ML19220A599

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In Response to CP Application Dtd 680429,requests Addl Info to Permit Evaluation of Max Possible Hurricane Flood Height at Site
ML19220A599
Person / Time
Site: Crane Constellation icon.png
Issue date: 06/25/1968
From: Morris P
US ATOMIC ENERGY COMMISSION (AEC)
To: Logan J
JERSEY CENTRAL POWER & LIGHT CO.
References
NUDOCS 7904230157
Download: ML19220A599 (3)


Text

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ATOMIC ENERGY COMMISSION d j't W AsHINGTON. O C.

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I JUN 2 5 1550 Docket No. 50-320 Jersey Central Power & Light Cc=pany Madison Avenue at Punch 3oul Road Morristown, New Jersey 07960 Attention: John E. Logan Vice President Gentlemen:

This refers to your application, dated' April 29,1968, for a construction permit and facility license uhich would authorize construction and operation of a nuclear power reactor to be located adjacent to Unit No. 1 in Lacey Township, Ocean County, New Jersey. The nuclear pouer f acility is designated as Oyster Creek Unit No. 2.

Our revieu of the hydrological aspects indicates that additional informatica is necessary to permit evaluation of the maxitum possible hurricane flood height at this site.

As you know, Amend ent 22 of the Oyster Creek Unit 1 Safety Analysis Report, dated October 16, 1967, page 4-J-l co==its the you to submit a report and additional analysis to support Probable Maximum Eurricane flood height for the Oyster Creek site.

Eccause this =atter is cc =on for Units 1 and 2, the additional information requested in Attach:ent A should be submitted to cover both units at the Oyster Creek site.

Sincerely yours,

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v Peter A. Morris, Director Division of Reactor Licensing Eaclosure:

Request for Information To 4 <A. D CO cc:

James V. Neely Jersey Central Power & Light Co.

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6'N George F. Trowbridge, Esquire Shaw, Pittman, Potts, Trowbridge & Madden 790423 0/6 7

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ATTACHMENT A REQUEST FOR INFOR'GTION OYSTER CREEK NUCI. EAR PLANT UNIT 2 00CKET NO. 50-320 Hydrology 1.

All surge height elevations associated uith the Probable Maximum Hurricane (PyE) should be evaluated based on the P:G parameters derived by the Hydro =eteorological 3 ranch of the U. S. Ucather Bureau. These parameters, appropriate for the Oyster Creek site, are defined in " Meteorological Characteristics of the Probable Maximum Hurricane Atlantic and Culf Coasts of the United States" Interior Report, U. S. Departnent of Co==erce, ESSA, Weather Bureau Hydrometeorological Branch, dated May 1968.

Computations involving variation of the P:G parameters, namely 2.

radius to caximun winds (R) and forward speed of trsnslation (T) should be carried out in order to establish that the hypothetical at the sita.

The stora selected produces the maximun surge height results of this investigation should be fully discussed in your response.

surge height should be evaluated and described The maximum open coast 3.

using methods given in either " Shore Protection, Planning and Design" Technical Report so. 4, U. S. Army Coastal Engineering Research Center, Third Edition, 1966 or " Estimation of Hurricane Surge Hydrographs," Journal of the Waterways and Harbors Divisica, ASCE, Vol. 94 No. U.W. 2, Proc. Paper 5945, May 1968.

4.

It is not apparent from the text of the Unit 2 PSAR that an addi-tional pile up of water within the bay uas considered at the mainland shore in the vicinity of the site due to wind stress acting on the free water surface of the bay.

This water pile up would give an additional setup of the surge.

This effect should be considered in your evaluation using the method of computing the bay surge coupled to the open coast surge presented in

" Numerical Model for Stora Surges in Calveston Ba'j," by Reid, R. O.

and Bodine, 3. R., Journal of the 'Jacerways and Harbors Division, ASCE, Vol. 94 No. W.W. 1, Proc. Paper 5805, February 1968.

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k' hat is the additional water surf ace rise in the bay systen due to direct rainfall and upland rainfall runoff? The quantity of rainfall and duration would be that associated with the Probable Maximu= Uurricane.

6.

Describe the results of your analysis and methods used to suppcrt the extreme low tide elevation of -3.4 feet MSL as stated in the Unit 2 PSAR.

7.

Information is necessary to support the 1 foot wave runup at the that wind waves would decay to the site since it is not apparent magnitude indicated in section 2.4.3.le of the Unit 2 PSAR.

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