ML17326A120

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Monthly Operating Rept for Aug 1999 for Cook Nuclear Plant, Unit 1.With 990915 Ltr
ML17326A120
Person / Time
Site: Cook American Electric Power icon.png
Issue date: 08/31/1999
From: Bakken A, Pratt M, Richardson S
INDIANA MICHIGAN POWER CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9909210296
Download: ML17326A120 (15)
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Text

CATEGORY 1 REGULATU Y INFORMATION DISTRIBUTION SYSTEM (RIDS)

DOCKET SCIL:50-315 Donald C. Cook Nuclear Power Plant, Unit 1, Indiana M 05000315 AUxg')NAME AUTHOR AFFILIATION PRATE, M,M. Indiana Michigan Power Co.

RICHARDSON,S.A. Indiana Michigan Power Co.

BAKKEN,A.C. Indiana Michigan Power Co.

RECIP.NAME RECIPIENT AFFILIATION

SUBJECT:

Monthly operatin re t for Aug 1999 for Cook Nuclear Plant, Unit . it 90915 ltr.

DISTRIBUTION CODE: IE24D COPIES RECEIVED:LTR I ENCL i SIZE:

TITLE: Monthly Operating Report (per Tech Specs)

E NOTES:

RECIPIENT COPIES RECIPIENT COPIES ID CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL 0 STANG, J 1 1 INTERNAL: FILE CENTER 01 c 1 1 OC/DBA/PAD 1 1 ESI/DRAA/OERAB~~ 1 1 RGN3 1 1 EXTERNAL: LMITCO MARSHALL 1 1 NOAC 1 1 NRC PDR 1 1 D

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NOTE TO ALL "RIDS" RECIPIENTS:

PLEASE HELP US TO REDUCE WASTE.'TO HAVE YOUR NAME OR ORGANIZATION REMOVED FROM DISTRIBUTION OR REDUCE THE NUMBER OF COPIES RECEIVED BY YOU OR YOUR ORGANIZATION, CONTACT LISTS THE DOCUMENT CONTROL DESK (DCD) ON EXTENSION 415-2083 TOTAL NUMBER OF. COPIES REQUIRED: LTTR 8 ENCL 8

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'l' M1 49106 61 6 465 5901 ENQEklQA NECNEGQM EaOWM September 15, 1999 United States Nuclear Regulatory Commission Document Control Desk Washington, DC 20555 Document Control Manager:

Pursuant to the requirements of Donald C. Cook Nuclear Plant Unit 1 Technical Specification 6.9.1.8, the attached Monthly Operating Report for August 1999 is submitted.

Sincerely, A. Christopher Bakken, I I Site Vice President ACB/bwo Attachment NRC Region III NRC Project Manager NRR NRC Resident Inspector ANI Nuclear Engineering Department INPO Records Center R. C. Godley G. T. Gaffney Canton D. R. Hahn Department of Health S. Hamming Department of Labor G. John B. Lewis McGraw-Hill Companies D. H. Malin T. P. Noonan D. W. Paul Lancaster J. E. Pollock R. P. Powers Regulatory Licensing Manager M. W. Rencheck W. H. Schalk D. G. Turner

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N.R.C. OPERATING DATA REPORT DOCKET NO. 50- 315 DATE September 1, 1999 COMPLETED BY M. M. Pratt TELEPHONE 616-465-5901 OPERATING STATUS Notes:

1. Unit Name D. C. Cook Unit1
2. Reporting Period Aug-99
3. Licensed Thermal Power (MWt) 3250
4. Name Plate Rating (Gross MWe) 1152
5. Design Electrical Rating (Net MWe) 1020
6. Maximum Dependable Capacity (GROSS MWe) 1056
7. Maximum Dependable Capacity (Net MWe) 1000
8. If Changes Occur in Capacity Ratings (Items no. 3 through 7) Since Last Report Give Reasons:
9. Power Level to Which Restricted, If Any (Net MWe):
10. Reasons For Restrictions, IfAny:

