionuclides other than noble gases with half-lives greater than eight days in gaseous effluents released to unrestricted areas shall be limited to the following:

1.2.1 During any calendar quarter to _<7.5 mrem to any organ.

1.2.2 During any calendar year to _<15 mrem to any organ.

1.3 Liquid Effluents The dose or dose commitment to an individual from radioactive material in liquid effluents released to unrestricted areas shall be limited:

1.3.1 During any calendar quarter to _ 1.5 mrem to the total body and to _ 5 mrem to any organ.

1.3.2 During any calendar year to _<3 mrem to the total body and to _<10 mrem to any organ.

A1.1-1

2007 Effluent and Waste Disposal Annual Report 1.4 Total Dose The dose or dose commitment to a real individual from all uranium fuel cycle sources is limited to < 25 mrem to the total body or any organ (except the thyroid, which is limited to < 75 mrem).over aperiod of 12 consecutive months.

2 MAXIMUM PERMISSIBLE CONCENTRATIONS 2.1 Gaseous Effluents The dose rate due to radioactive mdterials released in gaseous effluents from the site shall be limited to the following:

2.1.1 For noble gases: < 500 mrem/yr to the total body and < 3000 mrem/yr to the skin.

2.1.2 For all'radioiodines and for all radioactive materials in particulate form and radionuclides (other than noble gases) with half-lives greater than eight days: < 1500 mrem/yr to any organ.

The above limits are provided to insure that radioactive material discharged in gaseous effluents will not result in the exposure of an individual in an unrestricted area to annual average concentrations exceeding the limits in 10 CFR Part 20, Appendix B, Table 2, Column 1.

2.2 Liquid Effluents The concentration of radioactive material released ,,at any time from the site to unrestricted areas shall be limited to the concentrations specified in 10 CFR Part 20, Appendix B, Table 2, Column 2, for radionuclides other than dissolved or entrained noble gases. For dissolved or entrained noble gases, the concentration shall be limited to 2 x 10-4 [tCi/ml total activity.

Al.l-2

2007 Effluent and Waste Disposal Annual Report 3 AVERAGE ENERGY The average energy (E) of the radionuclide mixture in releases of fission and activation gases as defined in Regulatory Guide 1.21, Appendix B, Section A.3 is not applicable because the limits used for gaseous releases are based on calculated dose to members of the public. Release rates are calculated using an isotopic mix from actual samples rather than average energy.

4 MEASUREMENTS and APPROXIMATIONS of TOTAL RADIOACTIVITY 4.1 Fission and Activation Gases Sampled and analyzed on a 4096 channel analyzer and HpGe detector. Tritium analysis is performed using liquid scintillation counter.

4.2 Iodines Sampled on iodine adsorbing media and analyzed on a 4096 channel analyzer and HpGe detector.

4.3 Particulates Sampled on a glass filter and analyzed on a 4096 channel analyzer and HpGe detector. Sr-89 and Sr-90 analyses performed by offsite vendor.

4.4 Liquid Effluents Sampled and analyzed on a 4096 channel analyzer and HpGe detector. Tritium analysis is performed using liquid scintillation counter. Fe-55, Sr-89 and Sr-90 analyses performed by offsite vendor. Ni-63 is also currently being analyzed by the offsite vendor in response to evaluation of the 10 CFR 61 sample results.

A1.1-3

2007 Effluent and Waste Disposal Annual Report 5 BATCH RELEASES 5.1 Liquid 5.1.1 Number of batch releases:

17 releases in the 1 st quarter, 2007 14 releases in the 2 nd quarter, 2007 39 releases in the 3 rd quarter, 2007 35 releases in the 4th quarter, 2007 5.1.2 Total time period for batch releases:

19830 minutes 5.1.3 Maximum time for a batch release:

737 minutes 5.1.4 Average time period for batch release:

189 minutes 5.1.5 Minimum time period for a batch release:

111 minutes 5.1.6 Average stream flow during periods of release of effluent into a flowing stream:

  • 7.71E+5 gpm circulating water A1.1-4

2007 Effluent and Waste Disposal Annual Report 5.2 Gaseous 5.2.1 Number of batch releases:

68 releases in the Ist quarter, 2007 65 releases in the 2 nd quarter, 2007 57 releases in the 3 rd quarter, 2007 72 releases in the 4 th quarter, 2007 5.2.2 Total time period for batch releases:

12,491 minutes 5.2.3 Maximum time for a batch release:

770 minutes 5.2.4 Average time period for batch release:

48 minutes 5.2.5 Minimum time period for a batch release:

12 minutes Al. 1-5

2007 Effluent and Waste Disposal Annual Report 6 ABNORMAL RELEASES 6.1 Liquid 6.1.1 Number of Releases:

1 st Quarter 2 nd Quarter 3rd Quarter 4th Quarter 0 0 0 0 6.1.2 Total activity released (Ci):

1st Quarter 2nd Quarter 3 d Quarter 4 th Quarter 0 0 0 0 6.2 Gaseous 6.2.1 Number of Releases:

1 st Quarter 2nd Quarter 3rd Quarter 4th Quarter 0 0 0 0 6.2.2 Total activity released (Ci):

I st Quart 2 nd Quarter 3r Quarter 4th Quarter 0 0 0 0 A1.1-6

2007 EFFLUENT AND WASTE DISPOSAL ANNUAL REPORT GASEOUS EFFLUENTS-GROUND LEVEL RELEASES CONTINUOUS MODE Nuclides Releasedi Unit I 1st Quarterl 2nd Quarterl 3rd Quarteri 4th Quarterl 1i. FISSION GASES I I H3 I Ci I 9.97E+01 I 7.19E+01 I 5.24E+01 I 6.73E+01 I

---AR41 --- --- - Ci----------------I-------------I . -- - -- - -

-I---

I AR41 I Ci I---------- I---------- I---------

I XEI31m I Ci I---------------------------------------I I XE33r I Ci I---------- I----- ------I I I XE133m I Ci I------------I------------I --5------ --G------

I XE135 I Ci I---------- I---------- I---------- I Total for Period I Ci I 9.97E+01 I 7.19E+01 I 5.26E+01 6.80E+01 I INuclides Releasedi Unit I 1st Quarterl 2nd Quarterl 3rd Quarterl 4th Quarterl

12. IODINES I Ii I 1131 1 Ci I- -------- I- -------- I 4.77E-05 I 9.77E-05 I I 1132 1 Ci I- -------- I- -------- I 3.63E-05 I 4.42E-05 I I 1133 1 Ci I -I--------- I 3.53E-06 I-----------.

ITotal for Period I Ci I -------- I 8.--------I--

8.75E-05 I 1.42E-04 I

13. PARTICULATES I I II I MN54 I Ci i---------------------------------------

I CO58 I Ci Ii--------I- -------- I----------I I CO60 I Ci I- -------- I---------- I---------- I AGlIIrn m Ci I I-----------*

I C134 I Ci I---------- I---------- I---------- I I CS137 I Ci I---------- I---------- I--------------

ITotal for Period I Ci I---------- I---------- I---------- I

  • DENOTES SUPPLEMENTAL ISOTOPES Al. 1-7.

