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| {{#Wiki_filter:c>TZaoaz REGULATORY INFORMATION DISTRIBUTIO SYSTEM (RIDS)TARIZED: NO DOCKET FACIL:50-315 Donald C.Cook Nuclear Power Plant, Unit 1, Indiana M 05000315 AUTH.NAME AUTHOR AFFILIATION MINOR,J.W. | | {{#Wiki_filter:c>TZaoaz REGULATORY INFORMATION DISTRIBUTIO SYSTEM (RIDS) |
| Indiana Michigan Power Co.RICHARDSON,S.A. | | TARIZED: NO DOCKET FACIL:50-315 Donald C. Cook Nuclear Power Plant, Unit 1, Indiana M 05000315 AUTH. NAME AUTHOR AFFILIATION MINOR,J.W. Indiana Michigan Power Co. |
| Indiana Michigan Power Co.RECIP.NAME RECIPIENT AFFILIATION I | | RICHARDSON,S.A. Indiana Michigan Power Co. |
| | RECIP.NAME RECIPIENT AFFILIATION ltr. t I |
|
| |
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| ==SUBJECT:== | | ==SUBJECT:== |
| Monthly operatin t 1999 for DC Cook Nuclear Plant, Unit.With 991012 ltr.DISTRIBUTION CODE: IE24D COP1ES RECEIVED:LTR ENCL SIZE: TITLE: Monthly Operating Report (per Tech Specs)NOTES: E RECIPIENT XD CODE/NAME STANG, J COPIES LTTR ENCL 1 1 RECIPIENT ID CODE/NAME COPIES LTTR ENCL EXTERNAL: LMITCO MARSHALL NRC PDR 1 1 1 1 INTERNAL: FILE CENTER 01 1 1~RES'/DRAA'/OERAE~ | | Monthly operatin 1999 for DC Cook Nuclear Plant, Unit .With 991012 DISTRIBUTION CODE: IE24D COP1ES RECEIVED:LTR ENCL SIZE: |
| 1 1 OC/DBA/PAD RGN3 NOAC 1 1 1 1 1 1 D M'E NOTE TO ALL"RZDS" RECIPZENTS: | | TITLE: Monthly Operating Report (per Tech Specs) |
| PLEASE HELP US TO REDUCE WASTE.TO HAVE YOUR NAME OR ORGANIZATION REMOVED FROM DISTRZBUTZON LISTS OR REDUCE THE NUMBER OF COPIES RECEIVED BY YOU OR YOUR ORGANIZATION, CONTACT THE DOCUMENT CONTROL'ESK tDCD)ON EXTENSION 415-2083*TOTAL NUMBER OF.COPIES REQUIRED: LTTR 8 ENCL 8 One Cook Pbce BridgnarLMI 49106 61646991 g lMlkl8A NECNEGQN PQWM October 12, 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 September 1999 is submitted. | | NOTES: E RECIPIENT COPIES RECIPIENT COPIES XD CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL STANG, J 1 1 INTERNAL: FILE CENTER 01 1 1 OC/DBA/PAD 1 1 |
| Sincerely, R.C.Godley Regulatory Affairs Director RCG/mbd Attachment c: NRC Region III NRC Project Manager-NRR NRC Resident Inspector ANI Nuclear Engineering Department INPO Records Center A.C.Bakken, III 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'Ir9'i02i0i6i 990930.... | | ~RES'/DRAA'/OERAE~ 1 1 RGN3 1 1 EXTERNAL: LMITCO MARSHALL 1 1 NOAC 1 1 NRC PDR 1 1 D |
| PDR ADOCK 050003i5" R PDR AEfr~lrrrerfca's Errergr f'arlrrer I~~~)r,>o,~~~'p (+t E I) | | M |
| I\1 J~~~N.R.C.OPERATING DATA REPOR DOCKET NO.DATE COMPLETED BY TELEPHONE 50-315 October 4, 1999 J.W.Minor 616-465-5901 D.C.Cook Unit1 Sept-99 3250 1152 1020 MWe)1056 1000 OPERATING STATUS 1.Unit Name 2.Reporting Period 3.Licensed Thermal Power (MWt)4.Name Plate Rating (Gross MWe)5.Design Electrical Rating (Net MWe)6.Maximum Dependable Capacity (GROSS 7.Maximum Dependable Capacity (Net MWe)Notes: 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: 11.Hours in Reporting Period 12.No.of Hrs.Reactor Was Critical 13.Reactor Reserve Shutdown Hours 14.Hours Generator on Line 15.Unit Reserve Shutdown Hours 16.Gross Thermal Energy Gen.