ML18205A418

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Westinghouse Hematite Decommissioning Project - Request for NRC Review of Final Status Survey Final Report Volume 3, Chapter 23, Survey Area Release Record for Land Survey Area 03, Survey Units 01 and 02, LSA 03-02 Fssde - Uniform
ML18205A418
Person / Time
Site: 07000036
Issue date: 05/15/2017
From:
Westinghouse
To:
Office of Nuclear Material Safety and Safeguards
References
HEM-17-35
Download: ML18205A418 (10)
v • d • e


Text

Survey Area:

==

Description:==

Survey Unit:

==

Description:==

Survey Type:

Classification:

Surface or CSM Type Start Elevation*

End Elevation*

Uniform S

427.4 426.9 Uniform S

426.9 422.5 Uniform S

427.6 427.1 Uniform S

427.1 422.7 Uniform S

428.0 427.5 Uniform S

427.5 423.1 Uniform S

430.1 429.6 Uniform S

429.6 425.2 Uniform S

429.4 428.9 Uniform S

428.9 424.5 Uniform S

430.6 430.2 Uniform S

430.2 425.7 Uniform S

429.4 428.9 Uniform S

428.9 424.5 Uniform S

431.4 430.9 Uniform S

430.9 426.5 Uniform Q

429.6 425.2 Uniform Q

429.4 428.9 Uniform B

427.4 426.9 Uniform B

429.4 428.9

  • Elevations are in feet above mean sea level.
    • Missouri - East State Plane Coordinates [North American Datum (NAD) 1983] (Open Land Area) OR Distance in feet from lower left corner of the surface (Structures); each surface has it's own (X,Y) = (0,0); OR For piping the distance from the beginning of the survey unit.

Surface: Floor = F; Wall = W; Ceiling = C; Roof = R CSM: Three-Layer (Surface-Root-Deep) or Uniform Type: Systematic = S, Biased = B; QC =Q; Investigation = I Surface 6-inch grab Quality Record Green shaded samples are the samples at each sample location, for use in WRS test.

L03-02-25-P-S-B-00 L03-02-26-P-S-B-00 864173 863924 826679 826763 Surface 6-inch grab L03-02-20-P-R-S-00 863926 826756 Root 5-foot composite L03-02-19-P-S-S-00 863926 826756 Surface 6-inch grab L03-02-19-P-S-Q-00 863926 826756 Surface 6-inch grab L03-02-22-P-S-S-00 863871 826724 Surface 6-inch grab L03-02-23-P-R-S-00 863871 826724 Root 5-foot composite L03-02-11-P-R-Q-00 863980 826662 Root 5-foot composite L03-02-16-P-S-S-00 863926 826693 Surface 6-inch grab L03-02-17-P-R-S-00 863926 826693 Root 5-foot composite L03-02-14-P-R-S-00 863980 826724 Root 5-foot composite L03-02-08-P-R-S-00 864035 826693 Root 5-foot composite L03-02-07-P-S-S-00 864035 826693 Surface 6-inch grab L03-02-13-P-S-S-00 863980 826724 Surface 6-inch grab L03-02-10-P-S-S-00 863980 826662 Surface 6-inch grab L03-02-11-P-R-S-00 863980 826662 Root 5-foot composite L03-02-04-P-S-S-00 864089 826662 Surface 6-inch grab L03-02-05-P-R-S-00 864089 826662 Root 5-foot composite L03-02-02-P-R-S-00 864144 826693 Root 5-foot composite L03-02-01-P-S-S-00 864144 826693 Surface 6-inch grab LSA 03 Plant Open Land Area 02 West of Site Pond in "Area 5" FSS Class 2 APPENDIX P-4 Measurement or Sample ID Northing**

(Y Axis)

Easting**

(X Axis)

Remarks / Notes Hematite Decommissioning Project Procedure: HDP-PR-FSS-701, Final Status Survey Plan Development Revision: 10 Appendix P-4 Page 1 of 1 FSS SAMPLE & MEASUREMENT LOCATIONS & COORDINATES

HDP-PR-FSS-721 Final Status Survey Data Evaluation Steps 8.3 Preliminary Data Review and 8.4 Calculation of the Sum-of-Fractions (SOF)

Result Uncertainty MDC Qualifier Net Result*

Corrected Result Result Corrected Result Uncertainty MDC Qualifier Result Uncertainty MDC Qualifier Net Result**

