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M :)c 0 <br />MIDCONTINENT <br />:.-..- <br />2381 South Plaza Drive P.O. Box 3388 Rapid City, SD 57709 <br />(605) 348-0111 -- www.thechemistrylab.com <br />URS FUCHS <br />GCC PUEBLO <br />3372 LIME ROAD <br />PUEBLO, CO 81004 <br />Sample Site: Quarry Floor <br />Sampled: 06/17/15 at 08:00 AM <br />by Urs Fuchs <br />Sample Matrix: Solid <br />Lab ID#: 20150630740 <br />Received: 06/26/15 at 10:00 AM <br />by Bobbie Laurenz <br />Account: 1108P - GCC - Pueblo <br />Page 1 of 1 <br />Parameter <br />Result <br />Units <br />DF <br />MDL <br />PQL <br />Method <br />Analyst/Date <br />Metals - Total <br />Arsenic (As) <br />5.56 <br />mg/kg <br />2500 <br />0.155 <br />1.25 <br />EPA SW846 6020 <br />TNA <br />08/10/15 <br />Barium (Ba) <br />257 <br />mg/kg <br />2500 <br />0.078 <br />1.25 <br />EPA SW846 6020 <br />TNA <br />08/10/15 <br />Cadmium (Cd) <br />< 0.250 <br />mg/kg <br />2500 <br />0.045 <br />0.250 <br />EPA SW846 6020 <br />TNA <br />08/10/15 <br />Chromium (Cr) <br />11.9 <br />mg/kg <br />2500 <br />0.010 <br />0.250 <br />EPA SW846 6020 DRC <br />TNA <br />08/10/15 <br />Lead (Pb) <br />7.99 <br />mg/kg <br />2500 <br />0.005 <br />0.250 <br />EPA SW846 6020 <br />TNA <br />08/10/15 <br />Mercury (Hg) <br />0.0145 <br />mg/kg <br />25 <br />0.000876 <br />0.0050 <br />EPA SW846 7471 B <br />GRT <br />08/05/15 <br />Selenium (Se) <br />< 1.25 <br />mg/kg <br />2500 <br />0.253 <br />1.25 <br />EPA SW846 6020 <br />TNA <br />08/10/15 <br />Silver (Ag) <br />< 0.250 <br />mg/kg <br />2500 <br />0.010 <br />0.250 <br />EPA SW846 6020 <br />TNA <br />08/10/15 <br />Metals - MEP <br />Arsenic (As) <br />< 0.005 <br />mg/L <br />10 <br />EPA SW846 6020 <br />TNA <br />07/06/15 <br />Barium (Ba) <br />0.116 <br />mg/L <br />10 <br />EPA SW846 6020 <br />TNA <br />07/06/15 <br />Cadmium (Cd) <br />0.002 <br />mg/L <br />10 <br />EPA SW846 6020 <br />TNA <br />07/06/15 <br />Chromium (Cr) <br />0.003 <br />mg/L <br />10 <br />EPA SW846 6020 <br />TNA <br />07/06/15 <br />Lead (Pb) <br />< 0.001 <br />mg/L <br />10 <br />EPA SW846 6020 <br />TNA <br />07/06/15 <br />Mecury (Hg) <br />< 0.0002 <br />mg/L <br />1 <br />EPA SW846 7471 B <br />GRT <br />07/06/15 <br />Selenium (Se) <br />< 0.005 <br />mg/L <br />10 <br />EPA SW846 6020 <br />TNA <br />07/06/15 <br />Silver (Ag) <br />< 0.001 <br />mg/L <br />10 <br />EPA SW846 6020 <br />TNA <br />07/06/15 <br />Report Approved By: <br />Report Approved On: 8/11/2015 6:20:23 AM <br />