ML042860250

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September 2004 Monthly Operating Report for Monticello
ML042860250
Person / Time
Site: Monticello Xcel Energy icon.png
Issue date: 10/12/2004
From: Thomas J. Palmisano
Nuclear Management Co
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
L-MT-04-065
Download: ML042860250 (4)


Text

Monticello Nuclear Generating Plant Operated by Nuclear Management Company, LLC October 12, 2004 L-MT-04-065 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 September 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 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 SEPTEMBER 2004 2 pages follow

DOCKET NO. 50-263 UNIT NAME Monticello DATE October 1, 2004 COMPLETED BY J. I. Helland TELEPHONE 763-295-1333 OPERATING DATA REPORT REPORTING PERIOD: September 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 720.0 6,504.4 243,376.8
4. Number of Hours the Generator Was On Line 720.0 6,480.8 239,869.4
5. Unit Reserve Hours 0.0 0.0 0.0
6. Net Electrical Energy (MWHe) 412,488 3,738,154 124,496,157

UNIT SHUTDOWNS DOCKET NO.

50-263 Monticello UNIT NAME DATE 10 04 COMPLETED BY J. I. Helland REPORTING PERIOD:

September 2004 TELEPHONE 763-295-1333 No.

(Year

- to -

date)

Date Type F:Forced S:Scheduled Duration (hours)

Reason (1)

Method of Shutting Down (2)

Cause/Corrective Actions Comments None 1

F 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 e

5 Other (Explain)

Administrativ G

Operational Error (Explain)

H Other (Explain)

SUMMARY

The plant operated at essentially 100% power for the current month with the following exceptions: two planned thermal power reductions. The first planned reduction power had a minimum value of ~75% with a duration of 11 hours1.273148e-4 days <br />0.00306 hours <br />1.818783e-5 weeks <br />4.1855e-6 months <br /> 22 minutes on September 5th due to quarterly MSIV and Turbine valve testing and a rod pattern adjustment. The second planned reduction was to 95% power with a duration of 46 minutes on September 16th due to a rod pattern adjustment.