2007 EFFLUENT AND WASTE ýDISPOSAL ANNUAL REPORT GASEOUS EFFLUENTS-GROUND LEVEL RELEASES BATCH MODE INuclides Releasedi Unit I 1st Quarterl 2nd Quarterl 3rd Quarterl 4th Quarterl i1. FISSION GASES I I H3, I Ci I 5.87E-02 I 6.12E-02 I 1.39E-01 I 6.91E-03 I I AR41 I Ci I 2.48E-01 I 3.25E-01 I 3.46E-01 I 2.33E-01 I I KR85 Ci ----------- I1.01E+00 I 2.73E+00 I 2.88E+00 I XE131M Ci --------- -------- 4.26E703 5.44E-03

'I XE133M Ci --------- -------- 2.05E-04 I 1.79E-04 I XE133 I Ci I 5.29E-02 1.13E-01 I 4.80E-01 5.75E-01 I I XE135 I Ci I 1.66E-03 I 1.82E-03 3.10E-03 8.43E-04 Total for Period I Ci 3.61E-01 I 1.51E+00 I 3.70E+00 3.70E'+00 I

12. IODINES I I I I1131 I Ci - -------- 1.30E-06 -

I133 I Ci -------- 8.07E-07 ITotal for Period I Ci I---------- I---------- I 2.11E-06 I

13. PARTICULATES I C060 Ci ---------- ---------- ---

ITotal for Period I Ci I---------- I---------- I--------- I---------- I Al.1-8

2007 EFFLUENT AND WASTE DISPOSAL ANNUAL REPORT GASEOUS EFFLUENTS-SUMMATION OF ALL RELEASES F I Units I 1st I 2nd I 3rd I 4th IEst. I I I I I Quarter I Quarter I Quarter Quarter ITotal I I I I I I I IError,%I IA.IFISSION AND I I I I ACTIVATION GASES I I I Il.ITotal Release F Ci I 3.03E-011 1.45E+001 3.75E+001 4.35E+001 21.1 F F2. Average release FuCi/secl 3.89E-021 1.85E-011 4.71E-011 5.48E-011 F F Irate for period F F I F I I F F3.IPercent of F% GammaF 6.74E-031 2.13E-021 4.31E-021 1.54E-021 F F applicable limit*F Beta F 1.26E-031 2.83E-021 7.47E-021 1.61E-021 F IB.IIODINES I F I I F F F Fl.ITotal 1-131 F Ci F 0.OOE+001 0.00E+00 4.90E-051 9.77E-051 12.3 F 12.FAverage release FuCi/secF 0.00E+001 0.00E+00 6.17E-06F 1.23E-051 F I Irate for period F F F F F F 13.FPercent of F.% F 0.00E+001 0.OOE+00F 1.59E+001 6.35E-011 F I lapplicable limit*1 F F I I F F IC.IPARTICULATES F F I F Il. Particulates withF Ci F 0.00E+001 0.OOE+001 0.00E+00 0.00E+00 F I half lives>8 daysF F F I F F I 12.FAverage release FuCi/secI 0.00E+001 0.O0E+00t 0.OOE+00 0.OOE+00 F Irate for period F I I I F F I F3.FPercent of F % 0.OOE+001 0.OOE+00I 0.00E+001 0.OOE+00 F F Fapplicable limit* I I I I F F F4.IGross alpha F Ci 1<9.03E-071<6.79E-071<7.09E-071<6.59E-071 I I radioactivity F FI I I F I FD.ITRITIUM F F I F I F I Il.ITotal Release F Ci F 9.97E+011 7.19E+011 5.25E+011 6.73E+01I 10.8 1 F2. Average release FuCi/secF 1.28E+011 9.15E+001 6.60E+001 8.47E+001 F F Irate for period F F I F I I 13.IPercent of  % F 5.51E-011 7.71E-011 1.59E+001 6.35E-011 F F applicable limit*1 F F F I F F

  • Applicable limits are expressed in terms of dose. See Appendices A1.2-1 through A1.2-4 Al.1-9

2007 EFFLUENT AND WASTE DISPOSAL ANNUAL REPORT LIQUID EFFLUENTS CONTINUOUS MODE INuclides Releasedl Unit I 1st Quarterj 2nd Quarterl 3rd Quarterl 4th Quarterl I H3 I Ci I 1.72E-01 I 1.58E-01 I 2.94E-01 I 1.72E-01 I BATCH MODE Nuclides Releasedi Unit I 1st Quarterl 2nd Quarterl 3rd Quarterl 4th Quarterl H3 I Ci I 4.07E+02 I 8.09E+02 I 1.59E+03 I 7.37E+02 I CR51 I Ci I 2.89E-05 I- -------- I---------- I MN54 I Ci I 2:96E-05 I 4.03E-06 4.54E-06 I 4.03E-06 I I FE55 I Ci I 5.19E-04 I- -------- --------- I I C057 I Ci I 1.30E-06 I---------- I---------- I I CO58 I Ci I 5.96E-04 I 8.16E-05 I 1.54E-04 I 4.61E-04 I C060 Ci I 3.19E-04 I 5.48E-05 I 1.70E-04 I 1.79E-04 I 1 N163 I Ci I ---------------- I 7.40E-04 I 9.37E-07 I I ZN65 I Ci I 1.04E-04 I---------- I--------------

I *J(535 I Ci I------------------------I---------------I---------------I .7E0 I KR85 I Ci 1 E--- I -------- I- -------- - 1.71E I ZR95 I Ci I 1.16E-05 I 1.58E-06 I---------I -------- I I NB95 Ci I 2.49E-05 I 2.28E-06 I - - - - I 5.03E-06 M099 1 Ci I---------- I---------- I 1.03E-06 I 1 AG1IOM I Ci I 6.77E-06 I 8.10E-06 I 1.49E-04 I 1.06E-04 I


55124 ------I Ci -- ------------------

F---------------I-------------I .5E0 I SB124 I Ci I--------------------- I ------ C- I 9.50E-05 I II SB125 2.77E-06 I 3.42E-04 II Ci I I 2I---------

1131 Ci --

I --- -- ---------------I I--- 2.39- 06 I--- -- - --

1 I131 1 Ci I - - - - I - - - -- I 2.39E-06 I - - - -

CS134 ICi 7- - - - - I 4.33E-06 I 8.81E-05 I I CS137 I Ci I---------- I 3.80E-06 I 1.32E-05 I 9.58E-05 I I *XEI33 I Ci I 3.88E-05 I 2.72E-05 I 8.16E-04 I 4.80E-03 I *x-----33 ---- I--Ci I---------------I---------------I---------------I

--- .9E0 I *XEI33m I Ci I- -------- I--------- I ----lE-- I 2.93E-05C I I*XEI35 ICi I - - - - 1.01E-06 7.01E-06

  • DENOTES SUPPLEMENTAL ISOTOPES
  • Only Non-Zero Batch or Continuous Releases are Printed Al.1-10

2007 EFFLUENT AND WASTE DISPOSAL ANNUAL REPORT LIQUID EFFLUENTS-SUMMATION OF ALL RELEASES BATCH MODE I I Units I 1st I 2nd I 3rd I 4th lEst. I SI I Quarter I Quarter I Quarter I Quarter ITotal I I I I I I IError,%I IA.IFISSION AND I I j ACTIVATION II I PRODUCTS .I il.ITotal Release I Ci I 1.64E-031 1.56E-041 1.24E-031 1.38E-031 15.9 1

2. Average diluted .uCi/ml I 2.21E-101 1.99E-111 5.56E-II1 6.92E-11I I I concentration I I I I I I I Iduring period I I I I I I I 13.IPercent of I  % I 2.23E-031 3.55E-041 5.25E-04 1.60E-031 I I applicable limit I I I I I I I IB.ITRITIUM I I Il.ITotal Release I Ci I 4.07E+021 8.09E+021 1.59E+031 7.37E+021 10.1 1
2. Average diluted luCi/ml I 5.47E-051 1.03E-041 7.12E-051 3.70E-051 I I concentration I I I I 1 1 1 I Iduring period I I I I
13. Percent of I  % 15.47E+001 1.03E+011 7.12E+001 3.70E+001 I I applicable limit I I I I I I IC. DISSOLVED AND I I I ENTRAINED GASES I I il.ITotal Release I Ci I 3.88E-051 2.72E-051 8.17E-041 4.84E-031 12.7 I
12. Average diluted IuCi/ml I 5.22E-121 3.47E-121 3.67E-I1 2.43E-101 I Iconcentration I I I I I I I Iduring period I I [ I I I I 13.IPercent of I  % I 2.61E-06 1.74E-061 1.83E-051 1.22E-04I I I applicable limit I I I I I I I ID.IGROSS ALPHA I Ci I<8.76E-051<7.46E-051<2.19E-041<2.07E-041. N/A I I RADIOACTIVITY I - I I I ITOTAL RELEASE I I I IE.IVOLUME OF WASTE I Litersl 9.60E+051 8.18E+051 2.31E+061 2.22E+061 2.00 I I RELEASED I I I I I I I IF. VOLUME OF I Litersi 7.43E+091 7.83E+091 2.23E+101 1.99E+101 3.48 I I IDILUTION WATER I I I USED DURING I i I PERIOD II I Al. 1-11

