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• <br />. J <br />• <br />.~ <br />SEMI -ANNUAL TESTING <br />GROUND WATER QUALITY PARAMETERS <br />SITE: GW-N15 <br />FORMATION: OVERBURDEN <br />DATE OF COLLECTION 25-Fetr97 <br />FIELD PARAMETERS <br />Metals Analysis <br />Wet Chemistry <br />Alkalinity as CaCO3 <br />08-Aug-97 <br />Bicarbonate as CaCO3 (mg/L) 274 250 <br />Carbonate as CaCO3 (mg/L) U U <br />Total Alkalinity 274 250 <br />Cation-Anion Balance <br />27 <br />c:onaucuvny C~ zsc (umnosicm) zursu ~a~u <br />Hardness as CaCO3 (mg/L) 1360 965 <br />Nitrate as N (mg/L) 0.56 0.12 <br />pH @ 25C 7.9 7.4 <br />Phosphate as PO4 (mg/L) U 0.07 <br />Total Dissolved Solids ~ 180C (mg/L) 1830 1180 <br />m <br />Sulfate, dissolved (mg/L) 1030 650 <br />1 Negative (-) =less than <br />2. U =not tlelected at MDL (Minimum Detection Level) <br />LABORATORY PARAMETERS <br />Aluminum, dissolved (mg/L) 0.03 U <br />Calcium, dissolved (mg/L) 338 225 <br />