ML21076A460

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Cimarron Environmental Response Trust Facility Decommissioning Plan, Revision 2, Appendix K - Compiled, Part 4
ML21076A460
Person / Time
Site: 07000925
Issue date: 02/26/2021
From:
Environmental Properties Management, Enercon Services, Burns & McDonnell Engineering Co, Veolia Nuclear Solutions Federal Services
To:
Office of Nuclear Material Safety and Safeguards, Cimarron Environmental Response Trust, NRC Region 4
Shared Package
ML21076A479 List: ... further results
References
Download: ML21076A460 (20)
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Text

Attachment 1.1 - Remediation Area Extraction/Injection Components FIGURE 8-1(a)

WESTERN AREA GROUNDWATER REMEDIATION AREAS - PHASE I FACILITY DECOMMISSIONING PLAN REVISION 2

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+ MONITOR WELL IN SANDSTONE A

+ MONITOR WELL IN SANDSTONE B

+ MONITOR WELL IN SANDSTONE C

+ MONITOR WELL IN TRANSITION ZONE

+ PROPOSED MONITOR WELL EXTRACTION WELL/SUMP (INSTALLED)

EXTRACTION WELL/SUMP (PLANNED) e INJECTION WELL (PLANNED)

- - GROUNDWATER EXTRACTION PIPING

- - TREATED WATER INJECTION PIPING

- GROUNDWATER EXTRACTION TRENCH

- TREATED WATER INJECTION TRENCH

- - WESTERN AREA TREATMENT FACILITY

- - UTILITY CORRIDOR

- - - WA OUTFALL PIPING

- WU-BA3 REMEDIATION AREA

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~8 + MONITOR WELL IN SANDSTONE C - BA1-C3 REMEDIATION AREA REMEDIATION AREAS - PHASE I j~ + MONITOR WELL IN TRANSITION ZONE NOTES FACILITY DECOMMISSIONING PLAN REVISION 2

~ tlJ + PROPOSED MONITOR WELL 1) INJECTION TRENCH GWI-BA1-01 AND

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~~ - - BA #1 TREATMENT FACILITY SCALE IN FEET NAD 1983 StatePlane Oklahoma North FIPS 3501 Feet

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  • EXTRACTION WELL e INJECTION WELL FORWARD PARTICLE TRACKING SCENARIO A
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~ - - SCENARIO A FORWARD PARTICLE TRACKING ARROWS (90 DAY)

CIMARRON SITE, OKLAHOMA

~ - - SCENARIO A FORWARD PARTICLE TRACKING

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~ - - BA1 SSB/TRANS. ZONE/ALLUV URANIUM CONTOUR (30ug/L) S~ BURNS tMCOQNNELL environmental

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FIGURE X-X WESTERN AREA REVERSE PARTICLE TRACKING SCENARIO A DECOMMISSIONING PLAN - REV 1 CIMARRON SITE, OKLAHOMA

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+ PROPOSED MONITOR WELL

+ ABANDONED MONITOR WELL EXTRACTION WELL e INJECTION WELL SCENARIO A REVERSE PARTICLE TRACKING ARROWS (1 YEAR)

SCENARIO A REVERSE PARTICLE TRACKING WA SSB/TRANS. ZONE/ALLUV. NITRATE CONTOURS (22.9ug/L)

WA SSB/TRANS. ZONE/ALLUV. URANIUM CONTOURS (30ug/L)

EXTRACTION TRENCH

- INJECTION TRENCH NOTES

1) PARTICLE TRAVEL PATH ARROWS INDICATE DISTANCE TRAVELED OVER 1 YEAR.
2) PARTICLE TRAVEL TIME LIMITED TO 5 YEARS .
3) AERIAL IMAGE FROM GOOGLE EARTH.

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2) TOTAL REMEDIATION AREA: 237,937 SQ. FT

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1 g- BA1 SSB/TRANS . ZONE/ALLUV. URANIUM CONTOURS (30 ug/L)

Rev No: 0

~~ - - BA1 SSB/TRANS . ZONE/ALLUV. URANIUM CONTOURS (50 & 200 ug/L)

~~ - BA 1-A REMEDIATION AREA Preparer: BELOCKWOOD Date: 2/24/2021

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~~ - BA 1-C3 REMEDIATION AREA Coordinate System i(j ?;l NAO 1983 StatePlane Oklahoma North FIPS 3501 Feet

.2 - WA Remediation Areas ATTACHMENT 3.2 WESTERN AREA U>DCGL URANIUM REMEDIATION AREA WATER TREATMENT DESIGN BASIS ADDENDUM

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+ PROPOSED MONITOR WELL EXTRACTION WELL/SUMP (INSTALLED)

EXTRACTION WELL/SUMP (PLANNED) e INJECTION WELL (PLANNED)

WA SSB/TRANS. ZONE/ALLUV.

URANIUM CONTOURS WA SSB/TRANS. ZONE/ALLUV.

