ML12100A126

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Plum Brook Reactor Facility - Final Status Survey Report Attachment 7 Storm Drains, Pipe Trenches & Other Sub- Surface Excavations, Appendix B, Survey Unit Maps and Tables Showing Measurement Locations
ML12100A126
Person / Time
Site: Plum Brook
Issue date: 04/03/2012
From: Mann B
US National Aeronautics & Space Admin (NASA), John H. Glenn Research Ctr at Lewis Field
To:
NRC/FSME
References
Download: ML12100A126 (58)


Text

Plum Brook Reactor Facility Final Status Survey Report Attachment 7 Storm Drains, Pipe Trenches & Other Sub-Surface Excavations Revision 0 Appendix B Survey Unit Maps and Tables Showing Measurement Locations

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 2 of 41 Index of Storm Drains, Pipe Trenches and Other Sub-Surface Excavations (OL-1) Survey Unit Maps and Tables of Coordinates Survey Unit Description Page Number Number of Pages OL-1-1 Storm Drains - Section 2-1 3 1 OL- 1-2 Storm Drains - Section 2-2 4 1 OL-1-3 Cold Retention Basin North 5 1 OL-1-4 Cold Retention Basin South 6 1 OL-1-5 Cold Retention Basin East West Ramp 7 1 OL-1-6 Storm Drains Phase #1 8 1 OL-1-7 Storm Drains Phase 2, Section 1 9 1 OL-1-8 Storm Drains Phase 2, Section 2 10 1 OL- 1-9 Storm Drains W, NW & N of SEB 11I OL-1-10 Storm Drains SE of PPH 12 1 OL-1-11 Phase 4, Section 1 13 1 OL-1-12 Storm Drains, Lateral D, North Section 14 1 OL-1-13 Storm Drains, Lateral D, North Section 15 1 OL- 1-14 Storm Drains, South & East of SEB 16 1 OL-1-15 Storm Drains, Main Lateral, South of FH- 110 17 1 OL-1-16 Storm Drains, Lateral A, East of Line 3 Road 18 1 OL-1-17 Storm Drains, Lateral D, South Section & STS46 Trench 19 1 OL-1-18 SANS Trenches South of HL Building 20 1 OL-1-19 RCRA Trenches South of SEB 21 1 OL- 1-20 Northeast Comer of FH/WHB Footprint 22 1 OL- 1-21 Southeast Comer of FH/WHB Footprint 23 1 OL-1-22 Western Sections of FH/WHB Footprint 24 1 OL- 1-23 UST Excavations 25 1 OL- 1-24 Evaporator Pit 26 1 OL-1-25 Phase 7 North of Haul Road, South of FH/WHB 27 1 OL-1-26 ERB Sump Drain Line Excavation 28 1 OL-1-33 Storm Drain Excavation- MacTec Crossover 29 1 OL-1-34 Storm Drain Excavation- Crossover south of SEB 30 1 OL-1-35 Storm Drain Excavation- Crossover at L3 Road/Driveway E 31 1 OL-1-36 Storm Drain Excavation- Line 3 Road North Crossover 32 1 OL-1-37 Storm Drain Excavation- Line 3 Road South Crossover 33 1 OL-1-38 Storm Drain Excavation- Haul Road Crossover 34 1 OL-1-39 Storm Drain Excavation - Trench South of Sludge Basins, East of 351 SEB OL-1-40 Storm Drain Excavation - CB-18 Excavation 36 1 OL-1-41 Storm Drain Excavation - CB-5A Excavation 37 1 OL-1-42 Resin Pits Excavation South of PPH 38 1 01-1-43 Storm Drain Excavation-Lateral C South Excavation 39 1 01-1-44 Storm Drain Excavation-Lateral C North Excavation 40 1 01-1-45 Excavations South of Waste Storage Pad 41 1

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 3 of 41 Survey Unit OL-1-1 Survey Unit OL-1-1 Area: NorthlSouth Storm Drain & East/West Lateral Trenches, Class I Measurement Locations X Coord Y Coord Label Type 79 9.8 SP-1 Systematic 117 9.2 SP-2 Systematic 2.5 16.5 SP-3 Systematic 21.2 50.0 SP-4 Systematic 2.2 83.5 SP-5 Systematic 21.9 117 SP-6 Systematic 2.8 150.5 SP-7 Systematic 22.2 184 SP-8 Systematic 0.7 217.4 SP-9 Systematic 18.4 250.9 SP-10 Systematic 19.5 317.9 SP-11 Systematic The Y coordinate for samples SP-1 & SP-2 are from the south edge of the east west lateral excavation. The X coordinate is from the southwest comer of the east west dogleg excavation.

The Y coordinate for samples SP-3 to SP-11 are from the southwest comer of the trench south of CB-5A excavation. The X coordinate is from the west edge of the trench south of CB-5A excavation.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 4 of 41 Survey Unit OL-1-2 (T

Survey Unit OL-1-2 Area: EastlWest Storm Drain, North/South Lateral, &

WestlNorth Bend Trenches, Class I Measurement Locations X Coord Y Coord Label Type

-93.4 -13.2 SP-1 Systematic

-49.8 2.7 SP-2 Systematic

-4.1 3.6 SP-3 Systematic 41.3 1.9 SP-4 Systematic 86.7 1.0 SP-5 Systematic 132.1 1.9 SP-6 Systematic 177.5 2.8 SP-7 Systematic 222.9 3.1 SP-8 Systematic 268.3 3.5 SP-9 Systematic

-136 -3.1 SP-10 Systematic

-214 2.3 SP-1 1 Systematic The sample Y coordinates are measured from the centerline of the bottom of the excavation, which is shown by the inner lines on the map. Positive measurements are to the north/east of the bottom, while negative values are measured to the south/west of the bottom.

The X coordinates are measured from a point that is the intersection of 2 lines drawn from:

(1) the center of the bottom of the east-west excavation and (2) the center of the bottom of the small north-south excavation that extends from the southem edge of the east-west trench

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 5 of 41 Survey Unit OL-1-3 Survey Unit OL-14 Area: North Cold Retention Basin, Class I Measurement Locations X Coord Y Coord Label Type 0.0 -0.0 SP-1 Systematic 37 -0.0 SP-2 Systematic 110 -0.0 SP-3 Systematic

-18 32 SP-4 Systematic 55 32 SP-5 Systematic 0.0 63 SP-6 Systematic 74 63 SP-7 Systematic 110 63 SP-8 Systematic 19 95 SP-9 Systematic 55 95 SP-10 Systematic 92 95 SP-1 1 Systematic All measurements are taken from the closest adjacent surface.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 6 of 41 Survey Unit OL-1-4 Survey Unit 0L-1.4 Area: South Cold Retention Basin, Class I Measurement Locations X Coord Y Coord Label Type 6 13 SP-1 Systematic 4 5 SP-2 Systematic 1 21 SP-3 Systematic 8 22 SP-4 Systematic 5 1 SP-5 Systematic 29 5 SP-6 Systematic 4 4 SP-7 Systematic 22 6 SP-8 Systematic 8 24 SP-9 Systematic 9 2 SP-1O Systematic 2 18 SP-11 Systematic All measurements are taken from the closest adjacent surface.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 7 of 41 Survey Unit OL-1-5 OL 1-Area: Cold Retention Basin Center Area, Class I Measurement Locations X Coord Y Coord Label Type 0.0 -0.0 SP-1 Systematic 15 -0.0 SP-2 Systematic 74 -0.0 SP-3 Systematic 89 -0.0 SP-4 Systematic 103 -0.0 SP-5 Systematic 8 12 SP-6 Systematic 23 12 SP-7 Systematic 37 12 SP-8 Systematic 52 12 SP-9 Systematic 67 12 SP-10 Systematic 81 12 SP-11 Systematic Tne X-Y coorainates for samples SP-- tnru SP-i 1 are from SA-'-1, placement oa S-'-1 is in the southwest corner of the survey unit.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 8 of 41 Survey Unit OL-1-6 OL 1-6 Area: Storm Drains Phase #1, Class I Measurement Locations X Coord Y Coord Label Type 4' east of west trench edge 7' south of north trench edge SP-1 Systematic 40' east of west trench edge 9' south of north trench edge SP-2 Systematic 76' east of west trench edge 9' south of north trench edge SP-3 Systematic 4' east of west trench edge 44' north of south trench edge SP-4 Systematic 4' east of west trench edge 106' north of south trench edge SP-5 Systematic 15' west of east trench edge 83' south of north trench edge SP-6 Systematic 14' west of east trench edge 20' south of north trench edge SP-7 Systematic 14' east of west trench edge 143' south of north trench edge SP-8 Systematic 10' east of west trench edge 81' south of north trench edge SP-9 Systematic 29' east of west trench edge 48' south of north trench edge SP-10 Systematic 12' east of west trench edge 18' south of north trench edge SP-1 1 Systematic The X, Y coordinates for samples SP-1 thru SP-1 1 are as listed

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 9 of 41 Survey Unit OL-1-7 OL 1-7 Area: Storm Drains Phase 2, Section 1, Clas I Measurement Locations X Coord Y Coord Label Type 3' east of west trench edge 19' north of south trench edge SP-1 Systematic 12' east of west trench edge 12' north of south trench edge SP-2 Systematic 29' east of west trench edge 5' south of north trench edge SP-3 Systematic 26' east of west trench edge 7' north of south trench edge SP-4 Systematic 56' east of west trench edge 7' north of south trench edge SP-5 Systematic 86' west of east trench edge 7' south of north trench edge SP-6 Systematic 116' west of east trench edge 5' south of north trench edge SP-7 Systematic 146' east of west trench edge 5' south of north trench edge SP-8 Systematic 176' east of west trench edge 6' south of north trench edge SP-9 Systematic 206' east of west trench edge 5' south of north trench edge SP-10 Systematic 236' east of west trench edge 7' south of north trench edge SP-1 1 Systematic The X, Y coordinates for samples SP-1 thru SP-1 1 are as listed

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 10 of 41 Survey Unit OL-1-8 OL 1-8 Area: Storm Drains Phase 2, Seton 2, Class I Measurement Locations and results X Coord Y Coord Label Type 16' east of west trench edge 10' north of south trench edge SP-1 Systematic 4' east of west trench edge 40' north of south trench edge SP-2 Systematic 12' west of SP-2 3' north of south trench edge SP-3 Systematic 24' east of SP-3 5' north of south trench edge SP-4 Systematic 2' east of west trench edge 23' north of south trench edge SP-5 Systematic 4' west of east trench edge 82' north of south trench edge SP-6 Systematic 24' east of SP-3 4' north of south trench edge SP-7 Systematic 12' east of SP-7 4' north of south trench edge SP-8 Systematic 12' east of SP-8 3' north of south trench edge SP-9 Systematic 12' east of SP-9 6' north of south trench edge SP-10 Systematic 1' east of west trench edge 65' north of south trench edge SP-1 1 Systematic The X, Y coordinates for samples SP-1 thru SP-1 1 are as listed

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 11 of 41 Survey Unit OL-1-9 OL 1-9 Area: Storm Drains West, Northwest, and North of SEB, Clas I Measurement Locations X Coord Y Coord Label Type 5' west of east trench edge 55' north of south trench edge SP-1 Systematic 5' west of east trench edge 135' north of south trench edge SP-2 Systematic 64' west of east trench edge 1' north of southwest trench edge SP-3 Systematic 17' west of east trench edge 20' north of south trench edge SP-4 Systematic 3' west of east trench edge 117' north of south trench edge SP-5 Systematic 105' west of east trench edge 5' north of south trench edge SP-6 Systematic 58' west of east trench edge 62' north of south trench edge SP-7 Systematic 11' west of east trench edge 2' north of south trench edge SP-8 Systematic 138' west of east trench edge 2' north of south trench edge SP-9 Systematic 92' west of east trench edge 2' north of south trench edge SP-10 Systematic 46' west of east trench edge 2' north of south trench edge SP-1 H Systematic The X,Y coordinates for samples SP-1 thru SP-1 1 are as listed

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 12 of 41 Survey Unit OL-1-10 OL 1-10 Area: Storm Drains Southeast of PPH, Class I Measurement Locations X Coord Y Coord Label Type 7' from west edge of trench (A) 1' south of trench edge SP-1 Systematic 22' from west edge of trench (A) 4' south of trench edge SP-2 Systematic 37' from west edge of trench (A) 11' south of trench edge SP-3 Systematic 44' from west edge of trench (A) 1' south of trench edge SP-4 Systematic 7' from east edge of trench 8' north of trench edge SP-5 Systematic 1' from east edge of trench 14' north of SP-5 SP-6 Systematic 4' from west edge of trench 28' north of SP-5 SP-7 Systematic 1' from east edge of trench 42' north of SP-5 SP-8 Systematic 4' from west edge of trench 56' north of SP-5 SP-9 Systematic 3' from west edge of trench 84' north of SP-5 SP-10 Systematic 2' from west edge of trench 112' north of SP-5 SP-1 1 Systematic The X, Y coordinates for samples SP-1 thru SP-1 1 are as listed

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 13 of 41 Survey Unit OL-1-1 1 U

OL 1-11 Area: Phase 4, Section 1, Class I Measurement Locations X Coord Y Coord Label Type 30' west of east trench edge 5' north of south trench edge SP-1 Systematic 15' west of east trench edge 4' north of south trench edge SP-2 Systematic 6' west of east trench edge 17' north of south trench edge SP-3 Systematic 6' east of west trench edge 31' north of south trench edge SP-4 Systematic 22' east of west trench edge 2' north of south trench edge SP-5 Systematic 38' east of west trench edge 1' north of south trench edge SP-6 Systematic 54' east of west trench edge 1' north of south trench edge SP-7 Systematic 70' east of west trench edge 3' north of south trench edge SP-8 Systematic 86' east of west trench edge 1' north of south trench edge SP-9 Systematic 1' west of east trench edge 44' north of south trench edge SP-10 Systematic 10' west of east trench edge 59' north of south trench edge SP-11 Systematic The X, Y coordinates for samples SP-1 thru SP-1 1 are as listed

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 14 of 41 Survey Unit OL-1-12 OL 1-12 Area: Storm Drains, Lateral D, North Section, Class I Measurement Locations X Coord Y Coord Label Type 42 ft from west end of trench 4.6 ft from north bank of trench SP-1 Systematic 57 ft from SP-1 5.7 ft from north bank of trench SP-2 Systematic 57 ft from SP-2 4.6 ft from north bank of trench SP-3 Systematic 57 ft from SP-3 2.9 ft from north bank of trench SP-4 Systematic 57 ft from SP-4 3.3 ft from north bank of trench SP-5 Systematic 56 ft from west end of trench 0.5 ft from south bank of trench SP-6 Systematic 57 ft from SP-6 1 ft from south bank of trench SP-7 Systematic 6 ft from west end of trench 8 ft from north bank of trench SP-8 Systematic 56 ft from SP-8 2 ft from south bank of trench SP-9 Systematic 56 ft from SP-9 3 ft from south bank of trench SP-10 Systematic 56 ft from SP-10 5 ft from south bank of trench SP-1 1 Systematic 56 ft from SP-1 1 6 ft from south bank of trench SP-12 Systematic The X, Y coordinates for samples SP-1 thru SP-12 are as listed

