ML021720559

May 2002 Monthly Operating Report for Seabrook Station

ML021720559
Person / Time
Site:	Seabrook
Issue date:	06/12/2002
From:	St.Pierre G North Atlantic Energy Service Corp
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
NYN-02058
Download: ML021720559 (3)

Text

North Atlantic Energy Service Corporation P.O. Box 300 North Seabrook, NH 03874 Atlantic (603) 474-9521 The Northeast Utilities System June 12, 2002 Docket No. 50-443 NYN-02058 U. S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, DC 20555-0001 Seabrook Station May 2002 Monthly Operating Report Enclosed please find Monthly Operating Report 02-05. This report addresses the operating and shutdown experience relating to Seabrook Station Unit 1 for the month of May, 2002 and is submitted in accordance with the requirements of Seabrook Station Technical Specification 6.8.1.5.

Should you require further information regarding this matter, please contact Mr. James M. Peschel, Manager - Regulatory Programs, at (603) 773-7194.

Very truly yours, NORTH ATLANTIC ENERGY SERVICE CORP.

Gene F. St. Pierre Station Director cc:

H. J. Miller, NRC Region I Administrator R. D. Starkey, NRC Project Manager, Project Directorate 1-2 G.T. Dentel, NRC Senior Resident Inspector 94

OPERATING DATA REPORT DOCKET NO. 50-443 UNIT Seabrook I DATE June 1, 2002 COMPLETED BY J. L. Dalton TELEPHONE (603) 773-7025 OPERATING STATUS

1. Unit Name: Seabrook Station Unit 1

2. Reporting Period: MAY 2002

3. Licensed Thermal Power (MWt): 3411.0

4. Design Electrical Rating (Net MWe): 1148.0

5. Maximum Dependable Capacity (Net MWe): 1155.3

6. If Changes Occur in Capacity Ratings (Items Number 3 through 5) Not Applicable Since Last Report, Give Reasons:

This Month Yr-to-Date Cumulative

7. Number of Hours Reactor Was Critical 114.7 2993.7 89497.6

8. Hours Generator On-Line 78.3 2957.3 86666.0

9. Unit Reserve Shutdown Hours 0.0 0.0 0.0

10. Net Electrical Energy Generated (MWH) 74569 3409290 97294822 OPERATING

SUMMARY

The unit operated at 100% Rated Thermal Power (RTP) until commencing a reduction in power on May 3rd; this power reduction preceded a planned refueling outage (OR08). The unit was off-line for refueling from May 4t to May 3 1st. This yielded an availability factor of 10.5 % and a capacity factor of 8.7 % based on the MDC value of 1155.3 Net MWe.

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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-443 UNIT Seabrook 1 DATE June 1, 2002 COMPLETED BY J. L. Dalton TELEPHONE (603) 773-7025 MONTH: MAY 2002 2

NO. DATE TYPE' DURATION REASON METHOD OF SHUTTING CAUSE / CORRECTIVE ACTIONS (HOURS) DOWN REACTOR 3 COMMENTS 02-02 05/03/02 S 665.7 C 1 Planned refueling outage (OR08).

2 3 F: Forced Reason: Method:

S: Scheduled A - Equipment Failure (Explain) I - Manual B - Maintenance or Test 2 - Manual Trip C - Refueling 3 - Automatic Trip D - Regulatory Restriction 4 - Continued from previous month E - Operator Training / License Examination 5 - Other (Explain)

F - Administrative G - Operational Error (Explain)

H - Other (Explain)

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