ML050250174

December 2004 Monthly Operating Report for Arkansas Nuclear One, Units 1 & 2

ML050250174
Person / Time
Site:	Arkansas Nuclear
Issue date:	01/14/2005
From:	James D Entergy Operations
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
OCAN010502
Download: ML050250174 (4)

Text

= hEntery Entergy Operations, Inc.

1448 S.R. 333 Russellville, AR 72802 Tel 501 858 5000 OCAN01 0502 January 14, 2005 U.S. Nuclear Regulatory Commission Attn: 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 6.6.4,

__jespectively, require the submittal of a Monthly Operating Report. The purpose of this letter_

is to complete the reporting requirement for December 2004.

There are no new commitments contained in this submittal.

I) Sincerel!

.; .1 .1. I I Dal .James '.

/ nager, Licensing

( tEJ/SLP Attachment(s)

"-r. q

OCAN010502 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 D1 Washington, DC 20555-0001 U. S. Nuclear Regulatory Commission Attn: Mr. Thomas Alexion Mail Stop 0-7 D1 Washington, DC 20555-0001

OPERATING DATA REPORT DOCKET NO. 50-313 UNIT NAME Arkansas Nuclear rOne - Unit I DATE January 14, 2005 COMPLETED BY Steven L. Coffman TELEPHONE (479) 858-5560 REPORTING PERIOD: December 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 744.00 8,072.17 208,645.06

4. Number of Hours Generator On-Line 744.00 8,046.58 205,863.29

5. Unit Reserve Shutdown Hours 0.0 0.0 817.5

6. Net Electrical Energy Generated (MWh) 633,884 6,827,575 159,442,207 UNIT SHUTDOWNS Type Method of F: Forced Duration Shutting Cause & Corrective Action

-No. - .Date- -S: Scheduled - -(Hours)- -Reason-- -_DownL --. _ _Comments.-, _

NoneI

SUMMARY

The Unit began the month at or near full reactor power. On 12/03/04, power was reduced to approximately 40% to allow for the replacement of a Main Feedwater Pump control power supply. The Unit returned to full power on 12/04/04 and operated at or near full reactor power for the remainder of the month.

I 2 Reason: Method:

A Equipment Failure (Explain) 1 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)

OPERATING DATA REPORT DOCKET NO. 50-368 UNIT NAME Arkansas Nuclear One - Unit 2 DATE January 14, 2005 COMPLETED BY Steven L. Coffman TELEPHONE (479) 858-5560 REPORTING PERIOD: December 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 744.00 8,621.52 178,678.34

4. Number of Hours Generator On-Line 744.00 8,582.50 176,081.51

5. Unit Reserve Shutdown Hours 0.0 0.0 0.0

6. Net Electrical Energy Generated (MWh) 753,462 8,627,559.0 152,743,545 UNIT SHUTDOWNS

SUMMARY

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

I 2 Reason: Method:

A Equipment Failure (Explain) 1 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)