(MWH)17.Gross Electrical Energy Gen.(MWH)18.Net Electrical Energy Gen.(MWH)19.Unit Service Factor 20.Unit Availability Factor 21.Unit Capacity Factor (MDC Net)22.Unit Capacity Factor (DER Net)23.Unit Forced Outage Rate This Month 720.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 Year-to-Date 6552.0 0.0 0.0 0.0 , 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 Cumulative 216936.0 151285.3 463.0 148821.1 321.0 440194814.0 143013940.0 137597640.0 69.2 69.2 63.1 61.5 15.6 24.Shutdowns Scheduled over Next Six Months (Type, Date, and Duration): | | 'E NOTE TO ALL "RZDS" RECIPZENTS: |
| 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): | | PLEASE HELP US TO REDUCE WASTE. TO HAVE YOUR NAME OR ORGANIZATION REMOVED OR REDUCE THE NUMBER OF COPIES RECEIVED BY YOU OR YOUR ORGANIZATION, FROM DISTRZBUTZON LISTS CONTACT THE DOCUMENT tDCD) ON EXTENSION 415-2083 |
| INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION Forecast Achieved DOCKET NO.UNIT NAME DATE COMPLETED BY TELEPHONE 50-315 D.C.Cook Unit1 October 4, 1999 J.W.Minor 616-465-5901 AVERAGE DAILY POWER LEVEL (MWe-Net)September 1999 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL 9/1/99 9/2/S9 9/3/99 9/4/99 9/5/99 9/6/99 9/7/99 9/8/99 9/9/99 9/10/99 9/11/99 9/12/S9 9/13/99 9/14/99 9/15/99 9/16/99 9/1 7/99 9/18/99 9/19/99 9/20/99 9/21/99 9/22/S9 9/23199 9/24/99 9/25/99 9/26/99 9/27/99 9/28/99 9/29/99 9/30/99 4f lf I I DOCKET NO.UNIT NAME.DATE COMPLETED BY TELEPHONE PAGE 50-315 D.C.Cook Unit 1.October 1, 1999 S.A.Richardson 616-465-5901 1 of1 UNIT SHUTDOWNS AND POWER REDUCTIONS
| | * CONTROL'ESK TOTAL NUMBER OF. COPIES REQUIRED: LTTR 8 ENCL 8 |
| -September 1999 METHOD OF SHUTTING LICENSEE DURATION DOWN EVENT SYSTEM COMPONENT NO.DATE TYPE'OURS REASON REACTOR REPORT NO.CODE CODEs CAUSE AND CORRECTIVE ACTION TO PREVENT RECURRENCE 333 090897 F 720.0 F 97-010 97-011 97-012 97-013 97-014 97-016 NIA N/A N/A N/A N/A N/A NIA NIA NIA NIA N/A N/A The unit remained shutdown to resolve design basis questions discovered during the NRC Architect and Engineering (AE)Inspection. | | |
| 1 TYPE: F: Forced S: Scheduled 2 REASON: A: Equipment Failure (Explain)B: Maintenance or Test C: Refueling D: Regulatory Restriction E: Operator Training and License Examination F: Administrative G: Operational Error (Explain)H: Other (Explain)3 METHOD: 1: Manual 2: Manual Scram 3: Automatic Scram 4: Other (Explain)4 SYSTEM: Exhibit G-Instructions for preparation of data entry sheets for Licensee Event Report (LER)File (NUREG 0161)5 COMPONENT: | | One Cook Pbce BridgnarLMI 49106 61646991 g |
| Exhibit I: Same Source r~4>~}}
| | lMlkl8A NECNEGQN PQWM October 12, 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 September 1999 is submitted. |
| | Sincerely, R. C. Godley Regulatory Affairs Director RCG/mbd Attachment c: NRC Region III NRC Project Manager- NRR NRC Resident Inspector ANI Nuclear Engineering Department INPO Records Center A. C. Bakken, III 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 |