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 15 of 41 Survey Unit OL-1-13 P-11 P-I sP sP-P-i OL 1-13 Area: Storm Drains, Lateral D, North Section, Class 1 Measurement Locations X Coord Y Coord Label Type 12 ft from east edge of trench 26 SP-1 Systematic 9 ft from east edge of trench 89 SP-2 Systematic 0.4 ft from west edge of trench 121 SP-3 Systematic 8 ft from east edge of trench 153 SP-4 Systematic 1.4 ft from west edge of trench 184 SP-5 Systematic 7 ft from east edge of trench 216 SP-6 Systematic 2.4 ft from west edge of trench 247 SP-7 Systematic 7 ft from east edge of trench 279 SP-8 Systematic 1.7 ft from west edge of trench 310 SP-9 Systematic 14 ft from east edge of trench 342 SP-10 Systematic 12 ft from east edge of trench 405 SP-1 1 Systematic The X coordinates for samples SP-1 thru SP-1 1 are as listed. The Y coordinate is measured from the center of the southern-most point of the survey unit.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 16 of 41 Survey Unit OL-1-14 ISP-1 ISP lsp=!Rl ISP OL -14 Area: Storm Drains, South &East of SEB, Class I Measurement Locations X Coord Y Coord Label Type 5' east of west trench edge 1' north of south trench edge SP-1 Systematic 55' east of west trench edge 5' north of south trench edge SP-2 Systematic 105' east of west trench edge 6' north of south trench edge SP-3 Systematic 155' east of west trench edge 3' north of south trench edge SP-4 Systematic 205' east of west trench edge 3' north of south trench edge SP-5 Systematic 255' east of west trench edge 4' north of south trench edge SP-6 Systematic 305' east of west trench edge 1' north of south trench edge SP-7 Systematic 11' east of west trench edge 270' south of concrete wall edge SP-8 Systematic 12' east of dam edge edge 182' south of concrete wall edge SP-9 Systematic 11' east of west trench edge 94' south of concrete wall edge SP-10 Systematic 17' east of west trench edge 6' south of concrete wall edge SP-1 1 Systematic The X, Y coordinates for samples SP-1 thru SP-1 1 are as listed.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 17 of 41 Survey Unit OL-1-15 OL 1-15 Area: Storm Drains, Main Lateral, South of FH-110, Clas 1 Measurement Locations X Coord Y Coord Label Type 12' west of east trench edge 10' north of south trench edge (WEMS wall) SP-1 Systematic 13' west of east trench edge 85' north of south trench edge (WEMS wall) SP-2 Systematic 14' west of east trench edge 160' north of south trench edge (WEMS wall) SP-3 Systematic 12' west of east trench edge 235' north of south trench edge (WEMS wall) SP-4 Systematic 13' west of east trench edge 310' north of south trench edge (WEMS wall) SP-5 Systematic 12' west of east trench edge 385' north of south trench edge (WEMS wall) SP-6 Systematic 12' west of east trench edge 460' north of south trench edge (WEMS wall) SP-7 Systematic 8' east of west trench edge 6' south of north trench edge SP-8 Systematic 50' east of west trench edge 7' south of north trench edge SP-9 Systematic 92' east of west trench edge 8' south of north trench edge SP-1 0 Systematic 11' west of east trench edge 535' north of south trench edge (WEMS wall) SP-1 1 Systematic The X,Y coordinates for samples SP-1 thru SP-1 1 are as listed.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 18 of 41 Survey Unit OL-1-16 OL 1-6 Area: Storm Drains, Lateral A, East of Line 3 Road, Class1 Measurement Locations X Coord Y Coord Label Type 28' east of west trench edge 10' north of south trench edge SP-1 Systematic 66' east of west trench edge 11' north of south trench edge SP-2 Systematic 104' east of west trench edge 10' north of south trench edge SP-3 Systematic 142' east of west trench edge 10' north of south trench edge SP-4 Systematic 181' east of west trench edge 10' north of south trench edge SP-5 Systematic 220' east of west trench edge 11' north of south trench edge SP-6 Systematic 259' east of west trench edge 11' north of south trench edge SP-7 Systematic 298' east of west trench edge 11' north of south trench edge SP-8 Systematic 337' east of west trench edge 12' north of south trench edge SP-9 Systematic 376' east of west trench edge 12' north of south trench edge SP-10 Systematic 415' east of west trench edge 12' north of south trench edge SP-11 Systematic The X,Y coordinates for samples SP-1 thru SP-1 I are as listed.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 19 of 41 Survey Unit OL-1 -17 tI--

OL 1-17 Area: Storm Drains, Lateral D, South Section & STS Trench, Class I Measurement Locations X Coord Y Coord Label Type 5 ft from east side of trench 23 ft from the southern end of the trench SP-1 Systematic 5.7 ft from southwest side of trench 7 ft from the southern end of the trench SP-2 Systematic 5.2 ft from west side of trench 49 ft from the southern end of the trench SP-3 Systematic Center of trench 34 ft from the southern end of the trench SP-4 Systematic 12 ft from east side of trench 75 ft from the southern end of the trench SP-5 Systematic 5.1 ft from west side of trench 101 ft from the southern end of the trench SP-6 Systematic 10 ft from east side of trench 127 ft from the southern end of the trench SP-7 Systematic 5.2 ft from west side of trench 153 ft from the southern end of the trench SP-8 Systematic 13 ft from east side of trench 179 ft from the southern end of the trench SP-9 Systematic 2.6 ft from west side of trench 205 ft from the southern end of the trench SP-1 0 Systematic 3 ft from west side of trench 9 ft from the southern end of the trench SP-1 1 Systematic The X, Y coordinates for samples SP-1 thru SP-1 1 are as listed.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 20 of 41 Survey Unit OL-1-18 OL 1-18 Area: SANS Trenches South of HL Building, Class I Measurement Locations X Coord Y Coord Label Type 176' east of west trench edge 4' north of south trench edge SP-1 Systematic 4' east of west trench edge 13' north of south trench edge SP-2 Systematic 24' east of west trench edge 12' north of south trench edge SP-3 Systematic 44' east of west trench edge 11' north of south trench edge SP-4 Systematic 64' east of west trench edge 9' north of south trench edge SP-5 Systematic 84' east of west trench edge 11' north of south trench edge SP-6 Systematic 104' east of west trench edge 12' north of south trench edge SP-7 Systematic 124' east of west trench edge 11' north of south trench edge SP-8 Systematic 144' east of west trench edge 12' north of south trench edge SP-9 Systematic 164' east of west trench edge 14' north of south trench edge SP-10 Systematic 184' east of west trench edge 14' north of south trench edge SP-1 1 Systematic The X, Y coordinates for samples SP-1 thru SP-1 1 are as listed.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 21 of 41 Survey Unit OL-1-19 OL 1-19 Area: RCRA Trenches South of SEB, Class I Measurement Locations X Coord Y Coord Label Type 105' west of east trench edge 17' south of north trench edge SP-1 Systematic 88' west of east trench edge 17' south of north trench edge SP-2 Systematic 54' west of east trench edge 17' south of north trench edge SP-3 Systematic 37' west of east trench edge 17' south of north trench edge SP-4 Systematic 20' west of east trench edge 17' south of north trench edge SP-5 Systematic 3' west of east trench edge 17' south of north trench edge SP-6 Systematic 85' west of east trench edge 3' south of north trench edge SP-7 Systematic 68' west of east trench edge 3' south of north trench edge SP-8 Systematic 51' west of east trench edge 3' south of north trench edge SP-9 Systematic 34' west of east trench edge 3' south of north trench edge SP-10 Systematic 17' west of east trench edge 3' south of north trench edge SP-1 1 Systematic The X,Y coordinates for samples SP-1 thru SP-1 I are as listed.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 22 of 41 Survey Unit OL-1-20 OL 1-20 Area: Northeast Corner of FHIWHB Footprint, Class 1 Measurement Locations X Coord Y Coord Label Type 3' east of west trench edge 2' north of south trench edge SP-1 Systematic 34' east of west trench edge 2' north of south trench edge SP-2 Systematic 65' east of west trench edge 2' north of south trench edge SP-3 Systematic 7' east of west trench edge 30' north of south trench edge SP-4 Systematic 48' east of west trench edge 30' north of south trench edge SP-5 Systematic 23' east of west trench edge 57' north of south trench edge SP-6 Systematic 54' east of west trench edge 57' north of south trench edge SP-7 Systematic 13' east of west trench edge 16' north of south trench edge SP-8 Systematic 44' east of west trench edge 16' north of south trench edge SP-9 Systematic 75' east of west trench edge 85' north of south trench edge SP-1 0 Systematic 106' east of west trench edge 85' north of south trench edge SP-1 1 Systematic The X,Y coordinates for samples SP-1 thru SP-1 1 are as listed.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 23 of 4l Survey Unit OL-1-21 OL 1-21 Area: Southeast Corer of FHWH1B Footprnt, Class I Measurement Locations X Coord Y Coord Label Type 16' east of west trench edge 12' north of south trench edge SP-1 Systematic 48' east of west trench edge 12' north of south trench edge SP-2 Systematic 80' east of west trench edge 12' north of south trench edge SP-3 Systematic 32' east of west trench edge 38' north of south trench edge SP-4 Systematic 64' east of west trench edge 38' north of south trench edge SP-5 Systematic 16' east of west trench edge 66' north of south trench edge SP-6 Systematic 48' east of west trench edge 66' north of south trench edge SP-7 Systematic 80' east of west trench edge 66' north of south trench edge SP-8 Systematic 25' east of west trench edge 94' north of south trench edge SP-9 Systematic 8' east of west trench edge 2' south of north trench edge SP-10 Systematic 26' east of west trench edge 120' north of south trench edge SP-1 1 Systematic The X,Y coordinates for samples SP-1 thru SP-1 1 are as listed.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 24 of 41 Survey Unit OL-1-22 2z 111 OL 1-22 Area: Western Sections of FH/WHB Footprint, Class 1 Measurement Locations X Coord Y Coord Label Type 4' west of east trench edge 188' south of north trench edge SP-1 Systematic 16' west of east trench edge 167' south of north trench edge SP-2 Systematic 4' west of east trench edge 145' south of north trench edge SP-3 Systematic 17' west of east trench edge 124' south of north trench edge SP-4 Systematic 4' west of east trench edge 102' south of north trench edge SP-5 Systematic 17' west of east trench edge 80' south of north trench edge SP-6 Systematic 30' west of east trench edge 58' south of north trench edge SP-7 Systematic 4' west of east trench edge 58' south of north trench edge SP-8 Systematic 18' west of east trench edge 37' south of north trench edge SP-9 Systematic 6' west of east trench edge 16' south of north trench edge SP-10 Systematic 7' west of east trench edge 10' north of south trench edge SP-1 1 Systematic The X, Y coordinates for samples SP-1 thru SP-1 1 are as listed.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 25 of 41 Survey Unit OL-1-23 OL 1-23 Area: UST Excavations, Class 1 Measurement Locations X Coord Y Coord Label Type 6' east of southwest comer 3' north of south trench edge SP-1 Systematic 23' east of southwest corner 3' north of south trench edge SP-2 Systematic 40' east of southwest corner 3' north of south trench edge SP-3 Systematic 15' east of southwest corner 18' north of south trench edge SP4 Systematic 32' east of southwest comer 18' north of south trench edge SP-5 Systematic 49' east of southwest comer 18' north of south trench edge SP-6 Systematic 6' east of southwest corner 33' north of south trench edge SP-7 Systematic 23' east of southwest comer 33' north of south trench edge SP-8 Systematic 40' east of southwest corner 33' north of south trench edge SP-9 Systematic 15' east of southwest comer 47' north of south trench edge SP-10 Systematic 32' east of southwest corner 47' north of south trench edge SP-A1 Systematic The X,Y coordinates for samples SP-1 thru SP-1 1 are measured from the survey unit's southwest comer.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 26 of 41 Survey Unit OL-1-24 OL 1-24 Area: Evaporator Pit, Class I easurement Locations and resuits_

X Coord Y Coord Label Type 15' east from southwest wall 5' down from top of pit SP-1 Systematic 30' east from southwest wall 5' down from top of pit SP-2 Systematic 44' east from southwest wall 1' down from top of pit SP-3 Systematic 15' east of west wall 19' down from top of pit SP-4 Systematic 30' east of west wall 16' down from top of pit SP-5 Systematic 54' east from southwest wall 5' down from top of pit SP-6 Systematic 6' east of west wall 25' down from top of pit SP-7 Systematic 16' east of west wall 21' down from top of pit SP-8 Systematic 44' east from northwest wall 11' down from top of pit SP-9 Systematic 15' east from northwest wall 10' down from top of pit SP-10 Systematic 30' east from northwest wall 6' down from top of pit SP-1 1 Systematic The X. V coordinates for samoIes SP-1 thru SP-11 nre measutred from the survev unit's identified wall edae nnd thn ton of thA evaporator pit.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 27 of 41 Survey Unit OL-1-25 OL 1-25 Area: Phase 7 North of Haul Road, South of FH/WHB, Class 1 Measurement Locatiorns X Coord Y Coord Label Type 30' 1.0' SP-1 Systematic 63' 1.0' SP-2 Systematic 14' 29' SP-3 Systematic 47' 29' SP-4 Systematic 80' 29' SP-5 Systematic 113' 29' SP-6 Systematic 30' 58' SP-7 Systematic 63' 58' SP-8 Systematic 96' 58' SP-9 Systematic 129' 58' SP-1I Systematic 47' east of survey units west edge 4' south of trenches north edge SP-1 1 Systematic The X, Y coordinates for samples SP-1 thru SP-1O are measured from the survey unit's southwest comer.

The X, Y coordinates for sample SP-1 1 are as delineated

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 28 of 41 Survey Unit OL-1-26 OL 1-26 Area: ERB Sump Drain Une Excavation, Class I Measurement Locations X Coord Y Coord Label Type 9.5 -12.2 SP-1 Systematic 22.1 -12.2 SP-2 Systematic 34.7 -12.2 SP-3 Systematic 47.3 -12.2 SP-4 Systematic 3.2 -1.3 SP-5 Systematic 15.8 -1.3 SP-6 Systematic 28.4 -1.3 SP-7 Systematic 41.0 -1.3 SP-8 Systematic 9.5 9.6 SP-9 Systematic 22.1 9.6 SP-10 Systematic 34.7 9.6 SP-1 1 Systematic All sample points are measured from the point shown on the map

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 29 of 41 Survey Unit OL-1-33 OL 1-33 Area: Storm Drain Excavation-MacTec Crossover, Class I Measurement Locations X Coord Y Coord Label Type

-11.3 5.2 SP-1 Systematic

-1.1 5.2 SP-2 Systematic 9.1 5.2 SP-3 Systematic

-6.2 14.0 SP-4 Systematic 4.0 14.0 SP-5 Systematic

-11.3 22.9 SP-6 Systematic

-1.1 22.9 SP-7 Systematic 9.1 22.9 SP-8 Systematic

-6.2 31.7 SP-9 Systematic 4.0 31.7 SP-10 Systematic 14.3 31.7 SP-11 Systematic All sample points are measured from the point shown on the map.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 30 of 41 Survey Unit OL-1-34 OL I-34 Area: Storm Drain Excavations-Crossover South of SEB, Class I Measurement Locations X Coord Y Coord Label Type 4.8 -7.4 SP-1 Systematic 3.2 6.7 SP-2 Systematic 8.1 0 SP-3 Systematic 13.2 -6.6 SP-4 Systematic 11.4 8.0 SP-5 Systematic 16.4 1.1 SP-6 Systematic 21.2 -5.5 SP-7 Systematic 19.8 8.8 SP-8 Systematic 24.7 1.9 SP-9 Systematic 29.7 -4.5 SP-10 Systematic 32.9 3.0 SP-1 1 Systematic All sample points are measured from the point shown on the map.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 31 of 41 Survey Unit OL-1-35 OL I-36 Area: : Storm Drain Excavations-Crossover at Line 3 RoadlDriveway E, Class I Measurement Locations X Coord Y Coord Label Type

-0.5 7.1 SP-1 Systematic 8.8 7.1 SP-2 Systematic

-5.2 15.2 SP-3 Systematic 4.1 15.2 SP-4 Systematic

-9.8 23.3 SP-5 Systematic

-0.5 23.3 SP-6 Systematic 8.8 23.3 SP-7 Systematic

-5.2 31.3 SP-8 Systematic 4.1 31.3 SP-9 Systematic

-0.5 39.4 SP-1 0 Systematic 8.8 39.4 SP-1 1 Systematic All sample points are measured from the point shown on the map.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 32 of 41 Survey Unit OL-1-36 OL 1-36 Area: Storm Drain Excavation- Line 3 Road Nort Crossover, Class I Meaurement Locations X Coord Y Coord Label Type 11.2 -10.8 SP-1 Systematic 21.7 -10.8 SP-2 Systematic 32.1 -10.8 SP-3 Systematic 6.0 -1.7 SP-4 Systematic 16.5 -1.7 SP-5 Systematic 26.9 -1.7 SP-6 Systematic 37.4 -1.7 SP-7 Systematic 0.8 7.3 SP-8 Systematic 11.2 7.3 SP-9 Systematic 21.7 7.3 SP-10 Systematic 32.1 7.3 SP-11 Systematic All sample points are measured from the point shown on the map.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 33 of 41 Survey Unit OL-1-37 OL 1-37 Area: Storm Drain Excavation-Line 3 Road South Crossover, Class I Measurement Locations X Coord Y Coord Label Type 11.4 -10 SP-1 Systematic 6.6 -1.7 SP-2 Systematic 16.2 -1.7 SP-3 Systematic 25.8 -1.7 SP4 Systematic 35.4 -1.7 SP-5 Systematic 1.6 2.9 SP-6 Systematic 1.7 6.7 SP-7 Systematic 11.4 6.7 SP-8 Systematic 21.0 6.7 SP-9 Systematic 30.6 6.7 SP-10 Systematic 40.2 6.7 SP-1 1 Systematic All sample points are measured from the point shown on the map.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 34 of 41 Survey Unit OL-1-38 OL 1-38 Area: Storm Drain Excavation-Haul Road Crossover, Class I Measurement Locations X Coord Y Coord Label Type

