ML032120536

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June 2003 Monthly Operating Report for Columbia Generating Station
ML032120536
Person / Time
Site: Columbia Energy Northwest icon.png
Issue date: 07/14/2003
From: Oxenford W
Energy Northwest
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
G02-03-108
Download: ML032120536 (3)


Text

ENERGY NORTHWEST PO. Box 968 a Richiand, Washington 99352-0968 July 14, 2003 G02-03-108 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555-0001

Subject:

COLUMBIA GENERATING STATION, DOCKET NO. 50-397 MONTHLY OPERATING REPORT JUNE 2003

Dear Sir or Madam:

Transmitted herewith is the Monthly Operating Report for the month of June 2003 as required by Technical Specification 5.6.4.

Respectfully, WS Oxen Plant General Manager Mail Drop 927M Attachment cc:

TP Gwynn - NRC RIV BJ Benney - NRC NRR NRC Senior Resident Inspector - 988C TC Poindexter - Winston & Strawn INPO ANI Library Utility Data Institute RN Sherman - BPA / 1399

OPERATING STATUS REPORT for Columbia Generating Station Date: July 1, 2003 1.

2.

3.

4.

5.

Docket: 50-397 Reporting Period: June 2003 Utility

Contact:

Patricia Campbell (509) 377-4664 Design Electrical Rating (Net MWe): 1153 Maximum Dependable Capacity - summer (Net MWe): 1107 6.

7.

8.

9.

Hours Reactor Critical Hours Generator On-Line Unit Reserve Shutdown Hours Net Electrical Energy (MWH)

MONTH 137.5 63.6 0.0 11,567 YEAR 2,778.6 2,680.4 0.0 2,876,772 CUMULATIVE 122,474.1 119,051.9 3,274.7 118,129,551 Challenges to safety/relief valves are no longer required to be reported per Technical Specification Amendment # 182.

UNIT SHUTDOWNS DOCKET NO.: 50-397 UNIT NAME:

Columbia Generating Station DATE: July 1, 2003 COMPLETED BY: P. Campbell TELEPHONE: (509) 377-4664 REPORT PERIOD: June, 2003 l

Type Method of Cause / Corrective Actions F: Forced Duration Shutting No.

Date S: Scheduled (Hours)

ReasoDown (2)

Comments 03-03 03-004 5/9/03 6/30/03 S

F 651.5 14.7 C

A 4

3 Refueling and Maintenance Outage R-16 continued until June 28.

Forced outage due to a turbine trip caused by a main transformer fault that occurred on June 30.

L

.5.

5 L

SUMMARY

The plant began the month in Forced Outage began June transformer fault.

a Refueling Outage that ended on June 28.

-A

-1 30 due to a turbine trip caused by a main (1) REASON A - Equipment Failure B - Maintenance or Test C - Refueling D - Regulatory Restriction E - Operator Training &

License Examination F - Administration G - Operational Error H - Other (2) METHOD 1 - Manual 2 - Manual Trip/Scram 3 - Auto Trip/Scram 4 - Continuation 5 - Other (Explain)