L-MT-04-052, July 2004 Monthly Operating Report for Monticello

July 2004 Monthly Operating Report for Monticello

ML042260311
Person / Time
Site:	Monticello
Issue date:	08/10/2004
From:	Thomas J. Palmisano Nuclear Management Co
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
L-MT-04-052
Download: ML042260311 (4)

Text

Monticello Nuclear Generating Plant Operated by Nuclear Management Company, LLC August 10, 2004 L-MT-04-052 Technical Specification 6.7.A.3 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555 Monticello Nuclear Generating Plant Docket 50-263 License No. DPR-22 Monticello Monthly Operating Report In accordance with Technical Specification 6.7.A.3, attached is the Monthly Operating Report for July 2004 for the Monticello Nuclear Generating Plant. This letter makes no new commitments or changes to any existing commitments.

Thomas J. Palmisano Site Vice President, Monticello Nuclear Generating Plant Nuclear Management Company, LLC Enclosure cc: Administrator, Region III, USNRC Project Manager, Monticello, USNRC Resident Inspector, Monticello, USNRC Minnesota Department of Commerce 2807 West County Road 75

• Monticello, Minnesota 55362-9637 Telephone: 763-295-5151

• Fax: 763-295-1454

ENCLOSURE MONTICELLO OPERATING DATA REPORT AND UNIT SHUTDOWNS JULY 2004 2 pages follow

DOCKET NO. 50-263 UNIT NAME Monticello DATE August 2, 2004 COMPLETED BY J. I. Helland TELEPHONE 763-295-1333 OPERATING DATA REPORT REPORTING PERIOD: July 2004

1. Design Electrical Rating (MWe-Net) 600.0

2. Maximum Dependable Capacity (MWe-Net) 578.1 MONTH YEAR TO DATE CUMULATIVE

3. Number of Hours the Reactor Was Critical 744.0 5,040.4 241,912.8

4. Number of Hours the Generator Was On Line 744.0 5,016.8 238,405.4

5. Unit Reserve Hours 0.0 0.0 0.0

6. Net Electrical Energy (MWHe) 420,318 2,900,666 123,658,670

UNIT SHUTDOWNS DOCKET NO. 50-263 UNIT NAME Monticello DATE 08 04 COMPLETED BY J. I. Helland REPORTING PERIOD: July 2004 TELEPHONE 763-295-1333 No. Type Method of Cause/Corrective Actions (Year F:Forced Duration Reason Shutting Down

- to - Date S:Scheduled (hours) (1) (2) Comments date)

None 1 2 Reason: Method:

A Equipment Failure (Explain) 1 Manual B Maintenance or Test 2 Manual Scram C Refueling 3 Automatic Trip/Scram D Regulator Restriction 4 Continuation E Operator Training & Licensing Examination 5 Other (Explain)

F Administrative G Operational Error (Explain)

H Other (Explain)

SUMMARY

The plant operated at essentially 100% power for the current month with the following exceptions: one planned and one unplanned thermal power reduction. The unplanned reduction was to ~75% power for about 5 hours5.787037e-5 days <br />0.00139 hours <br />8.267196e-6 weeks <br />1.9025e-6 months <br /> on the 25th due to having to backwash the A condensate/demineralizer while the elements were being replaced on the C condensate/demineralizer. The planned reduction was to 95% power for about 45 minutes on the 29th for a rod pattern adjustment.