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Work plan DRAFT 10 <br />Table 3.4 Surface water analytes to be reported by laboratory <br />and measured in field <br />Proposed Parameter Suite Currently reported for Included in CDMG <br /> Colowyo Mine Guidelines <br />Acidity x <br />Alkalinity x <br />Aluminum x <br />Ammonia x <br />Arsenic x x <br />Bicarbonate x x <br />Cadmium x <br />Calcium x x <br />Carbonate x x <br />Chloride x <br />Copper x <br />Dissolved Oxygen x <br />Electrical Conductivity x x <br />Hardness x <br />Hydroxide x <br />Iron x x <br />Lead x x <br />Magnesium x x <br />Manganese x x <br />Mercury x x <br />Molybdenum x <br />Nitrate x <br />Nitrate+nitrite x x <br />Nitrite x <br />Oil and Grease' x <br />Phosphate x <br />PH x x <br />SAR x <br />Selenium x x <br />Sodium x x <br />Sulfate x x <br />Total Dissolved Solids x x <br />Total Phosphorus x x <br />Total Suspended Solids x x <br />Zinc x x <br />Field measurements <br />Flow x x <br />PH x <br />Electrical Conductivity x <br />Temperature x <br />Dissolved Oxygen x <br />Visual inspection for oil and grease x x <br />Oil and grease analysis only conducted if visual evidence is found <br />2572-Rf Colowyo Coal Company, L.P. <br />Water Management Consultants <br /> <br />