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• ! • <br />Table G-9 <br />Well SOM-45-H-1 -Water Quality and Field Parameters <br /> Baseline Sample Dates <br />Field Parameter Units Minimum Maximum Mean 5/31/97 7/6/97 8/4/97 <br />Water Sudace Elevation feet 7388.54 7388.59 7388.36 <br />Conductivity (Field) umhos/cm 2200 2200 2300 <br />pH (Field) SU 7.1 7.2 7.3 <br />Temperature ' C 14.8 15 15.3 <br />Total Dissolved Solids (Field) mglL 1080 1020 <br />Comment <br />Laboratory Parameters <br />Alkalinity, total mg/L 761 <br />Arsenic, dissolved mglL 0.001 0.001 0.001 0.001 <br />Bicarbonate mg/L 7fi6 766 768 768 <br />Cadmium, dissolved mg/L 0 0 0 < 0.003 <br />CalGum, dissolved mglL 6 6 6 ~ 6 <br />Carbonate mglL 13 <br />Chlodde mglL 9 9 9 9 <br />Hardness mglL 23 23 23 23 <br />Hydroxide mg/L < 2 <br />Iron, dissolved mg/L 0.34 0.34 0.34 0.34 <br />Magnesium, dissolved mg/L 1.9 1.9 1.9 1.9 <br />Manganese, dlssolved mgrL 0.056 0.056 0.056 0.056 <br />Mercury, dissolved mg/L 0 0 0 < 0.0002 <br />Nitrate (as N), dissolved mg/L < 0.02 <br />NitrateMitrite (as N) mg/L 0 0 0 < 0.02 <br />Nitrite (as N), dissolved mg/L < 0.01 <br />Nitrogen, ammonia mg/L 0.56 <br />Phosphate (Ortho), dissolved mglL 0.007 0.007 0.007 0.007 <br />Selenium, dissolved mg/L 0 0 0 < 0.001 <br />Sodium Absorbtion Ratio 32.9 32.9 32.9 32.9 <br />Sodium, dissolved mg/L 357 357 357 357 <br />Sulfate mg/L 30 30 30 30 <br />Total Dissolved Solids (Lab) mg/L 850 850 850 850 <br />Total Suspended Solids mg/L < 5 <br />Turbidity (Lab) NTU 1.5 <br />Zinc, dissolved mg/L 0.01 0.01 0.01 0.01 <br />wellss7.xls West Elk Mine <br />s/27/9e 1997 Annual Hydrology Report Wright Water Engineers <br />