Corrected Result Result Uncertainty MDC Qualifier Result Uncertainty MDC Qualifier Result Uncertainty MDC Qualifier L03-02-01-P-S-S-00 0.00 S

1.360 0.187 0.067 NA 0.290 0.290 0.096 0.096 0.031 0.211 U

1.070 0.162 0.121 NA 0.070 0.070 0.071 NA NA NA 0.002 0.152 0.259 U

0.875 0.333 0.899 U

L03-02-02-P-R-S-00 0.50 S

1.090 0.151 0.066 NA 0.020 0.020 0.069 0.069 0.033 0.221 U

1.030 0.148 0.085 NA 0.030 0.030 1.405 NA NA NA 0.073 0.131 0.240 U

0.915 0.293 0.815 NA L03-02-04-P-S-S-00 0.00 S

1.250 0.176 0.070 NA 0.180 0.180 0.105 0.105 0.032 0.218 U

0.995 0.166 0.123 NA

-0.005 0.000 2.136 NA NA NA 0.112 0.151 0.248 U

1.320 0.543 0.818 NA L03-02-05-P-R-S-00 0.50 S

1.560 0.204 0.082 NA 0.490 0.490 0.054 0.054 0.044 0.264 U

1.400 0.217 0.114 NA 0.400 0.400 0.941 NA NA NA 0.041 0.093 0.276 U

1.510 0.573 0.866 NA L03-02-07-P-S-S-00 0.00 S

1.170 0.161 0.067 NA 0.100 0.100 0.059 0.059 0.054 0.206 U

1.090 0.192 0.110 NA 0.090 0.090 3.054 NA NA NA 0.167 0.123 0.173 U

0.975 0.310 0.774 NA L03-02-08-P-R-S-00 0.50 S

1.360 0.198 0.075 NA 0.290 0.290 0.054 0.054 0.014 0.262 U

1.310 0.223 0.141 NA 0.310 0.310 3.625 NA NA NA 0.199 0.198 0.247 U

1.070 0.386 1.060 NA L03-02-10-P-S-S-00 0.00 S

1.220 0.167 0.067 NA 0.150 0.150 0.084 0.084 0.028 0.213 U

1.280 0.216 0.100 NA 0.280 0.280 1.293 NA NA NA 0.068 0.135 0.238 U

0.751 0.294 0.860 U

L03-02-11-P-R-S-00 0.50 S

1.270 0.169 0.052 NA 0.200 0.200 0.034 0.034 0.035 0.236 U

1.200 0.178 0.114 NA 0.200 0.200 2.368 NA NA NA 0.125 0.153 0.236 U

1.320 0.553 0.845 NA L03-02-13-P-S-S-00 0.00 S

1.140 0.177 0.088 NA 0.070 0.070 0.048 0.048 0.075 0.225 U

1.420 0.278 0.142 NA 0.420 0.420 3.031 NA NA NA 0.160 0.162 0.280 U

1.670 0.660 0.992 NA L03-02-14-P-R-S-00 0.50 S

1.270 0.172 0.066 NA 0.200 0.200

-0.001 0.000 0.051 0.219 U

1.100 0.171 0.124 NA 0.100 0.100 0.750 NA NA NA 0.031 0.143 0.220 U

1.520 0.587 0.884 NA L03-02-16-P-S-S-00 0.00 S

1.130 0.170 0.079 NA 0.060 0.060 0.090 0.090 0.073 0.234 U

1.190 0.195 0.128 NA 0.190 0.190 5.236 NA NA NA 0.289 0.162 0.198 NA 0.862 0.339 0.978 U

L03-02-17-P-R-S-00 0.50 S

1.250 0.164 0.062 NA 0.180 0.180 0.061 0.061 0.062 0.234 U

1.240 0.194 0.134 NA 0.240 0.240 1.897 NA NA NA 0.102 0.142 0.243 U

0.856 0.296 0.801 NA L03-02-19-P-S-S-00 0.00 S

1.040 0.148 0.068 NA

-0.030 0.000 0.213 0.213 0.163 0.240 U

0.997 0.156 0.088 NA