This Month Year-to-Date Cumulative

11. Hours in Reporting Period 744.0 5832.0 216216.0
12. No. of Hrs. Reactor Was Critical 0.0 0.0 151285.3
13. Reactor Reserve Shutdown Hours 0.0 0.0 463.0
14. Hours Generator on Line 0.0 0.0 148821.1
15. Unit Reserve Shutdown Hours 0.0 0.0 321.0
16. Gross Thermal Energy Gen. (MWH) 0.0 0.0 440194814.0
17. Gross Electrical Energy Gen. (MWH) 0.0 0.0 143013940.0
18. Net Electrical Energy Gen. (MWH) 0.0 0.0 137597640.0
19. Unit Service Factor 0.0 0.0 69.4
20. Unit Availability Factor 0.0 0.0 69.4
21. Unit Capacity Factor (MDC Net) 0.0 0.0 63.3
22. Unit Capacity Factor (DER Net) 0.0 0.0 61.?
23. Unit Forced Outage Rate 100.0 100.0 15.3
24. Shutdowns Scheduled over Next Six Months (Type, Date, and Duration):

None

25. If Shut Down At End of Report Period, Estimated Date of Startup:

September 2000

26. Units in Test Status (Prior to Commercial Operation):

Forecast Achieved INITIALCRITICALITY INITIALELECTRICITY COMMERCIAL OPERATION

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DOCKET NO. 50- 315 UNIT NAME D.C. Cook Unit 1 DATE September 1, 1999 COMPLETED BY M. M. Pratt TELEPHONE 616465-5901 AVERAGE DAILYPOWER LEVEL (MWe-Net)

August 1999 DAY AVERAGE DAILY DAY AVERAGE DAILY POWER LEVEL POWER LEVEL 8/1/99 0 8/17/99 0 8/2/99 0 8/18/99 0 8/3/99 0 8/19/99 0 8/4/99 0 8/20/99 0 8/5/99 0 8/21/99 0 8/6/99 0 8/22/99 0 8/7/99 0 8/23/99 0 8/8/99 0 8/24/99 0 8/9/99 0 8/25/99 0(

8/10/99 0 8/26/99 0 8/11/99 0 8/27/99 0 8/12/99 0 8/28/99 0 8/13/99 0 8/29/99 0 8/14/99 0 8/30/99 0 8/15/99 0 8/31/99 0 8/16/99 0

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DOCKET NO. 50- 315 UNIT NAME D.C. Cook Unit 1 DATE September 4, 1999 COMPLETED BY S. A. Richardson TELEPHONE 616-465-5901 PAGE 1 of1 MONTHLYOPERATING ACTIVITIES - August 1999 HIGHLIGHTS The unit entered this reporting period in Mode 5 at 0% RTP.

The unit exited this reporting period with the core offloaded.

There were no challenges to the pressurizer safety valves or power operated relief valves.

Gross electrical generation for the month of August was 0 MWh.

DETAILS

'8/02/99 At 0300 hours0.00347 days <br />0.0833 hours <br />4.960317e-4 weeks <br />1.1415e-4 months <br /> Train A and Train B Emergency Diesel Generators are declared operable for Modes 5 and 6. Inadequacy of design on combustion air intake, combustion exhaust, ventilation intake and exhaust structures in relation to tornado generated missiles has been addressed.,Compensatory measures have been placed into effect via administrative controls.

'8/02/99 At 1039 hours0.012 days <br />0.289 hours <br />0.00172 weeks <br />3.953395e-4 months <br />, commenced drain of Reactor Coolant System (RCS) to one to two feet below reactor head flange level in preparation for defueling the reactor.

08/02/99 At 2300 hours0.0266 days <br />0.639 hours <br />0.0038 weeks <br />8.7515e-4 months <br /> RCS level was established at 619.6 foot elevation (one to two feet below reactor vessel head flange elevation) with RCS vented to atmosphere.

