ML19262A375

Responds to 750515 Request for Results of Analysis of Potential for & Consequences of Secondary Sys Fluid Flow Instability in Pwrs.Will Submit Results by 750903

ML19262A375
Person / Time
Site:	Three Mile Island
Issue date:	06/13/1975
From:	Arnold R METROPOLITAN EDISON CO.
To:	Lear G Office of Nuclear Reactor Regulation
References
GQL-1150, NUDOCS 7910260695
Download: ML19262A375 (2)

Text

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NRC DISTRIBUTION FOR PART 50 DOCKET MATERI AL (TEMPORARY FORM)

CONTROL NO: b8bA FILE:

FROM: Metropolitan Edison Co. DATE OF DOC DATE REC'D LTR TWX RPT i OTHER Reading, Penna.

R.C. Arnold 6-13-75 6-17-75 XX TO: ORIG CC OTHER SENT trRC PDR YYYYYY Ceorge Leat 1 Signed SENT LOCAL POR XXXX CLASS UNCLASS PROPINFO INPUT NO CYS REC'D DOCKET NO: 50-2S9 XXXX 1 DESCRIPTION: ENCLOSURES:

Ltr. Re our ltr. of 5-15-75 & their ltr. of 5-31-75.... advising submittal date by 9-3-75 of analysis of Secondary System Fluid Flow In-s tabili ty in PW s. . . . . . . .

PLANT NAME: Three Mile Island #1

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FOR ACTION /INFORMATION vrq 6 1a 7s BUTLER (L) SCHWENCER (L) ZIEM ANN (L) REG AN (E)

W/ Copies W/ Copies W/ Cooies W/ Copies CLARK (L) STOLZ (L) DICKER (E) jLEAR (L)

W/ Copies W/ Copies W/ Copies / W/ Copies PARR (L) VASSALLO (L) KNIGHTON (E) SPIES W/ Copies W/ Copies W/ Copies W/ Copies KNIEL (L) PURPLE (L) YOUNGBLOOD (E) LPM W/ Copies W/ Copies W/ Copies W/ Lopies INTERNAL DISTRIBUTION E n c O TECH REVIEW DENTON LIC ASST A/T IN D

[/ NnG PDR pSCHROEDER OGC, RCOM P-506A A1 ACCA RY GRIMES GAMMILL R. DIGGS (L) BRAITMAN SALTZMAN H. GEARIN (L)

GOSSICK/STAF F ANIGHT KASTNER E. GOULSOURNE (L) ME LTZ CASE PAWLICKl BALLARD P. KREUTZER (E)

GI AM BUSSO SHAO SPANGLER J. LEE (L) PLANS BOYD STELLO M. MAIGRET (L) MCDONALD MOORE (L) HOUSTON ENVIRO S. REED (E) CHAFMAN DEYOUNG (L) NOVAK MULLER M. SERVICE (L) DUBE (Lir)

SKOVHOLT (L) ROSS DICKER S. SHEPPARD (L) E. COUPE GOLLER (L) (Ltr) IPPOLITO KNIGHTON M SLATER (E) PETERSON P. COLLINS "TEDESCO YOUNGBLOOD H. SMITH (L) HARTF; ELD (2)

DENISE LONG REGAN KLECKER E__G O P R LAIN AS PROJECT LDR /d.G.TEETS (L) (E)

WILLI AMS EISENHUT

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Mr. George Lear, Chief operating Beactor Branch #1

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U. S. Nuclear Regulatcry Ccuristion Washington, D. C. 20555

Dear Mr. Lear:

Three Mile Island Neulear Station Uni I Occhet No. 50-269 Cperating License No. EPR-50 In respcnse to ycur letter of May 15, 1975 and in acccrd with cur letter of May 31, 1975 covering the potential for and the pctential consequences of seccndary systen fluid flev instability in FWEs (characterized as " water ha ner"), please be advised that we anticipate submitting the results of our analysis by September 3,1975 We are unable to provide these analyses within 60 days after receipt of your May 15 letter as we :.ust consclidate input frcs several venders to prepare a definitive respense to all of ycur ccncerns.

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