| | 'Ir9'i02i0i6i 990930.... |
| | 050003i5" PDR ADOCK R PDR AEfr~lrrrerfca's Errergr f'arlrrer |
| | |
| | I |
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| | |
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| | J 1 N.R.C. OPERATING DATA REPOR |
| | ~ ~ ~ |
| | DOCKET NO. 50- 315 DATE October 4, 1999 COMPLETED BY J. W. Minor TELEPHONE 616-465-5901 OPERATING STATUS Notes: |
| | : 1. Unit Name D. C. Cook Unit1 |
| | : 2. Reporting Period Sept-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 720.0 6552.0 216936.0 |
| | : 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 69.2 |
| | : 20. Unit Availability Factor 0.0 0.0 69.2 |
| | : 21. Unit Capacity Factor (MDC Net) 0.0 0.0 63.1 |
| | : 22. Unit Capacity Factor (DER Net) 0.0 0.0 61.5 |
| | : 23. Unit Forced Outage Rate 100.0 100.0 15.6 |
| | : 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 COMMERCIALOPERATION |
| | |
| | DOCKET NO. 50- 315 UNIT NAME D.C. Cook Unit1 DATE October 4, 1999 COMPLETED BY J. W. Minor TELEPHONE 616-465-5901 AVERAGE DAILYPOWER LEVEL (MWe-Net) |
| | September 1999 DAY AVERAGE DAILY DAY AVERAGE DAILY POWER LEVEL POWER LEVEL 9/1/99 9/1 7/99 9/2/S9 9/18/99 9/3/99 9/19/99 9/4/99 9/20/99 9/5/99 9/21/99 9/6/99 9/22/S9 9/7/99 9/23199 9/8/99 9/24/99 9/9/99 9/25/99 9/10/99 9/26/99 9/11/99 9/27/99 9/12/S9 9/28/99 9/13/99 9/29/99 9/14/99 9/30/99 9/15/99 9/16/99 |
| | |
| | 4f lf I I |
| | |
| | DOCKET NO. 50- 315 UNIT NAME D.C. Cook Unit 1. |
| | . DATE October 1, 1999 COMPLETED BY S. A. Richardson TELEPHONE 616-465-5901 PAGE 1 of1 UNIT SHUTDOWNS AND POWER REDUCTIONS - September 1999 METHOD OF SHUTTING LICENSEE DURATION DOWN EVENT SYSTEM COMPONENT CAUSE AND CORRECTIVE ACTION NO. DATE TYPE'OURS REASON REACTOR REPORT NO. CODE CODEs TO PREVENT RECURRENCE 333 090897 F 720.0 F 97-010 NIA NIA The unit remained shutdown to resolve design 97-011 N/A NIA basis questions discovered during the NRC 97-012 N/A NIA Architect and Engineering (AE) Inspection. |
| | 97-013 N/A NIA 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) |
| | |
| | 4 r ~ >~}} |
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[Table view]
Category:TEXT-SAFETY REPORT
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ML17325B5811999-05-0404 May 1999
LER 99-011-00:on 990407,air Sys for EDG Will Not Support Long Operability.Caused by Original Design Error.Temporary Mod to Supply Makeup Air Capability in Modes 5 & 6 Was Prepared
ML17325B5771999-05-0303 May 1999
LER 99-010-00:on 990401,RCS Leak Detection Sys Sensitivity Not in Accordance with Design Requirements Occurred.Caused by Inadequate Original Design of Containment Sump Level. Evaluation Will Be Performed to Clearly Define Design
ML17335A5301999-04-30030 April 1999
Monthly Operating Rept for Apr 1999 for DC Cook Nuclear Plant,Unit 1.With 990508 Ltr
ML17335A5291999-04-30030 April 1999
