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011% <br /> ,COLORADO LEGACY LAND <br /> $CHWARTZWALDER MINE <br /> LOCATION <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) (ft amsl) (ft bgs) Details (ft bgs) Notes <br /> Discontinued <br /> sampling per TR 27. <br /> Discontinued <br /> 10/08/2010 3,062,377.871 1,732,392.198 Unknown Unknown 6.0 N/A N/A sampling per TR 27. <br /> Sump 1 Maximum pumping <br /> rate= 100 gpm <br /> Discontinued <br /> 10/08/2010 3,061,679.409 1,732,948.564 Unknown Unknown 15.0 N/A N/A sampling per TR 27. <br /> Sump 4 Maximum pumping <br /> rate=200 gpm <br /> Discontinued <br /> 48-in steel,1-in by 6-in slot sampling per TR 27. <br /> 11/05/2010 screen from 10.0-14.0 ft bgs Usually dry.Original <br /> and 3,062,033.09 1,732,689.089 6,666.03 Unknown 17.5 10.625-in stainless steel wire construction was <br /> Sump 5 completed in 2011 <br /> 09/23/11 wrap,0.035-in slot,from 7.5- <br /> 17.5 ft bgs to 14 ft bgs. Sump <br /> was deepened to <br /> 17.5 ft bgs in 2012. <br /> Discontinued <br /> 48-in steel,1-in by 6-in slot sampling per TR 27. <br /> 11/11/2010 screen from 10.0-14.0 ft bgs Original <br /> and 3,062,576.581 1,732,300.82 6,542.24 Unknown 18.0 10.625-in stainless steel wire construction was <br /> Sump 8 completed in 2010 <br /> 12/21/2011 wrap,0.035-in slot,from <br /> 13.0-20.0 ft bgs to 14 ft bgs. Sump <br /> was deepened to 18 <br /> ft bgs in 2012. <br /> 48-in steel,16 <br /> Discontinued <br /> 10/08/2010 3,061,255.234 1,733,152.226 6,573.18 Unknown 11.0 gauge,0.5-in 7.0-11.0 <br /> Sump 9 sampling per TR 27. <br /> slot <br /> JULY 2020 19 AMENDMENT 5 <br />