ML19345E759

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Responds to IE Bulletin 80-24, Prevention of Damage Due to Water Leakage Inside Containment (Oct 17,1980 Indian Point 2 Event). Facility Utilizes Closed Cooling Water Sys.No Previous Experiences W/Leakage Documented
ML19345E759
Person / Time
Site: Oyster Creek
Issue date: 01/05/1981
From: Finfrock I
JERSEY CENTRAL POWER & LIGHT CO.
To: Grier B
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
IEB-80-24, NUDOCS 8102060035
Download: ML19345E759 (2)


Text

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nuct.uan nunsnauna smuon omanenuam b.,

wmmam f;'1 J,N M,Tj,.

(603) 93-1951 P.O. DOX 3:3

  • FORKED Rivf,a e t;CW JERGEY
  • 05731
c..... e t u. a + : e n

January 5, 1981 t b, t

Boyce 1 Grier, Director (C

O f fice ~,I.of Inspection and g

s g Enforcement h1931 " c l

Region I United States Nuclear Regulatory hM

  1. .7 l

Commission

,,s. g Ol 631 Park Avenuo King of Prussia, Pa.

19406 4

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Subject:

Oyster Creek Nuclear Generating Station Docket No. 50-219 I.E.

Bulletin No. 80-24

Dear Mr. Grier:

The following is our response to the I.E.

Bulletin 80-24:

~l Action Items 1 and 2 of the subject Bulletin d.o not i

apply to the Oyster Creek Plant since there are no open cooling water systems present inside the containment.

Action Item 3 "For plants'with closed cooling water systems inside containment provide a summary of experiences.with cooling water system leakage into containment."

RESPONSE

The Oyster Creek Station utilizes a closed cooling water system inside the containment.

Since this system is a fixed volume system, any system leakage would beydetected-by verifica '

tion of a decrease in total volume.. Oyster Creek has had no pre-vious documented. experiences with cooling water system. leakage into the containment.

Also, the configuration of-the drywell is such 31".of water can be accumulated before'it-that.a level of only 2' 3

starts to drain into the torus - through the ten downcomer lines.

M 4

8102000 0 %

Noyce 11. Grier, Director

~2-J.inuary 5, 1981 The :-inpower e. pended in the preparation and review of th.a bulletin eas approximat ely forty (10) nanhours.

If there are further questions conc rning this r. utter, pleano contact Mr.

Mi chael Lagga r t o f rny s t.a f f a t fiO9-69 3--0 9 3 2.

Very truly yours, A

g w a n \\. g f;' e.z/ u Ivan R.

Pinfrp J

Vice President

'I

(

Sworn and subscribed to before me this b-An day of nuc c -g 1981.

]

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I jafuCE L. 80'OEMCRE h0W.Y TUEllC Of taE'N jfR5f7 rf h r-5::t,,+ a 12y31,isn ec:

Director, NRC Office of Inspection and Enforcement Washington, D.C.

20555 I

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