ML18040A132

Forwards Nine Mile Point Unit 2 EALs Rev Based on NUMARC NESP-007. Upgrade Project Involved Listed Plants

ML18040A132
Person / Time
Site:	Nine Mile Point
Issue date:	07/11/1994
From:	MCCORMICK M NIAGARA MOHAWK POWER CORP.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML17059A356	List: ML17059A355 ML18040A132
References
NMP2L-1482, NUDOCS 9407150239
Download: ML18040A132 (10)

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'Y(ACCELERATED BIDSPROCESSIREGULATORY INFORMATION DISTRIBUTION SYSTEM(RIDS)ACCESSION NBR:9407150239 DOC.DATE:

94/07/11NOTARIZED:

NODOCKETFACIL:50-410 NineMilePointNuclearStation,Unit2NiagaraMoha05000410AUTH.NAMEAUTHORAFFILIATION MCCORMICK,M.

NiagaraMohawkPowerCorp.RECIP.NAME RECIPIENT AFFILIATION DocumentControlBranch(Document ControlDesk)

SUBJECT:

Forwards"NineMilePointUnit2EALsRevBasedonNUMARCNESP-007."

Upgradeprojectinvolvedlistedplants.DISTRIBUTION CODE:AO45DCOPIESRECEIUED:

LTR2ENCL/SIZE:&400TITLE:ORSubmittal:

Emergency Preparedness Plans,Implement'g Proceures,CNOTES:License Expdateinaccordance with10CFR2,2.109(12/22/72).

05000237LicenseExpdateinaccordance with10CFR2,2.109(9/19/72).

05000244RECIPIENT IDCODE/NAME PD1-1PDPD1-3PDBRINKMAN, D.STANG,JJOHNSON.,A INTERNAL:

AEOD/DOA/IRB NUDOCS-ABSTRACT EXTERNAL:

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~NEWYORK13126/TELEPHONE (315)349-2080UnitedStatesNuclearRegulatory Commission DocumentControlDeskWashington, DC20555NineMilePointNudearPowerStationUnit2DocketNo,50-410LicenseNo.NPF-69July11,1994NMP2L1482

SUBJECT:

NineMilePointUnit2Emergency ActionLevelsRevisionBasedonNUMARCNESP-007Inaccordance withtheguidanceprovidedbytheNRCstaffatrecentNEImeetings, NiagaraMohawkissubmitting forreviewandapprovaltheenclosedEmergency ActionLevels(EALs)forNineMilePointNudearStationUnit2.NiagaraMohawk,inaccordance with10CFR50,54 (q),hasreviewedtheseEALsanddetermined thattheyrepresent anenhancement totheNineMlePointEmergency Plan,TheEALshavebeenrevisedconsistent withtheNUMARCNESP407methodology, andweredeveloped aspartofajointprojectwithallnudearutilities withinNewYorkState.Inordertoassistyourreviewwehaveincludedanumberofdevelopmental documents intheendosedEALGeneration Package.TheEALGeneration Packageconsistsofthefollowing:

~Plant-Specific EALGuideline

~EALTechnical Bases~FissionProductBarrierEvaluation

~Emergency ActionLevelMatrix~EALBinningDocument~Validation andVerification ReportAttachment 1providesanexplanation ofthecontentsoftheEALGeneration Package.TheseEALsweredeveloped asajointprojectwiththeNewYorkPowerAuthority, Consolidated Edison,Rochester GasandElectric, andNiagaraMohawk.Thisprocessensuresconsistent emergency classification betweenallNewYorkStatenuclearutilities tothegreatestextentpossible, limitedonlybyplantdesigndifferences.

Webelievethatacoordinated reviewofalltheNewYorkStatenuclearutilityEALrevisions willpromotethisconsistency andwillresultinthemostadvantageous useoftimeandresources.

PleasecontactMs.ColeenWare,DirectorofEmergency Preparedness, at349-2066shouldyouhaveanyquestions orrequireadditional information regarding thismatter.Verytrulyyours,cMJM/JDJ/bh M.McCormick, Jr.VicePresident-Nudear SafetyAssessment andSupportCC:Mr.B.S.Norris,SeniorResidentInspector Mr.M.L.Boyle,ActingDirector, ProjectDirectorate I-1,NRRMr.D.S.Brinkman, Sr.ProjectManager,NRRMr.T.T.Martin,RegionalAdministrator, Region194072502399407>>1PDRADOCK05000410PP'DPpgyg(()

ATTACHMENT 1NINEMILEPOINTNUCLEARSTATIONUNIT2EALGENERATION PACKAGECONTENTSUMMARYINTRODUCTION Priortotheacceptance bytheNRCofNUMARC/NESP-007 "Methodology forDevelopment ofEmergency ActionLevels"asanacceptable alternative totheNUREG0654EALguidance, thefournuclearutilities intheStateofNewYorkdecidedtoperformajointimplementation ofthenewmethodology.

