ML18018B282

Nine Mile Point, Unit 1 - Submittal of Corrective Pages to the Annual Environmental Operating Report for 1976 Re Mathematical Error in the Quarterly Averages for the Site Boundary Tld'S and Error in Calculator Program for Cesco Cartridges

ML18018B282
Person / Time
Site:	Nine Mile Point
Issue date:	09/23/1977
From:	Schneider R R Niagara Mohawk Power Corp
To:	Grier B H Office of Nuclear Reactor Regulation, NRC Region 1
References
Download: ML18018B282 (22)

Text

iDISTRIBUTIONFOR'ANNUAL/SEMI-ANNUALENVIROREPORTS/ENVIROMONITORINGRPTS(OLSTAGE)NRCFoRMt95IU.S.NUCLEARREGULATORYCope~ISSION(2-7B)NRCDI'STRIBUTIONFDRPART50DOCKETMATERIALDOCETNUMBERFILENUMBER.ENVIRONMENTALETTERClORIGINAL@COPY0NOTORIZEDUNCLASSIFIEDMr.BoyceH.GrierPROPINPUTFORMMNiagaraMohawkPowerCorp.Syracuse,N.Y.13202.~R.R.SchneiderDATEOFDOCUMENTO9/23/77DATERECEIVED09/26/77NUMBEROFCOPIESRECEIVEDDESCRIPTION~ENCLOSUREConsistsofcorrectedpagestotheAnnualEnvironmental.OperatingReportfor1976regardingmathematicalerrorinthequarterlyaveragesforthesiteboundaryTLD'sanderror'nthecalculatorprogramforCescoCartridges.withadditionaldatatotables4G6...1p8pPLANTNAME:NINEMILEPOINTUNITg1jcm09/PV/77FORACTION/INORMATIONBRANCHCHIEF:PROJECTMANAGER:LIC.ASST:(5)**lEACHTOEPAHSEPAREGIONNOAAFGWGDREGFILESINTERNALDISTRlBUTIONICE2GIMF.SBALLARDJ.COLLINSKREGERKASTNERLPDR:4'5TICNSICACRSMlCYSENTASAEXTERNALDISTRIBUTIONEGORYBCONTROLNUMBER 4I%8thFgn

'.~NMP-0073IIMllMlL5')OI',f(DI:tI[I,t)P~NIAGARAMOHAWKPOWERCORPORATIONpI'F~NIAGARA'~MOHAWK300ERIEBOULEVARD.WESTSYRACUSE.N.Y.13202'Sepfembn23,1977N,.BoyceH.amer,'O~mtoaOmittedS~aeNucLemReguLatoayCoImnQ6<onRegionI631PatchAvenueIQngo$Pacv.sm,PA.19046RE:NmeNLePok<NucL~St~onOI~II1Fa~yOpingLic~e8PR-63Sock&Mo.50-220VeaII,.N..Gru.m:InaeviejII~ngoLII,paevxomLysub~edAnnuaLEnv~onm~Op~ngRepoMJoe1976,MuIaed&covefcedChatamathematicaLetuco<hadbeenmade.Cheq~snLyaveeageA$o<CheaMeboundaryTLD'h.AQo,anelusorytee~covenedknShecaLmEatoapaogtuun(oeCucoC~udgm.Thee'ucorceffectedonLyShe)oIdLthq~nI-131numb@a(TabLu12and14).Ad~onaLdatahuebeenaddedCoTabLm4and6.Comectedcopeno$Chuepaguan.esub~edJoeyomae(et<ence.VeryWuLyyou46,ORIGINALSIGNEDBYR.R.SGHNEIDERR.R.Schnei.dnV~cePcu&ent-ELe~cPrcodu~onEnc,.hfH/III'c:V~e&oe,NRR(17copen)t:rh'%atC~'~h t,4 ANALYSISOFENVIRONMENTALDATA(Cont.)B.LandProgram(Cont.)StationDlOn-SiteEOn-SiteD2On-SiteEOn-SiteGOn-SiteKOn-SiteDlOn-SiteD2On-SiteEOn-SiteFOnSiteGOn-SiteHOn-SiteIOn-SiteJOn-SiteIOn-SiteDlOn-SiteDlOn-SiteD2On-SiteEOn-SiteFOn-SiteGOn-SiteHOn-SiteIOn-SiteJOn-Site'On-SiteDate2/17/765/11/766/3/766/3/766/3/766/3/766/8/76-6/8/766/8/766/8/766/8/766/8/766/8/766/8/767/6/767/13/767/20/767/20/767/20/767/20/767/20/767/20/767/20/767/20/767/20/76.074.133.033.035.063.032.121.105.124.119.143.101'.115.103.191.056.082.076.078.080.083.062.070.088.079+.010+.012+.004+.004+.014+.004+.012+.011+.013+.012+.014+.010+.011+.010+.017+.007+.008+.008+.008+.008+.008+.006+.007+.008+.008.032+.046+.014+.014+.014+.014+.037+.037+.037+.037+.037+.037+.037+.037+.087+.026+.025+.025+.025+.025+.025+,.025+.025+.025+.025+Ci/m.005F005.003.003.003.003.005.005.005.005.005.005.005.005.008.004.004.004.004.004.004.004.004.004.0042)AirborneI-131Tables11-14Theresultsofthecharcoalcartirdgeanalysesfortheoff-sitestationsareshowninTableslland12,Tables13and14containtheresultsfromthe9on-sitelocations.TheaverageI-131activitiesareasfollows:1stQtr.2ndQtr.3rdQtr.4thQtr.Off-Sites0.00+0.370.00+0.480.00+0.540.04+0.83On-Sites0.00+0.350.00+0.460.00+0.380.05+0.68Usingtheaverageactivityoftheoff-sitestationsforeachsamplingdateascontrolsfortheirrespectivesampleperiodsthenthefollowingsamplescouldbeconsideredsignificant.(Activity>2xcontrol.)Thepredominantwinddirectionhasbeenindicatedforthesampleperiodsandpossiblecorrelationwithon-sitereleaseshasbeennoted.-3-Revised9/77