Monthly Operating Rept for Apr 1999 for DC Cook Nuclear Plant,Unit 2.With 990508 Ltr
ML17325B5581999-04-16016 April 1999
LER 99-006-00:on 990115,personnel Identified Discrepancy Between TS 3.9.7 Impact Energy Limit & Procedure 12 Ohp 4030.STP.046.Caused by Lack of Design Basis Control.Placed Procedure 12 Ohp 4030.STP.046 on Administrative Hold
ML17325B5471999-04-12012 April 1999
LER 99-009-00:on 990304,as-found RHR Safety Relief Valve Lift Setpoint Greater than TS Limit Occurred.Cause Investigation for Condition Has Not Been Completed.Update to LER Will Be Submitted,Upon Completion of Investigation
ML17325B5321999-04-0707 April 1999
LER 99-S01-00:on 990308,discovered That Lock for Vital Gate Leading to Plant 4KV Switchgear Area Was Nonconforming & Vulnerable to Unauthorized Access.Caused by Inadequate Gate Design & Inadequate Procedures.Mods Are Being Made to Gate
ML17325B5161999-04-0101 April 1999
LER 99-007-00:on 981020,calculations Showed That Divider Barrier Between Upper & Lower Containment Vols Were Overstressed.Engineers Are Currently Working on Analyses of Loads & Stress on Enclosures
ML17325B5491999-03-31031 March 1999
Monthly Operating Rept for Mar 1999 for DC Cook Nuclear Plant Unit 2.With 990408 Ltr
ML17325B5441999-03-31031 March 1999
Monthly Operating Rept for Mar 1999 for DC Cook Nuclear Plant,Unit 1.With 990408 Ltr
ML17325B5221999-03-29029 March 1999
LER 99-001-00:on 960610,degraded Component Cooling Water Flow to Containment Main Steam Line Penetrations,Identified on 990226.Caused by Inadequate Understanding of Design Basis.Additional Investigations Ongoing
ML17325B4801999-03-18018 March 1999
LER 99-004-00:on 971030,failure to Perform TS Surveillance Analyses of Rc Chemistry with Fuel Removed Was Noted.Cause of Event Is Under Investigation.Corrected Written Job Order Activities Used to Control SD Chemistry Sampling
ML17325B4741999-03-18018 March 1999
LER 99-005-00:on 940512,determined That Rt Breaker Manual Actuations During Rod Drop Testing Were Not Previously Reported.Caused by Lack of Training.Addl Corrective Actions,Including Preventative Actions May Be Developed
ML17325B5671999-03-0202 March 1999
Summary of Unit 1 Steam Generator Layup Chemistry from 980101 to 990218.
ML17325B4631999-02-28028 February 1999
Monthly Operating Rept for Feb 1999 for DC Cook Nuclear Power Station,Unit 2.With 990308 Ltr
ML17325B4621999-02-28028 February 1999
Monthly Operating Rept for Feb 1999 for DC Cook Nuclear Plant,Unit 1.With 990308 Ltr
ML17325B4571999-02-24024 February 1999
LER 99-003-00:on 990107,CR Pressurization Sys Surveillance Test Did Not Test Sys in Normal Operating Condition.Caused by Failure to Recognize Door 12DR-AUX415 as Part of CR Pressure Boundary.Performed Walkdown of Other Doors
1999-09-30
[Table view] |
Text
c>TZaoaz REGULATORY INFORMATION DISTRIBUTIO SYSTEM (RIDS)
TARIZED: NO DOCKET FACIL:50-315 Donald C. Cook Nuclear Power Plant, Unit 1, Indiana M 05000315 AUTH. NAME AUTHOR AFFILIATION MINOR,J.W. Indiana Michigan Power Co.
RICHARDSON,S.A. Indiana Michigan Power Co.
