ML17261A178

Submits Info in Response to NRC 790529 Draft Evaluation of SEP Topic III-2.B,onsite Meteorological Measurements Program.Forwards Upper Air Meteorological Study.

ML17261A178
Person / Time
Site:	Ginna
Issue date:	04/11/1980
From:	WHITE L D ROCHESTER GAS & ELECTRIC CORP.
To:	ZIEMANN D L Office of Nuclear Reactor Regulation
Shared Package
ML17261A179	List: ML17261A178 ML17261A180
References
TASK-02-02.B, TASK-2-2.B, TASK-RR 800401, NUDOCS 8004150459
Download: ML17261A178 (4)

Text

A~02NRCPDR08'CE1,1COREPERF'R14REACSFTYBR16EEB'TSGROUP-LEADR07NSICEXTERNAL:03LPDR23ACRS1116161,1MREGULATORY8FORMATIONDISTRIBUTIONSYS8(RIDS)ACCESS/ONNBRl8004150459DOC~DATE;80/04/11NOTARIZED:,',.NO,:,,DOCKEl'ACIL:50-244RobertEmmetGinnaNuclearPlantiUnitiiRochester'G05000244AUTH.NAME.AUTHOROFFILIATIONHHITEPP.LERachest'erGasttElectricCorp,.RECIP~NAME.REC.IPIENTAFFIL,IATIONff2IEMANNPD~L~Operation@ReactorsBranch2

SUBJECT:

Submi,tsinfoinresponsetoNRC790529dra'fteva'lvationof~SEP$opicIII~2'ionsitemeteorological.mea'surementsIproaram.Forwards"UoperAirMeteoteloqicalStudy."DISTRIBUTIONCODE'03BS,COPIESRECEIVEDLTR'NCL'IZE"QgjfTITLE:SEPTopicswKNDTEB:~~0.'WfBX~+'O~'Dc'~+'LC.M'.Q~V-lq'PPnINAMCW~3~~~~IN'AIRlf~IDCODE/NAME.LTTRENCLIDCODE/NAMELTTRENCL.ACTION:19BC~~~~gINTERNAI.GFIt110SEBR3310TA/EDO1113ENGRBR1115PLANTSYSBR1'117EFFTTRTSYS.11/PEgr~piuQoTOTALNUMBEROFCOPIESREQUIRED:LTTR~ENCL 11I'4~~>>,I1C~oV~V>ergIh~lf,I~roll)tlaW~aImaa'-m'a->~'II)'iv>>Ir>I1ltg*1'YliPllaI~IIItIIlI IIIIIIIII'Ill(illa'llLA~Oelkllip,zz7urliiszzrzzROCHESTERGASANDELECTRICCORPORATIONoS9EASTAVENUE,ROCHESTER,N.Y.14649LEOND.WHITE.JR.VICEPRESIDENTTELEPHONEAREACODETld546-2700April11,1980DirectorofNuclearReactorRegulationAttention:Mr.D.L.Ziemann,ChiefOperatingReactorBranch42U.S.NuclearRegulatoryCommissionWashington,D.C.20555

Subject:

SEPToicIII-2.BOnsiteMeteroloicalMeasurementsProramDocket;No.50-244GonnaNuclearPowerPlant

DearMr.Ziemann:

ThefollowinginformationisbeingprovidedinresponsetotheMay29,1979NRCdraftevaluationofSEPTopicIII-2.B(GinnaOnsiteMeteorologicalMeasurementsProgram).Baseduponourreviewofseveralsite-specificfactors,andregionalmeteorologicaldata,weconcludethat,appropriateestimatesofatmosphericdispersionareobtainablewithoutrelocatingtheexistingGinnatower,orestablishingasecondtowerfartherinland.Ourrationaleisprovidedbelow:ElevatedreleaseconditionsAplanteffluentplumewouldbehaveasanelevatedreleaseonlyunderconditionswherewindspeedswereverylowandtheplumefromventsnearthecontainmentfascadeescapedthebuildingwakes.Lowwinds(belowthreem.p.h.)occurlessthan5%ofthetimefromdirectionsthatwouldcarrytheplumeoverland.Upperlevelmeasurementsfromthepresent.towerwouldproperlyestimatewindspeeddirectionandturbulencesincethelevelisnearanypointofreleaseandabovetheturbulentinternalboundarylayer(TIBL)thatwouldexist.WewouldproposetouseanappropriatedispersionmodelincorporatingTIBLeffectstopredict,groundlevelconcentrationsdownwindbasedonknowledgeoflakeandairtemperature,timeofday,andwindspeed.Nootherdatafromanotherinlandtowerwouldsignificantlyenhancetheaccuracyofsuchcalculations.POZS/ADD'$400-/%~toit.Bg.II tNn