ML102350526

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Decommissioning Plan/Supporting Documentation
ML102350526
Person / Time
Site: Sequoyah  Tennessee Valley Authority icon.png
Issue date: 08/24/2009
From: Halter M F
- No Known Affiliation
To: McCamy S
- No Known Affiliation, Office of Information Services
References
FOIA/PA-2010-0275
Download: ML102350526 (21)


Text

5s , o Y,2 6? 0/Document Type: Decommissioninz Plan/Suppnortina Documentation August, 24, 2009 V) Steve McCamy, POB 2A-SQN SEQUOYAH NUCLEAR PLANT -RECORDS OF SPILLS AND UNUSUAL OCCURENCES IMPORTANT TO DECOMMISSIONING.

Memorandum for inclusion in 1OCFR50.75(g)(1) required decommissioning file.This memorandum documents the identification and evaluation of a radioactive spill and unusual occurrence to outdoor environs of the plant site. The time frame of the evaluation involves..the spread of contamination from the unit I Refueling Water Storage Tank (RWST)imoat to the ground immediately outside of the moat.The following information is relevant to decommissioning and is contained in an z appendix to this report.Event Log:1. Unit I RWST moat drain ,53 Time of Occurrence July 30, 2009 at 0755Event: The Unit I and Unit 2 RWST Moats are not protected from rain water intrusion.Prior moat spills and moat samples have indicated that the moats are sources of radioactive contamination to include tritium. To' keep radioactive material from getting into the environment the bottom drains were capped and sump pumps were installed to pump the rain water to the Auxiliary Building Sump. The overflow drain was left unplugged to prevent water from damaging equipment.

A catch containment was/'- installed at the out fall of the overflow drain to catch any water that might exit the drain.Another sump pump was installed in the catch containment to pump out any water that collected in the catch containment to the Auxiliary Building Sump.Sometime prior to July 30 the ground fault interrupters that connect the sump pumps to the plant electrical system tripped shutting off power to the sump pumps. Since the pumps were not working when it started raining on July 30 the moat filled with water. At 0755 the moat was full of water and water started flowing out the overflow drain and into the catch containment.

The sump pump in the catch containment could not keep up with the water flowing from the overflow drain and water started backing up in the catch containment.

When the water reached the top of the containment it started flowing onto the ground. Approximately ten gallons of rain water flowed out of the catch containment onto the ground before the event stopped. Chemistry and Radiation Protection sampled the water from in the catch containment.

The results of the samples from the catch /, container are Tritium at 6.64E-4 micro Curie/ ml and Total Gamma emitter's at I. 13E-6 micro Curie /ml.ck /

  • " The Unit 2 RWST Moat did not experience this because the sump pumps worked correctly.

The following specifies are provided to characterize the spill data thus far: " Chemistry, Operations, and Radiation Protection logs were reviewed.

From this log information the volume of water transferred from the moat to the ground was estimated to be approximately ten gallons." Spill Water Principal gamma emitters: (See attached analysis sheets)" Spill water Tritium; (See attached analysis sheets)SPP-5.14, Guide for Communicating Inadvertent Radiological Spills/Leaks to Outside Agencies, Section 3.2A States that any spill greater then 100 gallons or any spill containing greater than 20,000 picoCuries/liter has to be reported to outside agencies.This incident does not meet either on of theses criteria this event does not have to be reported to any outside agencies.Remediation performed:

No soil excavation performed.

Area included in Radiation Protection quarterly surveys of outside environs.

RMD-FO-035.

Documentation:

See attached appendix's of documentation.