08/03/99 At 0933 hours0.0108 days <br />0.259 hours <br />0.00154 weeks <br />3.550065e-4 months <br /> the unit entered Mode 6 as the first reactor head stud is de-tensioned.

08/04/99 At 1415 hours0.0164 days <br />0.393 hours <br />0.00234 weeks <br />5.384075e-4 months <br /> the reactor cavity flood up completed to support core off-load.

08/05/99 At 1914 hours0.0222 days <br />0.532 hours <br />0.00316 weeks <br />7.28277e-4 months <br /> commenced core off-load.

08/08/99 At 0531 hours0.00615 days <br />0.148 hours <br />8.779762e-4 weeks <br />2.020455e-4 months <br /> the last fuel assembly removed from the reactor vessel.

08/29/99 At 0530 hours0.00613 days <br />0.147 hours <br />8.763227e-4 weeks <br />2.01665e-4 months <br /> Train A and Train B Emergency Diesel Generators are declared inoperable for Modes 5 and 6. The meteorological monitoring system (MIDAS) is not available in the Unit 1 Control Room hence the ability to anticipate tornado winds is diminished. Per administrative controls associated with design deficiencies on diesel air intake and exhaust structures the diesels must be declared inoperable and fuel movement suspended.

08/29/99 At 0730 houis Train A and Train B Emergency Diesel Generators are declared operable for Modes 5 and 6. The meteorological monitoring system (MIDAS) is made available in the Unit 1 Control Room hence the ability to anticipate tornado winds is restored.

'll times are in Eastern Daylight Time (EDT).

DOCKET NO. 50- 315 UNIT NAME D.C. Cook Unit 1 DATE September 4, 1999 COMPLETED BY S. A. Richardson TELEPHONE 616-465-5901 PAGE 1 of1 UNIT SHUTDOWNS AND POWER REDUCTIONS - August 1999 METHOD OF SHUTTING LICENSEE DURATION DOWN EVENT SYSTEM COMPONENT CAUSE AND CORRECTIVE ACTION NO. DATE TYPE'OURS REASON2 REACTOR3 REPORT NO. CODEi CODE TO PREVENT RECURRENCE 333 090897 F 744.0 97-010 N/A N/A The unit remained shutdown to resolve design 97-011 N/A N/A basis questions discovered during the NRC 97-012 N/A N/A Architect and Engineering (AE) Inspection.97-013 N/A N/A 97-014 N/A NIA 97-016 N/A N/A 1 TYPE: 2 REASON: 3 METHOD: 4 SYSTEM: 5 COMPONENT:

F: Forced A: Equipment Failure (Explain) 1: Manual Exhibit G - Instructions Exhibit I: Same Source S: Scheduled B: Maintenance or Test 2: Manual Scram for preparation of data C: Refueling 3: Automatic Scram entry sheets for Licensee D: Regulatory Restriction 4: Other (Explain) Event Report (LER) File E: Operator Training and (NUREG 0161)

License Examination F: Administrative G: Operational Error (Explain)

H: Other (Explain)

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616 465 5901 INDMNA MICHIGAN POWER September 15, 1999 United States Nuclear Regulatory Commission Document Control Desk Washington, DC 20555 Document Control Manager:

Pursuant to the requirements of Donald C. Cook Nuclear Plant Unit 1 Technical Specification 6.9.1.8, the attached Monthly Operating Report for August 1999 is submitted.

Sincerely, A. Christopher Bakken, I I Site Vice President ACB/bwo Attachment NRC Region III NRC Project Manager- NRR NRC Resident Inspector ANI Nuclear Engineering Department INPO Records Center R. C. Godley G. T. Gaffney Canton D. R. Hahn Department of Health S. Hamming Department of Labor G. John B. Lewis McGraw-Hill Companies D. H. Malin T. P. Noonan D. W. Paul Lancaster J. E. Pollock R. P. Powers Regulatory Ucensing Manager M. W. Rencheck W. H. Schalk D. G. Turner 3 9( 1 i3 3 0'rrerica's EaerRr i'arlrrer