StationANALYSISOFENVIRONMENTALDATA(Cont.)B.LandProgram(Cont.)Ave.DateControl(Ci/m3)Activity(Ci/m3)1lfindDir.CorrelationFOnFOnGOnGOnD,OnDlOnEOnJOnHOnEOnIOnJOnKOnD2OnFOnGOnIOnKOn10/5/7610/26/7610/26/7611/2/7611/23/7611/30/7611/30/7611/30/7611/30/7612/7/7612/7/7612/7/7612/7/7612/21/7612/21/7612/21/7612/21/7612/21/760.200.040.040.000.040.000.000.000.000.020.020.020.020.100.100.100.100.100.250.060.140.090.250.060.050.070.090.120.030.090.200.570.230.370.370.401551818223253200200200200189.189189189252252252252252NonePossiblePossibleNoneNoneNoneNoneNonePossibleNoneNoneNoneNonePossiblePossiblePossiblePossiblePossible3)TLD's-Table15TheenvironmentalTLDreadingsarereportedasanaverageof5individualchipsateachlocation.TheTLD'sarebrokendowninto3groupsforinclusioninthisreport.Thesegroupsandtheirrespectivequarterlyaveragesareasfollows(mr/qtr):QUARTERLYAVERAGES123-4Off-Sites16.515.5Site-Bound..15.6143On-Sites45.448.819.710.720.111'59.835.1Badges31,32and39arelocatedneartheNMPRadwasteBuildingandarebeinginfluencedbythewastetrucksbeingloadedinthearea.Badges29and30areprobablybeingeffectedbytheJAFN-16gammaradiationor"turbineshine"andalsoby,wastetrucksbeingloadedinthearea.Revised9/77 0'E V.ENVIRONMENTALSAMPLESUhHNRY(Cont.)MediumSamleAirborneCharcoalCart.LocationOn-SitesDlD2EFGHIJKOff-SitesCDlD2EFGNuclideI-1311stQuarter0.00+0.450.00+0.500.00+0.360.00+0.410.00+0.390.00+0.260.00+0.280.00+0.230.00+0.270F00+0.260.00+0.330.00+0.380.00+0.420.00+0.370.00+0.452ndQuarter0.00+0.510.00+0.540.00+0.560~00+0.470.00+0.480.00+0.410.00+0.300.02+0.430.00+0.480.00+0.420.00+0.47-0.00+0.510.00+0.460F00+0.470.00+0.543rdQuarter0.00+0.670.00+0.630.00+0.680.00+0.570.00+0.670.00+0.370.00+0.330.00+0.350.00+0.500.00+0.470.00+0.580;00+0.550.00+0.550.00+0.540.00+0.494thQuarter*0.01+0.620.08+0.670.04+0.820.05+0.710.08+0.750.03+0.600.07+0.550.04+0.610.08+0.750.02+0.660.09+0.890.02+0.870.04+1.020.03+0.760.05+0.80T"Sensitivitylostduetolargedecaycorrection.