Appendix 1, Spill water principal gamma emitters and tritium analysis.Michael F. Halter Radiation Protection Support Manager.SB2A-SQN K d.RIEPORT WAMS QA CHECK (V9.3)AR.P.OfT DATZ 30-JUL-200.9 3,3-51 REQU98TOR CAS TEJNNBSSEE VAX.8 LEY AUTHORITY SVQOWYAR' NU~CLEAR PLANT POST NIX) QA ANALY~SIS-TITLE Ul -MWT MOAT 08:10 07/ao PAGN I. or SAMPLE N~o.$AMPXLE TYPR COUNT 'TIME SA14PLS TIMS, LTERARY 9092111.022 LI.QUID 30-,TUL-2009 13:34:38 30O-rUL-2009 08;10.00 LIQUID OPERATOR NAME~SAMPLE ONOM4TRY SAMPLA QUANTITY DETUCTOR CAS Account LMI 7.55000R+-.02

ADC1 PEAK ENERGY ISOTOPE GRP Ep]RGYý DIFF (KEV)CO- -AP 810.76 0.22 CO-60 AP 1332.49 -0.10 CS-137 FP 661.64ý 0.25 AVG EERGY DIPF -0.12 DECAY CORK uCi/mi 5.7IIEN-07 S. 322E-O7 6. 75419-08 1.1042-06 COM4MENTS QA Results OK QA Results OK QA Results OK TOTAL GAMMA ACTIVITY Total FP Activity Total AP Activity tJNIENTIFXED/RBJ3CT2D PEAKS GA14KA/SEC SIMRGY NFIT AREA FWHM GAMMA/SPEC

/ml--- -----------------13.5.27 20. 2.34 '6.09718-01.

$.05E~-O4 1kERROR Fl (4.2-.05 52,12. 04 3.9 1.1329+00 I-SOOE-03 4.611,E+00 6.10719-03

27. 0 24.0 POTENTIAL R eO-$7 R 1-134* W-187 C-13l U 1-133 U TL-208 ACTIVIT~Y 2, -003-07 1.- 38 2E- 07-3-.33$Z-02 6.,984N2-07 5-. 8371$"06 ,. 0997N-05 7. 644E-07 Total Uhlidentified/Rojected Peaks 3% t7nident4ed/Rejected Peaks -! 42.86 Flags: U -Utnknowni Llne R Rejected Pur1,rig Analysis P.- Pooitive2,y X4entitfiec (line znot in analygpia library)"RFORMID BY.DATE ~,3 oe:cT 6m-pm-nnu 90/90'd A I I ROýRTNAME
QA CHECK, (mg.3)REPORT DATE : .307jUL-2009 13:33.REQLTESTOR CAS TENNESSEE VALLEY AUTHORITY?

SH~tOWhY4 NUCLUAR PXLAN~T POST NIV GA A~NALYSIS TITtJS ! U2 -RWST MOAT 08;10 07/30 PAGE I. OF SAM*PLE No.SAMiPLE TYPE COUNT TIME SAMPLE~ TIME LIBRARY S092111019 51-421 LIQUID 30-JUL-2009 13:14t17 30-JUL-2009 08:10:00 LIQUtD OPERATOR NAME SAMP~LE GROMITRY S.AIPLE QUA~NTITY DETECTOR QAS Account 1441 7. 5S060E+02 ADC2.PEAK XNZRGY ISOTOPE GRP ENERGY DIFF (REV)CO-S8 AP 810.76 0.18.C0-60 AP 1332.49 0.14 CST137 FP 661.64 -0.13 DECAY CORR uCi/mJl COMMENTS 5.622E-07 QA Results OK 5.69.3E-07 OA Results OK 1.0409-07 QA Results OK 1.236E-06

= TOTAL 0AM4 ACTIVITY 1.0401-07 Total FP Activity 1.132E-06

= Total AP Activity AVG ENERGY DIFF =0.06 MqXDBNTIFIED/REJECTED PEAKS GAMMA/SEC ENERGY NET ARZA FNHM. OMMA/8EC /MI.----- -------..


3.5.34 1.4. 1.35 6.74013-01 8,9278-04 51i.54 39. 2.54 2.785E+00 3.68SE-03 A POTENTIAL% ERROR FLAG 7176 c~D R TE-131M4 U wook U 11i U F-i8 U ZJ- 65 U 1-133 U TL-208 ACTIVITY 4. 036E-03:3 .711Q07 3, 524E"06 6. 552X-06 4.616E-07 Total Ur+/-4,xwtifid/Rejected Peaks -3 W Unidantified/Rejected Peaks 42.86 Fl'ags*: U -UaikMown Line R -ROJeCted DUring Ana3.ywis F -fpQitravely Xdentified (line not in arnalyots 1Jbrary)PE.R.ORMED BY DATE***End Of R~eport ( I Pa~ge ) w****d09, M;.r.T saw,-00-tnu

