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Box Canyon <br />SuMace Water Quality and Field Perimeters <br /> <br /> <br /> <br />Mountain Coal West Elk Mine <br />Monitodn Location Box Can on Baseline 20 01 Water Year <br />Descri lion Units Minimum Maximum Mean 412fi/2001 6/24/2001 9/30/2001 <br />Field Parameters <br />Flow cfs D D D <br />Electrical Conductivi umhos/cm 840 1020 916 <br />H SU 7.9 6.9 6.3 <br />Tem stature oC 2 15.9 10 <br />Comment <br />Laborato Parameters <br />Name of Certified Lab <br />Lsb Reference q <br />Sam le Date <br />Lab Test Date <br />Sam led B <br />Alkalinit otal CaCO3 m 401 447 427 <br />Aluminum, dissolved m <br />Aluminum, total m 0 0.07 0.025 <br />Anions me 10.3 12.1 11.1 <br />Arsenic dissolved m o 0 0 <br />Arsenic, total m 0 0.008 0.0012 <br />BiCarbOnate m 398 447 425 <br />Boron, dissolved m <br />Cadmium, dissolved m <br />Cadmium, dissolved m 0 0.003 0.00(17 <br />Calcium, total m 40.2 67.9 58.000 <br />Carbonate m 0 12 1.9 <br />Cation -Anion Balance m -4 3.6 0.02 <br />Catl0ns me 9.5 12.23 71.15 <br />Chlodde m 2 6 4.8 <br />Conductivl umhos/cm B68 968 921 <br />Co er, dissolved m <br />Hardness m 195 283 265 <br />H droxide m 0 0 0 <br />Iron, dissolved m o 0.02 0.012 <br />Iron total m 0.02 0.44 0.16 <br />Lead, dissolved m <br />Ma nesium, tlissolvetl m 23 28 27 <br />Man anese, dissolved m <br />Man anese, total m 0 0.009 0.002 <br />Mercu ,total m <br />Mol enum, dissolved m <br />Nitrate as N ,dissolved m 0.13 0.48 0.3 <br />Nitrete/Nitrite as N m 0.13 0.48 0.3 <br />Nitrite as N ,dissolved m <br />H SU 8 8.2 8.7 <br />Phos hale - m 0 0.03 0.006 <br />Phos horns Ortho dissolved m o 0.007 0.002 <br />Potassium, dissolved m 2.6 3.3 3 <br />Selenium total rtl 0.001 0.002 0.002 <br />Selenium total reCOV. m 0 0.003 0.007 <br />Sodium Abso lion Ratio SAR talc. 3.43 4.26 3.91 <br />Sodium, dissolved m A 727 154 141 <br />SUliate m 100 140 118 <br />TDS Ratio talc. <br />TDS Calc, m <br />TDS m 540 820 588 <br />TSS m 0 38 19 <br />Zinc, dissolved m 0 0.01 0.002 <br /> <br />ACZ Labs, Steamboat S tin s, Colorado <br />' Stanoard is for reference u oses onl <br />NA - not a Iicable NM -not measured NR -not re oded <br /> <br />West Elk Mine <br />C-17 2001 Annual Hydrology Report HydroGeo, Inc. <br />