-8.8 1.9 SP-1 Systematic 1.2 1.9 SP-2 Systematic 11.2 1.9 SP-3 Systematic

-3.8 10.6 SP-4 Systematic 6.2 10.6 SP-5 Systematic

-8.8 19.2 SP-6 Systematic 1.2 19.2 SP-7 Systematic 11.2 19.2 SP-8 Systematic

-3.8 27.8 SP-9 Systematic 6.2 27.8 SP-10 Systematic 11.2 36.5 SP-11 Systematic All sample points are measured from the point shown on the map.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 35 of 41 Survey Unit OL-1-39 OL 1-39 Area: Storm Drain Excavation-Trench South of Sludge Basins, East of SEB, Class I

_Masurement Locations X Coord Y Coord Label Type 7' east of SP-2 15' south SP-2 SP-1 Systematic 100' east of west trench edge 15' south of SP-6 SP-2 Systematic 40' east of west trench edge 2' north of south trench edge SP-3 Systematic 57' east of west trench edge 2' north of south trench edge SP-4 Systematic 74' east of west trench edge 4' north of south trench edge SP-5 Systematic 91' east of west trench edge 20' north of south trench edge SP-6 Systematic 15' east of west trench edge 14' north of south trench edge SP-7 Systematic 32' east of west trench edge 17' north of south trench edge SP-8 Systematic 49' east of west trench edge 17' north of south trench edge SP-9 Systematic 66' east of west trench edge 19' north of south trench edge SP-10 Systematic 83' east of west trench edge 15' north of SP-5 SP-1 1 Systematic All sample points are measured from the point shown on the map.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 36 of 41 Survey Unit OL-1-40 OL 1-40 Area: Storm Drain Excavation - CB-18 Excavation, Class I Measurement Locations and results X Coord Y Coord Label Type 1.0 1.0 SP-A Systematic 10 1.0 SP-2 Systematic 19 1.0 SP-3 Systematic 28 1.0 SP-4 Systematic 38 1.0 SP-5 Systematic 47 1.0 SP-6 Systematic 6 9.0 SP-7 Systematic 15 9.0 SP-8 Systematic 24 9.0 SP-9 Systematic 33 9.0 SP-10 Systematic 42 9.0 SP-1 1 Systematic All sample points are measured from the point shown on the map.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 37 of 41 Survey Unit OL-1-41 SW comer C

OL-1-41 Area: Storm Drain Excavation - CB-5A Excavation, Cim I Measurement Locations X Coord Y Coord Label Type as per note b as per note b SP-1 Systematic 9 0.6 SP-2 Systematic 22 0.6 SP-3 Systematic 35 0.6 SP-4 Systematic 2 12 SP-5 Systematic 15 12 SP-6 Systematic 28 12 SP-7 Systematic 9 23 SP-8 Systematic 22 23 SP-9 Systematic 15 34 SP-10 Systematic 28 34 SP-1 1 Systematic Ine X, Y cooroinates for samples SP-2 mnru P-1 I are measured from me oesignated Sw comer of tme excavation.

b The coordinates for sample SP-1 are 5' south of north edge A, 6' NW of SE edge B, and 9.5' east of west edge C.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 38 of 41 Survey Unit OL-1-42 OL 1-42 Area: Resin Pits Excavation South of PPH, Class I Measurement Locations X Coord Y Coord Label Type 1' down from top of pit 4' north of SW pit corner SP-1 Systematic 4' down from top of pit 10' east of SW pit corner SP-2 Systematic 4' down from top of pit 24' east of SW pit corner SP-3 Systematic 4' down from top of pit 4' west of SE pit corner SP-4 Systematic 7' down from top of pit 16' south of NW pit comer SP-5 Systematic 2' up from bottom of pit 5' east of SW pit corner SP-6 Systematic 2' up from bottom of pit 4' west of SE pit corner SP-7 Systematic 1' down from top of pit 7' south of NW pit corner SP-8 Systematic 4' up from bottom of pit 1' south of NW pit corner SP-9 Systematic 1' up from bottom of pit 11' west of NE pit corner SP-1 0 Systematic 4' up from bottom of pit 2' south of NE pit corner SP-1 1 Systematic The X, Y coordinates for samples SP-1 thru SP-1 1 are as listed.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 39 of 41 Survey Unit OL-1-43 SW comer OL-1-43 Area: Storm Drain Excavations - Lateral C South Excavation, Class I Measurement Locat*ons X Coord Y Coord Label Type 2 11 SP-1 Systematic 26 11 SP-2 Systematic 14 32 SP-3 Systematic 2 53 SP-4 Systematic 26 53 SP-5 Systematic 14 74 SP-6 Systematic 2 95 SP-7 Systematic 26 95 SP-8 Systematic 14 115 SP-9 Systematic 2 136 SP-10 Systematic 26 136 SP-11 Systematic The X, Y coordinates for samples SP-1 thru SP -11 are measured from the designated SW comer of the excavation.

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 40 of 41 Survey Unit OL-1-44 SW comer OL-1-44 Area: Storm Drain Excavation-Lateral C North Excavation, Class 1 Measurement Locations X Coord Y Coord Label Type 26 9 SP-1 Systematic 12 33 SP-2 Systematic 26 57 SP-3 Systematic 12 81 SP-4 Systematic 40 81 SP-5 Systematic 26 105 SP-6 Systematic 12 129 SP-7 Systematic 40 129 SP-8 Systematic

-1 153 SP-9 Systematic 26 153 SP-10 Systematic 19' west of excavation 5' south of excavation SP-11 Systematic east edge north edge The X, Y coordinates for samples SP-1 thru SP -10 are measured from the designated SW comer of the excavation (unit of measurement = feet).

The X, Y coordinates for sample SP-1 1 are as described below (unit of measurement = feet).

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix B Rev. 0, Page 41 of 41 Survey Unit OL-1-45 SW comer #1 W comer #2 a The X, Y coordinates for samples SP-1 thru SP-8 are measured from SW comer #1 b The X,Y coordinates for samples SP-1 thru SP-1 1are measured from SW comer #2.

c unit of measurement = feet OL-i-46 Area: Excavations South of Waste Storage Pad, Class I M urement Locations X Coord Y Coord Label Type 4 3 SP-1 Systematic 17 3 SP-2 Systematic 30 3 SP-3 Systematic 43 3 SP-4 Systematic 11 14 SP-5 Systematic 24 14 SP-6 Systematic 36 14 SP-7 Systematic 50 14 SP-8 Systematic 10 3 SP-9 Systematic 22 3 SP-10 Systematic 16 13 SP-1 1 Systematic

Plum Brook Reactor Facility Final Status Survey Report Attachment 7 Storm Drains, Pipe Trenches & Other Sub-Surface Excavations Revision 0 Appendix C Soil Sample Results

Plum Brook Reactor Facility FSSR, Attachment 7 Appendix C Rev. 0, Page 2 of 17 Table of Contents Description Page Number Number of Pages Soil Sample Results for Class 1 Survey Units 3 12 Summary of Soil Sample Results for Class 1 Survey Units 15 1 QC Soil Sample Comparison for Class 1 Areas 16 2

APPENDIX C Plum Brook Reactor Facility FSSR, Attachment 7 FINAL STATUS SURVEY Appendix C, Rev. 0, Page 3 of 17 SOIL SAMPLE RESULTS CLASS I SOIL SAMPLE RESULTS DCGLI)Cs-137 11.4 DCGLCo-60 3.7 DCGLr'7 14.7 DCGL 3.5 Cs-137 Co-60 DCGL(3 ) 11.82 DCGL 3.8 MDA MDA Location Sample Log # Sample # Weight (g) pCil/g 2= pCi/lg -20  % Unity Cs:Co pCi/ pCi/l OL-1-1 SP-1 PB09-00998 SR-164-1 363.3 <MDA <MDA <MDA <MDA 0% N/A 3.93E-02 5.98E-02 OL-1-1 SP-2 PB09-00999 SR-164-2 364.7 <MDA <MDA <MDA <MDA 0% N/A 3.91 E-02 5.96E-02 OL-1-1 SP-3 PB09-01001 SR-164-3 387.0 1.10E-01 4.70E-02 <MDA <MDA 1% N/A 5.62E-02 OL-1-1 SP-4 PB09-01002 SR-164-4 382.5 <MDA <MDA <MDA <MDA 0% N/A 3.92E-02 6.14E-02 OLI-1-1 SP-5 PB09-01003 SR-164-5 349.7 <MDA <MDA <MDA <MDA 0% N/A 4.08E-02 6.22E-02 OL-1-1 SP-6 PB09-01004 SR-164-6 384.4 <MDA <MDA <MDA <MDA 0% N/A 5.59E-02 6.10E-02 OL-1-1 SP-7 PB09-01005 SR-164-7 371.1 <MDA <MDA <MDA <MDA 0% N/A 4.99E-02 5.86E-02 OL-1-1 SP-8 PB09-01006 SR-164-8 390.5 <MDA <MDA <MDA <MDA 0% N/A 5.85E-02 6.01E-02 OL-1-1 SP-9 PB09-01007 SR-164-9 382.9 1.62E-01 5.74E-02 <MDA <MDA 1% N/A 5.68E-02 OL-1-1 SP-10 PB09-01008 SR-164-10 454.1 <MDA <MDA <MDA <MDA 0% N/A 3.14E-02 7.56E-02 OL-1-1 SP-11 PB09-01009 SR-164-11 507.9 <MDA <MDA <MDA <MDA 0% N/A 3.83E-02 4.62E-02 OL-1-2 SP-1 PB09-01116 SR-165-1 406.2 <MDA <MDA <MDA <MDA 0% N/A 5.05E-02 5.78E-02 OL-1-2 SP-2 PB09-01117 SR-165-2 398.6 <MDA <MDA <MDA <MDA 0% N/A 5.80E-02 5.65E-02 OL-1-2 SP-3 PB09-01118 SR-165-3 390.5 <MDA <MDA <MDA <MDA 0% N/A 3.65E-02 5.57E-02 OL-1-2 SP4 PB09-01119 SR-165-4 488.2 9.59E-02 4.01E-02 <MDA <MDA 1% N/A 4.81 E-02 OL-1-2 SP-5 PB09-01120 SR-165-5 503.0 <MDA <MDA <MDA <MDA 0% N/A 4.37E-02 4.48E-02 OL-1-2 SP-6 PB09-01122 SR-165-6 459.6 4.28E-01 1.05E-01 <MDA <MDA 4% N/A 4.73E-02 OL-1-2 SP-7 PB09-01123 SR-165-7 412.4 <MDA <MDA <MDA <MDA 0% N/A 3.64E-02 5.69E-02 OL-1-2 SP-8 PB09-01124 SR-165-8 404.5 <MDA <MDA <MDA <MDA 0% N/A 4.43E-02 5.57E-02 OL-1-2 SP-9 PB09-01125 SR-165-9 388.6 <MDA <MDA <MDA <MDA 0% N/A 3.67E-02 5.59E-02 OL-1-2 SP-10 PB09-01126 SR-165-10 482.0 <MDA <MDA <MDA <MDA 0% N/A 3.11E-02 4.86E-02 OL-1-2 SP-1I PB09-01127 SR-165-11 461.0 <MDA <MDA <MDA <MDA 0% N/A 5.10E-02 4.86E-02 OL-1-3 SP-1 PB09-02115 SR-176-196 350.2 <MDA <MDA <MDA <MDA 0% N/A 8.57E-02 1.34E-01 OL-1-3 SP-2 PB09-02116 SR-176-197 408.1 <MDA <MDA <MDA <MDA 0% N/A 6.95E-02 1.10E-01 OL-1 -3 SP-3 PB09-02117 SR-176-198 379.5 <MDA <MDA <MDA <MDA 0% N/A 7.91 E-02 1.24E-01 OL-1-3 SP4 PB09-02118 SR-176-199 393.3 <MDA <MDA <MDA <MDA 0% N/A 7.21E-02 1.15E-01 OL-1-3 SP-5 PB09-02119 SR-176-200 376.7 <MDA <MDA <MDA <MDA 0% N/A 7.96E-02 1.25E-01 OL-1-3 SP-6 PB09-02120 SR-176-201 426.0 <MDA <MDA <MDA <MDA 0% N/A 6.66E-02 1.08E-01 OL-1-3 SP-7 PB09-02122 SR-176-203 384.8 1.90E-01 8.99E-02 <MDA <MDA 2% N/A 1.22E-01 OL-1-3 SP-8 PB09-02123 SR-176-204 428.9 <MDA <MDA <MDA <MDA 0% N/A 6.99E-02 1.09E-01 OL-1-3 SP-9 PB09-02124 SR-176-205 397.7 <MDA <MDA <MDA <MDA 0% N/A 7.13E-02 1.33E-01 OL-1-3 SP-10 PB09-02125 SR-176-206 375.8 <MDA <MDA <MDA <MDA 0% N/A 8.76E-02 1.25E-01 OL-1-3 SP-1 1 PB09-02126 SR-1 76-207 363.8 <MDA <MDA <MDA <MDA 0% N/A 7.59E-02 1.24E-01

APPENDIX C Plum Brook Reactor Facility FSSR, Attachment 7 FINAL STATUS SURVEY Appendix C, Rev. 0, Page 4 of 17 SOIL SAMPLE RESULTS CLASS I SOIL SAMPLE RESULTS Cs-137 Co-60 1

