2008-10-22_REPORT - C1981008 - Laserfiche WebLink

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GW_N36 CONTENTS: MONTHLY WATER DEPTHS, HYDROGRAPH and QUARTERLY TESTING RESULTS Zone UNDERBURDEN Northing: 600,032.12 Easting: 121,439.32 Elevation: 5,751.69 Well Depth: 60.00 FIELD PARAMETERS 11-Oct-07 13-Nov-07 12-Dec-07 17-Jan-08 20-Feb-08 20-Mar-08 14-Apr-08 7-May-08 11-Jun-08 21-Jul-08 19-Aug-08 23-Sep-08 pH 6.82 6.91 6.67 6.22 Water Temperature (deg C) 14.60 14.60 16.20 16.70 Conductivity (umhos/cm) 1755 1329 1474 936 Depth to water (ft) 16.31 17.22 18.27 18.85 19.48 18.81 19.73 20.15 10.23 9.85 11.38 11.69 Water Elevation (ft) 5735.38 5734.47 5733.42 5732.84 5732.21 5732.88 5731.96 5731.54 5741.46 5741.84 5740.31 5740.00 LABORATORY PARAMETERS Metals Analysis MDL UNITS Aluminum, dissolved (mg/L) U U U .11(B) 0.03 mg/L Calcium, dissolved (mg/l.) 209 189 186 142 0.2 mg1L Iron, dissolved (mg/L) 0.08 0.07 0.09 .03(B) 0.02 mg/L Lead, dissolved (mg/L) U U .0001(B) .0002(B) 1E-04 mg/L Magnesium, dissolved (mg/L) 99.6 91 95.3 53.8 0.2 mg/L Manganese, dissolved (mg/L) 0.144 0.15 0.14 0.4 0.005 mg/L Molybdenum, dissolved (mg/L) U 0.08 U U 0.01 mg/L Potassium (mg/L) 31.1 29.9 28 13.4 0.3 mg/L Selenium, dissolved (mg/L) U .0005(8) U 0.0006 0.001 mg/L Sodium, dissolved (mg/L) 95.6 90.7 86 50.7 0.3 mg/L Wet Chemistry Bicarbonate as CaC03 (mg/L) 581 566 547 190 2 mg/L Carbonate as CaC03 (mg/L) U U U U 2 mg/L Hydroxide as CaC03 (mg/L) U U U U 2 mg1L Total Alkalinity 581 566 547 190 2 mg/L Cation-Anion Balance (%) 0.6 -2.5 -0.2 3.7 % Sum of Anions (meq/L) 23.3 22.9 21.8 13.1 0.1 mg/L Sum of Cations (meq/L) 23.6 21.8 21.7 14.1 0.1 mg/L Chloride, dissolved (mg/L) 28 29 26 24 1 mgt Conductivity @ 25C (umhos/cm) 1940 1810 1850 1180 1 mg/L Hardness as CaCO3 (mg/L) 932 847 857 576 1 mg/L Nitrate as N (mg/L) U 0.13 .07(B) 0.15 0.02 mgt Afttrate/Nitrite as N (mg/L) UH 0.13 .07(B) .15(H) 0.02 mg/L trite as N (mg/L) UH U U HU 0.01 mg/L "trogen, ammonia (mg/L) 0.79 0.81 0.87 .16(B) 0.05 mg/L pH @ 25C 7.7(H) 7.9(H) 7.7(H) 7.3(H) % Phosphate as P04 (mg/L) .06(B) .03(B) U .06(B) 0.03 mg/L Phosphorus (mg/L) .02(BH) .01(B) I .02(HB) 0.01 mgt Residue, Filterable (TDS) @ 180C 1380 1370 1270 880 Sodium Absorption Ratio in Water 1.34 1.37 1.29 0.93 0.03 mg/L Sulfate, dissolved (mg/L) 520 510 480 410 10 mg/L Total Dissolved Solids @ 180C (mg/L) 1330 1280 1230 809 10 mg/L Total Dissolved Solids, calculated (mg/L) 1.04 1.07 1.03 1.09 1. Negative O = less than 2. U = not detected at MDL (Minimum Detection Lamm) 3. H - Exceeded hold time 4. B = Analvte concentration detected at a value between MDL and POL Monitoring Well GW-N36 Current Water Year Data 5 742- . 5.740 - '--------------------------------------------------- 5,738 ---------------------------------------------------------------------------------------------------------------------------------------------- Water Elevation 5,736 ----------------------------------------------------------------------------------- (ft) 5,734 --------------- ------------------------------------------------------- ---------------------------------------------------------- 5.732 ----------------------------------------------------------------------- 5 730 , Oct-07 Nov-07 Dec-07 Jan-08 Feb-08 Mar-08 Apr-08 May-08 Jun-08 Jul-08 Aug-08 Sep-08 Month F:\Eng\DATA\excell\water\2008\2008_AN UHYD