ML20198E248

Monthly Operating Rept for Nov 1998 for Grand Gulf Nuclear Station,Unit 1.With

ML20198E248
Person / Time
Site:	Grand Gulf
Issue date:	11/30/1998
From:	Lin S, Venable J ENTERGY OPERATIONS, INC.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
GNRO-98-00100, GNRO-98-100, NUDOCS 9812240005
Download: ML20198E248 (6)

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'[f bh} Enttr y Operations, Inc.

Port Gten, MS 39150 let 601437 2129 i

Joseph E. Venable aY$ Yt c a $1aton December 15, 1998 U.S. Nuclear Regulatory Commission Mail Station P1-137 Washington, D.C. 20555 Attention: Document Control Desk

SUBJECT:

Grand Gulf Nuclear Station Unit 1 Docket No. 50-416 License No. NPF-29 Monthly Operating Report GNRO-98/00100 Gentlemen:

In accordance with the requirement of Technical Specification 5.6.4, Entergy Operations is providing the Monthly Operating Report for Grand Gulf Nuclear Station Unit 1 for November 1998.

If you have any questions or require additional information, please contact this office.

Yours truly, JEV/SDUcg attachments: 1. Operating Status

2. Average Daily Power Level j

3. Unit Shutdown and Power Reductions cc: (See Next Page)

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b N N/ 10b Page 2 of 3 cc: Mr. N. S. Reynolds (w/a)

Mr. Jager Smith (w/a)

Mr. H. L. Thomas (w/o)

Ms. K. D. Weaver (w/a)

Mr. J. W. Yelverton (w/a)

Mr. Ellis W. Mershoff (w/a)

Regional Administrator U.S. Nuclear Regulatory Commission Region IV 611 Ryan Plaza Drive Suite 400 Arlington, TX 76011 Mr. Jack Donohew, Project Manager Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission Mail Stop 13H3 Washington, D.C. 20555

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December 15, 1998 GNRO-99/000100 Page 3 of 3 i bec: Ms. C. W. Gunn (w/a)

Mr. R. J. King (RB)(w/a)

Mr. S. D. Lin (w/6) l~

File (LCTS)/(RPTS) (w/a)

File (NS&RA) (w/a) l File (Central) (w/a) (9)

INPO Records Center (w/a) Mr. D. P. Galle 700 Galleria Parkway 19025 Ruth Drive Atlanta, Georgia 30339-5957 Mokena, IL 60448 Mr. Marcus Ware (w/a) l Manager of Production South Mississippi Electric ,

Power Association l P.O. Box 15849 l l

Hattlesburg, MS 39401  ;

I Mr. Fred Yost (w/a)

, Director Research Services  !

Utility Data Institute  ;

1200 G Street, N.W.

l Suite 1100 l Washington, D.C. 20005 f

l ccmail: Mr. P. W. Alberstadt (w/a) Mr. R. A. Wilson (w/a)

Mr. S. J. Bethay (w/o) Mr. M. J. Wright (w/a) i l Mr. D. G. Bost (w/a) '

l Mr. C. A. Bottemi!!er (w/a) i Mr. R. N. Buckley (w/a)

Mr. S. A. Bunis (w/a)

Mr. L. F. Dale (w/a)

Mr. J. G. Dewease (w/a)

Mr. C. M. Dugger (W3) (w/a)

Mr. W. A. Eaton (w/a)

Mr. J. L. Ensley (ESl) (w/a) l Mr. E. Ewing (W3) (w/a) l Mr. W. K. Hughey (w/a) l Mr. C. R. Hutchinson (ANO) (w/a)

Mr. D. L. Janacek (w/a)

Mr. R. V. Moomaw (w/a) l Mr. R. L. Patterson (w/a)

Mr. J. C. Roberts (w/a)

Mr. C. F. Smith (w/a)

Ms. M. T. Soniat (LP) (w/a)

Mr. C. D. Stafford (w/a)

Mr. G. D. Swords (w/a)