Thisupgradeprojectinvolvedthefollowing plants:NineMilePointUnit1(NMP1)-NiagaraMohawkPowerCorporation NineMilePointUnit2(NMP2)-NiagaraMohawkPowerCorporation JamesA.FitzPatrick NuclearPowerPlant-NewYorkPowerAuthority IndianPointStation2-Consolidated EdisonIndianPoint3NuclearPowerStation-NewYorkPowerAuthority R.E.GinnaNuclearPowerStation-Rochester GasandElectricWhiletheresulting upgradedEALsaresitespecific, anobjective oftheupgradeprojectwastoensureconformity andconsistency betweenthesitestotheextentpossible.

Thefollowing paragraphs describethesitespecificEALdevelopmental documents whichareincludedintheEALreviewpackage.~~1ThePEGistheNMP2Interpretation oftheNUMARCmethodology fordeveloping EALs.ThePEGidentifies deletions fromtheNUMARCmethodology bystrikingoutwordsandphrasesthatarenotapplicable, additions areidentified byunderlining newwordsandphrases.Thedocuments whichprovidethebasisforthesechangesfromNUMARCmethodology arelistedinthereferences sectionofthePEG.inPB'rvliTheFPBEcontainstheevaluation oftheNUMARCexampleEALsforeachofthethreefissionproductbarriers.

Theresultofthisevaluation isadiscretesetofquantifiable EALswhichrepresent theNUMARCfissionproductbarrierlossmatrices.

,~

BasedonthenumberoexampleEALs,andthenumberoossandpotential lossconditions, thesetofconditions thatcanyieldagivenemergency classification canbedetermined.

Anevaluation ofeachcondition orsetofconditions wasmadetodetermine ifitproperlydefinestheappropriate threshold forthedassification.

Ifacondition orsetofconditions wasappropriate, acommentreflecting thisconclusion wasrecordedinthisdocument, Ifacondition orsetofconditions isdetermined tobeinappropriate, itislinedoutandthereasonforthisconclusion issimilarly recorded.

P2ELBSincetheformatpresented inNUMARC/NESP-007 isinadequate forimplementation; theEALs.defined-by-the.PEG-and FPBE-must bebinnedintocategories andsubcategories whichsupporteaseofuse.Thebinningdocumentidentifies whereeachPEG/FPBEInitiating Conditions (IC)isaddressed withinthepresentation scheme,NMP2EALTechnical BasesDocumentTheEALTechnical BasesDocumentprovidesanexplanation andrationale foreachoftheemergency actionlevel(EALs)includedintheEALUpgradeProgram.Itisalsointendedtofacilitate thereviewprocessoftheNMP2EALsandprovidehistorical documentation forfuturereference.

Thisdocumentisalsointendedtobeusedbythoseindividuals responsible forimplementation oftheNMP2dassification procedure asatechnical reference andaidinEALinterpretation.

NMP2EmerenAionLevelMatrixTheEmergency ActionLevelMatrixistheuserlevelresultoftheEALdevelopment project.Thismatrixwillbeincorporated intheEmergency PlanImplementing Procedures andisuseddirectlybyoperations personnel toclassifyanevent.P2Vr'liiTheNMP2Verification andValidabon Reportdocuments theprocessconducted toverifyandtovalidatethesitespecificEALsandsupporting documentation, Thisdocumentalsoincludesthecommentsreceivedduringvalidation alongwithcommentresolutions.

Theverification processwasperformed toensuretheNMP2EALsandclassification procedures aretechnically correct.TheNMP2EALverification wasconducted priortotheEALvalidation exercises.

Thetechnical accuracyoftheupgradedEALswereverifiedthroughtabletopreviews.

,0 Thevalidation processsuresthattheNMP2EALsandcassification procedures areusableandcorrect,andensuresthatemergency responsepersonnel areabletoarriveatconsistent interpretations ofEALsundersimilarconditions.

TheEALswerevalidated throughobservation ofemergency responseorganization personnel responding tosimulated emergency events.ThegroupofEALsselectedforvalidation weresufficiently representative ofalltheEALs.

OSSI93-402A-10-NMP2 Docketf,'~-'ft~

Accession 8azuz>Date~OfLti'eguiatol IDo;l:.-tFiloeworaemerenccioneveraeroecNineMilePoint1&2NiagaraMohawkPowerCorporation NineMilePointUnit2Generation PackageOperations SupportServices, Inc.233WaterStreet2ndFloorPlymouth, MA02360 1t$rIggqf't'iiwI$4+l+PlII,'.~chIl'U~~~r