N.R.C. OPERATING DATA REPOR DOCKET NO. 50- 315 DATE September 1, 1999 COMPLETED BY M. M. Pratt TELEPHONE 616-465-5901 OPERATING STATUS Notes:

1. Unit Name D. C. Cook Unit1
2. Reporting Period Aug-99
3. Licensed Thermal Power (MWt) 3250
4. Name Plate Rating (Gross MWe) 1152
5. Design Electrical Rating (Net MWe) 1020
6. Maximum Dependable Capacity (GROSS MWe) 1056
7. Maximum Dependable Capacity (Net MWe) 1000
8. If Changes Occur in Capacity Ratings (Items no. 3 through 7) Since Last Report Give Reasons:
9. Power Level to Which Restricted, If Any (Net MWe):
10. Reasons For Restrictions, If Any:

This Month Year-to-Date Cumulative

11. Hours in Reporting Period 744.0 5832.0 216216.0
12. No. of Hrs. Reactor Was Critical 0.0 0.0 151285.3
13. Reactor Reserve Shutdown Hours 0.0 0.0 463.0
14. Hours Generator on Line 0.0 0.0 148821.1
15. Unit Reserve Shutdown Hours 0.0 0.0 321.0
16. Gross Thermal Energy Gen. (MWH) 0.0 0.0 440194814.0
17. Gross Electrical Energy Gen. (MWH) 0.0 0.0 143013940.0
18. Net Electrical Energy Gen. (MWH) 0.0 0.0 137597640.0
19. Unit Service Factor 0.0 0.0 69.4
20. Unit Availability Factor 0.0 0.0 69.4
21. Unit Capacity Factor (MDC Net) 0.0 0.0 63.3
22. Unit Capacity Factor (DER Net) 0.0 0.0 61.7
23. Unit Forced Outage Rate 100.0 100.0 15.3
24. Shutdowns Scheduled over Next Six Months (Type, Date, and Duration):

None

25. If Shut Down At End of Report Period, Estimated Date of Startup:

September 2000

26. Units in Test Status (Prior to Commercial Operation):

Forecast Achieved INITIALCRITICALITY INITIALELECTRICITY COMMERCIAL OPERATION

DOCKET NO. 50- 315 UNIT NAME D.C. Cook Unit 1 DATE September 1, 1999 COMPLETED BY M. M. Pratt TELEPHONE 616465-5901 AVERAGE DAILYPOWER LEVEL (MWe-Net)

August 1999 DAY AVERAGE DAILY DAY AVERAGE DAILY POWER LEVEL POWER LEVEL 8/1/99 0 8/17/99 0 8/2/99 0 8/18/99 0 8/3/99 0 8/1 9/99 0 8/4/99 0 8/20/99 0 8/5/99 0 8/21/99 0 8/6/99 0 8/22/99 0 8/7/99 0 8/23/99 0 8/8/99 0 8/24/99 0 8/9/99 0 8/25/99 pi 8/1 0/99 0 8/26/99 0 8/11/99 0 8/27/99 0 8/12/99 0 8/28/99 0 8/13/99 0 8/29/99 0 8/14/99 0 8/30/99 0

~ 8/15/99 0 8/31/99 0 8/16/99 0

DOCKET NO. 50- 315 UNIT NAME D.C. Cook Unit 1 DATE September 4, 1999 COMPLETED BY S. A. Richardson TELEPHONE 616-465-5901 PAGE 1 of1 MONTHLYOPERATING ACTIVITIES - August 1999 HIGHLIGHTS The unit entered this reporting period in Mode 5 at 0% RTP.

The unit exited this reporting period with the core offloaded.

There were no challenges to the pressurizer safety valves or power operated relief valves.

Gross electrical generation for the month of August was 0 MWh.