V.ENVIRONMENTALSAMPLESVMlARY(Cont.)Medium/SamleDirectRadiationContinuousMonitors(GM)LocationOn-SitesDlD2EFGHIJKNuclidemrem/qtr.1stQuarter102.64852.430.630.628~428.467.728.439.32ndQuarter102.661.132.834.932.843.7104.841.541.53rdQuarter65.543.730.634.934.943.730.641.539.34thQuarter63.341.537.128.465.552.437.150.232.8TLD'sOff-SiteCOff-Sitemrem/qtr.SiteBoundaryOnSite28.416.515.645.452.415.514.348.854.619.720.159.852.410.711.835.1 A

TABLE4STRONTIUM89AND90,GAIM.ISOTOPICANALYSISOFMOLLUSKSsCollectionDateCollectionSiteSr-89Ci/(tUet)Sr-90GammaEmitters*05/14/76NMPP20'-40'.00+1.44(a)0.00+0.90(a)Mn-54=2.0+1.8Co-60=1.2+0.2Allothers=0.0+1.005/14/7605/14/7610/30/7610/30/7610/30/76FITZ20'-40'SNP20'-40'MPP203403FITZ20'-40'SWP203-400.42+0.080.00+0.320.00+0.170.51+0.100.65+0.130.26+0.07Cs-137=1.8+0.1Mn-54=3.7+0.2Allothers=0.0+1,0NoMollusksAvailable0.00+1.00.00+1.0NoMollusksAvailableGAtÃAISOTOPICANALYSISOFPERIPHYTONCollectionSiteCollectionDateCi/(tUettUeight)Cs-134Cs-137C0-60Mn-34Others*NMPPFITZOsiUP05/17/7605/17/7605/17/760.0+1.02.3+.330.0+1.00.0+1.0l.4+.300.0+1.0NoPeriphytonAvailable0.0+1.00.0+1.00.0+1.00.0+1.0NMPPFITZOstUP10/15/7610/15/7610/15/761.1+0.34.1+0.33.0+0.70.0+1.00.0+1.00.0+1.00.0+1.00.0+1.00.0+1.00.0+1.00.0+1.0$.0+1.00.0+1.00.0+1.00.0+1.0(a)Insufficientsampleformoresensitiveanalysis.*Thespectrumiscomputerscannedfrom"20to"2000KeV.SpecificallyincludedareCe-144,Ba-La-140,Cs-134,Cs-137,Zr-Nb-95,Co-58,Co-60,Mn-54,Zn-65.NaturallyoccurringgammaemitterssuchasK-40andRadaughtersarefrequentlydetectedbutnotlistedhere.-20-Revised9/77 A

TABLE6LAKEiUATERSAMPLESINLETCANALMonthlyComposite-GrossBeta-pCi/1DateNMP-1JAFOSlUPLocationDateQuarterlyComposite-pCi/1H-3Sr-89Sr-901-762-763-760.0+5.10.0+4.114.0+2.848.4+5.821.3+2.738.8+S.l26.7+2.646.8+15.549.9+18.8NMP-1JAFOS1UP3-763-763-76297+64889+209929+2100.0+3.90.0+2.80.0+3.30.0+2.84-765-766-7615.1+4.178.9+20.451.5+19.08.0+4.0192.0+21.6189~0+21~513.2+17.1186.0+23.266.6+21.1JAFOSiUP6-766-766-76365+68365+68586+780.0+3.90.0+3:70.0+3.2,0.0+3.37-764.9+3.9-.72.2+9.44.9+3.98-'76,9-7610-7611-7612-768.0+20~522.6+20.74.6+20.315.2+5.71.1+7.03.4+13.87.9+20.50.0+29.352.2+14'16.1+13.48.5+6.545.9+10.917.2+22.60.0+29.314.1+19.8NMP-1JAFOSiUPNMP-19-769-769-76000+400000+400000+40012-76650+1000.0+5.10.0+1.40.0+8.80.0+5.00.0+5.90.0+1.10.0+9.10.0+F0JAF12-76000+4000.0+2.20.0+2.9OsiUP12-76440+1000.0+5.00.0+2.0*Datawillbeincludedinsupplemental-report.