DCGL( ) 11.4 DCGL 3.7 DCGL(=) 14.7 DCGL 3.5 Cs-137 Co-60 31 DCGLT 11.82 DCGL 3.8 MDA MDA Location Sample Loa # Sample # Weight (g) pCi/g 2 pC/g 2I  % Unity Cs:Co pCi/ p.i/g OL-1-4 SP-1 PB09-01376 SR-169-13 369.1 <MDA <MDA <MDA <MDA 0% N/A 6.82E-02 6.36E-02 OL-1-4 SP-2 PB09-01377 SR-169-14 376.8 <MDA <MDA <MDA <MDA 0% N/A 7.57E-02 1.15E-01 OL-1-4 SP-3 PB09-01379 SR-169-16 374.4 <MDA <MDA <MDA <MDA 0% N/A 7.62E-02 1.16E-01 OL-1-4 SP-4 PB09-01380 SR-169-17 410.4 <MDA <MDA <MDA <MDA 0% N/A 8.66E-02 1.14E-01 OL-1-4 SP-5 PB09-01382 SR-169-18 375.1 5.83E-01 1.76E-01 1.00E+00 1.76E-01 31% N/A OL-1-4 SP-6 PB09-01383 SR-169-19 396.5 <MDA <MDA <MDA <MDA 0% N/A 1.01E-01 1.18E-01 OL-1-4 SP-7 PB09-01384 SR-169-20 387.7 <MDA <MDA <MDA <MDA 0% N/A 8.36E-02 1.12E-01 OL-1-4 SP-8 P809-01385 SR-169-21 402.0 <MDA <MDA <MDA <MDA 0% N/A 7.46E-02 1.17E-01 OL-1-4 SP-9 PB09-01386 SR-169-22 400.8 <MDA <MDA <MDA <MDA 0% N/A 7.12E-02 1.09E-01 OL-1-4 SP-10 PB09-01387 SR-169-23 381.3 <MDA <MDA <MDA <MDA 0% N/A 8.64E-02 1.23E-01 OL-1-4 SP-11 PB09-01388 SR-169-24 390.1 <MDA <MDA <MDA <MDA 0% N/A 7.31E-02 1.12E-01 OL-1-5 SP-1 PB09-02057 SR-176-1 402.1 <MDA <MDA <MDA <MDA 0% N/A 7.09E-02 1.08E-01 OL-1-5 SP-2 PB09-02058 SR-176-2 363.0 3.03E-01 1.17E-01 <MDA <MDA 3% N/A 1.29E-01 OL-1-5 SP-3 PB09-02059 SR-176-3 399.9 <MDA <MDA <MDA <MDA 0% N/A 7.79E-02 1.13E-01 OL-1-5 SP-4 PB09-02060 SR-176-4 380.8 <MDA <MDA <MDA <MDA 0% N/A 9.99E-02 1.14E-01 OL-1-5 SP-5 PB09-02062 SR-176-5 397.6 <MDA <MDA <MDA <MDA 0% N/A 1.13E-01 1.18E-01 OL-1-5 SP-6 PB09-02063 SR-176-6 405.0 <MDA <MDA <MDA <MDA 0% N/A 7.00E-02 1.11E-01 OL-1-5 SP-7 PB09-02064 SR-176-7 436.7 <MDA <MDA <MDA <MDA 0% N/A 6.87E-02 1.07E-01 OL-1-5 SP-8 PB09-02065 SR-176-8 383.9 <MDA <MDA <MDA <MDA 0% N/A 7.43E-02 1.13E-01 OL-1-5 SP-9 PB09-02066 SR-176-9 366.8 <MDA <MDA <MDA <MDA 0% N/A 7.78E-02 1.19E-01 OL-1-5 SP-10 PB09-02067 SR-176-10 404.4 <MDA <MDA <MDA <MDA 0% N/A 7.42E-02 1.16E-01 OL-1-5 SP-11 PB09-02068 SR-176-11 415.9 <MDA <MDA <MDA <MDA 0% N/A 6.82E-02 1.08E-01 OL-1-6 SP-1 PB09-04922 SR-204-1 427.5 <MDA <MDA <MDA <MDA 0% N/A 6.67E-02 1.02E-01 OL-1-6 SP-2 PB09-04923 SR-204-2 345.1 <MDA <MDA <MDA <MDA 0% N/A 8.27E-02 1.26E-01 OL-1-6 SP-3 PB09-04924 SR-204-3 441.0 <MDA <MDA <MDA <MDA 0% N/A 6.47E-02 9.86E-02 OL-1-6 SP-4 PB09-04925 SR-204-4 312.1 <MDA <MDA <MDA <MDA 0% N/A 9.09E-02 1.44E-01 OL-1-6 SP-5 PB09-04926 SR-204-5 375.8 <MDA <MDA <MDA <MDA 0% N/A 7.59E-02 1.16E-01 OL-1-6 SP-6 PB09-04927 SR-204-6 341.5 <MDA <MDA <MDA <MDA 0% N/A 8.78E-02 1.37E-01 OL-1-6 SP-7 PB09-04928 SR-204-7 424.6 <MDA <MDA <MDA <MDA 0% N/A 1.02E-01 1.02E-01 OL-1-6 SP-8 PB09-04929 SR-204-8 457.3 <MDA <MDA <MDA <MDA 0% N/A 7.20E-02 1.03E-01 OL-1-6 SP-9 PB09-04930 SR-204-9 384.9 <MDA <MDA <MDA <MDA 0% N/A 7.41 E-02 1.13E-01 OL-1-6 SP-10 P809-04931 SR-204-10 357.5 <MDA <MDA <MDA <MDA 0% N/A 8.39E-02 1.31E-01 OL-1-6 SP-11 PB09-04932 SR-204-1 1 378.0 <MDA <MDA <MDA <MDA 0% N/A 7.55E-02 I 115E-01

APPENDIX C Plum Brook Reactor Facility FSSR, Attachment 7 FINAL STATUS SURVEY Appendix C, Rev. 0, Page 5 of 17 SOIL SAMPLE RESULTS CLASS I SOIL SAMPLE RESULTS Cs-137 Co-60 DCGL111 11.4 DCGL 3.7 DCGL(21 14.7 DCGL 3.5 Cs-137 Co-60 DCGL 11.82 DCGL 3.8 MDA MDA Location Sample Loa # Sample # Weivht (g) pCi/g 2 pCUg 2  % Unity Cs:Co gi pci/l OL-1-7 SP-1 PB10-01504 SR-237-1 380.3 <MDA <MDA <MDA <MDA 0% N/A 7.46E-02 1.19E-01 OL-1-7 SP-2 PB10-01505 SR-237-2 456.1 <MDA <MDA <MDA <MDA 0% N/A 6.03E-02 9.67E-02 OL-1-7 SP-3 PB10-01506 SR-237-3 458.7 <MDA <MDA <MDA <MDA 0% N/A 6.19E-02 9.83E-02 OL-1-7 SP-4 PB10-01507 SR-237-4 383.9 <MDA <MDA <MDA <MDA 0% N/A 7.17E-02 1.15E-01 OL-1-7 SP-5 PB10-01508 SR-237-5 427.5 <MDA <MDA <MDA <MDA 0% N/A 6.64E-02 1.06E-01 OL-1-7 SP-6 PB10-01509 SR-237-6 450.8 <MDA <MDA <MDA <MDA 0% N/A 4.27E-02 4.89E-02 OL-1-7 SP-7 PB10-01510 SR-237-7 433.8 <MDA <MDA <MDA <MDA 0% N/A 6.54E-02 1.04E-01 OL-1-7 SP-8 PB10-01511 SR-237-8 451.5 <MDA <MDA <MDA <MDA 0% N/A 6.09E-02 9.77E-02 OL-1-7 SP-9 PB10-01512 SR-237-9 352.1 <MDA <MDA <MDA <MDA 0% N/A 8.06E-02 1.28E-01 OL-1-7 SP-10 PB10-01513 SR-237-10 380.9 <MDA <MDA <MDA <MDA 0% N/A 1.12E-01 1.16E-01 OL-1-7SP-11 PB10-01514 SR-237-11 398.7 <MDA <MDA <MDA <MDA 0% N/A 7.12E-02 1.13E-01 OL-1-8 SP-1 PB1O-01519 SR-237-13 403.7 <MDA <MDA <MDA <MDA 0% N/A 6.81E-02 1.09E-01 OL-1-8 SP-2 PB10-01522 SR-237-15 440.7 <MDA <MDA <MDA <MDA 0% N/A 8.74E-02 1.OOE-01 OL-1-8 SP-3 PB10-01523 SR-237-16 439.3 <MDA <MDA <MDA <MDA 0% N/A 8.15E-02 1.03E-01 OL-1-8 SP-4 PB10-01524 SR-237-17 380.3 <MDA <MDA <MDA <MDA 0% N/A 7.23E-02 1.16E-01 OL-1-8 SP-5 PB10-01525 SR-237-18 464.3 <MDA <MDA <MDA <MDA 0% N/A 6.11E-02 9.71 E-02 OL-1-8 SP-6 PB10-01526 SR-237-19 375.9 <MDA <MDA <MDA <MDA 0% N/A 7.32E-02 1.17E-01 OL-1-8 SP-7 PB10-01527 SR-237-20 422.9 <MDA <MDA <MDA <MDA 0% N/A 6.71 E-02 1,07E-01 OL-1-8 SP-8 PB10-01528 SR-237-21 398.7 <MDA <MDA <MDA <MDA 0% N/A 6.90E-02 1.11E-01 OL-1-8 SP-9 PB10-01529 SR-237-22 375.0 <MDA <MDA <MDA <MDA 0% N/A 7.57E-02 1.20E-01 OL-1-8 SP-10 PB10-01530 SR-237-23 378.0 <MDA <MDA <MDA <MDA 0% N/A 7.28E-02 1.17E-01 OL-1-8 SP-11 PB10-01531 SR-237-24 411.0 <MDA <MDA <MDA <MDA 0% N/A 6.90E-02 1.1OE-01 OL-1-9 SP-1 PB10-01576 SR-237-25 329.9 <MDA <MDA <MDA <MDA 0% N/A 8.60E-02 1.37E-01 OL-1-9 SP-2 PB10-01577 SR-237-26 339.8 <MDA <MDA <MDA <MDA 0% N/A 8.1OE-02 1.30E-01 OL-1-9 SP-3 PB10-01579 SR-237-28 336.2 <MDA <MDA <MDA <MDA 0% N/A 8.18E-02 1.31E-01 OL-1-9 SP-4 PB10-01580 SR-237-29 319.8 <MDA <MDA <MDA <MDA 0% N/A 1.12E-01 1.41 E-01 OL-1-9 SP-5 PB10-01582 SR-237-30 420.7 <MDA <MDA <MDA <MDA 0% N/A 6.54E-02 1.05E-01 OL-1-9 SP-6 PB10-01583 SR-237-31 345.9 <MDA <MDA <MDA <MDA 0% N/A 8.20E-02 1.30E-01 OL-1-9 SP-7 PB10-01584 SR-237-32 325.7 <MBA <MDA <MDA <MDA 0% N/A 8.45E-02 1.35E-01 OL-1-9 SP-8 PB10-01585 SR-237-33 464.8 <MDA <MDA <MDA <MDA 0% N/A 6.10E-02 9.71E-02 OL-1-9 SP-9 PB10-01586 SR-237-34 420.2 <MDA <MDA <MDA <MDA 0% N/A 6.55E-02 1.05E-l1 OL-1-9 SP-10 PB10-01587 SR-237-35 420.0 <MDA <MDA <MDA <MDA 0% N/A 6.76E-02 1.07E-01 OL-1 -9 SP-1 1 PB10-01588 SR-237-36 444.2 <MDA <MDA <MDA <MDA 0% N/A I 6.19E-02 I 9.93E-02

APPENDIX C Plum Brook Reactor Facility FSSR, Attachment 7 FINAL STATUS SURVEY Appendix C, Rev. 0, Page 6 of 17 SOIL SAMPLE RESULTS CLASS I SOIL SAMPLE RESULTS Cs-137 Co-60 1

DCGL( ) 11.4 DCGL 3.7 DCGL(=) 14.7 DCGL 3.5 Cs-137 Co-60 31 DCGL( 11.82 DCGL 3.8 MDA MDA Location Saml Loa # Sample # Wei&ht (g) M/  % Unity Cs:Co pCi/g PCi/g OL-1-10 SP-1 P810-01869 SR-244 363.8 2.05E-01 9.19E-02 <MDA <MDA 1% N/A 1.21E-01 OL-1-10 SP-2 PB10-01870 SR-244 384.2 1.80E-01 8.74E-02 <MDA <MDA 1% N/A 1.23E-01 OL-1-10 SP-3 PB10-01871 SR-244 331.6 <MDA <MDA <MDA <MDA 0% N/A 8.56E-02 1.36E-01 OL-1-10 SP-4 PB10-01872 SR-244 430.8 <MDA <MDA <MDA <MDA 0% N/A 6.39E-02 1.02E-01 OL-1-10 SP-5 PB10-01873 SR-244 367.4 <MDA <MDA <MDA <MDA 0% N/A 8.16E-02 1.28E-01 OL-1-10 SP-6 PB10-01874 SR-244 380.6 1.62E-01 8.10E-02 <MDA <MDA 1% N/A 1.18E-01 OL-1-10 SP-7 PB10-01875 SR-244 401.1 <MDA <MDA <MDA <MDA 0% N/A 6.86E-02 1.10E-01 OL-1-10 SP-8 PB10-01876 SR-244 412.8 <MDA <MDA <MDA <MDA 0% N/A 7.26E-02 1.14E-01 OL-1-10 SP-9 PB10-01877 SR-244 457.2 <MDA <MDA <MDA <MDA 0% N/A 6.21E-02 9.86E-02 OL-1-10 SP-10 PB10-01878 SR-244 396.4 <MDA <MDA <MDA <MDA 0% N/A 6.94E-02 1.11E-01 OL-1-10SP-11 PB10-01879 SR-244 421.8 <MDA <MDA <MDA <MDA 0% N/A 7.11E-02 1.12E-01 OL-1-11 SP-1 PB10-01925 SR-237-37 425.0 <MDA <MDA <MDA <MDA 0% N/A 6.47E-02 1.04E-01 OL-1-11 SP-2 PB10-01926 SR-237-38 432.6 1.50E-01 7.53E-02 <MDA <MDA 1% N/A 1.09E-01 OL-1-11 SP-3 PB10-01927 SR-237-39 407.0 <MDA <MDA <MDA <MDA 0% N/A 6.97E-02 1.11E-01 OL-1-11 SP-4 PB10-01928 SR-237-40 375.3 <MDA <MDA <MDA <MDA 0% N/A 7.33E-02 1.18E-01 OL-1-11 SP-5 PB10-01929 SR-237-41 373.1 <MDA <MDA <MDA <MDA 0% N/A 8.03E-02 1.27E-01 OL-1-11 SP-6 PB10-01930 SR-237-42 387.4 <MDA <MDA <MDA <MDA 0% N/A 7.32E-02 1.16E-01 OL-1-11 SP-7 PB10-01931 SR-237-43 331.3 <MDA <MDA <MDA <MDA 0% N/A 1.42E-01 1.33E-01 OL-1-11 SP-8 PB10-01932 SR-237-44 376.0 <MDA <MDA <MDA <MDA 0% N/A 7.97E-02 1.26E-01 OL-1-11 SP-9 PB10-01933 SR-237-45 354.4 <MDA <MDA <MDA <MDA 0% N/A 8.01E-02 1.27E-01 OL-1-11 SP-10 PB10-01934 SR-237-46 382.6 <MDA <MDA <MDA <MDA 0% N/A 7.19E-02 1.15E-01 OL-1-11 SP-11 PB10-01935 SR-237-47 372.6 <MDA <MDA <MDA <MDA 0% N/A 8.05E-02 1.27E-01 OL-1-12 SP-1 PB10-01977 SR-237-49 400.4 <MDA <MDA <MDA <MDA 0% N/A 9.92E-02 1.13E-01 OL-1-12 SP-2 PB10-01979 SR-237-51 433.1 <MDA <MDA <MDA <MDA 0% N/A 6.55E-02 1.04E-01 OL-1-12 SP-3 PB10-01980 SR-237-52 448.6 <MDA <MDA <MDA <MDA 0% N/A 7.33E-02 1.05E-01 OL-1-12 SP-4 PB10-01982 SR-237-53 390.9 <MDA <MDA <MDA <MDA 0% N/A 7.63E-02 1.15E-01 OL-1-12 SP-5 PB10-01983 SR-237-54 420.7 <MDA <MDA <MDA <MDA 0% N/A 7.12E-02 1.12E-01 OL-1-12SP-6 PB10-01984 SR-237-55 402.0 <MDA <MDA <MDA <MDA 0% N/A 8.18E-02 1.17E-01 OL-1-12 SP-7 PB10-01985 SR-237-56 440.6 <MDA <MDA <MDA <MDA 0% N/A 6.44E-02 1.02E-01 OL-1-12 SP-8 PB10-01986 SR-237-57 420.7 <MDA <MDA <MDA <MDA 0% N/A 7.12E-02 1.12E-01 OL-1-12 SP-9 PB10-01987 SR-237-58 366.6 1.79E-01 8.67E-02 <MDA <MDA 2% N/A 1.23E-01 OL-1-12 SP-10 PB10-01988 SR-237-59 393.9 <MDA <MDA <MDA <MDA 0% N/A 7.61 E-02 1.20E-01 OL-1-12 SP-11 PB10-01989 SR-237-60 377.5 <MDA <MDA <MDA <MDA 0% N/A 7.52E-02 1.19E-01 OL-1-12 SP-12 PB10-01990 SR-237-61 342.8 <MDA <MDA <MDA <MDA 0% N/A 8.74E-02 1.38E-01