-0.003 0.000 3.133 NA NA NA 0.163 0.114 0.164 U

1.960 0.650 0.795 NA L03-02-20-P-R-S-00 0.50 S

1.330 0.193 0.085 NA 0.260 0.260 0.041 0.041 0.022 0.233 U

1.310 0.203 0.119 NA 0.310 0.310 0.741 NA NA NA 0.033 0.169 0.284 U

1.110 0.338 0.887 NA L03-02-22-P-S-S-00 0.00 S

1.090 0.155 0.069 NA 0.020 0.020 0.141 0.141 0.044 0.212 U

1.060 0.160 0.084 NA 0.060 0.060 2.103 NA NA NA 0.111 0.147 0.249 U

1.160 0.332 0.889 NA L03-02-23-P-R-S-00 0.50 S

1.210 0.174 0.070 NA 0.140 0.140 0.009 0.009 0.031 0.221 U

1.220 0.185 0.167 NA 0.220 0.220 1.926 NA NA NA 0.099 0.145 0.240 U

1.350 0.601 0.919 NA L03-02-11-P-S-Q-00 0.50 Q

1.260 0.166 0.069 NA 0.190 0.190

-0.001 0.000 0.025 0.233 U

1.230 0.181 0.093 NA 0.230 0.230 3.529 NA NA NA 0.191 0.119 0.173 NA 1.450 0.553 0.838 NA L03-02-19-P-R-Q-00 0.00 Q

1.030 0.149 0.070 NA

-0.040 0.000 0.346 0.346 0.146 0.234 NA 1.070 0.165 0.131 NA 0.070 0.070 1.859 NA NA NA 0.090 0.150 0.249 U

1.830 0.587 0.850 NA L03-02-25-P-S-B-00 0.00 B

1.010 0.159 0.079 NA

-0.060 0.000 0.022 0.022 0.117 0.222 U

0.978 0.203 0.114 NA

-0.022 0.000 2.962 NA NA NA 0.158 0.160 0.251 U

1.490 0.602 0.905 NA L03-02-26-P-S-B-00 0.00 B

0.908 0.131 0.061 NA

-0.162 0.000 0.265 0.265 0.106 0.257 NA 0.935 0.139 0.082 NA

-0.065 0.000 2.473 NA NA NA 0.133 0.102 0.160 U

1.120 0.480 0.735 NA With ingrowth, use Ra226 bkg =

1.07 Th232 bkg =

1.0 Gross results in units of pCi/g.

  • Background with ingrowth, 1.07 pCi/g subtracted from gross result.

U Qualifier: Result is less than the sample detection limit.

Systematic Mean 0.166 0.072 0.341 Systematic Standard Deviation 0.127 0.051 0.138 NOTES:

    • Background, 1.0 pCi/g subtracted from gross result.

All uncertainty values are reported at the 2-sigma confidence level.

1.302 0.073 0.183 2.107 0.111 1.202 0.107 1.135 1.960 Systematic Median 0.165 0.060 0.195 2.014 0.289 Systematic Minimum 0.000 0.000 0.000 0.071 0.002 0.751 Systematic Maximum 0.490 0.213 0.420 5.236 Sample ID Sample Depth (ft)

Type (Systematic, Bias, QC)

TestAmerica Analytical Results Ra-226 Tc-99 Th-232 Inferred U-234 U-235 U-238 LSA 03-02 FSSDE_Uniform.xlsx/Ingrowth Data Eval 07/24/2018 Page 2 of 10

HDP-PR-FSS-721 Final Status Survey Data Evaluation Steps 8.3 Preliminary Data Review and 8.4 Calculation of the Sum-of-Fractions (SOF)

Enr.

SOFN Enrichment

(%)

SOFN Is Sample in the Root Stratum?

Is ROOT Sample SOF >

0.5?