DateCollectedD2TABLE14k~!P-JAPSITEENVIRONNENTALCHARCOALCARTRIDGEACTIVITYON-SITESTATIONSI-131pCi/e3+3oLocationH7-6-767-13-767-20-767-28-768-3-768-10-768-17-768-24-768-31-769-7-769-14-769-21-769-28-7610-5-7610-12-7610-19-7610-26-7611-2-7611-9-7611-17-7611-23-7611-30-7612-7-7612-14-7612-21-7612-28-760.00+0.50000+0670.00+0.540.00+0.840.00+0.700.00a0.440.00+1.020.00+1.120.00+0.760.00a0.620.00+0.520.00~0.350.00a0.510.00~0.610.0040.480.00+0.410.02+0.420.00+0.99000+0150.00+0.96000+10400640540.00a0.390.00+0.76005+0750.00~0.590.00+0.57000i0670.00~0.490.00+0.800.00+0.410.00+0.180.00~1.080.00+0.380.00~0.380.00+0.180.00a0.410.00a0.480.00+Oi570.17+0.490.0640.330.00-0.>70.00+0.32000~I000.00+1.280.0040.720.25a0.840.00+0.51000+0360.00a0.880.57-+0.940000660.00+0.670.00+0.800.00a0.630.00~0.49000+0770.00+0.680.00+0.62000+0.600.00+1.220.00-0.74000+0560.00+0.370.00a0.61017+0670.03~0.410.09~0.440.00a0.420.00+1.170.00+1.66000+0870.00+0.85005+0550.12+0.440.02+0.720.00+0.940.00+1.520.00~0.550.00~0.790.00~0.480.00+0.53000+0600.00~0.44000+055000+0510.00+1.00000+065000+0440.00i0.320.00+1.190.25~0.670.00+0.380.00+0.390.06i0.370.00+1.120.00~1.610.00+0.91000+0660.00+0.540.00+0.48011+0410.23i0.910.02~0.72000+0600.00~0.700.00a0.470.00+0.48000+0440.0040.420.00+0.600.00+1.800.00+1.000.00+0.720.00+0.460.00i0.240.12~0.350.00+0.590.00+0.260.00+0.400.15+0.38009i1000004I47000+0910.00+0.950.00+0.610.02+0.490.00+1.010.37+1.030.35~0.680.00i0.390.00+0.420.00~0.350.00~0.30000~0440.00+0.320.00+0.340.00+0.350.00+0.48000+0510.00+0.320.00+0.270.10+0.360.00+0.570.02+0.250.00+0.270.00~0.250.00+1.020.15+1.00000+I550.00+0.460.09+0.420.00+0.360.06+0.320.06+0.680.00+0.640.00+0.360.00+0.430.00+0.320.00+0.320.00+0.330.00+0.260.00~0.29.0.00+0.320.00+0.390.00~0.370.00+0.290.08i0.200.00+0.3500440460.06+0.250.00a0.260.18+0.810.00+0.790.11a0.780.00a0.42000+0620.00+0.320.03+0.360.0440.390.37~0.95~0.07a0.720.00+0.360.00+0.340.00a0.320.0040.270.00+0.420.00+0.300.00~0.29000~045SampleLost0.00+0.430.00~0.340.00~0.340.00+0.430.07+0.550.00~0.330.00+0.330.02~0.330.00+0.230.00+1.340.00+0.740.00+0.780.00+0.490.09~0.420.03+0.210.00i0.850.28+1.370.00+0.47000+0570.00+0.42000+0560.00+0.510.00+0.38000+040000+0450.00~0.930.00+0.55000~0470.00~0.280.00+0.310.13+0.560.12~0.370.00+0.360.0240.340000780.00+2.600.00+0.790.08a0.430.07~0.380.20a0.460.00+0.320.40+0.860.00+1.44Revised9/77

