ML042100078

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June 2004 Monthly Operating Report for Arkansas Nuclear One - Units 1 and 2
ML042100078
Person / Time
Site: Arkansas Nuclear  Entergy icon.png
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 DATE July 15, 2004 COMPLETED BY Steven L. Coffman TELEPHONE (479) 858-5560 One - Unit 1 REPORTING PERIOD:

June 2004

1.

Design Electrical Rating (MWe-Net):

850

2.

Maximum Dependable Capacity (MWe-Net):

836 MONTH

3.

Number of Hours Reactor Was Critical 531.85

4.

Number of Hours Generator On-Line 524.30

5.

Unit Reserve Shutdown Hours 0.0

6.

Net Electrical Energy Generated (MWh) 489,260 YR-TO-DATE CUMULATIVE 3,655.17 204,228.06 3,629.58 201,446.29 0.0 817.5 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 ow n 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:

A Equipment Failure (Explain)

B Maintenance or Test C

Refueling D

Regulatory Restriction E

Operator Training & License Examination F

Administration G Operational Error (Explain)

H Other (Explain)

Method:

I Manual 2 Manual TriplScram 3

Automatic TriplScram 4 Continuation 5 Other (Explain)

- 6 OPERATING DATA REPORT DOCKET NO.

UNIT NAME DATE COMPLETED TELEPHONE 50-368 Arkansas Nuclear One - Unit 2 July 15, 2004 BY Steven L. Coffman (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 o n e

SUMMARY

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

I 2

Reason:

A Equipment Failure (Explain)

B Maintenance or Test C

Refueling D

Regulatory Restriction E

Operator Training & License Examination F

Administration G

Operational Error (Explain)

H Other (Explain)

Method:

I Manual 2

Manual TriplScram 3 Automatic TriplScram 4

Continuation 6

Other (Explain)