DCL-05-021, February 2005 Monthly Operating Report for Diablo Canyon Units 1 and 2

February 2005 Monthly Operating Report for Diablo Canyon Units 1 and 2

ML050750026
Person / Time
Site:	Diablo Canyon
Issue date:	03/11/2005
From:	Becker J Pacific Gas & Electric Co
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
DCL-05-021, GL-97-002, OL-DPR-80, OL-DPR-82
Download: ML050750026 (3)

Text

51 PacdicGas and 1 8Electric Company James R.Becker Diablo Canyon Power Plant Vice President-Diablo Canyon PO. Box 56 Operations and Station Director Avila Beach. CA 93424 805.545.3462 March 11, 2005 Fax: 805.545.4234 PG&E Letter DCL-05-021 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 Operating Report for February 2005

Dear Commissioners and Staff:

Enclosed is the Monthly Operating Report for Diablo Canyon Power Plant, Units 1 and 2, for February 2005. This report is submitted in accordance with Technical Specification 5.6.4 and NRC Generic Letter 97-02.

Sincerel James R. Bece Imp/3386/R0270377 Enclosures cctenc: Peter A. Darbee Paul R. Fox, American Nuclear Insurers Bruce S. Mallett, NRC Regional Administrator, Region IV David L. Prouix, NRC Senior Resident Inspector Gregory M. Rueger Girija S. Shukla, NRC Project Manager Linda J. Wells, NEI (Ijw@nei.org)

INPO Record Center A member of the STARS (Strategic Teaming and Resource Sharing) Alliance Carlaway

• Comanche Peak

• Diablo Canyon

• Palo Verde

• South Texas Project

• Wolf Creek

Enclosure 1 PG&E Letter DCL-05-021 OPERATING DATA REPORT DOCKET NO 50-27S UWT NAME ai3ablo tanyon I DATE March 08, 0205 COMPLETED BY TELEPHONE (805) 545-3386 REPOETING PER3OD x Febnmay 2W5

i. Design Electrical Rating 1 10300

2. Ma*rum Dependable Capacity (MWe-Net) _1 wt}8.0 thh Month [tfe S. Nwmber of Hours the Reactor was Critical 672.00 1,416.00 151,404.17

4. Nunber of Hours Generator On-ine 672.00 1,416.00 149755.71

6. Reserve Shutdown ourts 0.00 0.1) - - 600

6. Net Electrical Energy Generated (MWIrs) 669,422.00 1,469,79_.0_ 155,495,411 00 UNIT SHUTDOWNS Type Method of NO. F: Forced Dae S: Schedule Duration (Ho Reason on I Shutting Down2 Comnvnnts Action Cause &Corective SUMlMARY: UnA I sarted February 2005 hIMode I (Power OPeration) at SpProxkmaely 100 perecent power. On FebrJuay 7. 2005. operatr Intiated a planned curWrneti to approximately 50 percent, to remove bio(oting from te circulating water system. On February 8, 2005, a brief unplanned power change to 15 percert power oce d due to an aetomtic waback featxe when the main generator briefty epeenenced blw stator cootdng flow. On Febmary 12,2005, foloio g conpletion d planned bloouling renova, operators rekuned the uit b approxiatey 100 percent power. There were no other s grficant operational activities.

I 2 Reason: MetUod:

A Equipment Fall-ure (Explan) I Manual B Maintenance or Test 2 Manual TdplScran C Refuel 3 Automatic TrrScram D Regulatory Restriction 4 Continuation E Operator Taining &Ucense Examination 6 Other (Explain)

F Administration G Operational Error Expfain)

H Other (Explain) 1

Enclosure I PG&E Letter DCL-05-021 OPERATING DATA REPORT DOCKETNO. 5O323 UNITHAME Dvblo Canyon z DATE March 8, 2005 COMPLETED BY Lanry Perime TELEPHONE (805) 545486 REPORTING PERIOD February 2005

1. Design Electrical Rating 111900

2. Maxlimuwn Dependable Capacity (MWcNet)

This Month yrtza uultv

3. Number of Hours the Reactor was Critical 672.00 1,416.00 147,732.18

4. Number of Hour Generator Online 672.00 1,416.00 146065.95

t. Reserve Shutdown Hours 0.00 0. 0.00 6 Net Electricat Energy Generated (M fk) 736055.00 1,54 8.93.W0 153,984,14.0 UNIT SHUTDOWNS Type Method of F: Forced Duration Reas Shutting Cause &Corrective Action S: Scheduled (Hours) Down 2 Comments

SUMMARY

Unk 2 began February 2005 In Mode I (Power Operation) at appmxkately 100 percent power. Theme were no sniicant operation activities.

I 2 Reason: Method:

A Equipment Fallure (Explain) I Manual B Maintenance or Test 2 Manual TipScram C Refelling 3 AutomatIc TriplScran D Regulatofy Restriction 4 ContInuation E Operator Training &Ucense Examination 5 Offr Exw n)

F Administration G Operatonal Error (Expin) - -

H Other(Explaln) 2