Mr. D. W. Vinci (W3) (w/a) l

i 4 ,

Attachment I to GNRO-98/00100 DOCKET NO 50-416 DATE 12/08/98 COMPLETED BY S. D. Lin TELEPHONE (601) 437-6793 OPERATING STATUS

1. Unit Name: GGNS UNIT 1

2. Reportm; Period: November 1998

3. Licensed Thermal Power (MWt): 3833 MWT

4. Nameplate Rating (Gross MWe): 1372.5 MWE

5. Design Electrical Rating (Net MWe): 1250 MWE

6. Maximum Dependable Capacity (Gross MWe): 1254 MWE

7. Maximum Dependable Capacity (Net MWe): 1204 MWE

8. If changes occur in Capacity Ratings (Items 3 through 7) Since last Report. Give Reason:

9. Power Level To Which Restricted, If Any (Net MWe): N/A

10. Reasons For Restrictions, If Any: N/A This Month Yr to Data Cumulative *

11. Hours in Reporting Period 720 8,016 123,736

12. Number of Hours Reactor was Critical 720.0 7,040.5 103,779.5

13. Reactor Reserve Shutdown Hours 0 0 0

14. Hours Generator On-Line 720.0 6,898.3 100,535.2

15. Unit Reserve Shutdown Hours 0 0 0

16. Gross Thermal Energy Generated (MWH) 2,719,555 25,591,223 362,001,518

17. Gross Electrical Energy Generated (MWH) 930,984 8,580.474 117.099,274

18. Net Electrical Energy Generated (MWH)- 895.927 8,245,227 112,287.136 -

19. Unit Service Factor - 100.0 86.1 82.9

20. Unit Availability Factor 100.0 86.1 82.9

21. Unit Capacity Factor (Using MDC Net) 103.4 85.6 81.7

22. Unit Capacity Factor (Using DER Net) 99.6 82.3 75.1

23. Unit Forced Outage Rate 0. 3.5 5.5

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each): None

25. If Shut Down At End of Report Period. Estimated Date of Startup:_N/A

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

Forecast Achieved INITIAL CRITICALITY 08/18/82 INITIAL ELECTRICITY 10/20/84 COMMERCIAL OPERATION 07/01/85

• Items 1I through 18 are cumulative results since initial electricity

, Attachment 2 to GNRO-98/00100 DOCKET NO 50416 DATE 12/09/98 COMPLETED BY S. D. Lin TELEPHONE (601) 437-6793 MONTH: November 1998 1

DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net) (MWe-Net) 1- 1251 17 1266 2 1262 18 1266 3 1266 19 1258 4 1268 20 765 5 1277 21 1264 6 1281 22 1267 7 1181 23 1257 8 1262 24 1259 9 1250 25 1258 10 1258 26 1262 11 1274 27 1266 12 1277 28 1260 13 1271 29 1261 14 1259 30 1256 15 1265 31 N/A 16 1263

• * . s Attachment 3 to GNRO-98/00100 UNIT SHUTDOWNS AND POWER REDUCTIONS REPORT MONTH November 1998 No. Date Type (1) Duration Reason Method Of Licensee Event System Code Component Cause & Corrective Action To Prevent Hours (2) Shutting Down Report # (4) Code (5) Recurrence (C&CA)

Reactor (3) 98412 11/20/98 F 0. A 6 N/A N/A N/A Power reduced to approximately 50% to take Circulating Water Pump *B" out of i

service in order to repair a hole on main i condenser waterbox transition piece.

1 2 3 4 5 F: Forced Reason: Method: Exhibit G - Instructions for Preparation of Exhibit I - Same Source S: Scheduled A-Equipment Failure (Explain) 1-Manual Data Entry Sheets for Licensee Event B-Maintenance or Test 2-Manual Scram Report (LER) File (NUREG-Ol61)

C-Refueling 3-Automatic Scram  !

D-Regulatory Restriction 4-Continued E-Operator Training & 5-Reduced load Licensing Examination 6-Other .

F-Administrative I G-Operational Error (Explain)

H-Other (Explain) i

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