2007 EFFLUENT AND WASTE DISPOSAL ANNUAL REPORT LIQUID EFFLUENTS-SUMMATION OF ALL RELEASES CONTINUOUS MODE I I Units Ilst 2nd I 3rd I4th lEst. I I I Quarter I Quarter I Quarter I Quarter ITotal I I I I I Error;%I IA.IFISSION AND I I I

_I JACTIVATION I I I I PRODUCTS I I I

i. 1Total Release I Ci 0.00E+001 0.00E+001 0.00E+001 0.00E+00l N/A
12. Average diluted IuCi/ml I 0.00E+001 0.00E+001 0.00E+001 0.00E+00I I I Iconcentration I I I I I I I Iduring period I I I I I I I
13. Percent of I% I 0.00EE+001 +000E+001 0.00+001 0.00E+001 I I applicable limit I I I I I I IB.ITRITIUM II I
1. 1Total Release I Ci I 1.72E-011 1.58E-011 2.94E-011 1.72E-011 14.0 1 2.jAverage diluted IuCi/ml I 2.32E-101 1.95E-101 3.83E-101 2.57E-101 I I concentration I I I I I 1. 1 I Iduring period I I I I I 13.IPercent of I  % I 2.32E-051 1.95E-051 3.83E-051 2.57E-051 I lapplicable limit 1, 1 1 1 1 1 1 IC.IDISSOLVED AND I I I I II I IENTRAINED GASES I I I Ii. Total Release I Ci I 0.00E+001 0.00E+001 0.00E+001 0.00E+001 N/A I 2.jAverage diluted IuCi/ml I 0.00E+001 0.OOE+00I 0.OOE+001 0.OOE+001 I I. concentration I I I I I I I Iduring period I I I I I I 13.lPercent of I  % I 0.00E+001 0.00E+001 0.00E+001 0.00E+001 I I lapplicable limit I I I ID. GROSS ALPHA I Ci I<2.43E-021<2.57E-021<2.37E-021<I.96E-021 N/A I I RADIOACTIVITY I I II I ITOTAL RELEASE I I I I I I I IE.IVOLUME OF WASTE I Litersl 5.57E+071 3.56E+071 8.34E+071 4.79E+071 2.00 I IRELEASED I I I I I I IF. IVOLUME OF I Litersi 7.40E+111 8.09E+I1 7.67E+I1 6.68E+I1 3.48 I I IDILUTION WATER I I I II I USED DURING I I I PERIOD I Al.1-12.

2006 EFFLUENT AND WASTE DISPOSAL ANNUAL REPORT LIQUID EFFLUENTS CONTINUOUS MODE INuclides Releasedi Unit I 1st Quarterl 2nd Quarterl 3rd Quarterl 4th Quarterl I H3 I Ci I 3.17E-01 I 1.78E-01 I 5.54E-02 I BATCH MODE Nuclides Releasedi Unit I 1st Quarterl 2nd Quarterl 3rd Quarterj 4th Quarterl I H3 I Ci I 1.64E+02 I 3.30E+02 I 2.31E+02 I 2.80E+02 I I CR51 I Ci I----------I 3.41E-04 I 9.57E-05 I 2.11E-04 I I MN54 I Ci I 5.72E-06 I 4.93E-06 I 9.97E-06 2.95E-05 I I FE55 Ci I. ----------- I 5.90E-04 I 1.08E-05 I I FE59 I Ci I- -------- I- -------- 1.08E-05 I 6.26E-06 I I C057 I Ci I 4.82E-06 I- -------- I 1.79E-06 I 4.15E-05 I C058 I Ci I 1.93E-04 8.01E-04 I 1.88E-03 I 1.24E-02 I 1 C060 Ci I 1.58E-04 2.42E-04 I 1.77E-04 I 5.71E-04 I I NT63 Ci I- -------- I 4.19E-04 I 3.38E-04 I 1. 10E-03 I I I ZN65 ZN65 II Ci Ci 1I-------------------------I---------------I---------------F

- - I - - - - - - - - I .9E0 2.95E705 I I ZR95 I Ci I- -------- I 2.55E-06 I 2.35E-06 I 3.67E-06 I I NB95 Ci I- -------- I 3.66E-06 I 8.16E-06 I 1.28E-05 I I AG1IOM I Ci I 1.02E-05 I 2.48E-04 I 1.72E-05 I 5.09E-05 I I SB124 I Ci I- -------- I 4.59E-06 I 2.14E-06 I 2.91E-05 I SB125 I Ci I 4.26E-05 I 4.14E-05 I 7.41E-05 I 3.72E-04 I I 1131 1 Ci I -------- I- -------- 4 16E-06 E--- -- I I CS134 I Ci F 1.87E-05 I -------- I 2.07E-06 I 2.81E-05 I I CS137 I Ci I 2.06E-05 I 1.84E-05 I 2.72E-06 I 3.36E-05 I I *XEI33 I Ci I- -------- I 5.84E-06 I- -------- 7.O0E-06 I I *XE33m I Ci F - --------------- I- -------- I 1.44E-05 I

  • DENOTES SUPPLEMENTAL ISOTOPES Updated 4 th quarter for Ni-63 Al.1-13

2006 EFFLUENT AND WASTE DISPOSAL ANNUAL REPORT LIQUID EFFLUENTS-SUMMATION OF ALL RELEASES BATCH MODE S iUnits I st I2nd I3rd I 4th lEst. I I Quarter IQuarter IQuarter I Quarter JTotalI i i jError,%j 1A. LFISSION AND III11 I ACTIVATIONIIIIII I IPRODUCTSIIIIIII

1. 1Total Release ICi I4.54E-041 2.13E-031 3.21E-031 1.49E-021 12.6 1 12.jAverage diluted luCi/ml I7.34E-111 2.94E-101 3.75E-101 1.76E-091 I Iconcentration IIIIIII I Iduring period IIIIIII 13.lPercent of I  % I1.73E-031 2.60E-031 2.09E-031 1.09E-021 I applicable limit IIIIIII IB.iTRITIUM
1. 1Total Release ICi I1.64E+021 3.30E+021 2.31E+021 2.80E+021 10.1i 12.1Average diluted JuCi/ml I2.65E-051 4.56E-051 2.70E-051 3.32E-051 I Iconcentration IIIIIII I Iduring period IIIIIII 13.lPercent of .1  % I2.65E+001 4.56E+001 2.70E+001 3.32E+001 I lapplicable limit IIIIIII 1C. IDISSOLVED AND II I ENTRAINED GASES II
1. 1Total Release I Ci I 0.00E+001 5.84E-061 0.00E+001 2.14E-051 43.5 1 2.jAverage diluted juCi/ml I0.00E+001 8.07E-131 0.00E+001 2.53E-121 I concentration I I IIduring period I I 13.lPercent of- I  % I0.00E+001 4.03E-071 0.00E+001 1.27E-061 I lapplicable limit I 1 i1 JD. LGROSS ALPHA ICi 1<8.00E-051<8.24E-051<8.51E-051<9.00E-051 N/A I I IRADIOACTIVITY ,

IITOTAL RELEASE I JE. IVOLUME OF WASTE ILitersl 8.77E+051 9.03E+051 9.33E+051 9.87E+051 2.001 I IRELEASEDIII IF. VOLUME OF ILitersl 6.18E+091 7.24E+091 8.56E+091 8.45E+091 3.48 1 1 DILUTION WATER IIIII I USED DURING II I PERIODII AI.I-14 Updated 4 1h quarter for Ni-63