_ffluent Release (Water) Report.. 30-JUL-2 13:37:39 Page 1* ** ** *** * ******** ****** * * ****** * * **** * ******* * * ***** ****** * * *************

          • E F F LUEN T RE LE A SE: .(W AT ER) R E PO RT **** *** * ****** ** **.** * * **** ** ** ** ** **** * ** ****** *** ** ** ******* *.**** *** **** ****Sample ID: Sample Time: Sample Title: Nuclide Library: S092111019 30-JUL-2009 08ii0:00 Ul -RWST MOAT 08:10 07/30 LIQUID Nuclide Name CO-58 CO-60 CS-137 Weighted Mean Activity (uCi/ml ).ECL Type ECL Limit (uCi/cm3)2. OOOE-05 3.0O0E-06 1.OOOE-06 Fraction Of ECL 5. 6218E-07 5.6933E-07 1.0402E-07 D D D 2.8109E-02 1.8978E-01 1,0402E-01....-..---.-..

TQrL 3.2191E-01

's V-°° 30-JUL-2009 13:31:25.84 TVA SEQUOYAH NUCLEAR PLANT**** * *** ************

              • .****
    • *** ** ***'AMPLE TITLE :Ul -RWST MOAT 08:10 07/30'ILE IDENT : CAS$DISK:

[SQN.SAMPLE.CHEM.NEW]S092111019.CNF;1

AMPLE ID
S092111019
  • OPERATOR : CAS Account;AMPLE TIME : 30-JUL-2009 08:10
  • SAMPLE GEOMETRY LM1* SHELF HEIGHT : 0* EFFICIENCY FILE : LM10:AMPLE TYPE : SI-421 LIQUID
  • SAMPLE QUANTITY : 7.55000E+02 ml******************************
                                                                                                • ,CQ DATE & TIME : 30-JUL-2009 13:14
  • DEADTIME (%) : 0.0%,RESET LIVE TIME : 0 00:16:40
  • SENSITIVITY
4.00000:LAPSED REAL TIME 0 00:16:40
  • GAUSSIAN SE": 10.00000:LAPSED LIVE TIME 0 00:16:40
10* ** ** ** ** * ** **** ** ** * ** * ***** ** **** * ** * **** **** * * **** **** ** ** ***** ** ** *** ** ** ***)ETECTQR : ADC1
  • LIBRARY .. : LIQUID?FFT CALOME 18-AUG-2004 10:36
  • EFFIC-CERT DATE : 18-AUG-2004 10:36)CAtA-&.-TIME
30-JUL-2009 03:09
  • ENERGY TOLER .: 1.25 E A- --.. : 4.9 9 7 01P-01
  • HALF LIFE RATIO ! 8.0,0000)FFSET * -" : 1.48561E-01 keV
  • ABUNDANCE LIMIT : 70.0%COEFFICIENT
8.55423E-08
  • CORRECTION FACTOR : 1.00000E+00 E ký CfIAN :"110 "* PEAK E1D ClHAN- : 4091 , ..WNALYStS PEAK V16.9 NID V3.4 MINACT V2.8 WTMEAN//KEY V1.8:********
              • **** *** ************
          • **** ************************************)ost-NID.

Peak Search Report It Energy Area Bkgnd FWHM Channel Left Pw %Err Fit Nuclides 1 335.34 14 15 1.35 670.69 667 7 52.6 3.41E+00 1 410.24 15 0 1.87 820.54 816 8 24.6 6.55E-01 1 511.54 39 50 2.54 1023.20 1020 12 43.6 1.71E+09 1 661.51 28 3 2.45 1323.19 1317 10 21.7 1.29E+00 CS-137 1 810.94 146 7 1.83 1622.08 1617 13 9.2 8.96E-01 CO-58 1 1173.10 107 0 1.63 2346.32 2339 13 10.1 1.69E+00 CO-60 1 1332.63 98 0 1.86 2665.28 2660 12 10.2 3.01E-01 CO-60/

liclide L'ine Activity Report ample ID : S092111019 uclide Type: AP'Page : 2 Acquisition date : 30-JUL-2009 13:14:17 uclide Energy 0-58 810.76 863.94 1321.76 1621.52 1674.68%Abn %Eff 99.40* 9.402E-01 0.74 8.906E-01 0.10 6.188E-01-- Miscellaneous--

