ML050460289

January 2005 Monthly Operating Report for Pilgrim Nuclear Power Station

ML050460289
Person / Time
Site:	Pilgrim
Issue date:	02/07/2005
From:	Ford B Entergy Nuclear Operations
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
2.05.014
Download: ML050460289 (2)

Text

Entergy Entergy Nuclear Operations, Inc.

Pilgrim Station 600 Rocky Hill Road Plymouth, MA 02360 February 7, 2005 U.S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, D.C. 20555

SUBJECT:

Entergy Nuclear Operations, Inc.

Pilgrim Nuclear Power Station Docket No.: 50-293 License No.: DPR-35 January Operating Data Report LETTER NUMBER: 2.05.014

Dear Sir or Madam:

In accordance with Technical Specification 5.6.4, the attached operating data report for Pilgrim Nuclear Power Station is provided for your information and planning.

There are no commitments contained in this letter.

Should you have questions or comments concerning this report, please contact me at (508) 830-8403.

Sincerely, Bryan Ford Manager, Licensing MJG/dm

Attachment:

January Operating Data Report (1 page) cc: Samuel J. Collins Regional Administrator, Region I U.S. Nuclear Regulatory Commission 475 Allendale Road King of Prussia, PA 19406 Senior Resident Inspector 205014

-re`4

-- -

OPERATING DATA REPORT DOCKET NO. 50-293 UNIT NAME Pilgrim I DATE February 01, 200 COMPLETED BY Mary J. Gatslick TELEPHONE (508) 830-8373 REPORTING PERIO January 2005

1. Design Electrical Rating 690.00

2. Maximum Dependable Capacity (MWe-Net) 684.70 This Month Yr-to-Date Cumulative

3. Number of Hours the Reactor was Critical 744.00 744.00 199,637.48

4. Number of Hours Generator On-line 744.00 744.00 197,410.87

5. Reserve Shutdown Hours 0.00 0.00 0.00

- --- 6.-- Net Electrical Energy Generated (MWHrs) -507,582.71 507,582.71 - 118,099,544.7 UNIT SHUTDOWNS Type Method of F: Forced Duration Shutting Cause & Corrective Action No. Date S: Scheduled (Hours) Reason 1 Down 2 Comments

SUMMARY

The unit began the reporting period with the reactor operating at 100% (2028 MWt) power. A planned power reduction to about 69% for a control rod pattern adjustment began on 1/06/05 at 0900 hours0.0104 days <br />0.25 hours <br />0.00149 weeks <br />3.4245e-4 months <br />. This evolution was completed and the reactor was returned to 100% power by 1645 hours0.019 days <br />0.457 hours <br />0.00272 weeks <br />6.259225e-4 months <br /> on 1/06/05. An unplanned power reduction began on 1/25/05 at 0948 hours0.011 days <br />0.263 hours <br />0.00157 weeks <br />3.60714e-4 months <br /> for a main condenser backwash. This power reduction is excluded per NEI 99-02, Rev 2. The lowest reactor power during this power reduction was about 45%, and 100% reactor power operation was achieved on 1/26/05 at 0920 hours0.0106 days <br />0.256 hours <br />0.00152 weeks <br />3.5006e-4 months <br />. With the exception of two other planned power reductions (<20%)

for control rod exercise on 1/22/05 and on 1/30/05, the reactor operated at 100% power (2028 MWt) for the remainder of the month.

2 Reason: Method:

A Equipment Failure (Explain) 1 Manual B Maintenance or Test 2 Manual Trip/Scram C Refueling 3 Automatic Trip/Scram D Regulatory Restriction 4 Continuation E Operator Training & License Examination 5 Other (Explain)

G Operatlonal Error (Explain)

H Other (Explain)

Page 1 of 1