RECIP.NAME RECIPIENT AFFILIATION ltr. t I
SUBJECT:
Monthly operatin 1999 for DC Cook Nuclear Plant, Unit .With 991012 DISTRIBUTION CODE: IE24D COP1ES RECEIVED:LTR ENCL SIZE:
TITLE: Monthly Operating Report (per Tech Specs)
NOTES: E RECIPIENT COPIES RECIPIENT COPIES XD CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL STANG, J 1 1 INTERNAL: FILE CENTER 01 1 1 OC/DBA/PAD 1 1
~RES'/DRAA'/OERAE~ 1 1 RGN3 1 1 EXTERNAL: LMITCO MARSHALL 1 1 NOAC 1 1 NRC PDR 1 1 D
M
'E NOTE TO ALL "RZDS" RECIPZENTS:
PLEASE HELP US TO REDUCE WASTE. TO HAVE YOUR NAME OR ORGANIZATION REMOVED OR REDUCE THE NUMBER OF COPIES RECEIVED BY YOU OR YOUR ORGANIZATION, FROM DISTRZBUTZON LISTS CONTACT THE DOCUMENT tDCD) ON EXTENSION 415-2083
- CONTROL'ESK TOTAL NUMBER OF. COPIES REQUIRED: LTTR 8 ENCL 8
One Cook Pbce BridgnarLMI 49106 61646991 g
lMlkl8A NECNEGQN PQWM October 12, 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 September 1999 is submitted.
Sincerely, R. C. Godley Regulatory Affairs Director RCG/mbd Attachment c: NRC Region III NRC Project Manager- NRR NRC Resident Inspector ANI Nuclear Engineering Department INPO Records Center A. C. Bakken, III 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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DOCKET NO. 50- 315 DATE October 4, 1999 COMPLETED BY J. W. Minor TELEPHONE 616-465-5901 OPERATING STATUS Notes:
- 1. Unit Name D. C. Cook Unit1
- 2. Reporting Period Sept-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 720.0 6552.0 216936.0
- 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 69.2
- 20. Unit Availability Factor 0.0 0.0 69.2
- 21. Unit Capacity Factor (MDC Net) 0.0 0.0 63.1
- 22. Unit Capacity Factor (DER Net) 0.0 0.0 61.5
- 23. Unit Forced Outage Rate 100.0 100.0 15.6
- 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 COMMERCIALOPERATION
DOCKET NO. 50- 315 UNIT NAME D.C. Cook Unit1 DATE October 4, 1999 COMPLETED BY J. W. Minor TELEPHONE 616-465-5901 AVERAGE DAILYPOWER LEVEL (MWe-Net)
September 1999 DAY AVERAGE DAILY DAY AVERAGE DAILY POWER LEVEL POWER LEVEL 9/1/99 9/1 7/99 9/2/S9 9/18/99 9/3/99 9/19/99 9/4/99 9/20/99 9/5/99 9/21/99 9/6/99 9/22/S9 9/7/99 9/23199 9/8/99 9/24/99 9/9/99 9/25/99 9/10/99 9/26/99 9/11/99 9/27/99 9/12/S9 9/28/99 9/13/99 9/29/99 9/14/99 9/30/99 9/15/99 9/16/99
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DOCKET NO. 50- 315 UNIT NAME D.C. Cook Unit 1.
. DATE October 1, 1999 COMPLETED BY S. A. Richardson TELEPHONE 616-465-5901 PAGE 1 of1 UNIT SHUTDOWNS AND POWER REDUCTIONS - September 1999 METHOD OF SHUTTING LICENSEE DURATION DOWN EVENT SYSTEM COMPONENT CAUSE AND CORRECTIVE ACTION NO. DATE TYPE'OURS REASON REACTOR REPORT NO. CODE CODEs TO PREVENT RECURRENCE 333 090897 F 720.0 F 97-010 NIA NIA The unit remained shutdown to resolve design 97-011 N/A NIA basis questions discovered during the NRC 97-012 N/A NIA Architect and Engineering (AE) Inspection.97-013 N/A NIA 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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