APPENDIX C Plum Brook Reactor Facility FSSR, Attachment 7 FINAL STATUS SURVEY Appendix C, Rev. 0, Page 7 of 17 SOIL SAMPLE RESULTS CLASS 1 SOIL SAMPLE RESULTS Cs-137 Co-60 DCGLt1 ' 11.4 DCGL 3.7 DCGL'2 ) 14.7 DCGL 3.5 Cs-137 Co-60 DCGLPt 11.82 DCGL 3.8 MDA MDA Location Sample Log # aM2Le-# Weight (g) pi 2*pig 2  % Unity Cs:Co pCi/g p22/g OL-1-13 SP-1 PB1O-02052 SR-237-62 436.3 <MDA <MDA <MDA <MDA 0% N/A 6.31E-02 1.01E-01 OL-1-13 SP-2 PBI0-02053 SR-237-63 402.6 <MDA <MDA <MDA <MDA 0% N/A 7.44E-02 1.17E-01 OL-1-13 SP-3 PB10-02054 SR-237-64 386.1 2.09E-01 9.15E-02 <MDA <MDA 2% N/A 1.17E-01 O1-1-13 SP-4 PB10-02055 SR-237-65 418.3 <MDA <MDA <MDA <MDA 0% N/A 6.58E-02 1.05E-01 OL-1-13 SP-5 PB10-02056 SR-237-66 454.3 <MDA <MDA <MDA <MDA 0% N/A 6.60E-02 1.04E-01 OL-1-13 SP-6 PB10-02057 SR-237-67 403.2 <MDA <MDA <MDA <MDA 0% N/A 8.04E-02 1.12E-01 OL-1-13 SP-7 PB10-02059 SR-237-69 440.6 <MDA <MDA <MDA <MDA 0% N/A 6.80E-02 1.07E-01 OL-1-13 SP-8 PB10-02060 SR-237-70 405.7 <MDA <MDA <MDA <MDA 0% N/A 6.99E-02 1.11E-01 OL-1-13 SP-9 PB10-02062 SR-237-71 414.7 <MDA <MDA <MDA <MDA 0% N/A 7.23E-02 1.14E-01 OL-1-13 SP-10 PB10-02063 SR-237-72 446.3 <MDA <MDA <MDA <MDA 0% N/A 6.36E-02 1.01E-01 OL-1-13 SP-11 PB10-02064 SR-237-73 445.5 <MDA <MDA <MDA <MDA 0% N/A 7.31 E-02 9.89E-02 OL-1-14 SP-1 PB10-02151 SR-237-74 360.8 2.65E-01 1.28E-01 <MDA <MDA 2% N/A 1.31 E-01 OL-1-14 SP-2 PB10-02152 SR-237-75 420.8 <MDA <MDA <MDA <MDA 0% N/A 1.04E-01 1.12E-01 OL-1-14 SP-3 PB10-02154 SR-237-77 440.6 <MDA <MDA <MDA <MDA 0% N/A 7.47E-02 1.07E-01 OL-1-14 SP-4 PB10-02155 SR-237-78 397.2 <MDA <MDA <MDA <MDA 0% N/A 7.55E-02 1.19E-01 OL-1-14 SP-5 PB10-02156 SR-237-79 350.1 <MDA <MDA <MDA <MDA 0% N/A 8.56E-02 1.35E-01 OL-1-14 SP-6 PB10-02157 SR-237-80 410.2 <MDA <MDA <MDA <MDA 0% N/A 7.31 E-02 1.15E-01 OL-1-14 SP-7 PB10-02158 SR-237-81 339.8 2.75E-01 1.15E-01 <MDA <MDA 2% N/A 1.39E-01 OL-1-14 SP-8 PB10-02136 SR-237-82 427.5 <MDA <MDA <MDA <MDA 0% N/A 7.01E-02 1.11E-01 OL-1-14 SP-9 PB10-02137 SR-237-83 447.4 <MDA <MDA <MDA <MDA 0% N/A 9.60E-02 1.06E-01 OL-1-14 SP-10 PB10-02138 SR-237-84 428.3 <MDA <MDA <MDA <MDA 0% N/A 7.OOE-02 1.10E-01 OL-1 -14 SP-11 PB10-02140 SR-237-85 405.7 <MDA <MDA <MDA <MDA 0% N/A 7.39E-02 1.17E-01 OL-1-15 SP-1 PB10-02185 SR-237-86 368.5 <MDA <MDA <MDA <MDA 0% N/A 1.49E-01 1.20E-01 OL-1-15 SP-2 PB10-02186 SR-237-87 418.4 <MDA <MDA <MDA <MDA 0% N/A 8.09E-02 1.09E-01 OL-1-15 SP-3 PB10-02187 SR-237-88 448.8 <MDA <MDA <MDA <MDA 0% N/A 6.68E-02 1.05E-01 OL-1-15 SP-4 PB10-02188 SR-237-89 411.3 <MDA <MDA <MDA <MDA 0% N/A 6.95E-02 1.11E-01 OL-1-15 SP-5 PB10-02189 SR-237-90 433.5 2.93E-01 1.01E-01 <MDA <MDA 2% N/A 1.02E-01 OL-1-15 SP-6 PB10-02190 SR-237-91 380.9 1.92E-01 9.07E-02 <MDA <MDA 2% N/A 1.24E-01 OL-1-15 SP-7 PB10-02191 SR-237-92 401.2 <MDA <MDA <MDA <MDA 0% N/A 7.13E-02 1.14E-01 OL-1-15 SP-8 PB10-02192 SR-237-93 340.7 <MDA <MDA <MDA <MDA 0% N/A 8.07E-02 1.29E-01 OL-1-15 SP-9 PB10-02193 SR-237-94 362.5 <MDA <MDA <MDA <MDA 0% N/A 8.27E-02 1.30E-01 OL-1-15 SP-10 PB10-02194 SR-237-95 377.9 <MDA <MDA <MDA <MDA 0% N/A 5.05E-02 6.03E-02 OL-1-15, SP-11 PB10-02196 SR-237-97 430.1 <MDA <MDA <MDA <MDA 0% N/A 6.97E-02 1.10E-01

APPENDIX C Plum Brook Reactor Facility FSSR, Attachment 7 FINAL STATUS SURVEY Appendix C, Rev. 0, Page 8 of 17 SOIL SAMPLE RESULTS CLASS I SOIL SAMPLE RESULTS CS-137 Co-60 DCGL(') 11.4 DCGL 3.7 DCGL 1 4.7 DCGL 3.5 Cs-137 Co-sO DCGL7W 11.82 DCGL 3.8 MDA MDA Location Sample Lou # Sample # Weight (g) pCLY" 2- pCi/1 2 %Unity Cs:Co E p.Ci/

OL-1-16 SP-1 PB10-02371 SR-237-98 391.9 <MDA <MDA <MDA <MDA 0% N/A 7.65E-02 1.20E-01 OL-1-16 SP-2 PB10-02372 SR-237-99 419.5 <MDA <MDA <MDA <MDA 0% N/A 6.82E-02 1.09E-01 OL-1-16 SP-3 PB10-02373 SR-237-100 410.8 <MDA <MDA <MDA <MDA 0% N/A 6.96E-02 1.11E-01 OL-1-16 SP-4 PB10-02374 SR-237-101 378.3 <MDA <MDA <MDA <MDA 0% N/A 7.56E-02 1.21E-01 OL-1-16 SP-5 PB10-02375 SR-237-102 449.1 <MDA <MDA <MDA <MDA 0% N/A 6.37E-02 1.02E-01 OL-1-16 SP-6 PB10-02376 SR-237-103 401.0 2.45E-01 1.20E-01 <MDA <MDA 2% N/A 1.18E-01 OL-1-16 SP-7 PB10-02377 SR-237-104 453.3 <MDA <MDA <MDA <MDA 0% N/A 6.31E-02 1.01E-01 OL-1-16 SP-8 PB10-02378 SR-237-105 438.3 <MDA <MDA <MDA <MDA 0% N/A 6.84E-02 1.08E-01 OL-1-16 SP-9 PB10-02379 SR-237-106 431.3 <MDA <MDA <MDA <MDA 0% N/A 6.63E-02 1.06E-01 OL-1-16 SP-10 PB10-02380 SR-237-107 385.7 3.69E-01 1.25E-01 <MDA <MDA 3% N/A 1.22E-01 OL-1-16SP-11 PB10-02382 SR-237-108 379.9 <MDA <MDA <MDA <MDA 0% N/A 7.53E-02 1.20E-01 OL-1-17 SP-1 PB10-02826 SR-237-110 399.3 <MDA <MDA <MDA <MDA 0% N/A 7.51E-02 1.18E-01 OL-1-17 SP-2 PB10-02828 SR-237-112 407.5 <MDA <MDA <MDA <MDA 0% N/A 7.36E-02 1.16E-01 OL-1-17 SP-3 PB10-02829 SR-237-113 316.5 <MDA <MDA <MDA <MDA 0% N/A 9.47E-02 1.49E-01 OL-1-17 SP4 PB10-02830 SR-237-114 385.0 <MDA <MDA <MDA <MDA 0% N/A 1.02E-01 1.19E-01 OL-1-17 SP-5 PB10-02831 SR-237-115 390.2 2.40E-01 1.OOE-01 <MDA <MDA 2% N/A 1.21E-01 OL-1-17 SP-6 PB10-02832 SR-237-116 360.1 <MDA <MDA <MDA <MDA 0% N/A 7.94E-02 1.27E-01 OL-1-17 SP-7 PB10-02833 SR-237-117 450.0 2.62E-01 9.76E-02 <MDA <MDA 2% NIA 1.05E-01 OL-1-17 SP-8 PB10-02834 SR-237-118 314.2 <MDA <MDA <MDA <MDA 0% N/A 1.21E-01 1.45E-01 OL-1-17 SP-9 PBIO-02835 SR-237-119 445.6 <MDA <MDA <MDA <MDA 0% N/A 6.73E-02 1.06E-01 OL-1-17 SP-10 PB10-02836 SR-237-120 394.9 1.87E-01 8.58E-02 <MDA <MDA 2% N/A 1.16E-01 OL-1-17 SP-1 1 PB10-02837 SR-237-121 398.8 <MDA <MDA <MDA <MDA 0% N/A 3.76E-02 5.93E-02 OL-1-18 SP-1 PB10-03300 SR-237-146 399.5 <MDA <MDA <MDA <MDA 0% N/A 7.50E-02 1.18E-01 OL-1-18 SP-2 PB10-03302 SR-237-147 439.9 <MDA <MDA <MDA <MDA 0% N/A 6.50E-02 1.04E-01 OL-1-18 SP-3 PB10-03304 SR-237-149 414.7 <MDA <MDA <MDA <MDA 0% N/A 6.90E-02 1.10E-01 OL-1-18 SP4 PB10-03305 SR-237-150 424.6 <MDA <MDA <MDA <MDA 0% N/A 7.06E-02 1.11E-01 OL-1-18 SP-5 PB10-03306 SR-237-151 429.1 <MDA <MDA <MDA <MDA 0% N/A 6.66E-02 1.06E-01 OL-1-18 SP-6 PB10-03307 SR-237-152 418.1 <MDA <MDA <MDA <MDA 0% N/A 1.11E-01 1.13E-01 OL-1-18 SP-7 PB10-03308 SR-237-153 402.8 <MDA <MDA <MDA <MDA 0% N/A 7.1OE-02 1.13E-01 01-1-18 SP-8 PB10-03309 SR-237-154 349.4 <MDA <MDA <MDA <MDA 0% N/A 8.18E-02 1.31E-01 OL-1-18 SP-9 P810-03310 SR-237-155 381.5 <MDA <MDA <MDA <MDA 0% N/A 7.86E-02 1.24E-01 OL-1-18 SP-10 PB10-03311 SR-237-156 377.3 <MDA <MDA <MDA <MDA 0% N/A 7.58E-02 1.21E-01

APPENDIX C Plum Brook Reactor Facility FSSR, Attachment 7 Appendix C, Rev. 0, Page 9 of 17 FINAL STATUS SURVEY SOIL SAMPLE RESULTS CLASS I SOIL SAMPLE RESULTS Cs-137 Co-60 DCGL(1 ) 11.4 DCGL 3.7 DCGL1 2' 14.7 DCGL 3.5 Cs-137 Co-60 DCGL'3 ) 11.82 DCGL 3.8 MDA MDA Location Sample Log # Sample # Weight (q) pZ/g 2T p/g 2r- % Unity Cs:Co pC*g1 pCi/g OL-1-18 SP-11 PB10-03312 SR-237-157 442.5 <MDA <MDA <MDA <MDA 0% N/A 6.77E-02 1.07E-01 OL-1-19 SP-1 PB10-03106 SR-237-122 402.1 <MDA <MDA <MDA <MDA 0% N/A 1.36E-01 1.17E-01 OL-1-19 SP-2 PB10-03107 SR-237-123 429.0 <MDA <MDA <MDA <MDA 0% N/A 6.67E-02 1.06E-01 OL-1-19 SP-3 PB10-03109 SR-237-125 441.4 <MDA <MDA <MDA <MDA 0% NIA 6.48E-02 1.03E-01 OL-1-19 SP-4 PB10-03110 SR-237-126 432.1 <MDA <MDA <MDA <MDA 0% N/A 6.94E-02 1.09E-01 OL-1-19 SP-5 PB10-03111 SR-237-127 422.8 1.56E-01 7.58E-02 <MDA <MDA 1% NIA 1.08E-01 OL-1-19 SP-6 PB10-03112 SR-237-128 415.8 1.66E-01 8.08E-02 <MDA <MDA 1% N/A 1.14E-01 OL-1-19 SP-7 PB10-03113 SR-237-129 383.2 <MDA <MDA <MDA <MDA 0% N/A 1.33E-01 1.19E-01 OL-1-19 SP-8 PB10-03114 SR-237-130 434.4 1.83E-01 5.87E-02 <MDA <MDA 2% N/A 5.44E-02 OL-1-19 SP-9 PB10-03115 SR-237-131 429.7 <MDA <MDA <MDA <MDA 0% N/A 6.66E-02 1.06E-01 OL-1-19SP-10 PB10-03116 SR-237-132 428.3 <MDA <MDA <MDA <MDA 0% N/A 6.68E-02 1.07E-01 OL-1-19 SP-11 PB10-03117 SR-237-133 440.3 <MDA <MDA <MDA <MDA 0% N/A 6.81E-02 1.07E-01 OL-1-20 SP-1 PB10-03259 SR-237-134 377.6 <MDA <MDA <MDA <MDA 0% N/A 7.29E-02 1.17E-01 OL-1-20 SP-2 PB10-03260 SR-237-135 348.0 <MDA <MDA <MDA <MDA 0% N/A 8.61E-02 1.36E-01 OL-1-20 SP-3 PB10-03263 SR-237-137 320.6 <MDA <MDA <MDA <MDA 0% N/A 8.58E-02 1.37E-01 OL-1-20 SP-4 PB1O-03264 SR-237-138 405.7 <MDA <MDA <MDA <MDA 0% N/A 7.39E-02 1.16E-01 OL-1-20 SP-5 PB10-03265 SR-237-139 388.2 <MDA <MDA <MDA <MDA 0% N/A 3.68E-02 5.87E-02 OL-1-20 SP-6 PB10-03266 SR-237-140 380.5 <MDA <MDA <MDA <MDA 0% N/A 7.23E-02 1.16E-01 OL-1-20 SP-7 PB10-03267 SR-237-141 326.1 <MDA <MDA <MDA <MDA 0% N/A 9.19E-02 1.45E-01 OL-1-20 SP-8 PB10-03268 SR-237-142 423.8 <MDA <MDA <MDA <MDA 0% N/A 7.07E-02 1.11E-01 O1-1-20 SP-9 PB10-03269 SR-237-143 359.4 <MDA <MDA <MDA <MDA 0% N/A 8.34E-02 1.31E-01 OL-1-20 SP-10 PB10-03270 SR-237-144 345.3 <MDA <MDA <MDA <MDA 0% N/A 8.68E-02 1.37E-01 OL-1-20 SP-1 1 PB10-03271 SR-237-145 339.6 <MDA <MDA <MDA <MDA 0% N/A 8.83E-02 1.39E-01 OL-1-21 SP-1 PB10-03511 SR-237-158 436.9 <MDA <MDA <MDA <MDA 0% N/A 6.54E-02 1.04E-01 OL-1-21 SP-2 PB10-03512 SR-237-159 353.3 <MDA <MDA <MDA <MDA 0% N/A 8.55E-02 1.25E-01 OL-1-21 SP-3 PB10-03514 SR-237-161 348.7 <MDA <MDA <MDA <MDA 0% N/A 9.34E-02 1.26E-01 OL-1-21 SP-4 PB10-03515 SR-237-162 396.4 <MDA <MDA <MDA <MDA 0% N/A 7.21E-02 1.15E-01 OL-1-21 SP-5 PB10-03516 SR-237-163 438.0 <MDA <MDA <MDA <MDA 0% N/A 6.28E-02 1.01E-01 OL-1-21 SP-6 PB10-03517 SR-237-164 360.7 <MDA <MDA <MDA <MDA 0% N/A 7.93E-02 1.26E-01 OL-1-21 SP-7 PB10-03518 SR-237-165 393.1 <MDA <MDA <MDA <MDA 0% N/A 7.OOE-02 1.12E-01 OL-1-21 SP-8 PB10-03519 SR-237-166 331.8 <MDA <MDA <MDA <MDA 0% N/A 8.62E-02 1.37E-01 OL-1-21 SP-9 PB10-03520 SR-237-167 395.3 2.36E-01 9.46E-02 <MDA <MDA 2% N/A 1.11 E-01 OL-1-21 SP-10 PB1O-03522 SR-237-168 450.8 <MDA <MDA <MDA <MDA 0% N/A 6.34E-02 1.01E-01 OL-1-21 SP-11 PB10-03523 SR-237-169 368.9 <MDA <MDA <MDA <MDA 0% N/A 7.46E-02 1.19E-01

