ML050460195

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January 2005 Monthly Operating Reports for San Onofre Nuclear Generating Station, Units 2 and 3
ML050460195
Person / Time
Site: San Onofre  Southern California Edison icon.png
Issue date: 02/11/2005
From: Scherer A
Southern California Edison Co
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
Download: ML050460195 (9)


Text

[V SOUTHERN CALIFORNIA EDISON C

An EDISON V lTERN\\AT1ONALT Company A. Edward Scherer Manager of Nuclear Regulatory Affairs February 11, 2005 U. S. Nuclear Regulatory Commission Document Control Desk Washington, D.C. 20555

Subject:

Docket Nos. 50-361 and 50-362 Monthly Operating Reports for January 2005 San Onofre Nuclear Generating Station, Units 2 and 3 Gentlemen:

As required by Technical Specification 5.7.1.4 of Facility Operating Licenses NPF-10 and NPF-15, this letter provides the Monthly Operating Reports for January 2005 for San Onofre Nuclear Generating Station, Units 2 and 3, Attachments 1 and 2, respectively.

If you have any questions, please contact Mr. C. E. Williams at (949) 368-6707.

Sincerely, Attachments 1 & 2 cc:

B. S. Mallett, Regional Administrator, NRC Region IV B. M. Pham, NRC Project Manager, San Onofre Units 2 & 3 C. C. Osterholtz, NRC Senior Resident Inspector, San Onofre Units 2 & 3 P.O. Box 128 San Clemente, CA 92674-0128 949-368-7501 Fax 949-368-7575 I-  111 C

Monthly Operating Report, January 2005 San Onofre Nuclear Generating Station, Unit 2

MONTHLY OPERATING REPORT SAN ONOFRE NUCLEAR GENERATING STATION UNIT 2 January 2005 Docket No:

Unit Name:

Date:

Completed by:

Telephone:

50-361 SONGS - 2 February 11, 2005 C. E. Williams (949) 368-6707 Page 2 of 4 OPERATING DATA REPORT I1 Design Electrical Rating (Net MWe) l 1070 2 l Maximum Dependable Capacity (Net MWe) l 1070 l

This Month Yr-to-Date Cumulative 3

Number of Hours in Period 744 744 188,113 4

Number of Hours Reactor Was Critical*

744 744 153,975 5

Hours Generator On-line*

744 744 151,937 6

Unit Reserve Shutdown Hours*

0 0

0 7

Net Electrical Energy Generated (MWh)*

I 783,942 783,942 162,967,923

  • Rounded

MONTHLY OPERATING REPORT SAN ONOFRE NUCLEAR GENERATING STATION UNIT 2 January 2005 Docket No:

Unit Name:

Date:

Completed by:

Telephone:

50-361 SONGS - 2 February 11, 2005 C. E. Williams (949) 368-6707 Page 3 of 4 UNIT SHUTDOWNS Number N/A Date (YY/MM/DD)

N/A Type (1)

N/A Duration (Hours)*

N/A Reason (2)

N/A Method of Shutting Down the Reactor (3)

N/A Cause/Corrective Actions/Comments N/A (Include LER number, if any)

  • Rounded (1) F-Forced S-Scheduled (2) Reason:

A-Equipment Failure (Explain)

B-Maintenance or Test C-Refueling D-Regulatory Restriction E-Operator Training & Ucense Examination F-Administrative G-Operational Error (Explain)

H-Other (Explain)

(3) Method:

1-Manual 2-Manual Trip/Scram 3-Automatic Trip/Scram 4-Continuation from Previous Month (Explain) 5-Other (Explain)

MONTHLY OPERATING REPORT SAN ONOFRE NUCLEAR GENERATING STATION UNIT 2 January 2005 Docket No:

Unit Name:

Date:

Completed by:

Telephone:

50-361 SONGS - 2 February 11, 2005 C. E. Williams (949) 368-6707 Page 4 of 4

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH Date Time 01/01/05 0000 Unit in Mode 1.

01/10/05 0227 Reduced Reactor power to approximately 85% to support upgrades to an offsite 220 kV transmission line.

01/22/05 2240 Unit restored to essentially full power.

01/31/05 2400 Unit in Mode 1.

Note: There were no challenges to the pressurizer safety valves during the month.

Monthly Operating Report, January 2005 San Onofre Nuclear Generating Station, Unit 3

MONTHLY OPERATING REPORT SAN ONOFRE NUCLEAR GENERATING STATION UNIT 3 January 2005 Docket No:

Unit Name:

Date:

Completed by:

Telephone:

50-362 SONGS - 3 February 11, 2005 C. E. Williams (949) 368-6707 Page 2 of 4 OPERATING DATA REPORT I 1 Design Electrical Rating (Net MWe) l 1080 2

Maximum Dependable Capacity (Net MWe) l 1080 This Month Yr-to-Date Cumulative 3

Number of Hours in Period 744 744 182,664 4

Number of Hours Reactor Was Critical*

744 744 150,534 5

Hours Generator On-line*

744 744 148,308 6

Unit Reserve Shutdown Hours*

0 0

0 7

Net Electrical Energy Generated (MWh)*

677,86 77,869 157,195,713

  • Rounded

MONTHLY OPERATING REPORT SAN ONOFRE NUCLEAR GENERATING STATION UNIT 3 January 2005 Docket No:

Unit Name:

Date:

Completed by:

Telephone:

50-362 SONGS - 3 February 11, 2005 C. E. Williams (949) 368-6707 Page 3 of 4 UNIT SHUTDOWNS Number N/A Date (YY/MM/DD)

N/A Type (1)

N/A Duration (Hours)*

N/A Reason (2)

N/A Method of Shutting Down the Reactor (3)

N/A Cause/Corrective Actions/Comments N/A (Include LER number, if any)

I Rounded (1) F-Forced S-Scheduled (2) Reason:

A-Equipment Failure (Explain)

B-Maintenance or Test C-Refueling 0-Regulatory Restriction E-Operator Training & License Examination F-Administrative G-Operational Error (Explain)

H-Other (Explain)

(3) Method:

1-Manual 2-Manual Trip/Scram 3-Automatic Trip/Scram 4-Continuation from Previous Month (Explain) 5-Other (Explain)

MONTHLY OPERATING REPORT SAN ONOFRE NUCLEAR GENERATING STATION UNIT 3 January 2005 Docket No:

Unit Name:

Date:

Completed by:

Telephone:

50-362 SONGS - 3 February 11, 2005 C. E. Williams (949) 368-6707 Page 4 of 4

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH Date Time 01/01/05 0000 Unit in Mode 1. Holding Reactor power at approximately 70% pending return to service of second Main Feedwater Pump.

01/10/05 0803 Increased Reactor power to approximately 81%. Holding at 81%

Reactor power to support upgrades to an offsite 220 kV transmission line.

01/23/05 0505 Unit restored to essentially full power.

01/31/05 2400 Unit in Mode 1.

Note: There were no challenges to the pressurizer safety valves during the month.