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Spring 261 <br />Water Qual'lly and Field Parameters <br />• <br />u <br />• <br />Mountain Cnal Waat Elk Mlrle <br />Monitorin Location <br />Descri lion S rln 261 <br />Units Baseline <br />Minimum Maximum Mean 2007 Water Yeer <br />4/28/2001 6/25/2001 9/29/2001 <br />Field Parameters <br />Flow <br />Electrical Conductive <br />H m <br />`umhos/cm <br />SU - <br />240 <br />7.3 <br />640 <br />8.1 <br />482 <br />7.7 1.07 <br />4t0 <br />7.5 0.94 <br />520 <br />7.5 0.63 <br />590 <br />7.6 <br />Tem erature ~ oC 1.4 7:2 6 ~ 6.8 7.1 7 <br />Comment <br />Laborato Parameters <br />Name of Certified Lab ~ ACZ <br />Lab Reference # ~ - L32666-ttl <br />Sam le Date 6I25/2o07 <br />Lab Test Date 628.7117 <br />Sam led <br />Alkaline otal CaCO3 <br />Aluminum, dissolved <br />m A <br />m <br />151 <br />284.000 <br />222.000 R.H. <br />255.000 <br />-0.03 <br />Anions me 5.1 5.9 5.5 5.6 <br />Arsenic, dissolved m <br />Arsenic total m -0.0005 <br />Bicarbonate m /I 151 284 222 255 <br />Boron, dissolved m 0.03 <br />Cadmium, dissolved m -o.oo0t <br />Calcium, dissolved m 24 37.2 31.5 31.4 <br />Carbonate m -2 <br />Cation -Anion Balance m 1 3.3 2.15 6.5 <br />Cations me 5.2 ~ 6.3 5.75 6.6 <br />Chloride ~ m A 2 8 ~ 4.4 4 <br />Conductive umhos/cm 480 548 St4 558 <br />Co er, dissolved m A -0.Ot <br />Hardness m O1 126 105 108 <br />H droxide m /I '2 <br />Iron, dissolved m A •0.01 <br />Iron, total ' m ~ 1.45 0.24 0.27 <br />Lead dissolved m '0.0007 <br />Ma nesium, dissolved m A 5.1 8 6.7 6.7 <br />Man anese, dissolved <br />Man anese, total m <br />m /I <br />0.028 <br />0.004 -o.oos <br />0.006 <br />Mercu ,total m /I '0.0002 <br />Mol denum, dissolved m -0.Ot <br />NitrateMitrite as N RI A - 0.14 0.37 0.19 0.35 <br />H SU - 7.1 Z7 Za 7.7 <br />Phos hate <br />Phos horns Ortho ,dissolved m - <br />m <br />o.007 <br />0.001 -0.03 <br />-0.005 <br />Potassium dissolved m 12 1.4 t.3 t <br />Selehium total <br />Sodium Absor tion Ratio SAR ni A <br />calc. <br />2.8 0.001 <br />4.96 0.001 <br />~ 3.96 -0.007 <br />4.36 <br />Sodium, dissolved m 57.2 125 94.5 102 <br />Sultate m 40 80 63.1 30 <br />TDS Ratio cal6. ~ t •04 <br />TDS Calc. m - 329 <br />TDS ~~ ~ m 220 410 327 340 <br />TSS m 16 4 3 <br />Zinc, dissolved m - 0.02 0.07 -0.Ot <br /> <br />AAL. Inc -American Assa Laboratories, I nc., S arks, Nevada <br />Standard is for reference u oses onl <br />NA - not a licable NM -not measured NR -not re orted <br /> <br />West Elk Mine <br />E-10 2001 Annual Hydrology Report HydroGeo, /nc. <br />