0.54 5.040E-01 Uncorrected Decay Corr 1-Sigma uCi/ml uCi/ml %Error 5.610E-074 5.622E-07 9.16 Line Not Found---- Lihe Not Found Line Not Found Line Not Found -----Status OK Absent Absent Absent Absent Final Mean for 1 Valid Peaks 5.622E-07+/-

5.152E-08 ( 9.16%)0-60 310.49 1173.22 1332.49-- Double Escape-- -----Line Not Found 100.00 6.856E-01 5.597E-07 5.597E-07 10.09 100.00* 6,144E-01 5.693E-07 5.693E-07 10.18 Absent OK OK Final Mean for 2 Valid Peaks 5.693E-07+/-

5.797E-08 ( 10.18%)uclide Type: 4p W uclide..ýEnergy

'.;a1.:3 7 .661.64 Uncorrected Decay Corr 1-Sigma.1%AAnr AEff" uCi/ml uCi/ml ' %Error Status 1.040E-07 1.040E-07 21.72 OK O Fipal Mean for 1 Valid Peaks'= 1.040E-07+/-

2.260E-08 (21.72%)lag: ;*" Keyline w ; .P.

Page 3 Acquisition date JTUL-2009 13:14:17 ii.dentfled Energy Lines ample ID ; S092111019 t Energy Area Bkgnd FWHM Channel Left Pw. Cts/Sec %Err 335.34 410.24 511.54 14 15 39 15 1.35 0 1.87 50 2.54 670.69 667 7 1.37E-02 820.54 816 8 1.52E-02 1023.20 1020 12 3.91E-02 52.6 24.6 43.6%Eff Flags 2.03E+00 T..1. 7QE+00 1.40E+00 lags: "T" = Tentatively associated

'4.0,~.~... I,...4' ejected Report ample ID' : S092111019 Page : 4 Acquisition date : 30-JUL-2009 13:14:17 uclide B-131M Half- life 30. OOH Half-Life Activity 1-Sigma Ratio Energy %Abund (uCi/ml) %Error 0.17 81.114 4.07 --- Not Found ---102.06 7.90 --- Not Found ---149.72 5.10 --- Not Found 200.63 7.56 --- Not Found 240.93 7.59 --- Not Found 278.56 1.78 --- Not Found ---334.27 9.60 2.835E-07 52.55 364.98 1.20 --- Not Found ---452.32 1.50 --- Not Found ---462.92 1.82 --- Not Found---586.30 1.98 --- Not Found ---665.05 4.34 --- Not Found'713.10 1.43 Not Found ---744.20 1.59 --- Not Found ---773.67* 38.20 --- Not Found ---782.49 7.79.--- Not Found 793.75 13.90 --- Not Found 822.78 6.12 --- Not Found 852.21. 20.70 --- Not Found.910.00 3.29 --- Not Found 9Not Found ---166. ".5'69 1.55 2 -- Not Found----I. .i 5.4"6 -31.40 --- Not. Fotsnd-. .'$L4.8.89 1.50 --- Not Found ---1206.60. 9.8Q.--- Not Found ---S1.24.7. -- foE FQund" --1887.7.0 1.36 --- Not Found ---2000.94 2.01,--- Not Found ---Rejected by Abun..C% Abundances Found =5.41 (Abn. Limit -36.00W)-132.'2.30H 2.27 262.70 446.00 505.90 522.65 535.50 547.10 621.20 630.22 650.60 667.69*669.80'671.60 727.00 728.50 772-.61 780.20 784.50 809.80 812.20 876.80 954' 55 983.70 1.44 0.60 5.03 16.10 0.52 1.25 1.58 13-.70 2.66 98.70 4.90 5.20 5.40 1.10 76.20 1.23 0.42 2.90 5.60 1.08 18.10 0.56--- Not Found ------ Not, Found ------ Not Found ------ Not Found ------ Not Found--- Not Found ------ Not Found ------ Not Found ------ Not Found ---Not Found.---"-- Not Found ------ Not Found ------ Not Found ------ Not Found ------ Not Found ------ Not Found ------ Not Found ---9.242E-05 9.16-.-..Not Found ------ Not Found ----- Not Found ------ Not Found ---Abun.