DETAILS

'8/02/99 At 0300 hours0.00347 days <br />0.0833 hours <br />4.960317e-4 weeks <br />1.1415e-4 months <br /> Train A and Train B Emergency Diesel Generators are declared operable for Modes 5 and 6. Inadequacy of design on combustion air intake, combustion exhaust, ventilation intake and exhaust structures in relation to tornado generated missiles has been addressed. Compensatory measures have been placed into effect via administrative controls.

08/02/99 At 1039 hours0.012 days <br />0.289 hours <br />0.00172 weeks <br />3.953395e-4 months <br />, commenced drain of Reactor Coolant System (RCS) to one to two feet below reactor head flange level in preparation for defueling the reactor.

08/02/99 At 2300 hours0.0266 days <br />0.639 hours <br />0.0038 weeks <br />8.7515e-4 months <br /> RCS level was established at 619.6 foot elevation (one to two feet below reactor vessel head flange elevation) with RCS vented to atmosphere.

08/03/99 At 0933 hours0.0108 days <br />0.259 hours <br />0.00154 weeks <br />3.550065e-4 months <br /> the unit entered Mode 6 as the first reactor head stud is de-tensioned.

08/04/99 At 141 5 hours5.787037e-5 days <br />0.00139 hours <br />8.267196e-6 weeks <br />1.9025e-6 months <br /> the reactor cavity flood up completed to support core off-load.

08/05/99 At 1914 hours0.0222 days <br />0.532 hours <br />0.00316 weeks <br />7.28277e-4 months <br /> commenced core off-load.

08/08/99 At 0531 hours0.00615 days <br />0.148 hours <br />8.779762e-4 weeks <br />2.020455e-4 months <br /> the last fuel assembly removed from the reactor vessel.

08/29/99 At 0530 hours0.00613 days <br />0.147 hours <br />8.763227e-4 weeks <br />2.01665e-4 months <br /> Train A and Train B Emergency Diesel Generators are declared inoperable for Modes 5 and 6. The meteorological monitoring system (MIDAS) is not available in the Unit 1 Control Room hence the ability to anticipate tornado winds is diminished. Per administrative controls associated with design deficiencies on diesel air intake and exhaust structures the diesels must be declared inoperable and fuel movement suspended.

08/29/99 At 0730 hours0.00845 days <br />0.203 hours <br />0.00121 weeks <br />2.77765e-4 months <br /> Train A and Train B Emergency Diesel Generators are declared operable for Modes 5 and 6. The meteorological monitoring system (MIDAS) is made available in the Unit 1 Control Room hence the ability to anticipate tornado winds Is restored.

'll times are in Eastern Daylight Time (EDT).

DOCKET NO. 50- 315 UNIT NAME D.C. Cook Unit 1 DATE September 4, 1999 COMPLETED BY S. A. Richardson TELEPHONE 616-465-5901 PAGE 1 of1 UNIT SHUTDOWNS AND POWER REDUCTIONS - August 1999 METHOD OF SHUTTING LICENSEE DURATION DOWN EVENT SYSTEM COMPONENT CAUSE AND CORRECTIVE ACTION NO. DATE TYPE'OURS REASON~ REACTOR3 REPORT NO. CODEi CODES TO PREVENT RECURRENCE 333 090897 F 744.0 97-010 N/A N/A The unit remained shutdown to resolve design 97-011 N/A N/A basis questions discovered during the NRC 97-012 N/A N/A Architect and Engineering (AE) Inspection.97-013 N/A N/A 97-014 N/A N/A 97-016 N/A N/A 1 TYPE: 2 REASON: 3 METHOD: 4 SYSTEM: 5 COMPONENT:

F: Forced A: Equipment Failure (Explain) 1: Manual Exhibit G - Instructions Exhibit I: Same Source S: Scheduled B: Maintenance or Test 2: Manual Scram for preparation of data C: Refueling 3: Automatic Scram entry sheets for Licensee D: Regulatory Restriction 4: Other (Explain) Event Report (LER) File E: Operator Training and (NUREG 0161)

License Examination F: Administrative G: Operational Error (Explain)

H: Other (Explain)

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