root count excavation count surface count MDC L03-02-01-P-S-S-00 0.00 S

0.1 0.20 SURFACE good 1

0.18 DCLGW, Measure Tc-99, All SEAs L03-02-02-P-R-S-00 0.50 S

1.3 0.04 ROOT good 1

0.12 Uniform U-238/U235 U-234/U235 U-234

% Enrichment L03-02-04-P-S-S-00 0.00 S

1.4 0.12 SURFACE good 1

0.14 U-234 195.4 568.2 46.3 0.1 0.1 12.00 L03-02-05-P-R-S-00 0.50 S

0.5 0.47 ROOT good 1

0.15 U-235 51.6 12.5 19.2 1.4 1.3 4.61 L03-02-07-P-S-S-00 0.00 S

2.6 0.12 SURFACE good 1

0.12 U-238 168.8 11.8 19.1 2.1 1.4 4.73 L03-02-08-P-R-S-00 0.50 S

2.9 0.34 ROOT good 1

0.15 Tc-99 25.1 36.5 22.7 0.9 0.5 6.27 L03-02-10-P-S-S-00 0.00 S

1.4 0.23 SURFACE good 1

0.13 Th-232 2.0 5.8 18.3 3.1 2.6 3.16 L03-02-11-P-R-S-00 0.50 S

1.5 0.23 ROOT good 1

0.13 Ra-226 1.9 5.4 18.2 3.6 2.9 4.50 L03-02-13-P-S-S-00 0.00 S

1.5 0.28 SURFACE good 1

0.16 11.1 19.1 1.3 1.4 4.54 L03-02-14-P-R-S-00 0.50 S

0.4 0.17 ROOT good 1

0.14 weighted SOFMEAN 0.20 10.6 18.9 2.4 1.5 4.47 L03-02-16-P-S-S-00 0.00 S

5.0 0.17 SURFACE good 1

0.14 SS RS ES 10.4 18.9 3.0 1.5 5.31 L03-02-17-P-R-S-00 0.50 S

1.9 0.23 ROOT good 1

0.14 fractions 0.5 0.5 0

49.0 24.2 0.7 0.4 5.32 L03-02-19-P-S-S-00 0.00 S

1.3 0.04 SURFACE good 1

0.11 3.0 18.1 5.2 5.0 3.59 L03-02-20-P-R-S-00 0.50 S

0.5 0.30 ROOT good 1

0.16 8.4 18.6 1.9 1.9 4.52 L03-02-22-P-S-S-00 0.00 S

1.5 0.07 SURFACE good 1

0.12 12.0 19.2 3.1 1.3 3.15 L03-02-23-P-R-S-00 0.50 S

1.2 0.20 ROOT good 1

0.16 34.0 22.7 0.7 0.5 6.46 L03-02-11-P-S-Q-00 0.50 Q

2.1 0.25 good 0.12 10.5 18.9 2.1 1.5 4.72 L03-02-19-P-R-Q-00 0.00 Q

0.8 0.07 good 0.15 13.6 19.4 1.9 1.2 4.65 L03-02-25-P-S-B-00 0.00 B

1.7 0.03 good 0.14 7.6 18.5 3.5 2.1 3.20 L03-02-26-P-S-B-00 0.00 B

1.9 0.03 good 0.11 SOFMEAN Re-use Backfill Material 20.2 20.6 1.9 0.8 5.12 1.6 0.04 0.17 Stockpile 8b 9.4 18.7 3.0 1.7 4.71 0.47 16 8

0 8

8.4 18.6 2.5 1.9 2.98 0.20 count tot SOFMEAN Groundwater Average Enrichment (%)

1.56 0.20 0.16 0.11 SOF <=1 SOFMEAN, SU 0.53 PASS 13.3 Calculate the dose contribution for the SU by multiplying SOFMEAN,SU (including contribution from Re-use backfill and Groundwater) by 25 mrem.

mrem Average Enrichment

(%)

Sample ID Infer U234 Infer U-234 MDC using U-235 MDC

  • ratio of U-234:U-235 @ that sample's enrichment Sample Depth (ft)

Type (Systematic, Bias, QC)

Root Stratum SOF Verification (unexcavated/not backfilled only)

LSA 03-02 FSSDE_Uniform.xlsx/Ingrowth Data Eval 07/24/2018 Page 3 of 10

HDP-PR-FSS-721 Final Status Survey Data Evaluation Steps 8.3 Preliminary Data Review and 8.4 Calculation of the Sum-of-Fractions (SOF)

