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Table: 2 <br />Twenty rile Coal, LLC <br />2017 Annual Hydrology Report <br />Water Year Monitoring Data <br />Site: 09794 (009-79-4, Bedrock Well, Wadge Overburden) Datum: 7004.54 <br />2/27/2018 I:\Environmental\CDMG - CDRMS\AHR\2017\AHR ALL FINAL Tables09794 (2) <br />Date <br />Depth to Water (FT) <br />10/2/2016 <br />34.89 <br />4/12/2017 <br />36.02 <br />9/11/2017 <br />35.41 <br />Type <br />Parameter <br />Fraction Units <br />Result Detection <br />Result Detection <br />Result Detection <br />FIELD <br />pH, Field <br />N <br />S.U. <br />8.78 Y <br />7.56 <br />Y <br />7.58 Y <br />FIELD <br />Specific Conductivity,Field <br />N <br />UMHOS/CM <br />1030 Y <br />980 <br />Y <br />990 Y <br />FIELD <br />Temperature, Field <br />N <br />DEG -C <br />10.9 Y <br />9.2 <br />Y <br />9.3 Y <br />PHYSICAL <br />pH, Lab <br />N <br />S.U. <br />1 <br />8.4 <br />Y <br />PHYSICAL <br />Specific Conductivity, Lab <br />N <br />UMHOS/CM <br />930 <br />Y <br />PHYSICAL <br />Total Dissolved Solids, Lab <br />N <br />MG/L <br />582 <br />Y <br />CATION <br />Calcium <br />D <br />MG/L <br />9.4 <br />Y <br />CATION <br />Magnesium <br />D <br />MG/L <br />5.5 <br />Y <br />CATION <br />Sodium <br />D <br />MG/L <br />189 <br />Y <br />ANION <br />Alkalinity,Bicarbonate as CaCO3 <br />N <br />MG/L <br />433 <br />Y <br />ANION <br />Alkalinity,Carbonate as CaCO3 <br />N <br />MG/L <br />10.5 <br />Y <br />ANION <br />Sulfates <br />N <br />MG/L <br />130 <br />Y <br />PRIMARY <br />Cadmium <br />D <br />UG/L <br />0.5 <br />N <br />PRIMARY <br />Lead <br />D <br />UG/L <br />200 <br />N <br />PRIMARY <br />Mercury <br />D <br />UG/L <br />1 <br />N <br />PRIMARY <br />Selenium <br />D <br />UG/L <br />0.3 <br />N <br />SECONDARY <br />Iron <br />D <br />UG/L <br />350 <br />Y <br />SECONDARY <br />Manclanese <br />D <br />UG/L <br />8 <br />Y <br />TRACE <br />Molybdenum <br />D <br />UG/L <br />100 <br />N <br />NUTRIENT <br />NO3-NO2 Nitrogen <br />IN <br />MG/L <br />0.13 <br />Y <br />NUTRIENT <br />Phosphorus., Ortho hos horus <br />IN <br />MG/L <br />0.05 <br />IN <br />2/27/2018 I:\Environmental\CDMG - CDRMS\AHR\2017\AHR ALL FINAL Tables09794 (2) <br />