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CONTENTS: MONTHLY WATER DEPTHS, HYDROGRAPH <br />and QUARTERLY TESTING RESULTS <br />Monitoring Well GW-N41 <br />GW_N41 <br />Zone Overburden <br />Northing: 601701.53 <br />Easting: 1119487.75 <br />Elevation: 5,776.72 6776.31- CHANGED ELEVATION JANUARY 22, 2008 TDF <br />fell Depth: 22.75 <br />Date of Collection 29-Oct-08 19-Nov-08 12-Dec-08 15-Jan-09 18-Feb-09 25-Mar-09 15-Apr-09 12-May-09 11-Jun-09 14-Jul-09 12-Aug-09 21-Sep-09 <br />FIELD PARAMETERS <br />PH 7.34 7.69 <br />Water Temperature (deg C) 12.90 16.80 <br />Conductivity (umhos/cm) 350 428 <br />Depth 21.38 Dry 20.94 Dry Dry 14.21 19.83 12.92 14.20 15.18 15.97 17.37 <br />Depth (elev) 5755.3 Dry 5755.8 Dry Dry 5762.5 5756.9 5763.8 5762.5 5761.5 5760.8 5759.4 <br />LABORATORY PARAMETERS <br />Metals Analysis <br />Aluminum, dissolved (mg/i.) U .07(B) <br />Calcium, dissolved (mg/L) 59.2 86.3 <br />Iron, dissolved (mg/L) U 0.05 <br />Lead, dissolved (mg/L) U .0003(B) <br />Magnesium, dissolved (mg/L) 17.9 36.3 <br />Manganese, dissolved (mg/L) U .007(B) <br />Molybdenum, dissolved (mg/L) U .02(B) <br />Potassium (mg/i.) 2.2 2.9 <br />Selenium, dissolved (mg/L) .0004(B) .0003(6) <br />Sodium, dissolved (mg/L) 6.8 7.7 <br />Wet Chemistry <br />Bicarbonate as CaC03 (mg/L) 183 252 <br />Carbonate as CaC03 (mg/i.) U U <br />Hydroxide as CaC03 (mg/L) U U <br />Total Alkalinity 183 252 <br />Cation-Anion Balance (%) 0 4.8 <br />Sum of Anions (meq/L) 4.7 7 <br />Sum of Cations (meq/L) 4.7 7.7 <br />Chloride, dissolved (mg/L) 2(B) 3(B) <br />Conductivity @ 25C (umhos/cm) 428 593 <br />Hardness as CaC03 (mg/L) 222 365 <br />Nitrate as N (mg/L) 0.44 0.35 <br />Nitrate/Nitrite as N (mg/L) .44(H) 0.35 <br />Nitrite as N (mg/L) HU U <br />Nitrogen, ammonia (mg/i.) U U <br />PH @ 25C 8.2(H) 8.1(H) <br />Phosphate .03(B) .06(B) <br />Phosphorus (mg/L) .01(HB) .02(13) <br />Total Dissolved Solids @ 180C (mg/L) 300 410 <br />Sodium Absorption Ratio in Water 0.2 0.17 <br />Sulfate, dissolved (mg/I.) 46 89 <br />Total Dissolved Solids (calculated) 246 378 <br />Total Dissolved Solids, ratio - measured/calculated) 1.22 1.08 <br />1. Negative () = less than <br />2. U= not detected at MOL(Minimum Detection Level) <br />3. H-Exceeded hold time <br />4. B = Analyte concentration detected at a value between MDL and POL <br />MDUS Units <br />0.06 mgL <br />0.4 mgA <br />0.04 mgiL <br />2E-04 mgt <br />0.4 mga <br />0.01 mgt <br />0.02 mg1L <br />0.6 mgt <br />0.002 mgit <br />0.6 mgt <br />2 mg/L <br />2 mg/L <br />2 mg1L <br />2 mga <br />0.1 meq/L <br />0.1 meq/L <br />1 mg/L <br />1 umhae m <br />1 mgrt <br />0.02 mgh <br />0.02 mg& <br />0.01 mgit <br />0.05 mgt <br />0.1 <br />0.03 mgt <br />0.01 mgA <br />10 mgA <br />0.03 mga <br />10 mgrs <br />10 mgL <br />MONITORING WELL GW-N41 <br />Current Water Year Data <br />5766 <br />5764 <br />5762 <br />Water <br />Elevation <br />(ft) <br />5760 <br />5758 <br />5756 <br />Oct-08 Nov-08 Dec-08 Jan-09 Feb-09 Mar-09 Apr-09 May-09 Jun-09 Jul-09 Aug-09 Sep-09 <br />F:\Eng\DATA\excell\water\2009\2009_AN U HYD.xIs