2024-01-17_REVISION - M2015030

• Permit No: M2015030
• IBM Index Class Name: Revision
• Doc Date: 1/17/2024
• Doc Name: Adequacy Review Response
• From: Asphalt Specialties CO
• To: DRMS
• Type & Sequence: AM2
• Email Name: ECS
• Email Name: MAC
• Media Type: D
• Archive: No

Chavers Mining Resource Table 1
Monitoring Well Construction Information and
Baseline Groundwater Well Elevations
January 2022- December 2023
Well Consturction Information MW-2 MW-3 MW-4 MW-5 MW-6
TOC(ft amsl) 4926.62 4919.63 4923.13 4919.96 4919.03
Ground(ft amsl) 4922.77 4915.88 4920.21 4916.93 4916.25
Stick-up(ft ags) 3.85 3.75 2.92 3.03 2.78
Total Depth from TOC 37.58 36.17 32.35 32.18 32.10
Total Depth(ft bgs) 33.73 32.42 29.43 29.15 29.32
MW-2 MW-3 MW-4 MW-5 MW-6
Month&Year SWLTOC SWL GW Elev. SWLTOC SWL GW Elev. SWLTOC SWL GW Elev. SWLTOC SWL GW Elev. SWLTOC SWL GW Elev.
(ft) (ft bgs) (ft amsl) (ft) (ft bgs) (ft amsl) (ft) (ft bgs) (ft amsl) (ft) (ft bgs) (ft amsl) (ft) (ft bgs) (ft amsl)
January 2022 19.72 15.87 4906.90 18.83 15.08 4900.80 Well Not Installed Well Not Installed Well Not Installed
February 2022 19.64 15.79 4906.98 18.71 14.96 4900.92 Well Not Installed Well Not Installed Well Not Installed
March 2022 18.98 15.13 4907.64 18.75 15.00 4900.88 Well Not Installed Well Not Installed Well Not Installed
April 2022 18.84 14.99 4907.78 18.37 14.62 4901.26 Well Not Installed Well Not Installed Well Not Installed
May 2022 18.56 14.71 4908.06 17.93 14.18 4901.70 Well Not Installed Well Not Installed Well Not Installed
June 2022 18.33 14.48 4908.29 17.45 13.70 4902.18 Well Not Installed Well Not Installed Well Not Installed
July 2022 17.00 13.15 4909.62 18.23 14.48 4901.40 Well Not Installed Well Not Installed Well Not Installed
August 2022 18.11 14.26 4908.51 18.82 15.07 4900.81 Well Not Installed Well Not Installed Well Not Installed
September 2022 18.16 14.31 4908.46 19.13 15.38 4900.50 Well Not Installed Well Not Installed Well Not Installed
October 2022 18.24 14.39 4908.38 1 19.66 15.91 4899.97 Well Not Installed Well Not Installed Well Not Installed
November 2022 18.50 14.65 4908.12 1 20.26 16.51 4899.37 Well Not Installed Well Not Installed Well Not Installed
December 2022 18.77 14.92 4907.85 20.35 16.60 4899.28 Well Not Installed Well Not Installed Well Not Installed
January 2023 18.43 14.58 4908.19 19.79 16.04 4899.84 Well Not Installed Well Not Installed Well Not Installed
February 2023 18.32 14.46 4908.31 20.29 16.54 4899.34 Well Not Installed Well Not Installed Well Not Installed
March 2023 18.62 14.77 4908.00 20.31 16.56 4899.32 Well Not Installed Well Not Installed Well Not Installed
April 2023 20.00 16.15 4906.62 20.56 16.81 4899.07 Well Not Installed Well Not Installed Well Not Installed
May 2023 19.34 15.49 4907.28 19.82 16.07 4899.81 Well Not Installed Well Not Installed Well Not Installed
June 2023 17.81 13.96 4908.81 14.99 11.24 4904.64 15.90 12.98 4907.23 7.07 4.04 491LS9 9.92 7.14 4909.11
July 2023 18.26 14.41 4908.36 15.58 11.83 4904.05 17.54 14.62 4905.59 8.32 5.29 4911.64 10.71 7.93 490&32
August 2023 20.38 16.53 4906.24 17.85 14.10 4901.78 19.75 16.83 4903.38 10.52 7.49 4909.44 12.98 10.20 4906.05
September 2023 20.67 16.82 4905.95 18.56 14.81 4901.07 19.94 17.02 4903.19 10.69 7.66 4909.27 13.44 10.66 4905.59
October 2023 21.36 17.51 4905.26 19.17 15.42 4900.46 19.87 16.95 4903.26 10.45 7.42 4909.51 13.34 10.56 4905.69
November 2023 21.32 17.47 4905.30 19.65 15.90 4899.98 20.26 17.34 4902.87 10.64 7.61 4909.32 13.95 11.17 4905.08
December 2023 21.49 17.64 4905.13 20.37 16.62 4899.26 20.41 17.49 4902.72 10.87 1 7.84 1 4909.09 14.21 1 11. 1 4904.82
Groundwater Elevation(High) 17.00 1 13.15 4909.62 14.99 11.24 4904.64 15.90 12.98 4907.23 7.07 4.04 1 4912.89 9.92 1 7.14 4909.11
Groundwater Elevation(Low) 21.49 1 17.64 4905.13 20.56 1 16.81 4899.07 20.41 17.49 4902.72 10.87 1 7.84 1 4909.09 14.21 1 11.43 4904.82
GW Elevation Difference(ft)= 4.49 5.57 4.51 3.80 4.29
Notes:
ags=above ground surface
amsl=above mean sea level
bgs=below ground surface
ft=feet
TOC=Top of Casing