ML050250139

December 2004 Monthly Operating Report for Diablo Canyon, Units 1 and 2

ML050250139
Person / Time
Site:	Diablo Canyon
Issue date:	01/14/2005
From:	Becker J Pacific Gas & Electric Co
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
Download: ML050250139 (3)

Text

51 Pacifc Gas and Ad9 ElectricCompany James R.Becker Diablo Canyon Power Plant Vice President-Diablo Canyon PO. Box 56 Operations and Station Director Avila Beach. CA 93424 January 14, 2005 805.545.3462 Fax: B05.545.4234 PG&E Letter DCL-05-003 U.S. Nuclear Regulatory Commission ATTN- Document Control Desk Washington, DC 20555-0001 Docket No. 50-275, OL-DPR-80 Docket No. 50-323, OL-DPR-82 Diablo Canyon Units 1 and 2 Monthly Operatinq Report for December 2004

Dear Commissioners and Staff:

Enclosed is the Monthly Operating Report for Diablo Canyon Power Plant, Units 1 and 2, for November 2004. This report is submitted in accordance with Technical Specification 5.6.4 and NRC Generic Letter 97-02.

Sincerely, James R. Becker Imp/3386/R0266969 Enclosures cc/enc: Paul R. Fox. American Nuclear Insurers Robert D. Glynn, Jr.

Bruce S. Mallett, NRC Regional Administrator, Region IV David L. Proulx, NRC Senior Resident Inspector Gregory M. Rueger Girija S. Shukla, NRC Project Manager Linda J. Wells, NEI (Ijw@nei.org)

INPO Record Center j'ec A member of the STARS (Strategic Teaming and Resource Sharing) Alliance Callaway

• Comanche Peak

• Diablo Canyon

• Palo Verde

• South Texas Project

• Wolf Creek

OPERATING DATA REPORT DOCKET NO. 50-275 UNIT NAME Dlablo Canyon 1 DATE January 10, 2005 COMPLETED BY Larry Parker TELEPHONE 805-545-3386 REPORTING PERIOD December 2004

1. Design Electrical Rating 1,103.00

2. Maximum Dependable Capacity (MWe-Net) 1,087.00 This Month Yr-to-Date Cumulative 3, Number of Hours the Reactor was Critical 744.00 7,001.37 149,988.17

4. Number of Hours Generator On-line 744.00 6,870.11 148,339.71 S. Reserve Shutdown Hours 0.00 0.00 0.00

6. Net Electrical Energy Generated (MWI-rs) 812,927.00 7.233,891.00 154,025,621.00 UNIT SHUTDOWNS Type . Method of F: Forced Duration Shutting Cause & Corrective Action S: Scheduled (Hours) Down 2 Comments

SUMMARY

Unit 1 remained in Mode I (Power Operation) at approximately 100 percent power during December 2004. There were no significant operational activities.

I 2 Reason: Method:

A Equipment Failure (Explain) I Manual B Maintenance or Test 2 Manual TripScram 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)

I 1

OPERATING DATA REPORT DOCKET NO. 50-323 UNIT NAME Dianlo Canyon 2 DATE January 10, 2005 COMPLETED BY Larry Parker TELEPHONE 605-545-3386 REPORTING PERIOD December 2004

1. Design Electrical Rating 1,119.00

2. Maximum Dependable Capacity (MWe-Net) 1,087.00 This Month YrAo-Dt Cum~ulative

3. Number of Hours the Reactor was Critical 512.18 7,66628 146,316.18

4. Number of Hours Generator On-line 382.45 7,535.82 144,649.95 S. Reserve Shutdown Hours 0.00 0.00 0.00

6. Net Electrical Energy Generated (MWHrs) 350,545.00 8.017,934.00 152,435,151.00 UNIT SHUTDOWNS Type Method of F: Forced Duration Shutting Cause & Corrective Action No. Date S: Scheduled Hour Reason Down 2 Comments 1 10.'25.12004 S 361.55 C 4 Unit 2 Refueling Outage 12 completed December 16,2004.

SUMMARY

Unit 2 continued the twelfth refue!ing outage (2R12) in December2004, in Mode 5 (Cold Shutdown).

On December 10QUnit 2 entered Mode 2 (Startup), and was taken critical for testing in preparation for re-start. On December 12, Operators increased reactor power above 5 percent, entering Mode I (Power Operation). On December 16, Operators paralleled Unit 2 to the grid, ending 2R12. On December222, Unt 2 reached approximately 100 percent power. There were no further significant operational activities.

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) 2