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~ JAN. 11. 2005 3:34PM January 11, 2005 Mountain Coal Company West EIk Mine P.O. Box 591 Somerset, CO 81434 USA Client Sample ID: Date Received: Matrix: ANALYTE SGS MINERALS 017 Discharge 12/21/2004 Water SGS Sample ID: 072.12081-001 ESULT METHOD N0. 7539 ANALYZED LOD DATE/TIME ANALYST Alkalinity, Bicarbonate 2400 mg/L HC03 SM2320 B 1 12/27/2004 1330 JD Alkalinity, Carbonaie 19 mg/L C03 SM2320 B 1 12127!2004 1330 JD Alkalinity, Total 2000 mglL CaC03 SM2320 B 1 1212712004 1330 JD Bromide, Total 1.8 mglL EPA300.0 0.02 12!2112004 1710 CV Chloride, Total 280 mglL EPA300.0 1 12I21YL004 1710 CV Conductivity 4800 umhos/cm SM2510 B 1 12!2312004 1120 JD Fluoride, Total 2.79 mglL EPA300.0 0.02 12/2112004 1710 CV Iron, Dissolvetl 0.13 mglL EPA200.7 0.01 01/D712005 1830 JS Iron, Potentially Dissolved 0.43 mglL EPA200.7 0.01 01/07!2005 1830 JS Aluminum, Total D.20 mg/L EPA200.7 0.02 01106!2005 1913 JS Barium, Total 0.381 mg/L EPA200.7 0.005 01!06/2005 1913 JS Boron, Total 2.1 mglL EPA200.7 0.02 01/06/Z005 1913 JS Calcium, Total 11 mg/L EPA200.7 0.01 01/06/2005 1913 JS Iron, Tatal 0.48 mg/L EPA200.7 0.01 01106/20D5 1913 JS Lithium, Total 0.168 mg/L EPA200.7 0.005 01/06/2005 1913 JS Magnesium, Total 4.0 mg1L EPA200.7 0.01 01/0612005 1913 JS Manganese, Total 0.068 mg/L EPA200.7 0.005 01406/2005 1913 JS Potassium, Total 5.3 mg/L EPA200.7 D.OS 01/06/2005 1913 JS Silicon, Total 6.51 EPA200.7 0.1 01/06/2005 1913 JS Sodium, Total 1300 mg/L EPA200.7 0.05 01/0612005 1913 JS Strontium, Total 1.7 mglL EPA200.7 0.005 01106/2005 1913 JS Zinc, Total 0.015 mg/L EPA200.7 O.Q05 01/06/2005 1913 J5 Nitrogen, Ammonia 0.53 mg/L SM4500-NH3 H 0.05 01!06/2005 1300 JL Nitrogen, Nitrate 0,12 mg/L EPA300.0 0.02 12/21/2004 1710 CV MEMBER Respeaf~ly aabm~nae, ® 505 NORTH AMERICA INC. ~~ /~L+.Q.Qs Page 1 Of 2 Denver Laboratory SGS NBrth America Inc. Miaerels Services Division 4685 Paris Street Suite &2g0, Denies GO Sg239 t 13C©1 373.4772 f 13 031 3 734797 www.sgs.cam F(65 MemEer °fdreS656~w TERMBAND [pNDRIDNB ON REVERSE Date Sampled : 12120/2004 Field - pH : 82 s,u. Field -Temperature : 15°c Sample Taken By : Michael Brejowick Time Sampled : 8:30 A.M.