ML030150391

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December 2002 Monthly Operating Report for San Onofre, Units 2 & 3
ML030150391
Person / Time
Site: San Onofre  Southern California Edison icon.png
Issue date: 01/10/2003
From: Scherer A
Southern California Edison Co
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
Download: ML030150391 (9)


Text

N SOUTHERN CALIFORNIA EDISON" An EDISON INTERNATIONAL Company A. Edward Scherer Manager of Nuclear Regulatory Affairs January 10, 2003 U. S. Nuclear Regulatory Commission Document Control Desk Washington, D.C. 20555

Subject:

Docket Nos. 50-361 and 50-362 Monthly Operating Reports for December 2002 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 Report for San Onofre Nuclear Generating Station, Units 2 and 3, Attachments 1 and 2, respectively.

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

Sincerely, Attachments 1 & 2 cc:

E. W. Merschoff, 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

Attachment I NRC Monthly Operating Report, December 2002 San Onofre Nuclear Generating Station, Unit 2

USNRC MONTHLY OPERATING REPORT SAN ONOFRE NUCLEAR GENERATING STATION UNIT 2 December 2002 Docket No:

Unit Name:

Date:

Completed by:

Telephone:

50-361 SONGS - 2 Jan. 10, 2003 C. E Williams (949) 368-6707 Page 2 of 4 OPERATING DATA REPORT I 1 Design Electrical Rating (Net MWe) 1070 2

Maximum Dependable Capacity (Net MWe) 1070 This Month Yr-to-Date Cumulative 3

Number of Hours in Period 744 8,760 169,825 4

Number of Hours Reactor Was Critical

  • 744 7,681 137,069 5

Hours Generator On-line

  • 744 7,618 135,259 6

Unit Reserve Shutdown Hours

  • 0 0

0 7

Net Electrical Energy Generated (MWh)

  • 837,380 8,510,458 144,403,474
  • Rounded

USNRC MONTHLY OPERATING REPORT SAN ONOFRE NUCLEAR GENERATING STATION UNIT 2 December 2002 Docket No:

Unit Name:

Date:

Completed by:

Telephone:

50-361 SONGS - 2 Jan. 10, 2003 C. E. Williams (949) 368-6707 Page 3 of 4 UNIT SHUTDOWNS (1) F-Forced S-Scheduled (2) Reason A-Equipment Failure (Explain)

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

H-Other (Explain)

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

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)

USNRC MONTHLY OPERATING REPORT SAN ONOFRE NUCLEAR GENERATING STATION UNIT 2 December 2002 Docket No:

Unit Name:

Date:

Completed by.

Telephone:

50-361 SONGS - 2 Jan. 10, 2003 C. E. Williams (949) 368-6707 Page 4 of 4

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH Date Time 12/01/02 0001 Unit in Mode 1.

12/31/02 2400 Unit in Mode 1.

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

NRC Monthly Operating Report, December 2002 San Onofre Nuclear Generating Station, Unit 3

USNRC MONTHLY OPERATING REPORT SAN ONOFRE NUCLEAR GENERATING STATION UNIT 3 December 2002 Docket No:

Unit Name:

Date:

Completed by:

Telephone:

50-362 SONGS - 3 Jan. 10, 2003 C. E. Williams (949) 368-6707 Page 2 of 4 OPERATING DATA REPORT 1

Design Electrical Rating (Net MWe) 1080 2

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

Number of Hours in Period 744 8,760 164,376 4

Number of Hours Reactor Was Critical

  • 744 8,686 135,577 5

Hours Generator On-line

  • 744 8,658 133,478 6

Unit Reserve Shutdown Hours *0 0

0 7

Net Electrical Energy Generated (MWh)

  • 814,137 9,548,153 140,935,942
  • Rounded

USNRC MONTHLY OPERATING REPORT SAN ONOFRE NUCLEAR GENERATING STATION UNIT 3 December 2002 Docket No:

Unit Name:

Date:

Completed by:

Telephone:

50-362 SONGS - 3 Jan. 10, 2003 C. E. Williams (949) 368-6707 Page 3 of 4 UNIT SHUTDOWNS (1) F-Forced S-Scheduled (2) Reason*

A-Equipment Failure (Explain)

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

H-Other (Explain)

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

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)

USNRC MONTHLY OPERATING REPORT SAN ONOFRE NUCLEAR GENERATING STATION UNIT 3 December 2002 Docket No:

Unit Name:

Date:

Completed by:

Telephone:

50-362 SONGS - 3 Jan. 10, 2003 C. E. Williams (949) 368-6707 Page 4 of 4

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH fltA Time.

12101102 0001 Unit in Mode 1.

12122/02 2231 Control Element Assembly (CEA) #25 dropped to bottom of core.

12/22/02 2316 Initiated power reduction in accordance with procedures for misaligned CEA.

12/23/02 0246 CEA #25 returned to proper alignment within its CEA group.

12/23/02 0432 Reactor Power at approximately 40%. Commenced power ascension to full power.

12/24/02 1415 Unit returned to full power.

12/31/02 2400 Unit in Mode 1.

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