URANIUM CONTOURS (30ug/L)

GROUNDWATER EXTRACTION TRENCH

- TREATED WATER INJECTION TRENCH GE-WAA-01 REMEDIATION GE-WAA-02 REMEDIATION GE-WAA-03 REMEDIATION GE-WAA-04 REMEDIATION l)

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~ 1) TOTAL REMEDIATION AREA: 2,834,530.8 SQ.

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ATTACHMENT 3.2 WESTERN AREA U>DCGL NITRATE CAPTURE ZONE WATER TREATMENT DESIGN BASIS ADDENDUM

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EXTRACTION WELL/SUMP (PLANNED) .

e INJECTION WELL (PLANNED)

WA SSB/TRANS. ZONE/ALLUV. NITRATE CONTOURS WA SSB/TRANS. ZONE/ALLUV. NITRATE CONTOURS (22.9 mg/L)

GROUNDWATER EXTRACTION TRENCH TREATED WATER INJECTION TRENCH GE-WAA-01 REMEDIATION GE-WAA-02 REMEDIATION GE-WAA-03 REMEDIATION GE-WAA-04 REMEDIATION 0

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.1 -Area-Weighted Concentration Averaging Results WAA U>DCGL Area-Weighted Concentration Averaging 60% Water Treatment Design Inputs i<( GE-WAA-01

~ Uranium isopleths used:

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GE-WAA-02 21 ,267 26,088 3,014

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956 ,165 37 ,497,266 30,075,294 4,971 ,925

(.) Uranium isop eths used :

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GE-WAA-04 140 I Uranium isopleths used:

GE-WAA-01 25,363 83 ,372 11,198 924 470 10 421 440 1959664 75 100 125 199,276 710 57,448 14 945 688 71 044 7 180 970 100 156,937 24,940 11 770 265 2 493 996 75 GE-WAA-04 82,119 6 158 906 1trate 1sop eths used:

Notes:

mg/L - Milligrams per liter sq . ft . - Square feet ug/L - Micrograms per liter

WAA U>DCGL Area-Weighted Concentration Averaging 60% Water Treatment Design Inputs 0

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ct ~ rarnum 1sop eths us 0 9 91.04 ug/ Area: 4114396 Area: 2834531 0:: LU sq. ft. sq. ft.

, ~ GE-WAA-03 3,437 794 569 344 927,955 325,425 244,554 154,688 c5u Urani m isopleths used 0
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GE-WAA-01 Nitrate isopleths used:

Totals GE-WAA-02 834 158 s . ft.

32.41 mg/L Influent Nitrate itrate isopl ths used: Avg. Weight Cone: Concentration Remediation al 23.93 mg/ Area: 4114396 Area: N/A 2,097,586 s . ft. sq. ft.

GE-WAA-03 16.3 mg/L Nitrate isopleths used Totals GE-WAA-04 533 174 s . ft.

20.19 mg/L 1trat 1so let s used:

Notes:

mg/L - Milligrams per liter sq. ft. - Square feet ug/L - Micrograms per liter

WAA U>DCGL Area-Weighted Concentration Averaging 60% Water Treatment Design Inputs 177 t ll!L 1 S. ~cift l>u g/

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WAA U>DCGL Area-Weighted Concentration Averaging 60% Water Treatment Design Inputs Zl!!,,fi!8. W 1l 0 11g l l 310,.1186.65 sqfl 0 11) iJ/ L

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NITRATE - U >DCGL- SCENARIO A 50 mg/L WITH 22.9 mg/ L

BA1 Area-Weighted Concentration Averaging 60% Water Treatment Design Inputs Initial Qperatina Scenario Contour Average (ug/L Total Area (Sq. Ft.)

ABC Areas 40 75 125 175 225 275 300 500 700 900 1100 1300 1500 1700 1900 2100 2300 I Total Area 65,025.00 61 ,870.20 56,226.72 51 ,789.98 48,168.06 45,160.58 42,458.02 38,022.00 31,589.90 26,849.50 22,61 6.00 18,650.00 14,901 .30 12,142.80 9,776.00 7,556.80 4,921.50 Area A I Actual Area 65,025 3,154.80 5,643.48 4,436.74 3,621.92 3,007 48 2,702 56 4,436 .02 6,432.10 4,740.40 4,233.50 3,966.00 3,74870 2,758 .50 2,366.80 2,219.20 2,635.30 3,604.30 I Weiahted Averaae 126 192.00 423 261 .00 554 592.50 633 836.00 676,683.00 743 204.00 1 330 806.00 3 216 050 .00 3 31 8,280.00 3 810 150.00 4,362 600.00 4,873 310.00 4 137 750.00 4 023 560.00 4 216 480.00 5 534,130.00 8 289 ,890.00 I Total Area 76,285.00 70,230.00 60,391.47 52,830.16 45,744.90 39,380.10 33,620.00 23,813.9 1 17,329.20 13,843.30 10,910.70 8,287 .20 7,034.20 5,972 .60 4,994 .20 4,116.50 3,249.70 Area B3 I Actual Area 76,285 6,055.00 9,838.53 7,561 .32 7,085.26 6 ,364.80 5,760.10 9,806 .09 6,484 .71 3,485.90 2,932.60 2,623.50 1,253.00 1,061 .60 978 40 877.70 866.80 984 .00 I Weighted Average 242,200.00 737 ,889.75 945,164.38 1,239,919.63 1,432 ,080.00 1,584,027 .50 2,941 ,826 .10 3,242,356 .50 2,440,130.00 2,639,340.00 2,885,850.00 1,62 8,900.00 1,592,400.00 1,663,280.00 1,667,630.00 1,820,280.00 2,263,200.00 I Total Area 96,627.00 34,818.00 11 ,911 .03 3,538 13 Area C3 I Actual Area 96,627 61,809.00 22 ,906.97 8,372.91 3,538.13 I Weighted Average 2,317,837.50 1,718,022.75 1,046,613.13 619,17 1.88 -

