ML042950493

September 2004 Monthly Operating Report for Pilgrim

ML042950493
Person / Time
Site:	Pilgrim
Issue date:	10/12/2004
From:	Ford B Entergy Nuclear Operations
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
2.04.092
Download: ML042950493 (2)

Text

- E y Entergy Nuclear Operations, Inc.

% Entegy Pilgrim Station 600 Rocky Hill Road Plymouth, MA 02360 October 12, 2004 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 September Monthly Operating Report LETTER NUMBER: 2.04.092

Dear Sir or Madam:

In accordance with Technical Specification 5.6.4, the operational status summary for Pilgrim Nuclear Power Station is provided in the attachment 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:

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

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OPERATING DATA REPORT DOCKET NO. 50-293 UNIT NAME Pilgrim 1 DATE October 05,2004 COMPLETED BY Mary J. Gatslick TELEPHONE (508) 830-8373 REPORTING PERIO September 2004

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 720.00 6,529.58 196,684.48

4. Number of Hours Generator On-line 720.00 6,512.92 194,457.87

5. Reserve Shutdown Hours 0.00 0.00 0.00

6. Net Electrical Energy Generated (MWHrs) 480,302.48 4,432,489.75 116,085,168.1 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. An unplanned power reduction commenced on 9/16/04 at 1115 hours0.0129 days <br />0.31 hours <br />0.00184 weeks <br />4.242575e-4 months <br /> for a main condenser backwash. The lowest reactor power during the power reduction was about 46.9%. 100% reactor power was achieved on 9/17/04 at 0127 hours0.00147 days <br />0.0353 hours <br />2.099868e-4 weeks <br />4.83235e-5 months <br />. A planned power reduction commenced on 9/21/04 at 0741 hours0.00858 days <br />0.206 hours <br />0.00123 weeks <br />2.819505e-4 months <br /> for a main condenser thermal backwash.

The lowest reactor power during this power reduction was about 47.5%. 100% reactor power was achieved on 9/22/04 at 0822 hours0.00951 days <br />0.228 hours <br />0.00136 weeks <br />3.12771e-4 months <br />. The reactor operated at 100% (2028 MWt) for the remainder of the reporting period.

1 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)

F Administration G Operational Error (Explain)

H Other (Explain)

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