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JAN, 14.2005 S.IOPM <br />January 14, 2005 <br />1` Mountain Coal Company <br />West Elk Mine <br />P.O. Box 591 <br />Somerset, CO 81434 <br />USA <br />Client Sample ID <br />pate Received: <br />Matrix: <br />ANALYTE <br />SGS Sample ID: 072-12150-001 <br />N0. 7699 <br />12!28!2004 <br />8.2 s.u. <br />20°c <br />Michael Brejonick <br />Grab <br />9;00 A.M. <br />P. 2 <br />ANALYZED <br />RESULT METHOD LOD _DATE/TIME ANALYST <br />pH 8.31 s.u. SM4500-H B 0.01 1212912004 1400 DR <br />Phosphorus, Ortho 0.18 mglL EPA300.0 0.01 12/29/2004 1530 CV <br />Solids, Total Dissolved 3000 mg/L SM2540 C 5 12129/20D4 1115 JD <br />Solids, Settleable <0.1 mUUhr SM2540 F 0.1 12129/2004 1045 JD <br />Sotids, Total Suspended 8 mg/L SM2540 D 5 12/29/2004 1435 JD <br />Sulfate 310 mg/L EPA300.0 5 12/29/2004 1530 CV <br />Sample Notes: <br />Sample Notes: Total Cations = 57.84 <br />Total Anions = 55.18 <br />°k Difference = 2.358 (within acceptable limits of 2 to 5 °/u) <br />Method Reference(s): <br />"Standard Methods for the Examination of Water and Wastewater", 18th Edition, 1992; APWA-AWWA-WEF <br />"Methods for the Determination of Metals in Environmentpl Samples", EPA/fi00/4-91/010, June 1991 <br />"Methods for the Determination of Inorganic Substances in Environmental Samples", EPA/600/R-93/100 <br />M 6 M 6& R RGSprxlrUlly autmntan, <br />® 563 NORTH AMERICA INC. <br />~~ ~s <br />Page 2 of 2 Denver Lab°rdtory <br />SGS North America Inc. Minerals ServiWS Division <br />G665 Paris Sheet Suite 6.200. Denver, CD BOZ39 1(303) 313-0772 11303) 373.4791 wwwsya.com <br />r•-~u Mem6er °I Ma 9&4 Group <br />1kl7ME AND tAND1i16NE ON AEJEASE <br />SGS MINERALS <br />Date Sampled <br />Field • pH <br />Field • Temperature <br />Sample Taken ey <br />Sample Type <br />Time Sampled <br />D17 Discharge <br />12/2912004 <br />Water <br />