Ave Conc. Ra-226, SS Ave Conc. Tc-99, SS Ave Conc. Th-232, SS Ave Conc. U-234, SS Ave Conc. U-235, SS Ave Conc. U-238, SS 0.290 0.096 0.070 0.071 0.002 0.875 0.180 0.105 0.000 2.136 0.112 1.320 0.100 0.059 0.090 3.054 0.167 0.975 0.150 0.084 0.280 1.293 0.068 0.751 0.070 0.048 0.420 3.031 0.160 1.670 0.060 0.090 0.190 5.236 0.289 0.862 0.000 0.213 0.000 3.133 0.163 1.960 0.020 0.141 0.060 2.103 0.111 1.160 0.109 0.105 0.139 2.507 0.134 1.197 Ave Conc. Ra-226, RS Ave Conc. Tc-99, RS Ave Conc. Th-232, RS Ave Conc. U-234, RS Ave Conc. U-235, RS Ave Conc. U-238, RS 0.020 0.069 0.030 1.405 0.073 0.915 0.490 0.054 0.400 0.941 0.041 1.510 0.290 0.054 0.310 3.625 0.199 1.070 0.200 0.034 0.200 2.368 0.125 1.320 0.200 0.000 0.100 0.750 0.031 1.520 0.180 0.061 0.240 1.897 0.102 0.856 0.260 0.041 0.310 0.741 0.033 1.110 0.140 0.009 0.220 1.926 0.099 1.350 0.223 0.040 0.226 1.707 0.088 1.206 Ave Conc. Ra-226, ES Ave Conc. Tc-99, ES Ave Conc. Th-232, ES Ave Conc. U-234, ES Ave Conc. U-235, ES Ave Conc. U-238, ES 0.000 0.000 0.000 0.000 0.000 0.000 LSA 03-02 FSSDE_Uniform.xlsx/Ingrowth Data Eval 07/24/2018 Page 4 of 10

HDP-PR-FSS-721 Final Status Survey Data Evaluation Step 8.5 Performance of Statistical Tests SAMPLE ID AREA (Reference, Survey Unit)

Gross SOF (Xi,ref, Yi,SU,gross)

ADJUSTED SOF (Zi)

RANKS REFERENCE AREA RANKS 9574-SS-140910-01-01 Reference 1.31 2.310 46 46 9574-SS-140910-01-02 Reference 1.18 2.179 37 37 9574-SS-140910-01-03 Reference 1.06 2.064 32 32 9574-SS-140910-01-04 Reference 1.10 2.101 33 33 9574-SS-140910-01-05 Reference 1.29 2.293 45 45 9574-SS-140910-01-07 Reference 1.34 2.339 47 47 9574-SS-140910-01-08 Reference 1.15 2.154 36 36 9574-SS-140910-01-09 Reference 1.18 2.182 38 38 9574-SS-140910-01-10 Reference 1.23 2.227 43 43 9574-SS-140910-01-11 Reference 1.38 2.380 48 48 9574-SS-140910-01-12 Reference 1.05 2.055 31 31 9574-SS-140910-01-13 Reference 0.94 1.941 21 21 9574-SS-140910-01-14 Reference 1.12 2.119 34 34 9574-SS-140910-01-15 Reference 1.15 2.152 35 35 9574-SS-140910-01-16 Reference 1.03 2.028 28 28 9574-SS-140910-01-17 Reference 0.44 1.443 16 16 9574-SS-140910-01-18 Reference 1.19 2.188 40 40 9574-SS-140910-01-20 Reference 0.76 1.757 18 18 9574-SS-140910-01-21 Reference 1.02 2.023 27 27 9574-SS-140910-01-22 Reference 1.02 2.018 26 26 9574-SS-140910-01-23 Reference 1.00 2.002 23 23 9574-SS-140910-01-24 Reference 0.87 1.873 20 20 9574-SS-140910-01-25 Reference 1.04 2.040 30 30 9574-SS-140910-01-26 Reference 0.96 1.959 22 22 9574-SS-140910-01-27 Reference 1.20 2.204 41 41 9574-SS-140910-01-28 Reference 1.01 2.007 25 25 9574-SS-140910-01-29 Reference 1.22 2.223 42 42 9574-SS-140910-01-30 Reference 1.03 2.035 29 29 9574-SS-140910-01-31 Reference 1.00 2.005 24 24 9574-SS-140910-01-32 Reference 0.86 1.865 19 19 9574-SS-140910-01-33 Reference 1.24 2.238 44 44 Min adjusted bkg SOF:

9574-SS-140910-01-34 Reference 1.19 2.185 39 39 1.44 L03-02-01-P-S-S-00 Survey Unit 1.26 1.260 8

