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GW_N18P1 <br />CONTENTS: MONTHLY WATER DEPTHS, HYDROGRAPH <br />and QUARTERLY TESTING RESULTS <br />MONITORING WELL GW-N18P1 <br />Zone OVERBURDEN <br />Northing: 597,937.99 <br />E asti ng : 1,117, 899.63 <br />Elevation: 5,673.98 <br />Well Depth: 80.00 <br />Date of Collection 29-Oct-08 20-Nov-08 12-Dec-08 15-Jan-09 17-Feb-09 25-Mar-09 15-Apr-09 11-May-09 11-Jun-09 14-Jul-09 11-Aug-09 22-Sep-09 <br />FIELD PARAMETERS <br />PH 6.89 6.99 6.91 7.58 <br />Water Temperature (deg C) 13.70 13.60 14.90 14.50 <br />Conductivity (umhos/cm) 2,930 3,580 3,630 1,085 <br />Depth 35.40 35.70 35.75 35.92 36.10 36.35 36.41 36.00 34.92 33.92 34.30 34.51 <br />Depth (elev) 5638.9 5638.7 5638.6 5638.1 5638.5 5638.4 5,637.57 5,637.98 5,639.06 5,640.06 5,639.68 5,639.47 <br />LABORATORY PARAMETERS <br />Metals Analysis <br />Aluminum, dissolved U <br />Calcium, dissolved 392 <br />Iron, dissolved U <br />Lead, dissolved U <br />Magnesium, dissolved 220 <br />Manganese, dissolved U <br />Molybdenum, dissolved U <br />Potassium, dissolved 4.2 <br />Selenium, dissolved 0.0016 <br />Sodium, dissolved 86.7 <br />Wet Chemistry <br />Bicarbonate as CaCO3 390 <br />Carbonate as CaCO3 U <br />Hydroxide as CaCO3 U <br />Total Alkalinity 390 <br />Cation-Anion Balance -0.1 <br />Sum of Anions 41.7 <br />Sum of Cations 41.6 <br />Chloride 9 <br />Conductivity @25C 2850 <br />Hardness as CaC03 1880 <br />Nitrate as N, dissolved 0.56 <br />Nitrate/NiOte as N, dissolve 0.56 <br />Nitrite as N, dissolved U <br />Nitrogen, ammonia U <br />pH (lab) 7.7(H) <br />Phosphate U <br />Phosphorus, ortho dissolved U <br />Residue, Filterable (TDS) @180 2900(H) <br />Sodium Absorption Ratio in Wet 0.87 <br />Sulfate 1600 <br />TDS (calculated) 2550 <br />TDS (ratio - measured/calculated) 1.14 <br />1. Negative (-J = less then <br />2. U = not defected at MDL (Minimum Defection Level) <br />3. H- Exceeded hold time <br />4. B = Analyte concentration defected ate value between MDL and PQL <br /> MDL'S Units <br />.28(B) U U 0.06 mg& <br />421 520 230 0.4 mq1L <br />U U U 0.04 mgv. <br />.0002(B) U U 0.0002 mgt <br />344 260 82.4 0.4 mga <br />U 0.052 U 0.01 mgt <br />U .02(B) U 0.02 mgi <br />4 4.4 3.1 0.5 mgl <br />0.0033 0.0012 0.0041 0.002 m9/L <br />84.3 111 30.4 0.6 nga <br />346 405 410 2 mgvL <br />U U U 2 mg4 <br />U U U 2 mg& <br />346 405 410 2 mgL <br />5.7 -0.2 -1.3 % <br />47.4 52.5 20.2 0.1 meq/L <br />53.1 52.3 19.7 0.1 meq& <br />11 11 9 1 mgt <br />3680 3410 1500 1 -h..'- <br />2470 2370 914 1 mglL <br />0.63 0.21 2.47 0.02 mg4 <br />0.64 .21(H) 2.47(H) 0.02 mgt <br />.01(B) HU HU 0.01 mgh <br />U .14(B) U 0.05 m9VL <br />8.0(H) 7.8(H) 7.6(H) 0.1 <br />.09(B) .03(B) .03(B) 0.03 ,gL <br />.03(B) .01(HB) .01(HB) 0.01 mgt <br />3570 3720 1270 10 mq& <br />0.74 1 0.44 0.03 mgt <br />1910 2100 550 10 mgt <br />2990 3250 1160 10 mgK <br />1.19 1.14 1.09 <br />MONITORING WELL GW-N18Pl <br />Current Water Year Data <br />5,642 <br />5 <br />641 <br />. <br />5,640 <br />Water <br />Elevation 5,639 <br />(ft) <br /> <br />5,638 <br />--------------------------------------- <br />5,637 <br />5,636 <br />Oct-08 Nov08 Dec08 Jan09 Feb-09 Mar-09 AW-09 .,09 Jun09 Jul-09 Aug-09 <br />MONTH <br />F:\Eng\DATA\excell\water12009\2009_AN U HYD.xis