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Upper Dry Fork <br />Surface Water duality and Field Parameters <br /> <br /> <br />L~ <br />Mountain Coal West Elk Mine <br />Monitortn location U. D Fork Flume Baseline 2001 Water Year <br />Descd lion Units Minimum Maximum Mean 42Gi2Wt r,+2yzool 9/2912001 <br />Field Parameters <br />Fbw cf5 Submer ed Submer ed Submer <br />Electrical COnductiv' umhOS/Cm 130 40 40 <br />H SU 7.9 7.7 7.7 <br />Tem erature oC 12.6 70.8 10.8 <br /> Comment O.G. 1.4 <br />Leborato Parameters <br />Name of Certified Lab - ACZ <br />Lab Reference # L32666-74 <br />Sam le Date 6/25/2001 <br />Lab Test Date s127.7ros <br />Sam led B R.H. <br />Alkalin' Total CaC03 m <br />Aluminum, dissolved m 0.16 0.16 0.16 <br />Anions me <br />Arsenk, dissolved m <br />Arsenic, total m 0.002 0.002 0.002 <br />Bicarbonate m 22 140 64 <br />Boron, dissolved m I <br />Cadmium dissolved m <br />Calcium dissolved m 8.8 8.8 8.8 <br />Carbonate m <br />Cation - Anbn Balance m <br />Cations me <br />Chloride m 49 7.3 <br />Conductivi umhos/cm 43 877 176 44 <br />Co er, dissolved m <br />Hardness m 19 98.5 48.7 <br />H roxide m <br />Iron, dissolved m 0.3 0.1 0.05 <br />Iron, total m 0.17 27.2 3.9 1.57 <br />Lead, dissolved m <br />Ma nesium, dissOlvetl m 7.2 1.7 1.45 <br />Man anese, dIS501Ved m 0.014 0.024 0.078 <br />Man anese, total m I 0.004 0.45 0.078 <br />Mercu ,total m I <br />Mo denum, dissolved m I <br />Nitrate as N ,dissolved m <br />Nitrate/Nitrite as N ~ m 0.02 0.73 0.08 <br />Nitrite as N ,dissolved m <br />H SU 6.1 8.20 7.4 7.2 <br />Phos ate m <br />Phos horns Ortho ,dissolved m 3.i9 0.27 <br />Potassium, dissolved m <br />Selenium, total m I <br />Sodium Absor tion Ratio SAR talc. 0.26 1.78 <br />Sodium, dissolved m 1 6.5 6.5 <br />Sulfate m I 36 11 <br />TDS Ratfo Talc. <br />TDS Calc. m <br />TDS m 30 454 106 30 <br />TSS m t.6 568 97 106 <br />Zinc, dissolved m <br /> <br />ACZ Labs, Steamboat S rin s, Colorado <br />' Standard is for reference u oses onl <br />NA - not a licable NM -not measured NR -not re orted <br /> <br />C-70 <br />West Elk Mine <br />2001 Annual Hydrology Reporl <br />