APPENDIX C Plum Brook Reactor Facility FSSR, Attachment 7 FINAL STATUS SURVEY Appendix C, Rev. 0, Page 10 of 17 SOIL SAMPLE RESULTS CLASS 1 SOIL SAMPLE RESULTS Cs-137 Co-60 DCGL) 11.4 DCGL 3.7 DCGL7__ 147 DCGL 3.5 Cs-137 Co-60 DCGLf3f 11.82 DCGL 3.8 MDA MDA Location SampIe Lo # Sample # Weight (a) gpC, 2a  % Unity Cs:Co pCi/g pClg OL-1-22 SP-1 PB10-03700 SR-237-194 329.5 <MDA <MDA <MDA <MDA 0% N/A 9.10E-02 1.43E-01 OL-1-22 SP-2 PB10-03711 SR-237-195 332.9 <MDA <MDA <MDA <MDA 0% N/A 8.59E-02 1.37E-01 OL-1-22 SP-3 PB10-03712 SR-237-196 381.0 <MDA <MDA <MDA <MDA 0% N/A 7.51E-02 1.20E-01 OL-1-22 SP-4 PB10-03713 SR-237-197 404.0 <MDA <MDA <MDA <MDA 0% N/A 7.08E-02 1.13E-01 OL-1-22 SP-5 PB1O-03715 SR-237-199 392.1 <MDA <MDA <MDA <MDA 0% N/A 7.64E-02 1.20E-01 OL-1-22 SP-6 PB10-03716 SR-237-200 353.3 <MDA <MDA <MDA <MDA 0% N/A 8.09E-02 1.29E-01 OL-1-22 SP-7 PB10-03717 SR-237-201 372.9 <MDA <MDA <MDA <MDA 0% N/A 8.04E-02 1.27E-01 OL-1-22 SP-8 PB10-03718 SR-237-202 355.0 <MDA <MDA <MDA <MDA 0% N/A 8.06E-02 1.28E-01 OL-1-22 SP-9 PB10-03719 SR-237-203 376.5 <MDA <MDA <MDA <MDA 0% N/A 1.16E-01 1.25E-01 OL-1-22 SP-10 PB10-03720 SR-237-204 322.9 <MDA <MDA <MDA <MDA 0% N/A 1.01E-01 1.41E-01 OL-1-22 SP-11 PB10-03722 SR-237-205 347.5 <MDA <MDA <MDA <MDA 0% N/A 7.92E-02 1.27E-01 OL-1-23, SP-1 PBIO-03609 SR-237-170 446.6 <MDA <MDA <MDA <MDA 0% N/A 6.16E-02 9.88E-02 OL-1-23, SP-2 PB1O-03610 SR-237-171 399.9 <MDA <MDA <MDA <MDA 0% N/A 7.50E-02 1.18E-01 OL-1-23, SP-3 PB10-03611 SR-237-172 337.8 <MDA <MDA <MDA <MDA 0% N/A 1.83E-01 1.35E-01 OL-1-23, SP-4 PB10-03612 SR-237-173 452.5 <MDA <MDA <MDA <MDA 0% N/A 6.08E-02 9.75E-02 OL-1-23, SP-5 PB10-03613 SR-237-174 419.6 <MDA <MDA <MDA <MDA 0% N/A 7.14E-02 1.13E-01 OL-1-23, SP-6 PB10-03614 SR-237-175 415.3 <MDA <MDA <MDA <MDA 0% N/A 6.89E-02 1.10E-01 OL-1-23, SP-7 PB10-03615 SR-237-176 434.9 <MDA <MDA <MDA <MDA 0% N/A 6.33E-02 1.01E-01 OL-1-23, SP-8 PB10-03616 SR-237-177 463.8 <MDA <MDA <MDA <MDA 0% N/A 6.46E-02 1.02E-01 OL-1-23, SP-9 PB10-03617 SR-237-178 392.2 <MDA <MDA <MDA <MDA 0% N/A 7.29E-02 1.16E-01 OL-1-23, SP-10 PB10-03618 SR-237-179 436.4 <MDA <MDA <MDA <MDA 0% N/A 6.31E-02 1.01E-01 OL-1 -23, SP-1 1 PB10-03620 SR-237-181 441.9 <MDA <MDA <MDA <MDA 0% N/A 6.23E-02 9.98E-02 OL-1-24-SP-1 P810-03675 SR-237-182 389.6 <MDA <MDA <MDA <MDA 0% N/A 7.69E-02 1.21E-01 OL-1-24-SP-2 PB10-03676 SR-237-183 391.0 <MDA <MDA <MDA <MDA 0% N/A 7.31 E-02 1.17E-01 OL-1-24-SP-3 PB10-03678 SR-237-185 392.2 <MDA <MDA <MDA <MDA 0% N/A 7.29E-02 1.16E-01 OL-1-24-SP-4 PB10-03679 SR-237-186 380.1 1.71E-01 8.57E-02 <MDA <MDA 1% N/A 1.24E-01 OL-1-24-SP-5 PB10-03680 SR-237-187 421.4 2.95E-01 1.30E-01 <MDA <MDA 2% N/A 1.08E-01 OL-1-24-SP-6 PB10-03682 SR-237-188 386.0 <MDA <MDA <MDA <MDA 0% N/A 7.76E-02 1.22E-01 OL-1-24-SP-7 PB10-03683 SR-237-189 450.5 <MDA <MDA <MDA <MDA 0% N/A 6.35E-02 1.01E-01 OL-1-24-SP-8 PB10-03684 SR-237-190 379.1 <MDA <MDA <MDA <MDA 0% N/A 7.91E-02 1.25E-01 OL-1-24-SP-9 P810-03685 SR-237-191 366.9 <MDA <MDA <MDA <MDA 0% N/A 7.79E-02 1.24E-01 OL-1-24-SP-10 PB10-03686 SR-237-192 390.0 <MDA <MDA <MDA <MDA 0% N/A 7.68E-02 1.21 E-01 OL-1-24-SP-11 PB10-03687 SR-237-193 383.5 <MDA <MDA <MDA <MDA 0% N/A 7.46E-02 1.19E-01

APPENDIX C Plum Brook Reactor Facility FSSR, Attachment 7 FINAL STATUS SURVEY Appendix C, Rev. 0, Page 11 of 17 SOIL SAMPLE RESULTS CLASS 1 SOIL SAMPLE RESULTS Cs-137 Co-60 DCGL!) 11.4 DCGL 3.7 DCGLF-T 1 31 14.7 DCGL 3.5 Cs-137 Co-60 DCGL 11.82 DCGL 3.8 MDA MDA Location Sampe Lo # Sam& e # Weight (g p

___2W__ ________  % Unity Cs:Co **ig~ Z L OL-1-25 SP-1 PB10-03800 SR-237-206 322.8 <MDA <MDA <MDA <MDA 0% N/A 1.51E-01 1.41E-01 OL-1-25 SP-2 PBIO-03802 SR-237-207 341.1 8.80E-01 2.22E-01 <MDA <MDA 7% N/A 1.34E-01 OL-1-25 SP-3 PB10-03803 SR-237-208 332.4 <MDA <MDA <MDA <MDA 0% N/A 8.60E-02 1,37E-01 OL-1-25 SP-4 PB10-03804 SR-237-209 325.9 <MDA <MDA <MDA <MDA 0% N/A 8.77E-02 1.40E-01 OL-1-25 SP-5 PB10-03806 SR-237-211 425.6 4.01E-01 1.24E-01 <MDA <MDA 3% N/A 1.11E-01 OL-1-25 SP-6 PB10-03807 SR-237-212 317.0 <MDA <MDA <MDA <MDA 0% N/A 9.90E-02 1.44E-01 OL-1-25 SP-7 PB10-03808 SR-237-213 355.9 <MDA <MDA <MDA <MDA 0% N/A 8.42E-02 1.33E-01 OL-1-25 SP-8 PB10-03809 SR-237-214 348.7 <MDA <MDA <MDA <MDA 0% N/A 8.20E-02 1.31E-01 OL-1-25 SP-9 PB10-03810 SR-237-215 349.2 <MDA <MDA <MDA <MDA 0% N/A 8.58E-02 1.35E-01 OL-1-25 SP-10 PB10-03811 SR-237-216 368.7 2.21E-01 9.66E-02 <MDA <MDA 2% N/A 1.24E-01 OL-1-25 SP-11 PB10-03812 SR-237-217 453.9 <MDA <MDA <MDA <MDA 0% N/A 6.60E-02 1.04E-01 OL-1-26 SP-1 PB10-04146 SR-279-1 375.3 <MDA <MDA <MDA <MDA 0% N/A 7.33E-02 1.17E-01 OL-1-26 SP-2 PB10-04147 SR-279-2 382.6 <MDA <MDA <MDA <MDA 0% N/A 7.83E-02 1.23E-01 OL-1-26 SP-3 PB10-04149 SR-279-4 384.1 <MDA <MDA <MDA <MDA 0% N/A 7.80E-02 1.23E-01 OL-1-26 SP-4 PB10-04150 SR-279-5 400.0 <MDA <MDA <MDA <MDA 0% N/A 8.68E-02 1.10E-01 OL-1-26 SP-5 PB10-04151 SR-279-6 461.7 <MDA <MDA <MDA <MDA 0% N/A 6.49E-02 1.02E-01 OL-1-26 SP-6 PB10-04152 SR-279-7 417.3 <MDA <MDA <MDA <MDA 0% N/A 6.59E-02 1.06E-01 OL-1-26 SP-7 PB10-04153 SR-279-8 424.0 <MDA <MDA <MDA <MDA 0% N/A 7.07E-02 1.11 E-01 OL-1-26 SP-8 PB10-04154 SR-279-9 447.5 <MDA <MDA <MDA <MDA 0% N/A 6.15E-02 9.85E-02 OL-1-26 SP-9 PB10-04155 SR-279-10 383.1 <MDA <MDA <MDA <MDA 0% N/A 7.82E-02 1.23E-01 OL-1-26 SP-10 PB10-04156 SR-279-11 340.7 <MDA <MDA <MDA <MDA 0% N/A 8.39E-02 1.34E-01 OL-1-26 SP-1 1 PB10-04157 SR-279-12 342.1 <MDA <MDA <MDA <MDA 0% N/A 9.52E-02 1.29E-01 OL-1-26 SP-12 PB10-04158 SR-279-13 338.0 <MDA <MDA <MDA <MDA 0% N/A 1.12E-01 1.40E-01 O1-1-33 SP-1 PB10-04193 SR-237-230 399.8 <MDA <MDA <MDA <MDA 0% N/A 6.88E-02 1.10E-01 OL-1-33 SP-2 PB10-04194 SR-237-231 391.7 <MDA <MDA <MDA <MDA 0% N/A 7.65E-02 1.21E-01 OL-1-33 SP-3 PB10-04195 SR-237-232 336.0 <MDA <MDA <MDA <MDA 0% N/A 8.51E-02 1.36E-01 OL-1-33 SP-4 PB10-04196 SR-237-233 384.3 <MDA <MDA <MDA <MDA 0% N/A 9.03E-02 1.15E-01 OL-1-33 SP-5 PB10-04197 SR-237-234 368.6 <MDA <MDA <MDA <MDA 0% N/A 8.13E-02 1.28E-01 OL-1-33 SP-6 PB10-04198 SR-237-235 460.4 <MDA <MDA <MDA <MDA 0% N/A 6.21 E-02 9.90E-02 OL-1-33 SP-7 PB10-04199 SR-237-236 460.4 <MDA <MDA <MDA <MDA 0% N/A 6.51 E-02 1.03E-01 OL-1-33 SP-8 PB10-04200 SR-237-237 367.3 <MDA <MDA <MDA <MDA 0% N/A 7.49E-02 1.20E-01 OL-1-33 SP-9 PB10-04202 SR-237-238 416.9 <MDA <MDA <MDA <MDA 0% N/A 7.53E-02 1.09E-01 OL-1-33 SP-10 PB10-04203 SR-237-239 424.0 1.67E-01 7.69E-02 <MDA <MDA 1% N/A 1.04E-01 OL-1-33 SP-11 PB10-04204 SR-237-240 387.1 <MDA <MDA <MDA <MDA 0% N/A 7.74E-02 1.22E-01

APPENDIX C Plum Brook Reactor Facility FSSR, Attachment 7 FINAL STATUS SURVEY Appendix C, Rev. 0, Page 12 of 17 SOIL SAMPLE RESULTS CLASS 1 SOIL SAMPLE RESULTS Cs-137 Co-60 DCGL111 11.4 DCGL 3.7 DCGLO7 14.7 DCGL 3.5 Cs-137 Co-60 DCGL739 11.82 DCGL 3.8 MDA MDA Location Sample Log # Sample # Weil1ht pCi/g 2 pCIog 2  % Unity Cs:Co L&. Pug OL-1-34 SP-1 PB10-04168 SR-237-218 352.7 1.91E-01 8.99E-02 <MDA <MDA 2% N/A 1.25E-01 OL-1-34 SP-2 PBIO-04169 SR-237-219 335.1 <MDA <MDA <MDA <MDA 0% N/A 8.53E-02 1.36E-01 OL-1-34 SP-3 PB10-04171 SR-237-221 453.9 <MDA <MDA <MDA <MDA 0% N/A 6.30E-02 1.00E-01 OL-1-34 SP4 PBIO-04172 SR-237-222 321.4 <MDA <MDA <MDA <MDA 0% N/A 8.56E-02 1.37E-01 OL-1-34 SP-5 PBIO-04173 SR-237-223 406.7 <MDA <MDA <MDA <MDA 0% N/A 7.03E-02 1.12E-01 OL-1-34 SP-6 PB10-04174 SR-237-224 462.0 <MDA <MDA <MDA <MDA 0% N/A 5.95E-02 9.54E-02 OL-1-34 SP-7 PB10-04175 SR-237-225 388.2 <MDA <MDA <MDA <MDA 0% N/A 7.37E-02 1.17E-01 OL-1-34 SP-8 PB10-04176 SR-237-226 332.1 <MDA <MDA <MDA <MDA 0% N/A 8.28E-02 1.33E-01 OL-1-34 SP-9 PB10-04177 SR-237-227 453.8 <MDA <MDA <MDA <MDA 0% N/A 6.30E-02 1.00E-01 OL-1-34 SP-10 PB10-04178 SR-237-228 422.2 <MDA <MDA <MDA <MDA 0% N/A 6.52E-02 1.04E-01 OL-1-34 SP-11 PB10-04179 SR-237-229 456.5 <MDA <MDA <MDA <MDA 0% N/A 6.26E-02 9.99E-02 OL-1-35 SP-1 PB10-04180 SR-237-242 394.4 <MDA <MDA <MDA <MDA 0% N/A 6.98E-02 1.12E-01 OL-1-35 SP-2 PB10-04182 SR-237-243 343.1 <MDA <MDA <MDA <MDA 0% N/A 1.33E-01 1.38E-01 OL-1-35 SP-3 PB10-04183 SR-237-244 447.9 <MDA <MDA <MDA <MDA 0% N/A 6.38E-02 1.02E-01 OL-1-35SP-4 PB10-04184 SR-237-245 395.4 <MDA <MDA <MDA <MDA 0% N/A 6.96E-02 1.11E-01 OL-1-35 SP-5 PB10-04185 SR-237-246 354.1 <MDA <MDA <MDA <MDA 0% N/A 8.46E-02 1.33E-01 OL-1-35 SP-6 PB10-04186 SR-237-247 364.7 <MDA <MDA <MDA <MDA 0% N/A 7.84E-02 1.25E-01 OL-1-35 SP-7 PB10-04187 SR-237-248 386.1 <MDA <MDA <MDA <MDA 0% N/A 7.13E-02 1.14E-01 OL-1-35 SP-8 PB10-04188 SR-237-249 397.4 <MDA <MDA <MDA <MDA 0% N/A 7.54E-02 1.19E-01 OL-1-35 SP-9 PB10-04189 SR-237-250 366.3 <MDA <MDA <MDA <MDA 0% N/A 7.81 E-02 1.24E-01 OL-1-35 SP-10 PB10-04190 SR-237-251 339.9 <MDA <MDA <MDA <MDA 0% N/A 8.09E-02 1.30E-01 OL-1-35 SP-11 PB10-04191 SR-237-252 322.6 <MDA <MDA <MDA <MDA 0% NIA 1.59E-01 1.46E-01 OL-1-36 SP-1 PB10-04235 SR-237-254 317.5 <MDA <MDA <MDA <MDA 0% N/A 8.67E-02 1.39E-01 OL-1-36 SP-2 PB10-04236 SR-237-255 330.4 <MDA <MDA <MDA <MDA 0% N/A 9.07E-02 1.43E-01 OL-1-36 SP-3 PB10-04237 SR-237-256 337.9 <MDA <MDA <MDA <MDA 0% NIA 8.14E-02 1.31E-01 OL-1-36 SP-4 PB10-04238 SR-237-257 392.6 1.76E-01 8.55E-02 <MDA <MDA 1% N/A 1.20E-01 OL-1-36 SP-5 PB10-04239 SR-237-258 456.9 <MDA <MDA <MDA <MDA 0% N/A 1.15E-01 9.65E-02 OL-1-36 SP-6 PB10-04240 SR-237-259. 391.4 <MDA <MDA <MDA <MDA 0% N/A 7.66E-02 1.21E-01 OL-1-36 SP-7 PB10-04242 SR-237-260 389.5 <MDA <MDA <MDA <MDA 0% N/A 7.06E-02 1.13E-01 OL-1-36 SP-8 PB10-04243 SR-237-261 314.4 3.1OE-01 1.27E-01 <MDA <MDA 3% N/A 1.50E-01 OL-1-36 SP-9 PB10-04244 SR-237-262 420.6 <MDA <MDA <MDA <MDA 0% N/A 7.13E-02 1.12E-01 OL-1-36 SP-10 PB10-04245 SR-237-263 338.8 <MDA <MDA <MDA <MDA 0% N/A 8.85E-02 1.39E-01 OL-1-36 SP-11 PB10-04246 SR-237-264 357.4 <MDA <MDA <MDA <MDA 0% N/A 8.39E-02 1.32E-01

