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GW N9 <br />CONTENTS: MONTHLY WATER DEPTHS, HYDROGRAPH <br />and QUARTERLY TESTING RESULTS <br />Monkoring Well GW -N9 <br />Zone Overburden 8 Dakota Coal <br />Northing 507,83400 <br />Easong 1,114,88800 <br />Elevaton 5,75400 <br />Well Depth 725 <br />Date of Collecbon 23- Oct -13 12- Nov-13 18- Dec -13 24 -Jon-14 26 -Feb14 24- Mar -14 11- Apr -14 OJan-00 0- Jan -00 O -Jan -00 04an -00 0Jan-00 <br />FIELD PARAMETERS <br />PH <br />692 <br />996 <br />ABANDONED ABANDONED ABANDONED <br />Water Temperature (deg C) <br />142 <br />130 <br />Conductmty (umhos/cm) <br />2,750 <br />3,840 <br />Depth 4121 <br />4775 4366 5285 <br />5628 <br />41 93 4594 000 000 000 000 000 <br />Depth (elev) 57228 <br />57103 57205 5711 2 <br />57077 <br />57221 57181 57640 57640 5,76400 57640 5,78400 <br />LABORATORY PARAMETERS <br />Metals Analysis <br />MDLS Units <br />Aluminum, dissolved <br />U <br />U <br />009 mgt <br />Calcium, dissolved <br />550 <br />492 <br />04 mpt <br />Iron, dissolved <br />004(B) <br />25 <br />004 mwL <br />Imn, Total R —rable <br />218 <br />479 <br />00001 mpt <br />Lead. dissolved <br />U <br />U <br />002 vL <br />Magnesium, dissolved <br />141 <br />253 <br />04 mpt <br />Manganese, dissolved <br />134 <br />09 <br />0005 vt <br />Manganese, Total <br />143 <br />093 <br />0 005 vt <br />Molybdenum, dissolved <br />U <br />U <br />002 wt <br />Potassium, dissolved <br />33 <br />173 <br />09 mpt <br />Selenium, dissolved <br />U <br />U <br />00001 mot <br />Sodium, dissolved <br />118 <br />73 <br />8 mpt <br />Wet Chemistry <br />Boarbonate as CeCO3 <br />268 <br />426 <br />2 VL <br />Carbonate as CaCO3 <br />U <br />U <br />2 mgt <br />Hydroode as CaCO3 <br />U <br />U <br />2 mpt <br />Total Alkalinity <br />268 <br />426 <br />2 mpt <br />Cabon -Anon Balance <br />-24 <br />-1 <br />fs <br />Sum of Anions <br />42 <br />50 <br />01 megA <br />Sum of Cation <br />40 <br />49 <br />01 —qA. <br />Chloride <br />3(8) <br />18 <br />1 mwt <br />ConductMly @25C <br />2880 <br />3540 <br />1 umhoa/ca <br />Hardness as CaCO3 <br />1950 <br />2270 <br />1 wt <br />Nitrate as N, dis -I.d <br />0 05(BH) <br />0 03(B) <br />002 veil <br />Ndrats/Ndrge as N. dissolve <br />005(BH) <br />007(B) <br />002 mist <br />Nitrite as N, dissolved <br />UH <br />0 04(B) <br />001 mot <br />Nitrogen, ammonia <br />015(B) <br />177 <br />005 mot <br />PH (leb) <br />7 5(H) <br />79(H) <br />01 <br />Phosphate <br />003(B) <br />U <br />003 mwt <br />Phosphorus, ortho dissolved <br />001(BH) <br />U <br />001 moil <br />Residue. Filterable (TDS) @150 <br />2940 <br />3430 <br />10 mot <br />Sodium Absorption Rata in Wet <br />012(B) <br />068 <br />003 /VL <br />Sulfate <br />1730 <br />1960 <br />10 mA <br />TDS(calculated) <br />2600 <br />3070 <br />10 mot <br />TDS (rata - me—red /calculate <br />113 <br />112 <br />1 Neae6ve (- 1•asemn <br />2 Under W&IMDL(Mianun Osf tlw Umo <br />a H- Exceededt kiti- <br />4 as ArWyY�dMrCadlavalwerMSn MDLad POL <br />F \Waste Water EMS\DRMSWew Horizon\NH2 Permd\Annual Hydrology Report12014\2014_annHydits <br />