Scenario B3R Contour Average (ug/L Total Area (Sq. Ft.)

ABC Areas 40 75 125 175 225 275 300 500 700 900 1100 1300 1500 1700 1900 2100 2300 I Total Area 65,025.00 6 1,870.20 56,226.72 51,789.98 48 ,168.06 45,160.58 42,458 .02 38,022 .00 31,589.90 26,849.50 22,616.00 18,650.00 14,901 .30 12,142.80 9,776.00 7,556.80 4,921 .50 Area A I Actual Area 65,025 3,154.80 5,643.48 4,436.74 3,62192 3,007 .48 2,702.56 4,436 .02 6,432.10 4,740.40 4,233.50 3,966.00 3,74870 2,758.50 2,366 .80 2,219.20 2,635.30 3,604.30 I Weiahted Averaae 126 192.00 423 261 00 554,592.50 633 836.00 676 683.00 743 204.00 1330806.00 3 216 050 .00 3 31 8,280.00 3 810 150.00 4 362 600.00 4,873 310 00 4 137 750 .00 4 023 560.00 4 216 480.00 5,534 130.00 8 289 890.00 I Total Area 76,285.00 70,230.00 60,391 .47 52,830.16 45,744 .90 39,380.10 33,620.00 23,813 .91 17,329.20 13,843.30 10,910.70 8,287 .20 7,034.20 5,972.60 4,994.20 4,11 6.50 3,249.70 Area B3R I Actual Area 172,912 67,864.00 32 ,745.50 15,934.22 10,623.38 6,364.80 5,760.10 9, 806 .09 6,484 .71 3,485.90 2,932.60 2,623.50 1,253.00 1,06 1.60 978.40 877.70 866.80 984.00 I Weiahted Averaae 2,71 4,560.00 2,455,912 .50 1,991 ,777.50 1,859,091 .50 1,432 ,080.00 1,584,027.50 2,94 1,826 .10 3,242,356 .50 2,440 ,130.00 2,639,340.00 2,885,850.00 1,628,900.00 1,592,400 .00 1,663,280.00 1,667,630.00 1,820,280.00 2,263,200.00 Areas derived from 50ug/L contours Areas derived from 200ug/L contours Notes:

mg/L - Mil lig rams per liter sq . ft. - Square feet ug/L - Micrograms per liter

BA1 Area-Weighted Concentration Averaging 60% Water Treatment Design Inputs Weight Avg. Cone.

Total Area (Sq. Ft.)

ABC Areas 2500 2700 2900 3100 3300 lua/Ll I Total Area 1,317.20 Area A I Actual Area 65,025 1,317 .20 823.74 I Weiahted Averaae 3 293,000.00 I Total Area 2,265.70 1,278.00 609.50 221 .80 6.50 I Area B3 I Actual Area 76,285 987 .70 668.50 387.70 215.30 6.50 I 485.73 I Weiqhted Averaqe 2,469,250.00 1,804,950.00 1,124,330.00 667,430.00 21 ,450.00 I I Total Area I Area C3 I Actual Area 96,627 59.01 I Weighted Average Weight Avg. Cone.

Total Area (Sq. Ft.)

ABC Areas 2500 2700 2900 3100 3300 (ug/Ll I Total Area 1,317.20 Area A I Actual Area 65,025 1,317.20 823.74 I Weiahted Averaae 3 293,000.00 I Total Area 2,265.70 1,278.00 609.50 221 .80 6.50 I Area B3R I Actual Area 172,912 987.70 668.50 387.70 21 5.30 6.50 I 248.16 I Weighted Average 2,469,250.00 1,804,950.00 1,124,330.00 667,430.00 21,450.00 Areas derived from 50ug/L contours Areas derived from 200ug/L contours Notes:

mg/L - Milligrams per liter sq ft - Square feet ug/L - Micrograms per liter

BA1 Area-Weighted Concentration Averaging 60% Water Treatment Design Inputs SCENARIO B3 & C3 URANIUM - Area BA1 -C3 URAN IUM - Area BAl-A URANIUM -Area BAl-B3 SCENARIO B3R URANIUM - Area BA1-B3R

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