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JD -6 Mine Environmental Protection Plan <br />Date Sampled <br />2/12/07 <br />2/20/07 <br />3/22/07 <br />4/11/07 <br />4/26/07 <br />5/10/07 <br />6/18/07 <br />7/16/07 <br />8/15/07 <br />9/13/07 <br />10/17/07 <br />11/5/07 <br />12/6/07 <br />1/3/08 <br />2/5/08 <br />3/11/08 <br />4/1/08 <br />5/6/08 <br />6/2/08 <br />7/8/08 <br />8/4/08 <br />9/3/08 <br />10/7/08 <br />11/3/08 <br />12/10/08 <br />Results <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />100 ml sample <br />No water collected <br />250 ml sample <br />No water collected <br />250 ml sample <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />Table 22. JD -6 Lysimeter Monitoring Results <br />Vacuum (mmHg) <br />30 <br />40 <br />50 <br />50 <br />40 <br />40 <br />40 <br />50 <br />50 <br />50 <br />50 <br />45 <br />40 <br />45 <br />40 <br />50 <br />50 <br />50 <br />45 <br />50 <br />40 <br />50 <br />45 <br />40 <br />45 <br />Date Sampled <br />1/7/09 <br />2/3/09 <br />4/13/09 <br />6/8/09 <br />7/13/09 <br />8/17/09 <br />10/27/09 <br />11/23/09 <br />1/26/10 <br />2/9/10 <br />3/23/10 <br />5/4/10 <br />6/16/10 <br />8/24/10 <br />9/16/10 <br />10/14/10 <br />11/17/10 <br />12/2/10 <br />2/23/11 <br />3/28/11 <br />6/8/11 <br />7/25/11 <br />12/21/11 <br />6/14/01 <br />8/24/12 <br />Results <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />No water collected <br />200 ml sample <br />No water collected <br />No water collected <br />41 <br />Vacuum (mmHg) <br />45 <br />40 <br />45 <br />50 <br />45 <br />50 <br />45 <br />50 <br />45 <br />45 <br />45 <br />45 <br />45 <br />40 <br />40 <br />40 <br />40 <br />40 <br />45 <br />40 <br />40 <br />40 <br />35 <br />40 <br />40 <br />The water samples collected from the JD -6 lysimeter were submitted for laboratory analysis for the <br />analytes listed in Table 23. However, because only a small volume of water could be collected from the <br />lysimeter, the samples were analyzed for a limited suite of metals. Results indicate that most metals were <br />below detection; however, aluminum, arsenic, selenium, and uranium were detected at concentrations <br />above the drinking water standard (Table 23). <br />4148A.120927 Whetstone Associates <br />