ejected keport (continued) ample ID : S09211101 9.Page : 5 Acquisition date : 30-JUL-2009 13:14:17 uclide Half-life-132 2.30H Half-Life Ratio 2.27 Energy 1136.03 1143.40 1173.20 1290.70 1295.30 1372.07 1398..57 1440.30 1442.56 1757. 50 1921.08 2002.20 Found =%Abund 2.96 1.35 1.09 1.14 1.97 2.47 7.10 0.00 1.42 0.30 1.18 1.09 1.39 Activity 1-Sigma (uCi/ml) %Error Rejected by--- Not Found --- Abun.--- Not Found ---2.468E-04

'10.09--- Not Found ------ Not Found ------ Not Found ----- Not Found -----Not Fnd MiscI----- Not Found ------ Not Found ------ Not Found Not Found (Abn. Limit 61.00%)% Abundances P-239 2.36D 0.09 99.55 103.76*106.13 117.00 209.75 228.18 277.60 315.88* * ""334.19 JkAbundances Found =14 .70 23 .70 22.70 11.10 3 .24 10.70 14 .10 1.59 2. 03 1.95--- Not Found --- Abun.--- Not Found ------ Not Found ------ Not Found ------ Not Found--- Not Found ------ Not F9und ------.Not. Fouhd ---1.267E-06 52.55.(Abn. Limit = 47.004)S9. D*1.6= Keyiine Anterference Report ample ID : S'092111019 o interference correction performed Page: 6 Acquisition date : 30-JUL-2009.13:14:17

'p immary. ol Nuclide Activity ample ID : S092111019 Total number of lines in spectrum Number of unidentified lines Number of lines tentatively identified

~Page: 7 Acquisition date : 30-JUL-2009 13:14:17 7 2 5 71.43%uclide Type : AP uclide 0-58 0,-60 Hlife 70. 80D 5. 27Y Decay 1.00 1.00 Wtd Mean Uncorrected uCi/ml 5.610E-07 5.693E-07 Total Activity : 1.130E-06 Wtd Mean Decay Corr uCi/ml 5.622E-07 5.693B-07 1.132E-06 Wtd Mean Decay Corr uCi/ml 1.040E-07 1.040E-07 Decay Corr 1-Sigma Error 0.515E-07 0.580E-07 1-Sigma%Error Flags 9.16 10.18 uclide Type : FP uclide S-137 Hlife 30. 17Y Wtd Mean Uncorrected Decay uCi/ml 1.00 1.040E-.07 Decay Corr 1-Sigma 1-Sigma Error %Error Flags 0.226E-07 21.72 Total-Activity 2

Grand Total ctly : i.234E-06 lags: 1'K" = Keyline not found"El = Manually edited 1.236E-06"M" = Manually accepted"A" = Nuclide specific abn. limit 6%

Saximinm' Oermissible Concentration Report ample ID : S092111019.

Page: 8 Acquisition date, : 30-JUL-2009 13:14:17 Activity (uci/ml)1-Sigma% Error MPC (uC i/ml)Nuclide CO-58 CO-60 CS-137 Totals:% MPC 5.622E-07 9.2 9E-05 0.625 5.693E-07 10.2 3E-05 1.90 1.0409-07 21.7 2E-05 0.520 1. 236E-06 3.04 Release (Water) Report 30-JUL-2 13:54:54 Page*** ******* **********

      • *********
        • **** ************************
                • ****** EF F L U E N T R E L E A S E (W A T E R) REPORT *****Sample ID: S092111022 Sample Time: 30-JUL-2009 08:10:00-Sample Title: Ul -RWST MOAT 08:10 07/30 Nuclide Library:.

