ML042310151

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July 2004 Monthly Operating Report for Exelon Generation Company
ML042310151
Person / Time
Site: LaSalle  Constellation icon.png
Issue date: 08/10/2004
From: Simpkin T
Exelon Generation Co, Exelon Nuclear
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
Download: ML042310151 (3)


Text

ExeIonSM Exelon Generation Company, LLC www exeloncorp.com Nuclear LaSalle County Station 2601 North 21" Road Marseilles, IL 61341-9757 August 10, 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-18 NRC Docket Nos. 50-373 and 50-374

Subject:

Monthly Operating Report for July 2004 Enclosed is the Exelon Generation Company (EGC), LLC, Monthly Operating Report for LaSalle County Station covering the period from July 1 through July 31, 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, Terrence W. Simpkin 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 UNIT NAME La DATE Au COMPLETED BY TELEPHONE (8

REPORTING PERIOD:

'-373 iSalle I igust 05, 2004 evie DuPont

15) 415-2197 July 2004
1. Design Electrical Rating
2. Maximum Dependable Capacity (MWe-Net) 1,154100 1,111.00 3.

4.

5.

6.

Number of Hours the Reactor was Critical Number of Hours Generator On-ine Reserve Shutdown Hours Net Electrical Energy Generated (MWHrs)

This Month.

744.00 744.00 0.00 833,202.00 Yr-to-Date 4,416.05 4,386.50 0.00 4,901,677.00 Cumulative 128,792.02 126,519.85 1.00 128,183,871.0 UNIT SHUTDOWNS Method of Duration Shutting (Hours)

Reason

..Down 2 Cause & Corrective Action Comments

SUMMARY

The unit operated at or near full power throughout the month of July with the following exception: On July 8, 2004, power was reduced to about 995 MWe for load following. The unit was returned to full power on July 8, 2004. On July 18, 2004, power was reduced to about 1100 MWe for load following. The unit was returned to full power on July 18, 2004, and operated at or near power the remainder of the month.

I 2

Reason:

A Equipment Failure (Explain)

B Maintenance or Test C

Refueling D

Regulatory Restriction E

Operator Training & License Examination F

Administration G

Operational Error (Explain)

H Other (Explain)

Method:

I Manual 2

Manual Trip/Scram 3

Automatic TriplScram 4

Continuation 5

Other (Explain)

UNIQUE REPORTING REQUIREMENTS FOR UNIT ONE

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

Page 1 of 2

OPERATING DATA REPORT DOCKET NO.

5C UNIT NAME Li DATE AL COMPLETED BY St TELEPHONE (8

REPORTING PERIOD:

0-374 aSalle z igust05, 2004 evie DuPont

15) 415-2197 July 2004 1.

2.

Design Electrical Rating Maximum Dependable Capacity (MWe-Net) 1 154.00 1,111.00 3.

4.

5.

6.

Number of Hours the Reactor was Critical Number of Hours Generator On-line Reserve Shutdown Hours Net Electrical Energy Generated (MWHrs)

This Month 744.00 744.00 0.00 836,844.00 Yr-to-Date 5,111.00 5,091.47 0.00 5.772,671.00 Cumulative 121,034.32 119,884.32 0.00 122,807,163.0 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 operated at or near full power throughout the month of July without exception.

I 2

Reason:

A Equipment Failure (Explain)

B Maintenance or Test C

Refueling D

Regulatory Restriction E

Operator Training & License Examination F

Administration G

Operational Error (Explain)

H Other (Explain)

Method:

1 Manual 2

Manual Trip/Scram 3

Automatic Trip/Scram 4

Continuation 5

Other (Explain)

UNIQUE REPORTING REQUIREMENTS FOR UNIT TWO

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

Page 2 of 2