05000282/LER-1985-005, Forwards LER 85-005-00

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Forwards LER 85-005-00
ML20102B895
Person / Time
Site: Prairie Island Xcel Energy icon.png
Issue date: 02/21/1985
From: Musolf D
NORTHERN STATES POWER CO.
To:
NRC OFFICE OF ADMINISTRATION (ADM)
References
NUDOCS 8503040494
Download: ML20102B895 (3)


LER-2085-005, Forwards LER 85-005-00
Event date:
Report date:
2822085005R00 - NRC Website

text

o V Northem States Power Company 414 Nicollet Mall Minneapohs, Minnesota 55401 Telephone (612) 330-5500 February 21, 1985 U S Nuclear Regulatory Commission Document Control Desk Washington, DC 20555 PRAIRIE ISLAND NUCLEAR GENERATING PLANT Docket No. 50-282 License No. DPR-42 o

One Containment Isolation Valve Failed Its Local Leakage Rate Test The License Event Report for this occurrence is attached.

This event was reported via Emergency Notification System per 10 CFR Part 72 on January 23, 1985.

David Musolf Manager - Nuclear Support Services DMM/EFE/ dab c: Regional Administrator-III, NRC NRR Project Manager, NRC Resident Inspector, NRC MPCA Attn: J W Ferman Attachment 85030{$

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During local leakage rate testing at refueling, one containment isolation chsck valve exhibited leakage in excess of Tech Spec limits. The valve was replaced with a spare. A supplemental report will be submitted when the cause of the failure is determined.

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