APPENDIX C Plum Brook Reactor Facility FSSR, Attachment 7 FINAL STATUS SURVEY Appendix C, Rev. 0, Page 13 of 17 SOIL SAMPLE RESULTS CLASS I SOIL SAMPLE RESULTS Cs-137 Co-60 DCGL(') 11.4 DCGL 3.7 DCGL7'7_ 14.7 DCGL 3.5 Cs-137 Co-60 DCGL'3 - 11.82 DCGL 3.8 MDA MDA Location Sample Log # # Weight () 2 -Cs:Co %ample

__=___9# p iCo/ Uiy p9 OL-1-37 SP-1 PB10-04248 SR-237-266 358.1 <MDA <MDA <MDA <MDA 0% N/A 1.12E-01 1.23E-01 OL-1 -37 SP-2 PB10-04249 SR-237-267 438.5 <MDA <MDA <MDA <MDA 0% N/A 8.37E-02 1.01E-01 OL-1-37 SP-3 PB10-04251 SR-237-269 464.7 <MDA <MDA <MDA <MDA 0% N/A 5.92E-02 9.49E-02 OL-1-37 SP-4 PB10-04252 SR-237-270 436.0 <MDA <MDA <MDA <MDA 0% N/A 7.96E-02 1.01E-01 OL-1-37 SP-5 PB10-04253 SR-237-271 444.2 <MDA <MDA <MDA <MDA 0% N/A 7.33E-02 9.93E-02 OL-1-37 SP-6 PB10-04254 SR-237-272 349.2 <MDA <MDA <MDA <MDA 0% N/A 9.94E-02 1.26E-01 OL-1-37 SP-7 PB10-04255 SR-237-273 309.5 <MDA <MDA <MDA <MDA 0% N/A 1.30E-01 1.43E-01 OL-1-37 SP-8 PB1O-04256 SR-237-274 329.0 <MDA <MDA <MDA <MDA 0% N/A 1.OOE-01 1.08E-01 OL-1-37 SP-9 PB10-04257 SR-237-275 351.9 <MDA <MDA <MDA <MDA 0% N/A 8.58E-02 1.25E-01 OL-1-37 SP-10 PB1O-04258 SR-237-276 363.3 <MDA <MDA <MDA <MDA 0% N/A 8.25E-02 1.30E-01 OL-1-37 SP-11 PB10-04259 SR-237-277 357.5 <MDA <MDA <MDA <MDA 0% N/A 7.70E-02 1.23E-01 OL-1-38 SP-1 PB10-04260 SR-237-278 377.1 1.88E-01 8.64E-02 <MDA <MDA 2% N/A 1.17E-01 OL-1-38 SP-2 PB10-04262 SR-237-279 445.0 <MDA <MDA <MDA <MDA 0% N/A 6.74E-02 1.06E-01 OL-1-38 SP-3 PB10-04263 SR-237-280 371.7 <MDA <MDA <MDA <MDA 0% N/A 1.35E-01 1.19E-01 OL-1-38 SP-4 PB10-04264 SR-237-281 378.9 <MDA <MDA <MDA <MDA 0% N/A 7.91 E-02 1.25E-01 OL-1-38 SP-5 PB10-04266 SR-237-283 406.4 <MDA <MDA <MDA <MDA 0% N/A 7.38E-02 1.16E-01 OL-1-38 SP-6 PB10-04267 SR-237-284 454.8 <MDA <MDA <MDA <MDA 0% N/A 6.05E-02 9.70E-02 OL-1-38 SP-7 PB10-04268 SR-237-285 428.9 6.76E-01 1.72E-01 <MDA <MDA 6% N/A 1.10E-01 OL-1-38 SP-8 PBIO-04269 SR-237-286 315.5 <MDA <MDA <MDA <MDA 0% N/A 8.72E-02 1.40E-01 OL-1-38 SP-9 PB10-04270 SR-237-287 430.2 <MDA <MDA <MDA <MDA 0% N/A 6.97E-02 1.10E-01 OL-1-38 SP-10 PB10-04271 SR-237-288 465.0 2.81 E-01 9.53E-02 <MDA <MDA 2% N/A 9.49E-02 OL-1-38 SP-11 PB10-04272 SR-237-289 456.3 <MDA <MDA <MDA <MDA 0% N/A 8.82E-02 9.67E-02 OL-1-39 SP-1 PB1O-04426 SR-237-290 361.1 2.07E-01 9.26E-02 <MDA <MDA 2% N/A 1.22E-01 OL-1-39 SP-2 PB10-04427 SR-237-291 345.6 <MDA <MDA <MDA <MDA 0% N/A 8.67E-02 1.37E-01 OL-1-39 SP-3 PB10-04429 SR-237-293 418.7 <MDA <MDA <MDA <MDA 0% N/A 7.16E-02 1.13E-01 OL-1-39 SP-4 PB10-04430 SR-237-294 382.9 <MDA <MDA <MDA <MDA 0% N/A 7.47E-02 1.19E-01 OL-1-39 SP-5 PB10-04431 SR-237-295 353.7 <MDA <MDA <MDA <MDA 0% N/A 7.78E-02 1.25E-01 OL-1-39 SP-6 PB10-04432 SR-237-296 436.4 <MDA <MDA <MDA <MDA 0% N/A 6.87E-02 1.08E-01 OL-1-39 SP-7 PB10-04433 SR-237-297 371.9 2.71 E-01 1.07E-01 <MDA <MDA 2% N/A 1.23E-01 OL-1-39 SP-8 PB10-04434 SR-237-298 357.6 <MDA <MDA <MDA <MDA 0% N/A 1.1EE-01 1.23E-01 OL-1-39 SP-9 PB10-04435 SR-237-299 351.9 <MDA <MDA <MDA <MDA 0% N/A 1.25E-01 1.34E-01 OL-1-39 SP-10 PB10-04436 SR-237-300 352.0 <MDA <MDA <MDA <MDA 0% N/A 1.92E-01 1.30E-01 OL-1-39 SP-11 PB10-04437 SR-237-301 349.2 1.82E-01 8.83E-02 <MDA <MDA 2% N/A 1.26E-01

APPENDIX C Plum Brook Reactor Facility FSSR, Attachment 7 Appendix C, Rev. 0, Page 14 of 17 FINAL STATUS SURVEY SOIL SAMPLE RESULTS CLASS I SOIL SAMPLE RESULTS Cs-137 Co-60 DCGL() 11.4 DCGL 3.7 DCGLO' 14.7 DCGL 3.5 Cs-137 Co-60 DCGLf3 11.82 DCGL 3.8 MDA MDA Location Sample L # Sample# Weight p c  % Unity Cs:Co Pug . paig OL-1-40 SP-1 PB10-04520 SR-237-302 451.9 <MDA <MDA <MDA <MDA 0% N/A 6.09E-02 9.75E-02 OL-1-40 SP-2 PB1O-04523 SR-237-303 344.6 <MDA <MDA <MDA <MDA 0% N/A 6.52E-02 1.03E-01 OL-1-40 SP-3 PB10-04524 SR-237-304 377.9 <MDA <MDA <MDA <MDA 0% N/A 7.57E-02 1.21E-01 OL-1-40 SP-4 PB10-04525 SR-237-305 358.3 <MDA <MDA <MDA <MDA 0% N/A 7.68E-02 1.23E-01 OL-1-40 SP-5 PB10-04526 SR-237-306 356.0 <MDA <MDA <MDA <MDA 0% N/A 1.33E-01 1.33E-01 OL-1-40 SP-6 PB10-04527 SR-237-307 384.7 <MDA <MDA <MDA <MDA 0% N/A 1.06E-01 1.19E-01 OL-1-40 SP-7 PB10-04528 SR-237-308 410.4 <MDA <MDA <MDA <MDA 0% N/A 9.64E-02 8.05E-02 OL-1-40 SP-8 PB10-04529 SR-237-309 376.6 <MDA <MDA <MDA <MDA 0% N/A 7.96E-02 1.25E-01 OL-1-40 SP-9 PB10-04530 SR-237-310 382.6 <MDA <MDA <MDA <MDA 0% N/A 7.47E-02 1.19E-01 OL-1-40 SP-10 PB10-04531 SR-237-311 393.3 <MDA <MDA <MDA <MDA 0% N/A 8.28E-02 1.12E-01 OL-1-40SP-11 PB10-04532 SR-237-312 352.2 <MDA <MDA <MDA <MDA 0% N/A 8.12E-02 1.29E-01 OL-1-41, SP-1 PB10-04650 SR-237-314 401.8 <MDA <MDA <MDA <MDA 0% N/A 7.26E-02 1.10E-01 OL-1-41, SP-2 PB10-04651 SR-237-315 402.5 <MDA <MDA <MDA <MDA 0% N/A 7.45E-02 1.17E-01 OL-1-41, SP-3 PB10-04652 SR-237-316 425.8 <MDA <MDA <MDA <MDA 0% N/A 9.82E-02 1.07E-01 OL-1-41, SP-4 PB10-04654 SR-237-318 373.2 <MDA <MDA <MDA <MDA 0% N/A 1.13E-01 1.26E-01 OL-1-41, SP-5 PB10-04655 SR-237-319 400.2 <MDA <MDA <MDA <MDA 0% N/A 7.97E-02 1.14E-01 OL-1-41, SP-6 PB10-04656 SR-237-320 414.8 <MDA <MDA <MDA <MDA 0% N/A 8.52E-02 1.06E-01 OL-1-41, SP-7 PB10-04657 SR-237-321 324.1 <MDA <MDA <MDA <MDA 0% N/A 9.25E-02 1.46E-01 OL-1-41, SP-8 PB10-04658 SR-237-322 403.6 <MDA <MDA <MDA <MDA 0% N/A 8.62E-02 1.13E-01 OL-1-41, SP-9 PB10-04659 SR-237-323 401.7 <MDA <MDA <MDA <MDA 0% N/A 1.26E-01 1.10E-01 O1-1-41, SP-10 PB10-04660 SR-237-324 375.8 <MDA <MDA <MDA <MDA 0% N/A 1.02E-01 1.26E-01 OL-1-41, SP-11 PB10-04662 SR-237-325 411.5 <MDA <MDA <MDA <MDA 0% N/A 6.95E-02 1.11E-01 OL-1-42, SP-1 PB11-00002 SR-244-13 387.9 <MDA <MDA <MDA <MDA 0% N/A 9.11E-02 1.14E-01 OL-1-42, SP-2 PB11-00004 SR-244-15 423.6 <MDA <MDA <MDA <MDA 0% N/A 9.26E-02 1.04E-01 OL-1-42, SP-3 PB11-00005 SR-244-16 422.8 <MDA <MDA <MDA <MDA 0% N/A 7.09E-02 1.12E-01 OL-1-42, SP-4 PB11-00006 SR-244-17 434.7 <MDA <MDA <MDA <MDA 0% N/A 6.33E-02 1.01E-01 O1-1-42, SP-5 PB11-00007 SR-244-18 340.0 <MDA <MDA <MDA <MDA 0% N/A 8.81E-02 1.39E-01 OL-1-42, SP-6 PB11-00008 SR-244-19 422.0 <MDA <MDA <MDA <MDA 0% N/A 6.52E-02 1.04E-01 OL-1-42, SP-7 PB11-00009 SR-244-20 444.6 <MDA <MDA <MDA <MDA 0% N/A 6.74E-02 1.06E-01 OL-1-42, SP-8 PB11-00010 SR-244-21 393.2 <MDA <MDA <MDA <MDA 0% N/A 7.OOE-02 1.12E-01 OL-1-42, SP-9 PB11-00011 SR-244-22 380.3 <MDA <MDA <MDA <MDA 0% N/A 1.03E-01 1.24E-01 OL-1-42, SP-10 PB11-00012 SR-244-23 424.3 <MDA <MDA <MDA <MDA 0% N/A 8.33E-02 1.04E-01 01-1-42, SP-11 PB11-00013 SR-244-24 419.2 <MDA <MDA <MDA <MDA 0% N/A 1.0E-01 1.13E-01

