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F� ',.COLORADO LEGACY LAND <br /> SCHWARTZWALDER MINE <br /> A$CB - ROUNDWATER SAMPLE LOCATIONS <br /> Ground <br /> Surface Casing Total Well Screened <br /> Location ID Installation Easting Northing Elevation Elevation Depth Construction Interval <br /> /Sample ID Date (feet)' (feet)' (ft amsl) (it amsl) (ft bgs) Details (ft bgs) Notes <br /> Screened interval <br /> MW-00 0.03-in slot. <br /> 10/29/1998 3,059,127.583 1,735,204.515 unknown Unknown 27.5 4-inch PVC, 16.9-26.9 interpreted from <br /> field boring log. <br /> No information <br /> exists for this boring <br /> Unknown, log. <br /> construction Screened interval is <br /> MW-0 paper filed 3,060,701.731 1,733,948.156 6,603.08 Unknown 23.0 2.5-inch PVC 15.0-20.0 taken from MW <br /> on permit application. <br /> 11/20/1992 15.0-20.0 is listed as <br /> the proposed <br /> screened interval. <br /> Abandonedin <br /> 2.5-inch,Sch December 2019 <br /> 11/12/1981 3,061,101.646 1,733,408.892 6,590.4 6,592.9 25.5 40 PVC,1/8-in 17.0-22.0 <br /> MW-1 slot during alluvial valley <br /> excavation. <br /> 2.5-inch,Sch Abandonedin <br /> 11/21/1981 3,061,335.757 1,733,253.837 6,581.3 6,581.3 15.4 40 PVC,1/8-in 8.4-13.4 December 2019 <br /> MW-2 slot. during alluvial valley <br /> excavation. <br /> 4-in,Sch 40 Abandonedin <br /> 06/19/1989 3,061,527.525 1,733,004.017 6,576.4 Unknown 14.0 PVC,0.03-in 8.5-13.5 December 2019 <br /> MW-3A slot during alluvial valley <br /> excavation. <br /> 2-in,Sch 40 <br /> MW-4 <br /> 06/16/1989 N/A N/A 6,596.8 Unknown 38.9 PVC,0.03-in 25.9-35.9 Removed in 2008. <br /> slot <br /> 10/30/1998 N/A N/A Unknown Unknown 20.0 4-in PVC,0.03- <br /> 9.5-19.5 Removed in 2008. <br /> MW-5 in slot. <br /> JULY 2020 16 AMENDMENT 5 <br />