0 No WRS test necessary L03-02-02-P-R-S-00 Survey Unit 1.11 1.105 2

0 No WRS test necessary L03-02-04-P-S-S-00 Survey Unit 1.18 1.180 4

0 No WRS test necessary L03-02-05-P-R-S-00 Survey Unit 1.54 1.538 17 0

Perform WRS test L03-02-07-P-S-S-00 Survey Unit 1.19 1.188 5

0 No WRS test necessary L03-02-08-P-R-S-00 Survey Unit 1.40 1.402 15 0

No WRS test necessary L03-02-10-P-S-S-00 Survey Unit 1.30 1.298 12 0

No WRS test necessary L03-02-11-P-R-S-00 Survey Unit 1.29 1.292 10 0

No WRS test necessary L03-02-13-P-S-S-00 Survey Unit 1.34 1.340 13 0

No WRS test necessary L03-02-14-P-R-S-00 Survey Unit 1.23 1.232 7

0 No WRS test necessary L03-02-16-P-S-S-00 Survey Unit 1.23 1.231 6

0 No WRS test necessary L03-02-17-P-R-S-00 Survey Unit 1.30 1.297 11 0

No WRS test necessary L03-02-19-P-S-S-00 Survey Unit 1.09 1.085 1

0 No WRS test necessary L03-02-20-P-R-S-00 Survey Unit 1.37 1.368 14 0

No WRS test necessary L03-02-22-P-S-S-00 Survey Unit 1.13 1.129 3

0 No WRS test necessary L03-02-23-P-R-S-00 Survey Unit 1.27 1.267 9

0 No WRS test necessary Rank Sums 1176 1039 Wr

  1. Reference Area Measurements m

32

  1. Survey Unit Measurements n

16 Total Number of Measurements N

48 (1-) percentile of a standard normal distribution (MARSSIM Pg. I-10) z 1.645

= 0.05 WRS Critical Value (MARSSIM Pg. I-10, Eq. I.1)

CV 860 TEST:

PASS WRS TEST LSA 03-02 FSSDE_Uniform.xlsx/WRS Test 07/24/2018 Page 5 of 10

HDP-PR-FSS-701 Final Status Survey Plan Development Appendix P-1 Step 8. Calculate the Number of Samples in the Statistical Survey Population MARSSIM Table 5.1 MARSSIM Table 5.2, = 0.05, = 0.10

/

Pr (or )

Z1- (or Z1-)

0.1 0.528182 0.005 2.576 0.2 0.556223 0.01 2.326 0.3 0.583985 0.015 2.241 0.4 0.611335 0.025 1.960 0.5 0.638143 0.05 1.645

0.6 0.664290 0.10 1.282

0.7 0.689665 0.15 1.036 0.8 0.714167 0.2 0.842 0.9 0.737710 0.25 0.674 1.0 0.760217 0.30 0.524 1.1 0.781627 1.2 0.801892 1.3 0.820978 1.4 0.838864 1.5 0.855541 1.6 0.871014 1.7 0.885299 1.8 0.898420 1.9 0.910413 2.0 0.921319 2.25 0.944167 2.5 0.961428 2.75 0.974067 3.0 0.983039 3.5 0.993329 4.0 0.997658 4.01 1.000000 N + 20%

14.4 N/2 8

FSS N/2 8

Verification Check SUFFICIENT MEASUREMENTS "N/2" Corresponds to the number of survey unit measurement locations required for the WRS Test Relative Shift (/)

6.96 MARSSIM Table 5.1 (Pr) 1.000000 N

12 DCGLSOF 1

LBGR (Mean) 0.20 Shift 0.80 Uniform DCGL Criteria Evaluation N/2 Value Verification Isotope(s)

SOF (Ra/Tc/Th/Iso U)

St. Dev.

0.11 LSA 03-02 FSSDE_Uniform.xlsx/Retrospective Sample Size 07/24/2018 Page 6 of 10

Survey Unit No.:

Class 2 Survey Unit West of Site Pond in "Area 5" Activity (xi)

MDC Activity (xi)

MDC L03-02-11-P-R-S-00 L03-02-11-P-S-Q-00 Ra-226 1.270 0.0519 1.260 0.069 1.265 1.9 0.01 0.269 0.403 N

L03-02-11-P-R-S-00 L03-02-11-P-S-Q-00 Tc-99 0.0344 0.236

-0.0014 0.233 0.0165 25.1 NA 3.552 5.321 NA L03-02-11-P-R-S-00 L03-02-11-P-S-Q-00 Th-232 1.2 0.114 1.230 0.093 1.215 2.0 0.030 0.283 0.424 N