LIQUID'Nuc I ide Name CO- 58 CO- 60 CS- 137 Weighted Mean Activity (uCi/mil ECL Type ECL Limit (uCi/cm3)2. OOOE-05 3. OOOE-06 1.000E-06 Fraction Of ECL 2.858iE-02

1. 7740E-01 6.7537E-02 5.7163E-07 5.3219E-07 6.7537E-08 D D D= U -= = = U U = =TOTAL-* a~2.7352E-01

-,. *.UKo.'49, 0 S.I 30-JUL-2009 13:51:42.07 TVA SEQUOYAH NUCLEAR PLANT***********

      • ****** **** ** ** ***.* *** *** * *;AMPLE TITLE : Ul -RWST MOAT 08:10 07/30-ILE IDENT : CAS$DISK:

tSQN.SAMPLE.CHEM.NEW)S092111022.CNF;I 3AMPLE ID : S092111022

  • OPERATOR CAS Account 3AMPLE TIME : 30-JUL-2009 08:10
  • SAMPLE GEOMETRY : LM1* SHELF HEIGHT. 0* EFFICIENCY FILE LMiO;AMPLE TYPE : LIQUID
  • SAMPLE QUANTITY 7.55000E+02 ml.********
              • *******************

XCQ DATE & TIME : 30-JUL-2009 13:34

  • DEADTIME (%) 0.0W I)RESET LIVE TIME : 0 00:16:40
  • SENSITIVITY 4.00000 3LAPSED REAL TIME 0 00:16:40
  • GAUSSIAN SEN : 10.00000ýLAPSED LIVE TIME : 0 00:16:40
  • NBR ITERATIONS

-: 10* ** * ****** ***** ** *** *** * *** ** **** * **** ** ****** ******* ******** *** * **** **** ** ******)ETECTOR, ADC1

  • LIBRARY LIQUID 3FFIC CAL DATE : 18-AUG-2004 10:36
  • EFFIC CERT DATE 1: 18-AUG-2004 10:36)CAL DATE & TIME : 30-JIZL.-2009 03:09
  • BNERGY TOLER 1.25- .)SET o : 4.99710E-'01
  • HALF LIFE..*RATIO 8.00000)FFIET '1.4*&561E-01 keV
  • ABUNDANCE LIMIT 70.0%,.-? COEkICIENr" : 8.55423E-08
  • CORRECTION FACTOR : l.0O0d0E+00b

?EAK START*CHAN

: I.i'0

  • PEAK END CHAN 4091 kNALYSES : PEAK V16.9 NID V3.4 MINACT V2.8 WTMEAN/KEY V1.8?ost-NID Peak Search Report Et Energy Area Bkgnd FWHM Channel Left Pw *Err Fit Nuclides 1 135.27 20 29 2.34 270.39 265 10 55.1 2.41E+00 1 428.05 19 3 1.82 856.17 853 7 27.0 9.46E-01 1 511.04 65 35 2.95 1022.20 1015 16 24.0 1.63E+00 1 661.89 18 0 1.41 1323.96 1319 8 22.9 4.42E-01 CS-137 1 810.98 149 5 1.51 1622.15 1616 11 8.9 9.72E-01 CO-58 1 1173.09 114 3 1.61 2346.30 2341 12 10.0 4.30E-01 CO-60 1 1332.39 91 0 2.21 2664.82 '2659 12 10.6 5.89E-01 CO-60 w.ruclide Line Activity'Report
ample ID
S092111022 Page: 2 Acquisition date : 30-JUL-2009 13:34:38 iuclide Type: AP iuclide Energy:6-58 810.76 863.94 1321.76 1621.52 1674.68%Abn %Eff 99.40* 9.401E-01 0.74 8.906E-01 0.10 6.188E-01-- Miscellaneous--

0.54 5.040E-01 Uncorrected Decay Corr uCi/TR: uCi/ml 5.703E-07 5.716E-07.LineNot Found----- Line Not Found Line Not Found...... Line Not Found I-Sigma%Error 8.89 Status OK Absent Absent Absent Absent Final Mean for 1 Valid Peaks =. 5.716E-07+/-