2007 Effluent and Waste Disposal Annual Report Solid Waste and Irradiated Fuel Shipments Solid Waste Shipped Offsite for Burial or Disposal

1) Type of Waste Unit Estimated Estimated Total Error, %

amount a) Spent resins, filters, sludge, m3 5.18E+00 1.OOE+00 evaporator bottoms, etc. Curies 1.10E+02 3.75E+00 b) Dry compressible waste, m3 1.18E+02 1.OOE+00 contaminated equipment, etc. Curies 9.98E+00 6.48E+00 m3 3.00E+00 1.OE+00 c) Irradiated components, control Curies 2.36E+00 6.48E+00 rods, etc.

m3 d) Other Curies

2) Estimate of Principle Radionuclide Composition .

a) H-3 13% Co-58 3% Sb-125 2%

Mn-54 1% Co-60 17% Cs-134 7%

Fe-55 9% Ni-63 32% Cs-137 16%

b) H-3 6% Co-58 9% Sb-125 1%

Mn-54 1% Co-60 29 % Cs-134 1%

Fe-55 36 % Ni-63 13 % Cs-137 2% Zn-65 2 %

c) Mn-54 3% Zn-65 4% Co-60 38 %

Fe-55 25 % Co-58 15 % Ni-63 14 % Zr-95 1%

3) Solid Waste Disposition No. of Shipments Mode of Transportation Destination 12 Truck Barnwell, SC 34 Truck Clive, UT F44) Type of Containers used for Shipment: Containers used are excepted packages, Type A, Sea Land, U

metal boxes; drums and high integrity containers.

i[5 Solidification Agent: There were nosolidifications performed during this report period.

Al.1-15

2007 Effluent and Waste Disposal RatesAnnual Report Yearly Release GASES Fission and Activation Gases Total Release 9.85E+00 Curies Average Release Rate 3.12E-01 pCi/sec

% of Applicable Limits* y 4.33E-02 %

[3 6.02E-02 %

lodines Total 1-131 Release 1.47E-04 Curies Average Release Rate 4.65E-06 [tCi/sec

% of Applicable Limit* 1.77E+00 %

Particulates Total Release O.OOE+00 Curies Average Release Rate O.OOE+00 gCi/sec

% of Applicable Limit* O.OOE+00 %

LIQUIDS Fission and Activation Products Total Release 4.42E-03 Curies Average Diluted Concentration 7.62E-1 1 p Ci/ml

% of Applicable Limits* Total Body 3.03E+00 %

Organ 9.14E-01%

Applicable limits are expressed in terms of the annual 10 CFR 50, Appendix I, dose limits.

A1.I-16

Site Boundary and Nearest Residence Listing The following distances were used in the calculation of the maximum individual doses:

Sector Direction Boundary (Meters) Nearest Residence (Meters)

A N 651 659 B NNE 617 660 I

C NE 789 943 D ENE 1497 1747 E E 1274 1716 F ESE 972 1643

.G SE 629 1640 H SSE 594 964 J S 594 997 K SSW 629 942 Al. 1-17

Summary of Maximum Individual Doses First Quarter 2007 EFFLUENT APPLICABLE ESTIMATED AGE LOCATION  % OF LIMIT ORGAN DOSE (mrem) GROUP DIST DIR (M) APPLICABLE (mrem)

(Toward) LIMIT QTR Liquid Total Body 1.18E-02 Child Receptor 1' 7.85E-01 1.5E+0 Liquid GI-Tract 1.18E-02 Child Receptor 1 2.36E-01 5.OE+0 Noble Gas Air Dose 3.37E-04 Any 651 (N) 6.74E-03 5.OE+0 (Gamma-mrad) Age Noble Gas Air dose 1.26E-04 Any 651 (N) 1.26E-03 1.0E+1 (Beta-mrad) Age lodines and Total Body 4.13E-02 Child 814 (NNE) 5.51E-01 7.5E+0 Particulates A1.2-1

Summary of Maximum Individual Doses Second Quarter 2007 EFFLUENT APPLICABLE ESTIMATED AGE LOCATION  % OF LIMIT ORGAN DOSE (mrem) GROUP DIST DIR (M) APPLICABLE (mrem)

(Toward) LIMIT QTR Liquid Total Body 1.93E-02 Child Receptor 1 1.29E+00 1.5E+0 Liquid Liver 1.94E-02 Child Receptor 1 3.87E-01 5.OE+0 Noble Gas Air Dose 1.07E-03 Any 651 (N) 2.13E-02 5.OE+0 (Gamma-mrad) Age Noble Gas Air dose 2.83E-03 Any 594 (S) 2.83E-02 1.0E+1 (Beta-mrad) Age lodines and Total Body 5.78E-02 Child 814 (NNE) 7.7 1E-01 7.5E+0 Particulates AI.2-2

Summary of Maximum Individual Doses Third Quarter 2007 EFFLUENT APPLICABLE ESTIMATED AGE LOCATION  % OF LIMIT ORGAN DOSE (mrem) GROUP DIST DIR (M) APPLICABLE (mrem)

(Toward) LIMIT QTR Liquid Total Body 3.87E-02 Child Receptor 1 2.58E+00 1.5E+0 Liquid Liver 3.87E-02 Child Receptor 1 7.75E-01 5.0E+0 Noble Gas Air Dose 2.15E-03 Any 651 (N) 4.3 1E-02 5.OE+O (Gamma-mrad) Age Noble Gas Air dose 7.47E-03 Any 617 (NNE) 7.47E-02 1.0E+1 (Beta-mrad) Age lodines and Thyroid 1.19E-01 Child 659 (N) 1.59E+00 7.5E+0 Particulates A1.2-3

Summary of Maximum Individual Doses Fourth Quarter 2007 EFFLUENT APPLICABLE ESTIMATED AGE LOCATION  % OF LIMIT ORGAN DOSE (mrem) GROUP DIST DIR (M) APPLICABLE (mrem)

(Toward) LIMIT QTR Liquid Total Body 2.1OE-02 Child Receptor 1 1.40E+00 1.5E+0 Liquid Liver 2.15E-02 Child Receptor 1 4.29E-01 5.OE+0 Noble Gas Air Dose 7.69E-04 Any 651 (N) 1.54E-02 5.OE+O (Gamma-mrad) Age Noble Gas Air dose 1.61E-03 Any 594 (SSE) 1.61E-02 1.0E+1 (Beta-mrad) Age lodines and Thyroid 4.76E-02 Child 659 (N) 6.35E-01 7.5E+O Particulates A1.2-4

Summary of Maximum Individual Doses Fourth Quarter 2006 EFFLUENT APPLICABLE ESTIMATED AGE LOCATION  % OF LIMIT ORGAN DOSE (mrem) GROUP DIST DIR (M) APPLICABLE (mrem)

(Toward) LIMIT QTR Liquid Total Body 6.88E-03 Child Receptor 1 4.59E-01 1.5E+O Liquid Liver 7.01E-03 Child Receptor 1 1.40E-01 5.OE+0 Noble Gas Air Dose 5.65E-04 Any 651 (N) 1.13E-02 5.OE+0 (Gamma-mrad) Age Noble Gas Air dose 2.24E-04 Any 651 (N) 2.24E-03 1.0E+1 (Beta-mrad) Age lodines and Thyroid 7.15E-02 Child 1643 (ESE) 9.53E-01 7.5E+0 Particulates Updated 4h quarter liquid for Ni-63 A1.2-5

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 1/1/07 - 3/31/07 STABILITY CLASS: A DT/DZ ELEVATION: SPEED:SP1OM DIRECTION:DIR1OM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-4 4-8 8-13 13-19 19-25 >25 TOTAL N 1 13 13 0 0 0 27 NNE 2 2 2 0 0 0 6 NE 2 8 0 0 0 0 10 ENE 3 10 4 0 0 0 17 E 2 3 3 0 0 0 8 ESE 0 12 13 0 0 0 25 SE 0 11 4 0 0 0 15 SSE 0 14 6 0 0 0 20 S 1 2 19 4 0 0 26.

