ML17037B946

Letter Concerning the September 29, 1976 Response Regarding the Revetment Ditch System and Enclosed Table 1 Describing the February 3, 1972 Verification Storm Surge

ML17037B946
Person / Time
Site:	Nine Mile Point
Issue date:	10/12/1976
From:	Rhode G Niagara Mohawk Power Corp
To:	Rusche B Office of Nuclear Reactor Regulation
References
Download: ML17037B946 (6)

Text

NAG FoBM 195 U.S. NUCLEAIl AEGULATOBVC~ISSION DOCV<<ET NUMOEf1 I2.76) 50-410 FILE NUMBER NRC DISTRIBUl ION FoA PART 50 DOCI(ET NIATERIAL TO: . FROM: DATE OF DOCUMENT Ni'agara Mohawk Power Corp. 10/12/76 Hr. Benard C. Rusche Syracuse, New York DATE RECEIVED Gerald K.'Rhode 10 15 76 JÃLETTER C3 NOTOR I Z E D PROP INPUT FOAM NUMBER OF, COPIES RFCEIVED

~ORIGINAL Q'UNCLASSIFIED 'One signed Qcopv DCSCRIPTION EN CLOSU AE Ltr. w/attached table...',re their 9/29/)6

' tr.' .. concerning the Revetment Ditch System for Unit*No. 2.

ACKNOWLET)GED

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<<<l1IW MOHAWK ERIE BOULEVARD WEST SYIIACUSK, N.Y. IS202 October l2, l976 Director of Nuclear Reactor Regulation POCI(ETBI Attn: Mr. Benard C. Rusche, Director U. S. Nuclear Regulatory Commission Washington, D. C. 20555

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~CIIIULIWÃgN IAlbII Re: Nine Mile Point Unit 2 'S<<III'ear Docket No. 50<<4l0 Mr. Rusche:

Enclosed please find Table l of our September 29, l976 response regarding the Revetment Ditch System for Nine Mile Point Unit 2. This information, which describes the February 3, "l972 verification storm surge, was inadvertently omitted from our original submittal. Please excuse any i nconvi ence whi ch this oversight may have caused.

Very truly yours, NIAGARA MOHAVK POWER CORPORATION GERALD-K. R ODE Vice President E 'ering, ~ eT p

Pg+~PPggI NLR/sz Enclosure

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TABLE 1 SURGES OF FEBRUARY' 1972 STORM Nine Mile Point Nuclear Station Unit 2 Niagara Mohawk Power Corporation Maximum (ft) Minimum (ft)

Location 115~15000'20~20000'30~30000'15-120 13p-12p 115~15000'20~20000'30~30000' 115-12p 130 12p Oswego .667 .624 .685 .043 .061 .311 .358 .343 .047 .015 Toronto .292 .283 .270 .009 .013 .853 .788 .815 .065 .027

.743 .678 .765 .065 .087 .349 .345 .387 .004 .042 Cobourg .288 .242 .257 .046 .015 .420 .370 ~ 353 .050 .017 Cape Vincent .208 l. 117 1. 190 .091 .073 -.285 .275 .286 -.010 -.011 Hamilton .364 .364 .449 .0 .085 -1.308 -1.295 -1.253 .013 .042 Rocheste . 254 .118 .235 .066 .047 .215 .124 -.172 .091 -.048 Olcott .172 .163 .180 .009 .017 .429 ..476 -.436 .047 .040

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