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GW_N37 <br />CONTENTS: MONTHLY WATER DEPTHS DATING BACK TO MAY'93, HYDROGRAPH <br />and QUARTERLY TESTING RESULTS <br />ONITORING WELL GW-N3] <br />M <br />Zone DAKOTA COAL CORRECTION: RLG 12-20-05 <br />Northing: 600,022.19 <br />Easting:,121,440.64 <br />Elevation: 5.752.03 <br />Well Depth: 44-.18 16.4 <br />FIELD PARAMETERS 5-0ct-05 5-Nov-0S 20-Dec-05 10-Jan-06 1S-Feb-06 B-Mar-0fi 12-Apr-06 10-May-06 SJUn-06 10Ju1-06 9-AUg-O6 11-Sep-06 <br />pH 4.07 3.Bfi <br />Water Temperature (tleg C) 11.8 15 <br />Conductivity (umhos/cm) 557mS 541m5 <br />Water Elevation (k) dry tlry dry tlry tlry tlry tlry 5,]39.03 5742.8fi 5,742]8 5,]40.93 5,]39]5 <br />LABORATORY PARAMETERS <br />Metals Analysis <br />Aluminum, tlissolvetl (mgly 1 ]t 1.1 <br />Calcium, tlissolved (mg/L) 61.4 46.5 <br />Iron, tlissolve0 (mg/y 0.08 0.06 <br />Leatl, dissolvetl (mg/y 0.0019 0.0013 <br />Magnesium, tlissolved (mgly 2].3 19.3 <br />Manganese, tlissolvetl (mg/L) 0.043 .023(8) <br />Molybdenum, tlissolvetl (mgly U U <br />Potassium (mg/L) 1.7 1.2 <br />Selenium, tlissolvetl (mglL) 0.0013 0.0016 <br />Sodium, dissolvetl (mg/L) 21.4 20.7 <br />We! Chemistry <br />Alkalinity a5 CaC03 <br />Bicamonate as CaC03 (mg/y <br />Carbonate as CaC03 (mgly <br />Hytlroxitle as CaC03 (mg/L) <br />Total Alkalinity <br />Cation-anion Balance <br />Cation-Anion Balance (% ) <br />Sum of Anions (meyL) <br />Sum of Cations ImeyLl <br />Chloride, dissolvetl (mglL) <br />Contluctivity @ 25C (umhos/cm) <br />Hartlness as CaC03 (mg/L) <br />Nitrate as N (mg/L) <br />~iVatelNimle as N (mg/y <br />ikite as N (mglL) <br />itrogen, ammonia (mg/L) <br />pH ~ 25C <br />Phosphate as P04 (mg/LI <br />Phosphorus (mg/L) <br />Resdue. Filterable @190ITDS) <br />Sotlium Aosorplion Ratio in Water <br />Sulfate, tlissolvetl (mg/y <br />Total Dissolvetl Solitls @ 180C (mg/L) <br />iolal Dissolved Solitls, calculated (mglL) <br />1. Negative (-) =less than <br />2. U = not detectetl at MDL (Minimum Detection Level) <br />3. H-Exceetletl noltl lime <br />4. B = Analyte concentration detectetl et a value betwe <br />• <br />4.1 16.7 <br />2.9 3.5 <br />64 4.9 <br />8 8 <br />612 5l9 <br />266 196 <br />0.33 .08(B) <br />0.33 .08(B) <br />U U <br />U 007 <br />3.9 3.6 <br />0.06 0.18 <br />o.oz o.os <br />460 380 <br />0.5] 0.65 <br />270 160 <br />393 25] <br />1.17 148 <br />i ii <br />F:\Eng\DATA\ezcell\water\2006\2006ANU HVD <br />