APPENDIX C Plum Brook Reactor Facility FSSR, Attachment 7 FINAL STATUS SURVEY Appendix C, Rev. 0, Page 15 of 17 SOIL SAMPLE RESULTS CLASS I SOIL SAMPLE RESULTS Cs-137 Co-60 DCGL() 11.4 DCGL 3.7 DCGLTT) 14.7 DCGL 3.5 Cs-137 Co-60 DCGLM- 11.82 DCGL 3.8 MDA MDA Location Sample Loa # Sample # Weight (g) pCCg 2; pCI/g 2  % Unity Cs:Co pC pC OL-1-43, SP-1 PB11-00071 SR-237-326 382.7 <MDA <MDA <MDA <MDA 0% N/A 8.74E-02 1.15E-01 OL-1-43, SP-2 PB11-00072 SR-237-327 365.3 <MDA <MDA <MDA <MDA 0% N/A 1.05E-01 1.29E-01 OL-1-43, SP-3 PBll-00073 SR-237-328 380.3 <MDA <MDA <MDA <MDA 0% N/A 7.23E-02 1.16E-01 OL-1-43, SP4 PB11-00075 SR-237-330 392.2 <MDA <MDA <MDA <MDA 0% N/A 7.01E-02 1.12E-01 OL-1-43, SP-5 PB11-00076 SR-237-331 423.9 <MDA <MDA <MDA <MDA 0% N/A 1.30E-01 1.11E-01 OL-1-43, SP-6 PB11-00077 SR-237-332 402.1 <MDA <MDA <MDA <MDA 0% N/A 6.84E-02 1.10E-01 OL-1-43, SP-7 PB11-00078 SR-237-333 439.0 <MDA <MDA <MDA <MDA 0% N/A 6.83E-02 1.08E-01 OL-1-43, SP-8 PB11-00079 SR-237-334 436.7 <MDA <MDA <MDA <MDA 0% N/A 6.55E-02 1.04E-01 OL-1-43, SP-9 PB11-00080 SR-237-335 454.7 <MDA <MDA <MDA <MDA 0% N/A 9.68E-02 9.69E-02 OL-1-43, SP-10 PBII-00082 SR-237-336 438.2 3.92E-01 1.03E-01 <MDA <MDA 3% N/A 5.39E-02 OL-1-43, SP-11 PBI1-00083 SR-237-337 386.8 <MDA <MDA <MDA <MDA 0% N/A 7.24E-02 1.09E-01 OL-1-44, SP-1 PBll-00084 SR-237-338 389.9 <MDA <MDA <MDA <MDA 0% N/A 7.44E-02 1.29E-01 OL-1-44, SP-2 PBl1-00085 SR-237-339 423.9 <MDA <MDA <MDA <MDA 0% N/A 7.07E-02 1.11E-01 OL-1-44, SP-3 PBII-00087 SR-237-341 428.3 <MDA <MDA <MDA <MDA 0% N/A 6.57E-02 1.17E-01 OL-1-44, SP4 PB11-00088 SR-237-342 457.7 <MDA <MDA <MDA <MDA 0% N/A 8.69E-02 1.03E-01 OL-1-44, SP-5 PBII-00089 SR-237-343 415.7 1.52E-01 6.94E-02 <MDA <MDA 1% N/A ____ 4.70E-02 OL-1-44, SP-6 PBII-00090 SR-237-344 437.2 <MDA <MDA <MDA <MDA 0% N/A 1.13E-01 1.15E-01 OL-1-44, SP-7 PB1l-00091 SR-237-345 448.6 <MDA <MDA <MDA <MDA 0% N/A 6.68E-02 1.05E-01 OL-1-44, SP-8 PB11-00092 SR-237-346 427.9 <MDA <MDA <MDA <MDA 0% N/A 7.09E-02 1.07E-01 OL-1-44, SP-9 PBII-00093 SR-237-347 383.7 8.16E-01 1.88E-01 <MDA <MDA 7% N/A 1.50E-01 OL-1-44, SP-10 PB11-00094 SR-237-348 451.8 <MDA <MDA <MDA <MDA 0% N/A 9.70E-02 1.04E-01 OL-1-44, SP-11 PB11-000395 SR-237-349 433.7 <MDA <MDA <MDA <MDA 0% N/A 9.15E-02 1.05E-01 OL-1-45, SP-1 PB11-00106 SR-244-25 408.0 <MDA <MDA <MDA <MDA 0% N/A 8.95E-02 1.08E-01 OL-1-45, SP-2 PB11-00107 SR-244-26 431.2 <MDA <MDA <MDA <MDA 0% N/A 1.02E-01 1.17E-01 OL-1-45, SP-3 PB11-00108 SR-244-27 377.3 3.95E-01 1.29E-01 <MDA <MDA 3% N/A 1.33E-01 OL-1-45, SP-4 PB11-00109 SR-244-28 374.7 <MDA <MDA <MDA <MDA 0% N/A 9.08E-02 8.00E-02 OL-1-45, SP-5 PB11-00110 SR-244-29 400.4 2.03E-01 6.11E-02 <MDA <MDA 1% N/A 7.46E-02 OL-1-45, SP-6 PB11-00111 SR-244-30 403.7 <MDA <MDA <MDA <MDA 0% N/A 6.97E-02 1.25E-01 OL-1-45, SP-7 PB11-00112 SR-244-31 411.7 <MDA <MDA <MDA <MDA 0% N/A 1.07E-01 1.22E-01 OL-145, SP-8 PB11-00113 SR-244-32 415.5 <MDA <MDA <MDA <MDA 0% N/A 5.31E-02 6.05E-02 OL-1-45, SP-9 PB11-00114 SR-244-33 392.6 <MDA <MDA <MDA <MDA 0% N/A 7.17E-02 1.28E-01 OL-145, SP-10 PBI1-00115 SR-244-34 433.9 <MDA <MDA <MDA <MDA 0% N/A 1.27E-01 1.16E-01 OL-145, SP-11 PB11-00117 SR-244-36 393.1 <MDA <MDA <MDA <MDA 0% N/A 9.94E-02 1.28E-01 Total Number 431 46 46 1 1 431 N/A 385 430 Maximum Value 507.9 8.80E-01 2.22E-01 1.00E+O0 1.76E-01 31% N/A 1.92E-01 1.50E-01 Average Value 395.8 2.74E-01 1.01 E-01 1 00E+30 1 76E-01 0% N/A 7.84E-02 1.12E-01 Standard Deviation 38.71 1.68E-01 3.52E-02 N/A N/A 2% N/A 2.00E-02 1.99E-02 L

imutub. 1. UtNWneS LAALS Useo for Survvy unit UL- 1-4O, per OUrVey ueiIgn "o

2. Denotes DCGLs used for Survey Units OL-1 -10, OL-1-42, and OL-1-45, per Survey Design #39
3. Denotes DCGLs used for all remaining Suvey Units within SDPTSSE, per Survey Designs #30, 33, 37, and 44

APPENDIX C Plum Brook Reactor Facility FSSR, Attachment 7 FINAL STATUS SURVEY Appendix C, Rev. 0, Page 16 of 17 SOIL SAMPLE QC COMPARISON QC SOIL SAMPLE

SUMMARY

DATA Weight Location HPGe Log # Sample # (g) Cs-137 Co-so  % Unity Cs:Co Cs-137 Co-sO MDA MDA pc__ _ 2a l 2oaPC1g OL-1--35 SP-11 C PBIO-04192 SR-237-253 381.8 <MDA <MDA <MDA <MDA 0% N/A 7.49E-02 1.19E-01 OL-1-36 SP-11 Q PB10-04247 SR-237-265 378.1 <MDA <MDA <MDA <MDA 0% N/A 7.93E-02 1.25E-01 OL-1-37 SP-2 QC PB10-04250 SR-237-268 422.2 <MDA <MDA <MDA <MDA 0% N/A 1.21E-01 1.04E-01 OL-1-38 SP-4 QC PB10-04265 SR-237-282 383.6 <MDA <MDA <MDA <MDA 0% N/A 7.17E-02 1.15E-01 OL-1 -33 SP-1 1 QC PB10-04205 SR-237-241 424.5 1.67E-01 7.68E-02 <MDA <MDA 1% N/A 1.04E-01 OL-1-34 SP-2 QC PB10-04170 SR-237-220 406.4 <MDA <MDA <MDA <MDA 0% N/A 6.77E-02 1.08E-01 OL-1 -26 SP-2 QC PB10-04148 SR-279-3 429.4 <MDA <MDA <MDA <MDA 0% N/A 6.41E-02 1.03E-01 OL-1 -19 SP-2 QC PBIO-03108 SR-237-124 443.6 <MDA <MDA <MDA <MDA 0% N/A 6.76E-02 1.06E-01 OL-1-25 SP-4 QC PB10-03805 SR-237-210 360.5 <MDA <MDA <MDA <MDA 0% N/A 7.93E-02 1.26E-01 OL-1-22 SP-4 QC PB10-03714 SR-237-198 431 <MDA <MDA <MDA <MDA 0% N/A 6.63E-02 1.06E-01 OL-1-21 SP-2 QC PB10-03513 SR-237-160 423.8 <MDA <MDA <MDA <MDA 0% N/A 6.75E-02 1.08E-01 OL-1-24 SP-2 QC PB10-03677 SR-237-184 387.4 <MDA <MDA <MDA <MDA 0% N/A 7.74E-02 1.22E-01 OL-1-7 SP-11 QC PB10-01515 SR-237-12 312.4 <MDA <MDA <MDA <MDA 0% N/A 8.81E-02 1.41E-01 OL-1-8 SP-1 QC PB10-01520 SR-237-14 433.9 <MDA <MDA <MDA <MDA 0% N/A 6.54E-02 1.04E-01 OL-1-9 SP-2 QC PB10-01578 SR-237-27 356.8 <MDA <MDA <MDA <MDA 0% N/A 7.95E-02 1.26E-01 OL-1-12 SP-3 QC PB10-01981 SR-237-52 448.6 <MDA <MDA <MDA <MDA 0% N/A 7.49E-02 1.OOE-01 OL-1-10 SP-11 QC PB10-01881 SR-244 396.7 <MDA <MDA <MDA <MDA 0% N/A 7.55E-02 1.19E-01 OL-1 -15 SP-1 QC PB10-02127 SR-242-4 375.7 <MDA <MDA <MDA <MDA 0% N/A 7.97E-02 1.25E-01 OL-1-13 SP-6 0C PB10-02058 SR-237-68 387.7 <MDA <MDA <MDA <MDA 0% N/A 7.10E-02 1.14E-01 OL-1-15 SP-10 QC PB10-02195 SR-237-96 366.6 <MDA <MDA <MDA <MDA 0% N/A 8.24E-02 1.20E-01 OL-1 -17 SP-1 QC PB10-02827 SR-237-1 11 397 <MDA <MDA <MDA <MDA 0% N/A 7.55E-02 1.19E-01 OL-1-20 SP-2 QC PB10-03262 SR-237-136 395.1 <MDA <MDA <MDA <MDA 0% N/A 7.24E-02 1.15E-01 OL-1 -18 SP-2 QC PB10-03303 SR-237-148 397.2 <MDA <MDA <MDA <MDA 0% N/A 7.54E-02 1.19E-01 OL-1 -39 SP-2 QC PB10-04428 SR-237-292 368.1 <MDA <MDA <MDA <MDA 0% N/A 7.48E-02 1.29E-01 OL1-A40 SP-1 1 QC PB10-04533 SR-237-313 404.9 <MDA <MDA <MDA <MDA 0% N/A 6.79E-02 1.09E-01 OL-1-41, SP-3 0C PB10-04653 SR-237-317 403.8 <MDA <MDA <MDA <MDA 0% N/A 6.81E-02 1.09E-01 OL-1 -43 SP-3 00 PB11-00074 SR-237-329 389.0 <MDA <MDA <MDA <MDA 0% N/A 9.89E-02 1.21E-01 OL-1-44, SP-2 QC PB11-00086 SR-237-340 447.9 <MDA <MDA <MDA <MDA 0% N/A 6.38E-02 1.02E-01 OL-1-11 SP-11 QC PB10-01936 SR-237-48 394.7 <MDA <MDA <MDA <MDA 0% N/A 9.30E-02 1.12E-01 L-1-16, SP-11 QC PB10-02383 SR-237-109 399.6 <MDA <MDA <MDA <MDA 0% N/A 1.12E-01 1.18E-01 0L-1-14, SP-2 QC PB10-02153 SR-237-76 427.0 <MDA <MDA <MDA <MDA 0% N/A 1.40E-01 1.11E-01 23, SP-10 QC P810-03619 SR-237-180 437.5 <MDA <MDA <MDA <MDA 0% N/A 6.85E-02 1.08E-01 L-1-42, SP-1 00 PB11-00003 SR-244-14 341.8 <MDA <MDA <MDA <MDA

<MDA 0%

0% N/A N/A 8.77E-02 1.35E-01 1.38E-01 1.19E-01 P811-00116 SR-244-35 423.9 <MDA <MDA <MDA a L-1-42, SP-10 Q 0L-1-2, SP-11 QC PB09-01128 SR-165-12 430,0 1.11E-01 5.13E-02 <MDA <MDA 1% N/A 5.06E-02 OL-1-3, SP-11 0C PB09-02127 SR-176-24 412.4 <MDA <MDA <MDA <MDA 0% N/A 7.27E-02 1.14E-01 0-1-A SP-2, 0C P809-01378 SR-169-15 394.5 <MDA <MDA <MDA <MOA 0% N/A 7.61E-02 1.19E-01 OL-1-1, SP-11, QC PB09-01010 SR-164-12 494.5 <MDA <MDA <MDA <MDA 0% N/A 4.71E-02 4.40E-02 I.-1-5, SP-11, PB09-02069 SR-176-12 401.8 <MDA <MDA <MDA <MDA 0% N/A 7.84E-02 1.17E-01 OL-1-6, SP-1 1. PB09-04933 SR-204-12 384 <MDA <MDA <MDA <MDA 0% N/A 7.81E-02 1.22E-01 Total Number 40 2 2 0 0 40 0 38 40 Maximum Value 494.5 1.67E-01 7.68E-02 <MDA <MDA 1% N/A 1.4E-01 1.4E-01 Average Value 402.4 1.39E-01 6.41E-02 <MDA <MDA 0% N/A 8.OE-02 I.E-01 Standard Deviation 33.14 3.96E-02 1.80E-02 N/A N/A 0% N/A 1.90E-02 1.78E-02

APPENDIX C Plum Brook Reactor Facility FSSR, Attachment 7 FINAL STATUS SURVEY Appendix C, Rev. 0, Page 17 of 17 SOIL SAMPLE QC COMPARISON QC Comparison (FSSP Section 12.7.2)

Orinal Replcate Original 2 Location HPG. Log # Sample # Result Result S uz..adai,. Rs Resolui*on as Ratio Pass OL-1 -35 SP-1 1 QC PB10-04192 SR-237-253 <MDA <MDA YES 0L-1-36 SP-1 1 Q0 PB10-04247 SR-237-265 <MDA <MDA YES OL-1-37 SP-2 QC PB10-04250 SR-237-268 <MDA <MDA YES OL-1-38 SP-4 QC PB10-04265 SR-237-282 <MDA <MDA YES OL-1-33 SP-11 QC PB10-04205 SR-237-241 1.67E-01 7.74E-02 7.68E-02 4 0.5 YES OL-1-34 SP-2 QC PB10-04170 SR-237-220 <MDA <MDA YES OL-1-26 SP-2 QC PB10-04148 SR-279-3 <MDA <MDA YES OL-1-19 SP-2 QC PB10-03108 SR-237-124 <MDA <MDA YES OL-1-25 SP-4 QC PB10-03805 SR-237-210 <MDA <MDA I YES OL-1-22 SP-4 QC PB10-03714 SR-237-198 <MDA <MDA YES OL-1-21 SP-2 QC PB10-03513 SR-237-160 <MDA <MDA YES OL-1-24 SP-2 QC PB10-03677 SR-237-184 <MDA <MDA YES OL-1-7 SP-11 QC PB10-01515 SR-237-12 <MDA <MDA YES OL-1-8 SP-1 QC PB10-01520 SR-237-14 <MDA <MDA YES OL-1-9 SP-2 Q0 PB10-01578 SR-237-27 <MDA <MDA YES OL-1-12 SP-3 QC PB10-01981 SR-237-52 <MDA <MDA I YES Acceptan Criteria OL-1-10 SP-11 QC PB10-01881 SR-244 <MDA <MDA I YES Rslto RtYES OL-1-15 SP-1 QC PB10-02127 SR-242-4 <MDA <MDA YES OL-1-13 SP-6 QC PB10-02058 SR-237-68 <MDA <MDA YES <4 0.4 -2.5 OL-1-15 SP-10 QC PB10-02195 SR-237-96 <MDA <MDA YES 4-7 4 0.5-2.0 OL-1 -17 SP-1 QC PB10-02827 SR-237-111 <MDA <MDA YES 8- 15 0.67-1.66 OL-1-20 SP-2 00 PB10-0262 SR-237-136 <MDA <MDA YES 16- 50 0.75 - 1.33 01-1 -18 SP-2 QC PB10.03303 SR-237-148 I <MDA <MDA 5 1YES

- 200 0.8- 1.25 OL-1-39 SP-2 QC PB10-04428 SR-237-292 <MDA <MDA YES > 200 0.85-1.18 0L-1-40 SP-11 QC PB10-04533 SR-237-313 <MDA <MDA 1 i I I YES I. If both results are < MDA, they are in agreement.

OL-1-41, SP-3 QC PB10-04653 I SR-237-317 <MDA <MDA I I I YES 2. When comparing a positive result to a <MDA result, OL-1-43,SP-3 QC P811-00074 SR-237-329 I <MDA I <MDA I I I YES assume that the sample result is positive at the MDA and OL-.1-44 R.

  • R -'('R RR.;'*7-?,I41* <MflA <MI'lA YI=R ue the MDA value to determsine the ratio.

-Mg -. 1.A -I- 4 YES hk- valu to deemn the '-*m 01-1-11 SP-11 00 PB10-01936 SR-237-48 <MDA <MDA YES 01-1-16, SP-11 C PB10-02383 SR-237-109 <MDA <MDA YES OL-1-14, SP-2 QC PB10-02153 SR-237-76 <MDA <MDA YES 0L-1-23, SP-10 ( PB10-03619 SR-237-180 <MDA <MDA YES OL-1-42, SP-1 QC PB11-00003 SR-244-14 <MDA <MDA YES OL-1-45, SP-10 QC PB11-00116 SR-244-35 <MDA <MDA YES OL-1-2, SP-11 QC PB09-01128 SR-165-12 1.11E-01 5.10E-02 5.13E-02 4 0.5 YES OL-1-3, SP-1 1 QC PB09-02127 SR-1 76-24 <MDA <MDA YES OL-1-4 SP-2, Q0 P809-01378 SR-169-15 <MDA <MDA YES OL-1-1, SP-11, 0C PB09-01010 SR-164-12 <MDA <MDA YES OL-1-5, SP-11. 00 PB09-02069 SR-176-12 <MDA <MDA YES OL-1-61 SP-1 1. 0 PB09-04933 SR-204-12 <MDA <MDA YES Total Number 2 2 2 2 2 N/A Total Number "YES" 40 Total Number "NO" I_1 0