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GW N3 <br />CONTENTS: MONTHLY WATER DEPTHS, HYDROGRAPH <br />and QUARTERLY TESTING RESULTS <br />Monitoring Well GW-N3 <br />Zone UNDERBURDEN <br />Northing: 605,035.00 <br />Easlirlg: 1,113,538.00 <br />Elevation: 5,666.22 <br />Well Depth: 70 65.85ft TDF 2-26-07 <br />Date of Collection 29-Oct-08 20-Nov-08 12-Deo-08 14-Jan-09 18-Feb-09 25-Mar-09 15-Apr-09 12-May-09 11Jun-09 14Ju409 12-Aug-09 21-Sep-09 <br />FIELD PARAMETERS <br />PH 6.65 6.67 6.53 6.76 <br />Water Temperature (deg C) 17.9 18.0 18.9 19.3 <br />Conductivity (umhos/cm) 2,740 2,640 <br />1,925 <br />1,763 <br />Depth 45.11 46.05 40.41 47.95 48.57 48.86 48.90 48.58 45.79 45.30 45.32 45.28 <br />Depth (elev) 5621.1 5620.2 5625.8 5618.3 5617.7 5617.4 5617.3 5617.6 5620.4 5,620.92 5620.9 5,620.94 <br />LABORATORY PARAMETERS <br />Metals Analysis MDLS Units <br />Aluminum, dissolved U U U U 006 mgL <br />Calcium, dissolved 400 430 423 423 0,4 mgt <br />Iron, dissolved 0.45 4.45 1.339 3.43 0.04 mgi <br />Lead, dissolved U U U U 0.0001 .01 <br />Magnesium, dissolved 151 155 143 161 0.4 mg& <br />Manganese, dissolved 1.15 1.31 1.25 1.37 0.005 mgt <br />Motybdenum, dissolved U .04(8) .02(B) U 0.02 mgt <br />Potassium, dissolved 10.8 11 9.3 10.70 0.6 mgt <br />Selenium, dissolved U U U U 0.0001 mgt <br />Sodium, dissolved 61.7 59.5 54.5 62.60 6 mA <br />Wet Chamistry <br />Bicarbonate as CaC03 421 337 397 420 2 mgt. <br />Carbonate as CaC03 U U U U 2 mgt <br />Hydroxide as CaC03 U U U U 2 mpa. <br />Total Alkalinity 421 337 397 420 2 mgt. <br />Cation-Anion Balance -1.1 2 -0.3 2.7 % <br />Sum of Anions 36.3 36 35.9 35.7 0.1 meq'L <br />Sum of Cations 35.5 37.5 35.7 37.7 0.1 meq/L <br />Chloride 22 24 23 22 1 mgt <br />Conductivity @25C 2620 2640 2610 2550 1 -ho - <br />Hardness as CaC03 1620 1710 1650 1720 1 mgt. <br />Nitrate as N, dissolved U U U .05(B) 0 02 mA <br />Ndmte/Nitrite as N, dissolve U U HU .05(HB) 0.02 mg'. <br />Nitrite as N, dissolved U .01(B) HU HU 0.01 mgt <br />Nitrogen, ammonia .16(B) .42(B) .44(B) .32(B) 0.05 -& <br />PH (tab) 7.4(H) 8.2(H) 7.5(H) 7.5(H) 01 <br />Phosphate U .03(B) .03(3) .03(B) 0,03 mgt <br />Phosphors, ortho dissolved U .01(B) .01(HB) .01(HB) 0,01 mgt <br />Residue, Filterable (TDS) @180 2580 2540 2570 2560 10 mgt <br />Sodium Absorption Ratio in Wet 0.67 0.63 0.59 .66 0.03 mgL <br />Sulfate 1300 1360 1300 1270 f0 -& <br />TDS (calcuated) 2200 2250 2190 2210 f0 mgt <br />TDS (ratio - measured/calculat 1.17 1.13 1,17 1,16 <br />f Nepefive (-)=less Men <br />2. U=ndderededet MDL(Minimum Defedim Lewl) <br />3. H- Exceeded hdd 1- <br />4, a =Armlyle emaenbdim detadedet a re/ue between MDL end PQL <br />Monitoring Well GW-N3 <br />Current Water Year Data <br />5,626 <br />5,625 __________________ <br />5,624 _________________ ______ __________________________________________________________________________________________________________________________________ <br />5,623 _______________ __________ _____________________________________________________ <br />5,622 _____________ ______________ <br />wece, <br />Elevation 5,621 --------- ------------------ _______________________________________________ __________________ <br />(ftl <br />5,620 ________________________________ <br />5,619 ------ <br />5,618 <br />5,617 __________________________________________________ <br />5 <br />616 <br />, <br />Oct-08 Nov-08 Dec-08 Jan-09 Feb-09 Mar-09 Apr-09 May-09 Jun-09 Jul-09 Aug-09 <br />Month <br />F:\Erg\DATMexoelAwater1200912009_ANU HYD.xls