ML18219C350

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Letter Confirmation of Verbal Report on Occurrence of Unusual Quadrant Power Tilt Ratios
ML18219C350
Person / Time
Site: Cook  American Electric Power icon.png
Issue date: 05/12/1976
From: Jurgensen R
American Electric Power Service Corp, Indiana Michigan Power Co, (Formerly Indiana & Michigan Power Co)
To: James Keppler
NRC/IE, NRC/RGN-III
References
Download: ML18219C350 (4)


Text

aav I.r r NUGLchR SICGULnToIIY coMMlssIQN AEGION III 700'ROOSCVCl T"ROAO CLCN CLI YNa ILLINOISGOI37 rS I'rJI Ja Incident Notification From:

Ind (Licensee

& Doc et No. (or License No.))

Transmittal Date:

June 4, 1976 D.

C.

Co P

Distribution:

Distribution:

IE Chic f, FOSB IE Chief, FC&EB IE:1iQ(4)

Licensing(4)

R'entral Files IE Files IE Chicf, FOSB IE Chief, FC&EB IE:HQ(4)

L:D/D for Fue ls

& Ha ter ia ls DR Central Files IE Files

Qo

~DtPlo egg~

INDIANA 8r )MICHIGANPDWER CO/ifPANY DONALD C. COOK NUCLEAR PLANT P.O. Box 458, Bridgman, Michigan 40108 May 12, 1976 Mr. J.G.

Keppler, Regional Director Office of Inspection and Enforcement United States Nuclear Regulatory Commission'egion III 799 Roosevelt Road Glen Ellyn, IL 60137 Operating License DPR-58 Docket No. 50-315

Dear Mr. Keppler:

This letter is to confirm our verbal report to NRC RO: III Inspector, Mr. K.R. Baker, at approximately 1700 hours0.0197 days <br />0.472 hours <br />0.00281 weeks <br />6.4685e-4 months <br /> on May 11, 1976; At that-time we reported that we were experiencing unusual quadrant Power Tilt Ratios.

Preliminary indications are that a portion of one control rod has not moved with the remainder of the control rod.

We are continuing our investigation and will submit a formal report by May 25,

1976, as required by Regulatory Guide
1. 16, Revision 4, Section 2.a.

Sincerely,

/

.W. J e

en Plant anager

/bab cc:

R.S. Hunter R. Kilburn J.E.

Dolan G.E. Lien R.J.

Vollen BPI R.C. Callen MPSC K.R. Baker RO:III P.W. Steketee, Esq.

R. Walsh, Esq.

G. Charnoff, Esq.

G. Olson J.M. Hennigan PNSRC R.S.

Keith Dir., IE (40 copies)

Dir., MIPC (4 copies)