SSW 0 5 6 3 0 0 14 SW 2 9 30 6 0 0 47 WSW 0 14 31 1 0 0 46 W 2 23 24 5 0 0 54 WNW 3 13 4 0 0 0 20 NW 1 10 2 0 0 0 13 NNW 2 27 12 0 0 0 41 TOTAL 21 176 173 19 0 0 389 PERIODS OF CALM(HOURS): 0 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 0 A2.1-1

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 1/1/07 - 3/31/07 STABILITY CLASS: B DT/DZ ELEVATION: SPEED:SPIOM DIRECTION:DIR1OM, LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-4 4-8 8-13 13-19 19-25 >25 TOTAL N 1 3 2 0 0 0* 6 NNE 0 1 0 0 0 0 1 NE 0 7. 2 0 0 0 9 ENE 2 5 1 0 0 0 8 E 1 2 4 0 0 0 7 ESE 0 3 1 0 0 0 4 SE 1 2 0 0 0 0 3 SSE 1 2 2 0 0 0 5 S 3 4 8 0 0 0 15 SSW 3 0 2 5 0 0 10 SW 0 6 10 1 0 0 17 WSW 0 2 7 2 0 0 11 W 1 7 8 1 0 0 17 WNW 2 5 0 0- 0 0 7 NW 2 8 0 0 0 0 10 NNW 2 5 2 0 .0 0 9 TOTAL 19 62 49 9 0 0 139 PERIODS OF CALM(HOURS): 0 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 0 A2.1-2

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 1/1/07 - 3/31/07 STABILITY CLASS: C DT/DZ ELEVATION: SPEED:SP1OM DIRECTION:DIR1OM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-4 4-8 8-13 13-19 19-25 >25 TOTAL N 2 4 3 0 0 0 9 NNE 3 4 0 0 0 0 7 NE 2 5 2 0 0 0 9 ENE 6 4 2 1 0 0 12 E 3 8 3 0 0 0 14 ESE 0 3 2 0 0 0 5 SE 1 4 2 0 0 0 7 SSE 0 3 1 0 0 0 4 S 1 2 3 1 0 0 7 SSW 0 0 2 1 0 0 3 SW 1 2 11 1 0 0 15 WSW 0 5 10 1 0 0 16 W 2 4 7 0 0 0 13 WNW 1 3 5 0 0 0 9 NW 2 9 36 0 0 0 17 NNW 2 9 3 0 0 0 14 TOTAL 26 69 62 4 0 0 161 PERIODS OF CALM(HOURS): 0 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 0 A2. 1-3

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 1/1/07 - 3/31/07 STABILITY CLASS: D DT/DZ ELEVATION: SPEED:SP1OM DIRECTION:DIR1OM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-4 4-8 8-13 13-19 19-25 >25 TOTAL N 13 23 14 0 0 0 50 NNE 13 23 12 0 0 0 48 NE 9 15 .2 0 0 0 26 ENE 8 19 14 1 0 0 42 E 6 28 35 0 0 0 69 ESE 7 35 28 0 0 0 70 SE 4 23 11 0 0 0 38 SSE 12 16 13 0 0 0 41 S 4 47 54 23 0 0 128 SSW 6 34 69 17 0 0 126 SW 5 18 56 4 0 0 83 WSW 5 25 35 14 0 0 79 W 4 39 48 4 0 0 95 WNW 7 54 29 0 0 0 90 NW 7 69 22 0 0 0 98 NNW 9 65 9 0 0 0 83 TOTAL 119 533 451 63 0 0 1166 PERIODS OF CALM(HOURS): 0 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 0 A2.1-4

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 1/1/07 - 3/31/07 STABILITY CLASS: E DT/DZ ELEVATION: SPEED:SPlOM DIRECTION:DIR1OM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-4 4-8 8-13 13-19 19-25 >25 TOTAL N 3 1 0 0 0 0 4 NNE 2 2 0 0 0 0 4 NE 4 1. 0 0 0 0 5 ENE 6 2 0 0 0 0 8 E 3 1 8 0 0 0 12 ESE 7 5 0 0 0 23 SE 8 18 1 0 0 0 27 SSE 10 5 0 0 0 0 15 S 4 29 8 0 0 o0 41 SSW 1 9 8 1 0 0 19 SW 4 8 6 2 0 0 20 WSW 3 4 1 0 0 0 8 W 1 7 3 0 0 0 11 WNW 3 6 0 0 0 0 9 NW 2 0 0 0 0 2 0 0 NNW 3 3 0 0 6 TOTAL 64 107 40 3 0 .0 214 PERIODS OF CALM(HOURS): 0 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 0 A2. 1-5

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 1/1/07 - 3/31/07 STABILITY CLASS: F DT/DZ ELEVATION: SPEED:SP1OM DIRECTION:DIR1OM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-4 4-8 8-13 13-19 19-25 >25 TOTAL N 1 0 10 0 0 0 1 NNE 0 0 0 0 0 0 0 NE 1 0 0 0 0 0 1 ENE 0 0 0 0 0 0 0 E 3 2 0 0 0 0 5 ESE 3 0 0 0 0 0 3 SE 2 1 0 0 0 0 3 SSE 9 6 0 0 0 0 15 S 5 10 0 0 0 0 15 SSW 1 0 0 0 0 0 1 SW 0 0 0 0 0 0 0 WSW 7 '0 0 0 0 0 7 W 1 0 0 0 0 0 1 WNW 1 0 0 0 0 0 1 NW 0 0 0 0 0 0 0 NNW 0 0 0 0 0 0 0 TOTAL 34 19' 0 0 0 0 53 PERIODS OF CALM(HOURS): 0 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 0 A2.1-6

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 1/1/07 - 3/31/07 STABILITY CLASS: G DT/DZ ELEVATION: SPEED:SP1OM DIRECTION:DIRIOM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-4 4-8 8-13 13-19 ,19-25 >25 TOTAL N 0 0 0 0 0 0 0 NNE 0 0 0 0 0 0 0 NE 1 0 0 0 0 0 I ENE 0 0 0 0 0 0 0 E 1 0 0 0 0 0 1 ESE 1 0 0 0 0 0 1 7 7 SE 0 0 0 0 0 SSE 0 0 0 0 0 S 5 3 0 0 0 0 8 SSW 2 0 0 0 0 0 2 SW 0 0 0 0 0 0 0 WSW 1 0 0 0 0 0 1 W 1 1 0 0 0 0 2 WNW 1 0 0 0 0 0 1 NW 1 0 0 0 0 0 1 NNW 2 0 0 0 0 0 2 TOTAL 34 4 0 0 0 0 38 PERIODS OF CALM(HOURS): 0 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 0 A2. 1-7

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 1/1/07 - 3/31/07 STABILITY CLASS: ALL DT/DZ ELEVATION: SPEED:SPIOM DIRECTION:DIRIOM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-4 4-8 8-13 13-19 19-25 >25 TOTAL N 21 44 32 0 0 0 97 NNE 20 32 14 0 0 0 66 NE 19 36 6 0 0 0 61 ENE 25 40 21 1 0 0 87 E 19 44 53 0 0 0 116 ESE 18 64 49 0 0 0 131 SE 23 59 18 0 0 0 100 SSE 43 46 22 0 0 0 111 S 23 97 92 28 0 0 240 SSW 13 48 87 27 0 0 175 SW 12 43 113 14 0 0 182 WSW 16 50 84 18 0 0 168 W 12 81 90. 10 0 0 193 WNW 18 81 38 0 0 0 137 NW .15 96 30 0 0 0 141 NNW 20 109 26 0 0 0 155 TOTAL 317 970 775 98 0 0 2160 PERIODS OF CALM(HOURS) : 0 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 0 Hours are not adjusted for Daylight Savings Time A2. 1-8

