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Spring J-2 <br />Water Quality and Field Parameters <br />is <br /> <br /> <br />Mountain Coal West Elk Mine <br />Monitoring Location: Spring J-2 Baseline' 2009 Water Year <br />Description Units Minimum Maximum Mean ° 5/8/2009 6/3/2009 8/11/2009 <br />Field Parameters <br />Flow m 0.11 0.26 0.18 Trickle Trickle 0.17 <br />Electrical Conductivity mhos/cm 975 1690 1281 944 985 1107 <br />H SU 8.26 9.1 8.59 7.95 8.15 8.67 <br />Temperature C 9.6 19.6 14.40 9.7 7.6 19.5 <br /> <br /> <br />Comment Not Enough <br />Water For Lab <br />Sample <br />Laboratory Parameters <br />Name of Certified Lab <br />Lab Reference # <br />Sample Date <br />Lab Test Date <br />Sampled B <br />Alkalinity (Total CaC03) mg/I 605 650 637 <br />Aluminum, dissolved m /I -0.03 0.20 0.12 <br />Aluminum, total m /I <br />Anions me /I 12.7 14.6 13.5 <br />Arsenic, dissolved m /I <br />Arsenic, total m /I -0.005 0.010 0.003 <br />Bicarbonate m /l 557 614 584 <br />Boron, dissolved m /I 0.45 0.59 0.54 <br />Cadmium, dissolved m /I -0.005 -0.005 -0.005 <br />Calcium, total m /l <br />Calcium, dissolved m /I 4.2 10.9 5.8 <br />Carbonate m /I 36 72 53 <br />Cation - Anion Balance % -8.6 0.7 -4.6 <br />Cations me /1 11.4 13.5 12.3 <br />Chloride m /I 4 12 6 <br />Conductivity µmhos/cm 1090 1190 1145 <br />Copper, dissolved m /l -0.01 -0.01 -0.01 <br />Hardness m /l 21 47 28 <br />Hydroxide m /I -2 -2 -2 <br />Iron, dissolved m /l 0.05 1.80 0.44 <br />Iron, total m /I 1.36 37.70 8.42 <br />Lead, dissolved m /I -0.04 -0.04 -0.04 <br />Magnesium, dissolved m /l 2.4 4.7 3.2 <br />Manganese, dissolved m /I 0.012 0.18 0.05 <br />Manganese, total m /I 0.046 0.872 0.204 <br />Mercury, total m /I -0.0002 0.0003 0.0002 <br />Molybdenum, dissolved m /I -0.01 -0.01 -0.01 <br />Nitrate as N m /I <br />Nitrate/Nitrite as N m /I -0.02 1.14 0.24 <br />Nitrite as N m /l <br />pH SU 8.4 8.8 8.6 <br />Phosphate m /I 0.46 1.36 0.72 <br />Phosphorus Ortho , dissolved m /I 0.15 0.44 0.23 <br />Potassium, dissolved m /I 1.4 5.0 2.1 <br />Selenium, dissolved m /l <br />Selenium, total recoverable m /I -0.001 -0.001 -0.001 <br />Sodium Absorption Ratio SAR calc. 16.30 27.60 23.03 <br />Sodium, dissolved m /l 248 295 266 <br />Sulfate m /I -10 60 27 <br />TDS Ratio calc. 0.96 1.21 1.04 <br />TDS Calc. m /I 664 752 715 <br />TDS m /I 650 910 742 <br />TSS m /I 20 754 192 <br />Zinc, dissolved mg/I -0.01 0.19 0.04 <br />Baseline 2006 <br />West Elk Mine <br />E-32 2009 Annual Hydrology Report HydroGeo, Inc.