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Middle Sylvester Gulch <br />Surface Water Oualily antl Fieltl Parameters <br /> <br />• <br /> <br />Mountain Coal West EIk Mine <br />Monitoring Location M. S Ivester Gulch Flume Baseline 2005 Water Year <br />Descri ion Unas Minimum Maximum Meen 5/2/2005 5I4I2005 615/2005 6pf2005 9/6/2005 <br />Field Parameters <br />FIOw Staff Gau a 0.49 0.47 0.21 040 0.4 <br />Electrical CondOCO ' UmhO31Crt1 3690 3430 1350 4550 4690 <br />H SU 8.66 8.88 6.78 8.9i 9.311 <br />Tern ereture C C <br />Tem erasure F F 56.9 62.5 Eta 57.] 69.3 <br />Comment <br />Laborato Paameters' <br />Name of CenRed Lab ACZ <br />Lab Reference # L51525-11 <br />Sam le Date 6l7n005 <br />Lab Test Dale 6/9-7ni <br />Sam lad B <br />Alkalis' Wal CBCO3 m 1380 <br />Aluminum, tlissolvad m n o.W <br />Anions men 412 <br />Arsenic, dissolved m ~ <br />Arsenic, total m /I 0.002 <br />Bicarbonate m n 448 310 113D <br />Boron, dissolved m n 1.65 <br />Cadmium, dissolved m n -0.01 <br />Calaum, dissolved m n 125 <br />Carbonate - m n 247 <br />Cation -Anion Balance % 0.0 <br />Cations men Ott <br />Chloride m n 3 10 5 202 <br />Chromium m n -0.w <br />Conductiv" umhos/cm 480 600 606 3700 <br />Co er, tlissolvetl m n -002 <br />C aside, total m /I -0.01 <br />Hardness m n 759 234 194 e4 <br />H droxide m n -2 <br />Iron dissolved m 04 07 0.16 <br />Iron, total m n 005 10.5 2.0 1.13 <br />Lead, dissolvatl m n 00019 <br />Lead, total m n <br />Ma nesium, dissolved m n 12.6 <br />Man anese, dissolved m n o.Ot <br />Man anese, total m n 0.56 005 0.03 <br />Mercu ,total m n -0.0002 <br />Mol bdenum, dissolved m n -0.02 <br />Nickel tlissoloved m 4 0.16 <br />Nitrete as N ,dissolved m n 0.11 <br />Ndrale/Ndrite as N m 4 0.08 0.02 0.14 <br />Nitrite as N ,dissolved m 0.03 <br />H lab SU 7.35 6.70 B,OB 9.1 <br />Phos hate m /I 0.12 <br />Phos horns Onho ,dissolved m 0.575 0.110 0.04 <br />Potassium, dissolved m n 10.7 <br />SNerrium, dissolved m A <br />Selenium, total m n -.002 <br />Silver, total m 4 -.0001 <br />Sodium Abs0 bon Ratio SAR cak. 2.29 3.02 270 42.80 <br />Sodium, dissolved m n 891 <br />Sueata m n 26.2 80 46.1 380 <br />TOS Ratio cola 0.96 <br />TDS Calc. m 2430 <br />TDS m n 3.66 584 361 2330 <br />TSS m n 42 5740 419 44 <br />Zinc, dissolved m fl 0.02 <br />'Baseline, WY 2000, and VJY 2001 data aria ed from W WE. <br />ACZ-ACZ Laboratories, Inc., Steamboat S tln s, CO <br />Ne alive values denote readin s below lab detection levels <br />NM -Not Measured <br /> <br />Cd <br />West Elk Mina <br />2005 gnnual Hydrology Repok <br />HydroGea, Inc. <br />