ML101970535
| ML101970535 | |
| Person / Time | |
|---|---|
| Site: | Oyster Creek |
| Issue date: | 04/18/2009 |
| From: | - No Known Affiliation |
| To: | Office of Information Services |
| References | |
| FOIA/PA-2009-0214 | |
| Download: ML101970535 (5) | |
Text
~j &-.~
7 GAMMA SPECTRUM ANALYSIS OYSTER CREEK NUCLEAR GENERATING STATION CHEMISTRY DEPARTMENT Detector Name
- DET01 Report Generated On Spectral Data File Name
\\2000056.CNF 4/18/09 1:36:19 PM C: \\PCNT2K\\CAMFILES\\1LSOLMDA ea-0 If.(
t es- (57-t"+(..6-*?
Sample Title Sample Description User ID Sample Type Sample Geometry Peak Locate Threshold Peak Locate Range (in channels)
Peak Area Range (in channels)
Identification Energy Tolerance Sample Size Sample Taken On Acquisition Started Decay Time Live Time Real Time Dead Time I-L Solid Releas Soil near CST; 2' depth kg 20 1-L Marinelli 3.00 1 -
4096 100 -
4096 1.000 keV 940.00 grams 4./17/09 8:00:18 PM 4/18/09 1:11:20 PM 1.03E+003 Minutes 1796.0 Seconds 1797.1 Seconds 0.06 %
Energy Calibration Used Done On Efficiency Calibration Used Done On 1/8/09 1/8/09
Background Subtract Report 2
4/18/09 1:36:19 PM Page
DET01 Sample
Title:
I-L Solid Releas Peak Analysis Performed on:
4/18/09 1:36:19 PM Peak Energy Subtracted No.
(keY)
Uncert.
1 238.55 1.72E+001 2
582.92 8.71E+000 3' 661.33 8.75E+000 4
1172.72 1.62E+001 5
1332.20 1.24E+001 6
1460.20 6.03E+000 Original Orig. Area Area Uncert.
Ambient
Background
Backgr.
Uncert.
- 7. 17E+001
- 1. 50E+001
- 3. 15E+001
- 1. 89E+002 1.38E+002 3.25E4001 17.15 8.71 8.75 16.16 12.43 6.03 Subtracted Area 7.,17E+001 1.50E+001 3.15E+001 1.89E+002 1.38E+002 3.25E+00i M = First peak in a multiplet region m = Other peak in a multiplet region F = Fitted singlet Errors quoted at 1.000 sigma
Nuclide MDA Report 4/18/09 1:36:19 PM Page 3
N U C L I D E M D A R E P 0 R T Detector Name:
DET01 Sample Geometry:
1-L Marinelli Sample
Title:
1-L Solid Releas Nuclide Library Used: C:\\GENIE2K\\CAMFILES\\AnSolMDA.NLB Nuclide Activity Name (uCi/gram)
CS-134 4.73E-007 7.60E-008
- 5. 15E-008 8.11E-009
- 2. 08E-008
- 7. 51E-007
+
- 1. 46E-007 Energy (keV) 563.23 569.32 604.70 795.84 801.93 1365.15 661.65*
Yield
(%)
8.38 15.43 97.60 85.40 8.73 3.04 85.12 Line MDA (uci/gram) 1.14E-006 8.02E-007
- 1. 14E-007
- 2. 16E-007
- 1. 96E-006
+ = Nuclide identified during the nuclide identification
- =ýEnergy line found in the spectrum
> = MDA value not calculated
@ = Half-life too short to be able to perform the decay correction
Interference Corrected Activity Report 4
4/18/09 1:36:19 PM Page
- NI****EN***********
- F*
NU C L IDE ID ENT IFI C AT I ON R EP OR T Sample
Title:
1-L Solid Releas Nuclide Library Used: C:\\GENIE2K\\CAMFILES\\AnSolMDA.NLB IDENTIFIED NUCLIDES Nuclide Id Name Confidence Energy (keV)
K-40 0.942 1460.81*
CO-60 0.975 1173.22*
1332.49*
CS-137 0.984 661.65*
PB-212 0.709 87.20 89.80 238.63*
300.09 Yield
(%)
10.67 100.00 100.00 85.12 6.30 1.75 44.60 3.41 Activity (uCi/gram) 2.46E-006
- 1. 25E-006
- 1. 03E-006 1.46E-007 2.30E-007 Activity Uncertainty 4.60E-007 1.10E-007 9.48E-008 4.07E-008 5.52E-008
- = Energy line found in the spectrum.
@ = Energy line not used for Weighted Mean Activity Energy Tolerance :
1.000 keV Nuclide confidence index threshold =
0.30 Errors quoted at 1.000 sigma
Interference Corrected Activity Report 5
4/18/09 1:36:19 PM Page S
I N T E R F E R E N C E C O R R E C T E D R E P O R T Nuclide Nuclide Id Name Confidence Wt mean Activity (uCi/gram)
- 2. 46E-006 1.13E-006 1.46E-007 2.30E-007 Wt mean Activity Uncertainty 4.60E-007 7.18E-008 4.07E-008 5.52E-008 K-40 CO-60 CS-137 PB-212 0.942 0.975 0.984 0.709 Total Activity
- 3. 96E-006
? = nuclide is part of an undetermined solution X = nuclide rejected by the interference analysis
@ = nuclide contains energy lines not used in Weighted Mean Activity Errors quoted at 1.000 sigma U N I D E N T I F I E D P E A K S Peak Locate Performed on:
Peak Locate From Channel:
Peak Locate To Channel:
4/18/09 100 4096 1:36:19 PM Peak Energy No.
(keY) 2 582.92 M = First peak in a
m = Other peak in a
F = Fitted singlet Peak Size in Counts per Second 8.35E-003 multiplet region multiplet region Peak CPS
% Uncertainty 58.07 Errors quoted at 1.000 sigma