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 4/1/07 - 6/30/07 STABILITY CLASS: A DT/DZ ELEVATION: SPEED:SPIOM DIRECTION:DIRIOM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N 8 54 3 0 0 0 65 NNE 2 9 1 0 0 0 12 NE 1 11 1 0 0 0 13 ENE 2 8 6 1 0 0 16 E 3 18 12 0 0 0 33 ESE 5 16 7 0 0 0 28 SE 3 19 6 0 0 0 28 SSE 7 31 5 0 0 0 43 S 7 36 22 6 0 0 71 SSW 0 7 11 10 0 0 28 SW 2 20 20 1 0 0 43 WSW 0 28 9 1 0 0 38 W 4 23 5 0 0 0 32 WNW 4 29 6 0 0 0 39 NW 11 33 15 0 0 0 59 NNW 16 112 5 0 0 0 133 TOTAL 75 454 134 18 0 0 681 PERIODS OF CALM(HOURS): 11 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 2 A2 .2-1

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 4/1/07 - 6/30/07 STABILITY CLASS: B DT/DZ ELEVATION: SPEED:SPIOM DIRECTION:DIRIOM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N 3 3 1 0 0 0 7 NNE 0 0 1 0 0 0 1 NE 0 1 0 0 0 0 1 ENE 0 5 3 0 0 0 8 E 0 2 0 0 0 0 .2 ESE 2 1 2 0 0 0 5 SE 3 1 0 0 0 0 4 SSE 0 1 0 0 0 0 1 S 2 7 2 1 0 0 12 SSW 0 3 1 0 0 0 4 SW 1 7 3 1 0 0 12 WSW 0 2 0 0 0 0 2 W 1 5 2 0 0 0 8 WNW 0 4 3 1 0 0 8 NW 4 0 2 0 0 0 6 NNW 4 3 '0 0 0 0 7 TOTAL 20 45 20 3 0 0 88 PERIODS OF CALM(HOURS) 11 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 2 A2.2-2

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 4/1/07 - 6/30/07 STABILITY CLASS: C DT/DZ ELEVATION: SPEED:SP1OM DIRECTION:DIR1OM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N 3 4 1 0 0 0 8.

NNE 1 1 0 0 0 0 2 NE 3 2 0 0 0 0 5 ENE 1 1 2 0 0 0 4 E 0 5 2 0 0 0 7 ESE 0 3 0 0 0 0 3 SE 3 0 0 0 0 0 3 SSE 4 2 0 0 0 0 6 S 2 4 3 1 0 0 10 SSW 3 2 1 2 0 0 8 SW 1. 4 0 0 0 0 5 WSW 2 2 0 0 0 0 4 W 1 2 3 0 0 0 6 WNW 1 1 6 0 0 0 8 NW 5 4 8 0 0 0 17 NNW 1 5 1 0 0 0 7 TOTAL 31 42 27 3 0 0 103 PERIODS OF CALM(HOURS): 16 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 3 A2.2-3

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 4/1/07 - 6/30/07 STABILITY CLASS: D DT/DZ ELEVATION: SPEED:SP1OM DIRECTION:DIR1OM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N 15 31 4 0 0 0 50 NNE 11 8 1 0 0 0 20 NE 10 8 1 0 0 0 19 ENE 2 6 1 0 0 0 9 E 5 25 27 0 0 0 57 ESE 8 22 1 -0 0 0 31 SE 11 3 0 0 0 0 14 SSE 6 4 0 0 0 0 10 S 2 10 16 7 0 0 35 SSW 2 11 23 5 0 0 41 SW 8 15 16 2 0 0 41 WSW 5 9 9 0 0 0 23 W 5 12 16 1 0 0 34 WNW 6 15 3 0 0 0 24 NW 6 13 15 0 0 0 34 NNW 11 24 6 0 -0 0 47 TOTAL 113 216 139 15 0 0 483 PERIODS OF CALM(HOURS): 11 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 2 A2. 2-4

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 4/1/07 - 6/30/07 STABILITY CLASS: E DT/DZ ELEVATION: SPEED:SP10M DIRECTION:DIR1OM" LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N 12 11 2 0 0 0 25 NNE 11 3 0 0 0 0 14 NE 12. 2 1 0 0 0 15 ENE 12 13 4 0 0 0 29 E 20 19 5 0 0 0 44 ESE 19 17 4 0 0 0 40 SE 19 13 1 0 .0 0 33 SSE 11 18 0 0 0 0 29 S 12 35. 2 0 0 0 49 SSW 8 11 5 0 0 0 24 SW 12 11 7 0 0 0 30 WSW 5 3 6 0 0 0 14 W 7 4 0 0 0 0 11 WNW 3 1 0 0 0 0 4 NW 4 1 0 0 0 0 5 NNW 11 17' 0 0 0 0 28 TOTAL 178 179 37 0 0 0 394 PERIODS OF CALM(HOURS): 11 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 2 A2.2-5

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 4/1/07 - 6/30/07 STABILITY CLASS:, F DT/DZ ELEVATION: SPEED:SPIOM DIRECTION:DIR1OM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N 2 0 0 0 0 0 2 NNE 2 1 0 0 0 0 3 NE 14 1 0 0 0 0 15 ENE 18 0 0 0 0 0 18 E 17 2 0 0 0 0 19 ESE 14 1 0 0 0 0 15 SE 17 2 0 0 0 0 19.

SSE 22 9 0 0 0 0 31 S 12 10 0 0 0 0 22 SSW 8 0 0 0 0 0 8 SW 8 0 0 0 0 0 8 WSW 2 1 0 0 0 0 3 W 3 0 0 0 0 0 3 WNW 4 0 0 0 0 0 4 NW 5 0 0 0 0 0 5 NNW 4 0 0 0 0 0 4 TOTAL 152 27 0 0 0 0 179 PERIODS OF CALM(HOURS): 11 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 2 A2. 2-6

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 4/1/07.- 6/30/07 STABILITY CLASS: G DT/DZ ELEVATION: SPEED:SPIOM DIRECTION:DIRIOM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N 5 0 0 0 0 0 5 NNE 3 0 0 0 0 0 3 NE 8 0 0 0 0 0 8 ENE 27 1 0 0 0 0 28 E 45 0 0 0 0 0 45 ESE 27 0 0 0 0 0 27 SE 33 0' 0 0 0 0 33 SSE 30 0 0 0 0 0 30 S 22 1 0 0 0 0 23 SSW 11 0 0 0 0 0 11 SW 8 0 0 0 0 0 8 WSW 6 0 0 0 0 0 6 W 4 0 0 0 0 0 4 WNW 4 0 0 0 0 0 4 NW 6 0 0 0 0 0 6 NNW 2 0 0 0 0 0 2 TOTAL 241 2 0 0 0 0 243 PERIODS OF CALM(HOURS): 11 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 2 A2. 2-7

SITE: AEP'COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 4/1/07 - 6/30/07 STABILITY CLASS: ALL DT/DZ ELEVATION: SPEED:SP10M DIRECTION:DIR1OM LAPSE:DT60M WIND SPEED (MPH)'

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N -48 103 11 0 0 0 162 NNE 30 22 3 0 0 0 55 NE 48 25 3 0 0 0 76 ENE 62 34 16 0 0 0 112 E 90 71 46 0 0 0 207 ESE 75 60 14 0 0 0 149 SE 89 38 7 0 0 0 134 SSE 80 65 5 0 0 0 150 S 59 103 45 15 0 0 222 SSW 32 34 41 17 0 0 124 SW 40 57 46 4 0 0 147 WSW 20 45 24 1 0 0 90 W 25 46 26 1 0 0 98 WNW 22 50 18 1 0 0 91 NW 41 51 40 0 0 0 132 NNW 49 161 12 0 0 0 222 TOTAL 810 965 357 39 0 0 2171 PERIODS OF CALM(HOURS): 11 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 2 A2 .2-8

