05000282/LER-1980-001, Forwards LER 80-001/01T-0

Forwards LER 80-001/01T-0

ML19257C008
Person / Time
Site:	Prairie Island
Issue date:	01/18/1980
From:	Mayer L NORTHERN STATES POWER CO.
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML19257C009	List: 05000282/LER-1980-001, Forwards LER 80-001/01T-0 05000282/LER-1980-001-01, /01T-0:on 800106,Unit 1 Caustic Addition Valves CA-1-2 & CA-1-4 Mistakenly Closed & Secure Cards Attached. Caused by Personnel Error & Procedural Inadequacies. Administrative Procedures Modified
References
NUDOCS 8001220560
Download: ML19257C008 (1)

LER-1980-001, Forwards LER 80-001/01T-0

Event date:
Report date:
2821980001R00 - NRC Website

text

o NSF NORTHERN STATES POWER COMPANY M I N N E A PO LI S. M I N N E S OTA 55401 January 18, 1980 Mr J G Keppler Office of Inspection & Enforcement U S Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, IL 60137

Dear Mr Keppler:

PRAIRIE ISLAND NUCLEAR GENERATING PLANT Docket No. 50-282 License No. DPR-42 Both Trains of Caustic Addition Valved Out by Mistake The Licensee Event Report for this occurrence is reproduced on the back of this letter and in the attached supplemental report.

Enclosed are three copies.

This event is reported in compliance with Technical Specification 6.7.B.1.f in that personnel error and procedural inadequacy resulted in operation for a short period of time without automatic caustic addition to the containment spray system.

Yours very truly, c..' C kwa p o%

L 0 Mayer, PE Manager of Nuclear Support Services LOM/DMM/jh cc:

Director, IE, USNRC (40)

Director, MIPC, USNRC (3)

MPCA Attn: J W Ferman 1783 321

- over-8001220