5.081E-08 ( 8.89%).0- 60 310.49 1173.22 1332.49-- Double Escape-- -----Line Not Found 100 00 6.856E-01 5.952E-07 5.953E-07 9.96 100.00-* 6.145E-01 5.321E-07 5.322E-07 10.56 Absent OK OK Final Mean for 2 Valid Peaks = 5.322E-07+/-

5.618E-08 ( 10.56%)luclide Type: FP.,-Energy

.%Abn"S1"1 '661.64 * "85'.'122 Uncorrected Decay Corr 1-Sigma%Eff uCi/ml uCi/ml ! .....Error Stat~us 1.120E+00 6.754E-08 6.754B-08 22.93 OK 0.t Final Mean for 1 VALid Peaks = 6.754E-08+/-

1.S48Er08 ( 2.2.93%),'lag: "*" = Keyline "Zejected Report 3ample ID : S092111022 Page: 3 Acquisition date : 30-JUL-2009 13:34:38 iuclide Half-lifeýO-57 270.90D Half-Life Ratio 0.00 Energy %Abund 122.06* 85.51 136.48 10.60 Found = 11.03 Activity 1-Sigma (uCi/ml) %Error Rejected by--- Not Found --- Abun.2.060E-07 55.10% Abundances 3B-125 2.77[-132 2.3'0 Y 0.00 176.33 380.44 427. 90*463.38 600.56 606.64 635.90 671.41% Abundances Found =H. ..... 2.41 262.70 446.00 505.90 522.65*535.50 547.10.621.'20 630..22 650.60, 667.69*66"9.8.0 671.60 727.00 728.50 772.61 780.20 784.50 809.80 812.20 876.80 954.55** .. .4.6.89 --- Not Found --- Abun.1.50 --- Not Found 29.33 1.382E-07 26.99 10.35 --- Not Found ---17.80'---

Not Found 5.02 --- Not Found 11.32 Not Found 1.81 --- Not Found 34.91 (Abn. Limit 56.00%)1.44 --- Not Foxnd --- Abun.0.60 --- Not Found 5.03 --- Not Found 16.10 --- Not Found ---0.52 --- Not Found 1.25 --- Not Found --1.58 --- Not Fouftd 13.70.---

Not Found"---*2,,66 --- Not Found 98.70 --- Not Found A.90 --- Not F.ound 5.20 --- Not Found 5.40 --- Not Found 1.10 --- Not Found ---76.20 --- Not Found ----1.23 --- Not Found ---0..42 --- Not Foupd --2.90 1.041E-04 8.89 5.60 5.390E-05 8.89 1.08 --- Not Found ---18.10 --- Not Found --0.56 --- Not.,Found

---2.96 --- Not Found.--1.35 --- Not Found ---1.09 2.907E-04.

9.96 1.14 --- Not Found ---1.97 --- Not Found 2.47 --- Not Found ---7.1Q --- Not Found ---0.00 --Not Fnd Misci--1.42 --- Not Found ---0.30 --- Not Found ---1.18 --- Not Found ---1.09 --- Not Found ---3.35 (Abn. Limit = 61.00%)pý983.70 1136.03 1143.40 1173.20 1290.70 1295.30 1372.07 1398.57 1440.* 30 1442.56 1757.50 1921.08 2002.20 Found =% Abundances

-:134 52.60M 6.33 13540 3.76 4.661E-05 55.10 Abun.235.47 1.98 --- Not Found ---

tejected Report (continued),ample ID : S092111022 Page: 4 Acquisition date : 30-JUL-2009 13:34:38 iuclide Half-life C-134 52.60M4 Vt. -Half -Life Ratio Energy 6.33 405.45 433.35 458.92 488.88 514.40 540.83 595.36 621.79 627.96 677.34 730.74 739.18 766.68 847.03 857.29 884.09*.947.86 974.67 1040.25 1072.55 1136.16 1159.10 1190.03 1455..24 1613.80". p. 1741.49, 1806.84 Abundances Found =kAbund 7.30 4.19 1.30 1.41 2.34 7.80 11.40 10.60 2.37 8.50 1. 91 0. 76 4.10 95.41 6.96 65 .30 4 .04 4 .70 1. 91 15.30 9..7b, Q.35 0.35 2.29.4.36 2:67 5.70 1.30 Activity 1-Sigma (uCi/ml) %Error Rejected by--- Not Found --- Abun.--- Not Found ---Not Found ------ Not Found ------ Not Found ----.-. Not Found ------ Not Found ------ Not Found ---.... Not Found ------ Not Found ------ Not Found ---Not Found ------ Not Found ------ Not Found ----- NQt Found ---" Not Found ----- Not Found ------ Not Found ------ Not Found -----Not Found-- --Not-Found