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 7/1/07 - 9/30/07 STABILITY CLASS: A DT/DZ ELEVATION: SPEED:SPIOM DIRECTION:DIRIOM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N 19 63 3 0 0 0 85 NNE 4 3 0 0 0 0 7 NE 2 3 0 0 0 0 5 ENE 1 5 0 0 0 0 6 E 4 7 0 0 0 0 11 ESE 8 9 0 0 0 0 17 SE 4 7 0 0 0 0 11 SSE 3 17 0 0 0 0 20 S 4 45 10 -0 0 0 59 SSW 1 17 13 0 0 0 31 SW 1 43 30 0 0 0 74 WSW 2 33 3 0 0 0 38 W 10 32 0 0 0 0 42 WNW 14 27 0 0 0 0 41 NW 21 27 0 0 0 0 48 NNW 41 79 0 0 0 0 120 TOTAL 139 417 59 1 0 0 615 PERIODS OF CALM(HOURS): 43 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 0 A2 .3-1

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 7/1/07 - 9/30/07 STABILITY CLASS: B DT/DZ ELEVATION: SPEED:SP1OM DIRECTION:DIR1OM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N 2 7 0 0 0 0 9 NNE 0 0 0 0 0 0 0 NE 0 1 0 0 0 0 ENE 1 0 0 0 0 0 1 E 4 2 0 0 0 0 6 ESE 2 1 0 0 0 0 3 SE 0 0 0 0 0 0* 0 SSE 4 2 .0 O 0 0 6 S 0 10 2 0 0 0 12 SSW 1 5 9 0 0 0 15 SW 0 7 2 0 0 0 9 WSW 0 2 0 0 0 0 2 W 1 2 2 0 0 0 5 WNW 1 1 -0 0 0 0 2 NW 2 0 0 0 0 0 2 NNW 3 0 0 0 0 0 3 TOTAL 21 40 15 0 0 0 76 PERIODS OF CALM(HOURS): .43 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 0 A2.3-2

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 7/1/07 - 9/30/07 STABILITY CLASS: C DT/DZ ELEVATION: SPEED:SP10M DIRECTION:DIR1OM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 524 TOTAL N 1 4 0 0 0 0 5 NNE 0 0 0 0 0 0 0 NE 0 0 0 0 0 0 0 ENE 2 0 0 0 0 0 2 E 2 0 0 0 0 0 2 ESE 1 1 0 0 0 0 2 SE 5 2 0 0 0 0 7 SSE 1 2 0 0 0 0 3 S 3 5 1 0 0 0 9 SSW 1 7 4 0 0 0 12 SW 0 5 0 0 0 0 5 WSW 2 2 0 0 0 0 4 W 7 0 0 0' 0 0 7 WNW 6 0 0 0 .0 0 6 NW 5 0 0 0 0 0 5 NNW 5 2 0 0 0 0 7 TOTAL 41 30 5 0 0 0 76 PERIODS OF CALM(HOURS): 43 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 0 A2. 3-3

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 7/1/07 - 9/30/07 STABILITY CLASS: ,D DT/DZ ELEVATION: SPEED:SP10M DIRECTION:DIR10M LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N 22 18 0 0 0 0 40 NNE 4 0 0 0 0 0 4 NE 6 0 0 0 0 0 6 ENE 6 3 0 0 0 0 9 E 6 3 0 0 0 0 9 ESE 15 1 0 0 0 0 16 SE 2 2 0 0 0 0 4 SSE 3 3 0 0 0 0 6 S 4 22 18 2 0 0 46 SSW 4 36 7 0 0 0 47 SW 5 12 8 0 0 0 25 WSW 3 4 0 0 0 0 7 W 11 4 0 0 0 0 15 WNW 6 0 0 0 .0 0 6 NW 9 1 0 0 0 0 10 NNW 22 12 1 0 0 0 35 TOTAL 128 121 34 2 0 0 285 PERIODS OF CALM(HOURS): 43 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 0 A2. 3-4

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 7/1/07 - 9/30/07 STABILITY CLASS: E DT/DZ ELEVATION: SPEED:SP1OM DIRECTION:DIR10M LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N 34 21 0 0 0 0 55 NNE 27 1 0 0 0 0 28 NE 22 1 0 0 0 0 23 ENE 16 6 0 0 0 0 22 E 12 1s 0 0 0 0 27 ESE 26 17 0 0 0 0 43 SE 19 7 0 0 0 0 26 SSE 28 14 0 0 0 0 42' S 28 59 4 0 0 0 91 SSW 17 20 10 2 0 0 49 SW 6 31 2 0 0 0 39 WSW 6 15 0 0 0 0 21 W 11 3 0 0 0 0 14 WNW 6 5 0 0 0 0 11 NW 9 6 0 0 0 0 15 NNW 19 6 0 0 0 0 25 TOTAL 286 227 16 2 0 0 450 PERIODS OF CALM(HOURS) : 43 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 0 A2.3-5

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 7/1/07 - 9/30/07 STABILITY CLASS: F DT/DZ ELEVATION: SPEED:SP1OM DIRECTION:DIR1OM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18-19-24 >24 TOTAL N 3 0 0 0 0 0 3 NNE 7 0 0 0 0 0 7 NE 20 0 01 0 0 0 20 ENE 13 0 0 0 0 0 13 E 15 0 0 0 0 0 15 ESE 33 1 0 0 0 0 34 SE 21 0 0 0 0 0 21 SSE 30 0 0 0 0 0 30 S 32 10 1i 0 0 0 43 SSW 11 5 0 0 0 0 16 SW 9 3 1 0 0 0 13 WSW 7 1 0 0 0 0 8 W 3 0 0 0 0 0 3 WNW 2 0 0 0 0 0 2 NW 4 0 0 0 0 0 4 NNW 2 0 0 0. 0 0 2 TOTAL 212 20 2 0 0 0 234 PERIODS OF CALM(HOURS): 43 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 0 A2. 3-6

SITE: AEP COOK HOURS AT EACH-WIND SPEED AND DIRECTION PERIOD OF RECORD: 7/1/07 - 9/30/07 STABILITY CLASS: G DT/DZ ELEVATION: SPEED:SPIOM DIRECTION:DIRIOM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N 5 0 0 0 0 0 7 NNE 4 0 0 0 0 0 4 NE 12 0 0 0 0 0 12 ENE 42 0 0 0 0 0 42 E 47 0 0 0 0 0 47 ESE 47 0 0 0 0 0 47 SE 41 0 0 0 0 0 41 SSE 42 0 0 0 0 0 42 S 45 1 0 0 0 0 46 SSW 38 0 0 0 0 0 38 SW 6 0 0 0 0 0 6 WSW 6 0 0 0 0 0 6 W 4 0 0 0 0 0 4 WNW 3 0 0 0 0 0 3 NW 3 0 0 0 0 0 j NNW 2 0 0 0 0 0 2 TOTAL 347 1 0 0 0 0 348 PERIODS OF CALM(HOURS): 43 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 0

(

A2.3-7

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 7/1/07 - 9/30/07 STABILITY CLASS: ALL DT/DZ ELEVATION: SPEED:SP10M DIRECTION:DIR1OM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N 86 113 3 0 0 0 202 NNE 46 4 0 0 0 0 50 NE 62 5 0 0 0 0 67 ENE 81 14 0 0 0 0 95 E 90 27 0 0 0 0 117 ESE 132 30 0 0 0 0 162 SE 92 18 0 0 0 0 110 SSE 111 38 0 0 0 0 149 S 116 152 36 2 0 0 306 SSW 73 90 43 2 0 0 208 SW 27 101 43 0 0 0 171 WSW 26 57 .3 0 0 0 86 W 47 41 2 0 0 0 90 WNW 38 33 0 0 0 0 71 NW 53 34 0 0 0 0 87 NNW 94 99 1 0 0 0 194 TOTAL 1174 856 131 4 0 0 2165 PERIODS OF CALM(HOURS): 43 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 0 A2. 3-8

