ML043500420

November 2004 Monthly Operating Report for LaSalle County Station, Units 1 and 2

ML043500420
Person / Time
Site:	LaSalle
Issue date:	12/07/2004
From:	Simpkin T Exelon Generation Co, Exelon Nuclear
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
Download: ML043500420 (3)

Text

ExekenM Exelon Generation Company, LLC www.exeloncorp.com Nuclear LaSalle County Station 2601 North 210 Road Marseilles, IL 61341-9757 December 7, 2004 United States Nuclear Regulatory Commission Attention: Document Control Desk Washington, D.C. 20555 LaSalle County Station, Units 1 and 2 Facility Operating License Nos. NPF-1 1 and NPF-1 8 NRC Docket Nos. 50-373 and 50-374

Subject:

Monthly Operating Report for November 2004 Enclosed is the Exelon Generation Company (EGC), LLC, Monthly Operating Report for LaSalle County Station covering the period from November 1 through November 30, 2004. This report is submitted in accordance with Technical Specification 5.6.4.

Should you have any questions concerning this letter, please contact Mr. Terrence W. Simpkin at (815) 415-2800.

Respectfully, rrenceW. S kin Regulatory Assurance Manager LaSalle County Station Enclosure cc: Regional Administrator - NRC Region IlIl NRC Senior Resident Inspector - LaSalle County Station

OPERATING DATA REPORT DOCKET NO. 50-373 UNIT NAME Laballe 1 DATE December 03,2004 COMPLETED BY S. Du Pont TELEPHONE (815) 415-2197 REPORTING PERIC November 2004

1. Design Electrical Rating 1,154.00

2. Maximum Dependable Capacity (MWe-Net) 1,111.00 This Month Yr-to-Date Cumulative

3. Number of Hours the Reactor was Critical 720.00 7,345.05 131,721.02

4. Number of Hours Generator On-line 720.00 7,315.50 129,448.85

5. Reserve Shutdown Hours 0.00 0.00 1.00

6. Net Electrical Energy Generated (MWHrs) 823,844.00 8,212,672.00 131,494,866.0 UNIT SHUTDOWNS Type Method of F: Forced Duration Shutting Cause & Corrective Action S: Scheduled (Hours), Down 2 Comments

SUMMARY

Unit 1 routinely operated at or near full power during the month of November with the following exception: On November 14, 2004, the unit reduced power to about 950 MWe for main turbine valve testing. The unit was returned to full power later the same day and operated at or near full power the remainder of the month.

I 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)

UNIQUE REPORTING REQUIREMENTS FOR UNIT ONE

1. Challenges other than routine surveillance testing to Safety/Relief Valve Operations - None.

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OPERATING DATA REPORT DOCKET NO. 50-374 UNIT NAME LaSalle 2 DATE December 03, 2004 COMPLETED BY S. Du Pont TELEPHONE (815)415-2197 REPORTING PERIOD: November 2004

1. Design Electrical Rating 1,154.00

2. Maximum Dependable Capacity (MWe-Net) 1,111.00 This Month Yr-to-Date Cumulative

3. Number of Hours the Reactor was Critical 720.00 8,040.00 123,963.32

4. Number of Hours Generator On-line 720.00 8,020.47 122,813.32

5. Reserve Shutdown Hours 0.00 0.00 0.00

6. Net Electrical Energy Generated (MWHrs) 813,621.00 9,085,381.00 126,119,873.0 UNIT SHUTDOWNS Type Method of F: Forced Duration Shutting Cause & Corrective Action No. Date S: Scheduled (Hours) Reason 1 Down 2 Comments

SUMMARY

Unit 2 operated at or near full power during the month of November with the following exception: On November 21, 2004, power was reduced to about 728 MWe for rod pattern adjustment, maintenance in the heater bay, control rod scram timing and main turbine valve testing. The unit was returned to full power on November 23, 2004, and operated at or near full power the remainder of the month.

I 2 Reason: Method:

A Equipment Failure (Explain) I 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)

UNIQUE REPORTING REQUIREMENTS FOR UNIT TWO

1. Challenges other than routine surveillance testing to Safety/Relief Valve Operations - None.

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