.Nt Found Not Found---Not.Found


Not Found ....--Not Found ---Not Found (Abn. Limit = 55.00%)%4-187 23 .83H 0.23 134.22 9.50 479.53 23.40 551.55 5.44 618.37 6.70 625.52 1.16 685.81* 29.20 772.87 4.40 lances Found = 11.90 2.700E.-07 55.10 Abun.--- Not Found ------ Not Found ------ Not Found --..--- Not Found ----- -Not Found ------ Not Found ---(Abn. Limit -65.00%)% Abunc Flag: "*" -Keyline

'ummary of Nuclide Activity'ample ID : S092111022 Total number of lines in spectrum Number of unidentified lines Number of lines tentatively identified
uclide Type
AP Page: 5 Acquisition date : 30-JUL-2009 13:34:38 7 1 6 85.71%quclide 0- 58:0-60 Hlife 70.80D 5.27Y Decay 1. 00 1.00 Wtd Mean Uncorrected uCi/ml 5..703E-07 5.321E-07 Total Activity 1.102E-06 luclide Type : FP Wtd Mean Uncorrected luclide Hlife Decay uCi/ml.S-137 30.17Y 1.00 -6.754E-08 Total Activity 6".754E-08 Graild Total Activity 1.170E-06?lpgs: "'K"~ =Keyline not found

= Manually edited* '.9.. .4 Wtd Mean Decay Corr uCi/ml 5.716E-07 5.322E-07 1.104E-06 Wtd-Mean Decay Corr uCi/ml 6.754E-08 6.754E-08 1.171E-06 Decay Corr 1-Sigma Error 0.508E-07 0.562E-07 1-Sigma%Error Flags 8.89 10.56 Decay Corr 1-Sigma Error 1.548E-08 1-Sigma%Errox Flags 22.93 lim = Manually accepted -"A" -Nuclide speciftdl'ýblp-ý

."° "° % " i REPORT NAME : QA_CHECK (V9.3)REPORT DATE : 30-JUL-2009 13:51 REQUESTOR

CAS TENNESSEE VALLEY AUTHORITY SEQUOYAH NUCLEAR PLANT POST NID QA ANALYSIS PAGE-4-***** End Oi Report (2 Pages ) *****.. t*V 0**'I., ..a EL..*tb.4 *
  • R13PQRT XM 8306~RT DATE H3CWAL (V 3)7/30/2009 1:11127 PM TEME8B8RB VAtZSla t AUTHORITY SEQTJOYAH NUCLVZAR PLMIT Liquid Sciat+/-U~ation, Counter Calibration Repor~t STDn REVIScE DATE STD RR8RE1NCK ACTIVITY~STD ACQUZStTTXQN DATA STV AV5R9&02 CPK STD VOLUME (L$TJD xprTICZB1CY B(O AVERA0I1 CFM]AG COUNT LENGTH!!6-jan-200o 12;00 9.03OZ3 7/30/2009 2s49:43 AM 8.679E3 3.00 0.414 LIMITS : 0.320 -7.00 20.0 NUMBER OF COUNTS 0.600 PART ii -S$AmPLE COUNhTIZG DATA SANPLA J voxtmE (mL)V-0ol.IN CORRZCTIORI FACTOR I&U3MGTH OF COUNT (min)xAUIBU~ OV COUNhTS Av%*R"A1a COUNrRATE (CPH)P4CTXVI~TY (uCi/mi)I-TSIGNA UZtMR S I Uj RWST MOAT 3.00 1.00 6.00 3 1936.3 NEW STILL 07/30 0 6. 648-4 1. *0558-6 Periormed Bys-wk Date m (o 90/ToI d Qz:zT 690Z-1p8-0f1tj