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD:. 10/1/07 - 12/31/07 STABILITY CLASS: A DT/DZ ELEVATION: SPEED:SPIOM DIRECTION:DIRIOM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N 2 11 9 0 0 0 22 NNE 0 5 2 0 0 0 7 NE 1 2 1 0 0 0 4 ENE 0 8 5 0 0 0 13 E 1 7 0 0 0 0 8 ESE 5 13 0 0 0 0 18 SE 4 19 1 1 0 0 25 SSE 1 27 9 0 0 0 37 S 0 17 20 8 0 0 .45 SSW 1 6 6 0 0 0 13 SW 1 20 15 0 0 0 36 WSW 15 5 1 0 0 22 W 3 10 4 0 0 0 17 WNW 2 8 2 0 0 0 12 NW 2 9 8 0 0 0 19 NNW 1 10 2 0 0 0 13 TOTAL 25 187 89 .10 0 0 311 PERIODS OF CALM(HOURS): 2 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 32 A2 .4-1

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 10/1/07 - 12/31/07 STABILITY CLASS: B DT/DZ ELEVATION: SPEED:SPIOM DIRECTION:DIRIOM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N 0 2 0 0 0 0 2 NNE 0 3 0 0 0 0 3 NE 0 1 0 0 0 0 1 ENE 0 1 0 0 0 0 1 E 2 3 0 0 .0 0 5 ESE 1 2 0 0 0 0 SE 2 9 0 0 0 0 11 SSE 1 8 2 1 0 0 12 S 0 13 3 0. 0 0 165 SSW 0 4 5 5 0 0 14 SW 0 7 2 5 0 0 14 WSW 2 10 3 0 0 0 15 W 1 2 2 0 0 0 5 WNW 2 2 2 0 0 0 6 NW 2 2 2 0 0 0 6 NNW 4 8 0 0 0 0 12 TOTAL 17 77 21 11 0 0 126 PERIODS OF CALM(HOURS): 2 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 32 A2.4-2

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 10/1/07 - 12/31/07 STABILITY CLASS: C DT/DZ ELEVATION: SPEED:SP1OM DIRECTION:DIR1OM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-2-4 >24 TOTAL N 2 3 0 0 0 0 5 NNE 0 4 0 0 0 0 4 NE 1 4 0 0 0 0 5 ENE 1 12 0 0 0 0 13 E 5 5 1 0 0 0 11 ESE 2 7 2 0 0 0 11 SE 1 2 1 0 0 0 4 SSE 0 9 2 0 0 12 S 1 12 2 2 0 0 17 SSW 0 2 1 2 0 0 5 SW 0 10 5 4 3 0 22 WSW 1 5 8 2 2 .0 18 W 1 6 3 0 0 0 10 WNW 2 8 5 0 0 0 15 NW 1 3 3 0 0 0 7 NNW 5 4 3 0 0 0 12 TOTAL 23 96 36 11 5 0 171 PERIODS OF CALM(HOURS): 2 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 32 A2. 4-3

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 10/1/07 - 12/31/07 STABILITY CLASS: D DT/DZ ELEVATION: SPEED:SP1OM DIRECTION:DIRIOM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N 13 30 9 0 0 0 52 NNE 7 21 2 0 0 0 30 NE 13 33 1 0 0 0 47 ENE 10 33 1 0 0 0 44 E 29 16 0 0 0 0 45 ESE 20 27 3 0 0 0 50 SE 18 45 11 5 0 0 79 SSE 14 51 1 0 0 77 S 6 58 31 7 0 0 102 SSW 5 24 36 3 0 0 68 SW 7 11 24 9 1 0 52 WSW 1 8 35 8 2 0 54 W .5 15 17 1 0 0 38 WNW 2 29 18 5 0 0 54 NW 5 65 36 0 0 107 NNW 7 40 11 0 0 0 58 TOTAL 162 506 246 40 3 0 957 PERIODS OF CALM(HOURS): 2 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 32 A2.4-4

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 10/1/07 - 12/31/07 STABILITY CLASS: E DT/DZ ELEVATION: SPEED:SPIOM DIRECTION:DIRIOM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N .7 15 1 0 0 0 23 NNE 3 12 2. 0 0 0 17 NE 4 10 0 0 0 0 14 ENE 13 1 0 0 0 0 14 E 20 2 0 0 0 0 22 ESE 19 8 0 0 0 0 27 SE 26 16 0 0 0 0 42 SSE 17 32 3 0 0 0 52 S 12 59 18 1 0 0 90 SSW 1 6 2 1 0 0 10 SW 2 3 2 0 0 0 7 WSW 0 6 0 0 0 0 6 W 0 4 1 0 0 0 5 WNW 2 3 2 0 0 0 7 NW 3 5 1 0 0 0 9 NNW 5 14 2 0 0 0 21 TOTAL 134 196 34 2 0 0 366 PERIODS OF CALM(HOURS): 2 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 32 A2.4-5

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 10/1/07 - 12/31/07 STABILITY CLASS: F DT/DZ ELEVATION: SPEED:SP10M DIRECTION:DIR1OM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 ,8-12 13-18 19-24 >24 TOTAL N 4 0 0 0 0 0 4 NNE 4 0 0 0 0 0 4 NE 2 0 0 0 0 0 2 ENE 6 0 0 0 0 0 6 E 9 0 0 0 0 0 9 ESE 10 0 0 0 0 0 10 SE 13 0 1 0 0 0 14 SSE 24 7 1 0 0 0 32 S 22 3 0 0 0 0 25 SSW 6 1 0 0 0 0 7 SW 3 1 0 0 0 0 4 WSW 0 0 0 0 0 0 0 W 0 0 0 0 0 0 0 WNW 0 0 0 0 0 0 0 NW 0 0 0 0 0 0 0 NNW 1 0 0 0 0 0 1 TOTAL 104 12 2 0 0 0 118 PERIODS OF CALM(HOURS): 2 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 32 A2.4-6

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 10/1/07 - 12/31/07 STABILITY CLASS: G DT/DZ ELEVATION: SPEED:SP1OM DIRECTION:DIR1OM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N 0 0 0 0 0 0 0 NNE 0 0 0 0 0 0 0 NE 4 0 0 0 0 0 4 ENE 9 0 0 0 0 0 9 E 15 0 0 0 0 0 15 ESE 7 0 0 0 0 0 7 SE 32 0 0 0 0 0 32 SSE 30 0 0 0 0 0 30 S 22 3 0 0 0 0 25 SSW 2 0 0 0 0 0 2 SW 0 0 0 0 0 0 0 WSW 0 0 0 0 0 0 0 W 0 0 0 0 0 0 0 WNW 1 0 0 0 0 0 1 NW 0 0 0 0 0 0 0 NNW 0 0 0 0 0 0 0 TOTAL 122 3 0 0 0 0 125 PERIODS OF CALM(HOURS): 2 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 32 A2.4-7

SITE: AEP COOK HOURS AT EACH WIND SPEED AND DIRECTION PERIOD OF RECORD: 10/1/07 - 12/31/07 STABILITY CLASS: ALL DT/DZ ELEVATION: SPEED:SP1OM DIRECTION:DIRIOM LAPSE:DT60M WIND SPEED (MPH)

WIND DIRECTION 1-3 4-7 8-12 13-18 19-24 >24 TOTAL N 28 61 19 0 0 0 108 NNE 14 45 6 0 0 0 65 NE 25 50 2 0 0 0 77 ENE 39 55 6 0 0 0 100 E. 81 33 1 0 0 0 115 ESE 64 57 5 0 0 0 126 SE 96 91 14 6 0 0 207 SSE 87 134 28 3 0 0 252 S 63 165 74 18 0 0 320 SSW 15 43 50 11 0 0 119 SW 13 52 48 18 4 0 135 WSW 5 44 51 11 4 0 115 W 10 37 27 1 0 0 75 WNW 11 50 29 5 0 0 95 NW 13 84 50 1 0 0 148 NNW 23 76 18 0 0 0 117 TOTAL 587 1077 428 74 8 0 2174 PERIODS OF CALM(HOURS): 2 VARIABLE DIRECTION: 0 HOURS OF MISSING DATA: 32 Hours are not adjusted for Daylight Savings Time A2.4-8