ML042100078

June 2004 Monthly Operating Report for Arkansas Nuclear One - Units 1 and 2

ML042100078
Person / Time
Site:	Arkansas Nuclear
Issue date:	07/15/2004
From:	James D Entergy Operations
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
OCAN070403
Download: ML042100078 (4)

Text

Entergy Entergy Operations, Inc.

1448 S.R.333 Russeliville, AR 72802 Tel 501 858 5000 OCAN070403 July 15, 2004 U.S. Nuclear Regulatory Commission AItn: Document Control Desk Washington, DC 20555-0001

Subject:

Monthly Operating Report Arkansas Nuclear One - Units 1 and 2 Docket Nos. 50-313 and 50-368 License Nos. DPR-51 and NPF-6

Dear Sir or Madam:

Arkansas Nuclear One (ANO), Units 1 and 2 Technical Specifications 5.6.4 and 6.9.1.6, respectively, require the submittal of a Monthly Operating Report. The purpose of this letter is to complete the reporting requirement for June 2004.

There are no new commitments contained in this submittal.

incerely,

/ Dal . James 6 Msager, Licensing DEJ/SLP Attachment(s)

I OCAN070403 Page 2 cc: Dr. Bruce S. Mallett Regional Administrator U. S. Nuclear Regulatory Commission Region IV 611 Ryan Plaza Drive, Suite 400 Arlington, TX 76011-8064 NRC Senior Resident Inspector Arkansas Nuclear One P.O. Box 310 London, AR 72847 U. S. Nuclear Regulatory Commission Attn: Mr. Drew Holland Mail Stop 0-7 DI Washington, DC 20555-0001 U. S. Nuclear Regulatory Commission Attn: Mr. Thomas Alexion Mail Stop 0-7 Dl Washington, DC 20555-0001

b OPERATING DATA REPORT DOCKET NO. 50-313 UNIT NAME Arkansas Nuclear One - Unit 1 DATE July 15, 2004 COMPLETED BY Steven L. Coffman TELEPHONE (479) 858-5560 REPORTING PERIOD: June 2004

1. Design Electrical Rating (MWe-Net): 850

2. Maximum Dependable Capacity (MWe-Net): 836 MONTH YR-TO-DATE CUMULATIVE

3. Number of Hours Reactor Was Critical 531.85 3,655.17 204,228.06

4. Number of Hours Generator On-Line 524.30 3,629.58 201,446.29

5. Unit Reserve Shutdown Hours 0.0 0.0 817.5

6. Net Electrical Energy Generated (MWh) 489,260 1 3,120,479 155,735,111 UNIT SHUTDOWNS Type Method F: Forced Duration of Cause & Corrective Action No. Date S: Scheduled (Hours) Reason' Shutting Comments I_ _ _ __ _ __I_ _ __ _ _ _D own 2 2004-02 040611 S 195.70 B I Shutdown to repair a Main LP Turbine diaphragm gasket leak

SUMMARY

The Unit began the month near full power. On 06/1112004, the Unit executed a planned maintenance shutdown to repair a Main Low Pressure Turbine diaphragm gasket leak. The Unit was tied back to the grid on 06/20/2004, and achieved full power that same day. The Unit operated at or near full power for the remainder of the month.

I 2 Reason: Method:

A Equipment Failure (Explain) I Manual B Maintenance or Test 2 Manual TriplScram C Refueling 3 Automatic TriplScram D Regulatory Restriction 4 Continuation E Operator Training & License Examination 5 Other (Explain)

F Administration G Operational Error (Explain)

H Other (Explain)

- 6 OPERATING DATA REPORT DOCKET NO. 50-368 UNIT NAME Arkansas Nuclear One - Unit 2 DATE July 15, 2004 COMPLETED BY Steven L. Coffman TELEPHONE (479) 858-5560 REPORTING PERIOD: June 2004

1. Design Electrical Rating (MWe-Net): 912

2. Maximum Dependable Capacity (MWe-Net): 858 MONTH YR-TO-DATE CUMULATIVE

3. Number of Hours Reactor Was Critical 720.00 4,307.15 174,363.97

4. Number of Hours Generator On-Line 720.00 4,290.65 171,789.66

5. Unit Reserve Shutdown Hours 0.0 0.0 0.0

6. Net Electrical Energy Generated (MWh) 722,637 4,326,964.0 148,442,950 UNIT SHUTDOWNS Type Method F: Forced Duration of Cause & Corrective No. Date S: Scheduled (Hours) Reason' Shutting Action l _ _ _ Down2 Comments N on e _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

SUMMARY

The Unit operated the entire month at or near full reactor power.

I 2 Reason: Method:

A Equipment Failure (Explain) I Manual B Maintenance or Test 2 Manual TriplScram C Refueling 3 Automatic TriplScram D Regulatory Restriction 4 Continuation E Operator Training & License Examination 6 Other (Explain)

F Administration G Operational Error (Explain)

H Other (Explain)