L03-02-11-P-R-S-00 L03-02-11-P-S-Q-00 U-2341 2.368 NA 3.529 NA 2.949 195.4 1.161 27.649 41.425 N

L03-02-11-P-R-S-00 L03-02-11-P-S-Q-00 U-235 0.125 0.236 0.191 0.173 0.158 51.6 NA 7.301 10.939 NA L03-02-11-P-R-S-00 L03-02-11-P-S-Q-00 U-238 1.32 0.845 1.45 0.838 1.385 168.8 0.13 23.885 35.786 N

Comments:

1. U-234 is inferred, no MDC available.
2. Duplicate assessment is not necessary if the result of either sample is < MDC.

Performed by: Thomas Yardy Reviewed by: Clark Evers Date:

Date:

Quality Record Hematite Decommissioning Project Procedure: HDP-PR-FSS-703, Final Status Survey Quality Control Revision: 2 Page 1 of 1 Sample ID Field Duplicate Sample ID Radionuclide Sample (pCi/g)

Field Duplicate Sample (pCi/g)

Survey Unit

Description:

LSA 03-02 FORM HDP-PR-FSS-703-1 FIELD DUPLICATE SAMPLE ASSESSMENT Statistic2 Warning Limit Control Limit Statistic Exceeds Limit?

(Y/N)

Average Activity ( )

(pCi/g)

Nuclide DCGL (pCi/g)

Survey Unit No.:

Class 2 Survey Unit West of Site Pond in "Area 5" Activity (xi)

MDC Activity (xi)

MDC L03-02-19-P-S-S-00 L03-02-19-P-R-Q-00 Ra-226 1.04 0.0682 1.03 0.0695 1.035 1.9 0.01 0.269 0.403 N

L03-02-19-P-S-S-00 L03-02-19-P-R-Q-00 Tc-99 0.213 0.24 0.346 0.234 0.2795 25.1 NA 3.552 5.321 NA L03-02-19-P-S-S-00 L03-02-19-P-R-Q-00 Th-232 0.997 0.088 1.07 0.131 1.034 2.0 0.073 0.283 0.424 N

L03-02-19-P-S-S-00 L03-02-19-P-R-Q-00 U-2341 3.133 NA 1.859 NA 2.496 195.4 1.274 27.649 41.425 N

L03-02-19-P-S-S-00 L03-02-19-P-R-Q-00 U-235 0.163 0.164 0.0904 0.249 0.127 51.6 NA 7.301 10.939 NA L03-02-19-P-S-S-00 L03-02-19-P-R-Q-00 U-238 1.96 0.795 1.83 0.85 1.895 168.8 0.13 23.885 35.786 N

Comments:

1. U-234 is inferred, no MDC available.
2. Duplicate assessment is not necessary if the result of either sample is < MDC.

Performed by: Thomas Yardy Reviewed by: Clark Evers Date:

Date:

Quality Record Warning Limit Control Limit Statistic Exceeds Limit?

(Y/N)

FIELD DUPLICATE SAMPLE ASSESSMENT LSA 03-02 Survey Unit

Description:

Sample ID Field Duplicate Sample ID Radionuclide Sample (pCi/g)

Field Duplicate Sample (pCi/g)

Average Activity ( )

(pCi/g)

Nuclide DCGL (pCi/g)

Statistic2 FORM HDP-PR-FSS-703-1 Hematite Decommissioning Project Procedure: HDP-PR-FSS-703, Final Status Survey Quality Control Revision: 2 Page 1 of 1

LSA 03-02 Sys SOF 0.2 0.0 0.1 0.5 0.1 0.3 0.2 0.2 0.3 0.2 0.2 0.2 0.0 0.3 0.1 0.2

v4.65.2 Lastupdated26April2017at10:20byW.ClarkEvers Descriptives N

16

Mean 95%CI MeanSE SD Variance Skewness Kurtosis LSA0302SysSOF 0.20 0.14 to0.26 0.029 0.11 0.01 0.6 0.79

Minimum 1stquartile Median 97.87%CI 3rdquartile Maximum IQR LSA0302SysSOF 0.04 0.12 0.20 0.12 to0.28 0.26 0.5 0.14 Distribution:LSA0302SysSOF SOFnOnlyA1:A17 0

1 2

3 4

5 6

0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1

Frequency LSA0302SysSOF 0

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1

LSA0302SysSOF

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