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COLORADo LeoAGY LAND
<br /> TABLE 1:GROUNDWATER SAMPLE LOCATIONS
<br /> Aft
<br /> Surface Casing 1 Total Depth Screened
<br /> ion Elevation (ft bgs) Well Construction ils (ft., Notes
<br /> sl) (ft amsl)
<br /> AM A
<br /> MW-00 10/29/1998 1,733,874.25 3,060,802.43 6,608.26 6,610.26 27.3 4-Inch PVC,0.03-in slot 16.9-26.9 Screened interval interpreted from field boring log.
<br /> Unknown, No information exists for this boring log.Screened interval is taken
<br /> MW-0 construction paper filed on 1,735,174.35 3,059,175.16 6,666.64 6,667.64 23.0 2.5-inch PVC 15.0-20.0 from MW permit application.15.0-20.0 is listed as the proposed
<br /> 11/20/1992 screened interval.
<br /> MW-6 06/20/1989 1,732,682.94 3,062,066.36 6,55&52 6,557.67 15.0 2-in Sch 40 PVC,0.03-in slot 5.0-15.0
<br /> MW-7 06/20/1989 1,732,478.75 3,062,321.26 6,546.02 6,547.62 11.0 2-in Sch 40 PVC 5.0-10.0
<br /> November
<br /> MW-12 2008 1,732,287.92 3,062,569.09 6,545.46 6,547.58 17.0 2-in PVC 12.0-17.0 Missing boring log and construction form.Was drilled to the be
<br /> (According to "downgradient alluvium compliance well".
<br /> EPP)
<br /> MW-13 09/06/2012 1,731,272.17 3,059,706.76 7,401.87 7,403.32 500.8 2-in Sch 40 PVC,0.04-in slot 459.76-499.76 Nitrogen.Bladder pump in well.
<br /> MW-14 09/04/2012 1,731,293.SS 3,059,730.06 7,401.32 7,402.39 154.3 2.375-in Sch 80 PVC,0.02-in slot 134.34-154.34 Nitrogen.Bladder pump in well.Installed Dry.
<br /> MW-15 11/03/2012 1,731,742.41 3,061,962.60 6,897.53 6,899.33 1,007.13 3-in Sch 40 PVC,0.04-in slot 960.0-1,000.0 Nitrogen.Bladder pump in well.
<br /> MW-16 10/19/2012 1,731,756,51 3,061,972.30 6,898.42 6,900.32 324.7 2.375-in Sch 80 PVC,0.02-in slot 300.0-320.0 No pump in well.Installed dry.
<br /> MW-17 09/22/2012 1,732,861.21 3,061,398.57 6,600.86 6,602.57 119.0 2.375-in Sch 80 PVC,0.02-in slot 95.0-115.0 Nitrogen.
<br /> MW-18 10/11/2012 1,732,989.50 3,061,365.66 6,575.34 6,576.88 239.9 7-375-in Sch 80 PVC,0.02-in slot 215.0-235.0
<br /> MW-19 09/28/2012 1,733,579.59 3,060,949.50 6,603.93 6,606.07 21.6 2.375-in Sch 80 PVC,0.02-in slot 10.0-20.0
<br /> MW-20 11/06/2012 1,733,782.66 3,060,767.07 6,645.28 6,647.37 50.0 2.375-in Sch 80 PVC,0.02-in slot 40.0-50.0 Installed dry.
<br /> Spigot-inside water treatment plant Mine pool water influent pumped
<br /> Raw Feed N/A N/A N/A N/A N/A N/A N/A N/A from 400 ft below Steve to Water Treatment Plant Raw Feed use to be
<br /> called"Mine Refill".
<br /> Sumps
<br /> (Master 10/08/2010 1,732,431.06 3,062,337.59 6,544.66 6,547.21 6.0 N/A N/A Sample collected from Master Sump,commissioned 10/2020,
<br /> Sump) previously Sump 1.
<br /> Citation:
<br /> t Locations surveyed by Lambert Land Consulting on 7/23/2020.
<br /> Motes,
<br /> z Coordinates: NAD 1983.Colorado State Plane Colorado Central(Feet).
<br /> N/A=not applicable
<br /> amsl=above mean sea level
<br /> bgs=below ground surface
<br /> ft=feet
<br /> in=inch
<br /> PAGE 6 of 15
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