TABLE12k>!P-JAFSITEENVIRO!OKÃl'ALCHARCOALCARTRIDGEACTIVITYOFF-SITESTATIOiVSI-131pCi/m+3aLocationDateCollectedDlD2F7-7-767-14-767-21-767-28-768-4-768-11-768-18-768-25-769-1-769-8-769-15-769-21-769-29-7610-6-7610-13-7610-20-7610-27-7611-3-7611-10-7611-17-7611-24-7612-1-7612-8-7612-15-7612-22-7612-29-760.00+0.780.00+0.54O.QO+0.580.00+0.33-0.00+0.48000~0410.00-0.54000+0640.00~0.390.00+0.41000+0.24000~0340.0040.9601140480.04+0.420.04~0.23Q.QIi0.250.00~1.000.00~0.620.000.700.00+0.530.00~0.53000+0410.03i0.530.0640.520.00+1.360.00-1.000.00+0.610.00+0.50000i0460.00+0.510.00+0.730.00+0.780.00~0.580.00+0.580.00+0.48000+0370.00+0.330.00+0.970.00~0.610.02~0.620.00+0.390.06+0.430.00+1.62000+1400.00a1.000.10~0.860.00~0.720.00+0.540.24~0.70011+0700.72+1.980.00+0.80000+0650.00i0.480.00+0.38000~055000i060000~0720.00~0.62000+0500.00-0.570.00~0.37000+0410.124'.95000+0570.00+0.380.00~0.360.00+1.59000+1440.00~0.840.00+0.890.00+0.7o0.0040.510.00~0.530.00+0.880.14+0.66006~I91000+I100.00+0.58000+0450.00+0.48000+054000+0500.00+0.730.00+0.620.00+0.520.00+0.230.00+0.320.00+0.490.20+1.050.22+0.720.19+0.610.00+0.370.00+2.020.00+1.68000+1070.00+1.120.00+0.800.00+0.82000i060000+1010.00+0.650.05+1.770.00+0.47000+0630.00+0.860.00~0.430.00+0.50000+0560.00+0.75000+056000+'047000+0560.00+0.330.00+0.420.56+0.900.22+0.540.02~0.500.09+0.290.07+0.360.00+1.290.00+0.710.00+0.86000+0750.00+0.630.02+0.640.00+1.090.00i0.840.00+1.41000+0.660.00~0.60000~0470.00+0.40000~045000+0670.00+0.660.00+0.460.00+0.480.00+0.43000+024000+0370.18+0.810.03~0.500.08~0.330.00+0.300.00+1.420.00+1.200.10+0.870.00+0.850.02i0.730.02+0.650.06~0.470.00+0.780.00~0.510.35+1.65Revised9/77 RECEIVE<gPCUIOE87PROCESSIgoUNIT80SEFPg gk%~tinches.Thesevalveswillbetestedthroughfulltravedistanceduringeachrefuelinginterval.BasisThesafetyinjectionsystemandthecontainmentspraysystemareprincipalplantsafeguardssystemsthatarenormallyoperableduringreactoroperation.'ompletesystemtestscannotbeperformedwhenthereactorisoperating-becauseoftheirinter-relationwithoperatingsystems..Themethodofassuringoper-.abilityofthesesystemsisacombinationofcompletesystemtestsperformedduringrefuelingshutdownsandmonthlytestsofactivesystemcomponents(pumps,andvalves)whichcanbeperformedduringreactoroperation.Thetestintervalisbasedonthejudgmentthatmore.frequenttestingwouldnotsignificantlyincreasethereliability(i.e.,theprobabilitythat,thecomponentwouldoperatewhenrequired),yetmorefrequenttestswouldresultinincreasedwearoveralongperiodoftime.'ThemonthlyparttravelexercisingoftheVCToutlettochargingpumpsuctionvalves,inlieuofthefulltravelexercise,isconductedtoprecludeaninter-ruptionof,normalplantoperations.Redundantvalveshavebeenusedtoassureproperlineupintheevent,ofECCSactuation.OtherECCSvalveswhoseoperationisnotrequiredtoassurecorefloodingorcontainmentsprayshallbetestedduringeachrefuelingshutdownperiodinaccordancewith2.b.Verificationthatthespraypipingandnozzlesareopenwillbemadeinitiallybyasuitablysensitivemethod,andat'leasteveryfiveyearsthereafter.Sinceallpipingmaterialisallstainlesssteel,normallyinadrycondition,,andwithnopluggingmechanismavailable,theretesteveryfiveyearsisconsideredtobemorethanadequate.OthersystemsthatareimportanttotheemergencycoolingfunctionaretheSItanks,thecomponentcoolingsystemandtheservicewater'ystem.-TheSItanksareapassivesafetyfeature.InaccordancewiththeSpecification4.1(Table4.1-2,Iemll),thewatervolumeardpressureintheSItanksarecheckedperiodically.Thecomponentcoolingandservicewatersystemsoperatewhenthereactorisinoperationandarecontinuouslymonitoredforsatisfactoryperformance.Thethreemonthtestingintervalofthesteamgeneratorauxiliaryfeedpumpsverifiestheiroperabilitybyrecirculatingwatertothedemineralizedwatertank.Properfunctioningofthesteamturbineadmissionvalveandstartingoftheauxiliaryfeedpumpwilldemonstratetheoperabilityofthesteamdrivenpump.Verificationofcorrectoperationwillbemadebothfrominstrumentationwiththemaincontrolroomanddirectvisualobservationofthepumps.Themainsteam,excessflowcheckvalvesservetolimitanexcessivereactor.coolantsystemcooldownrateandresultantreac"ivityinsertionfollowingamainsteambreakincident.Theirfreedom.tomovewillbeverifiedperiodically.4.6-3

~4rss(~'~4~Q~4