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Table: 15 <br />Williams Fork Mine <br />2017 Annual Hydrology Report <br />Water Year Monitoring Data <br />Site: AV3, Well AVF-3 , Williams Fork Alluvium Datum: 6137.95 <br />3/5/2018 I:\Environmental\CDMG - CDRMS\AHR\2017\EMPIRE\AHR 2017 ALL FINALAV3 (2) <br />Date <br />Depth to Water (FT) <br />2/7/2017 <br />8.52 <br />4/11/2017 <br />7.48 <br />8/20/2017 <br />8.66 <br />11/15/2017 <br />8.79 <br />Type <br />Parameter <br />Fraction <br />Units <br />Result Detection Result Detection Result Detection Result Detection <br />FIELD <br />pH, Field <br />N <br />S.U. <br />7.13 <br />Y <br />7.01 <br />Y <br />7.53 <br />Y <br />7.51 <br />Y <br />FIELD <br />Specific Conductivity, Field <br />N <br />UMHOS/CM <br />1700 <br />Y <br />1800 <br />Y <br />11780 <br />Y <br />1710 <br />Y <br />FIELD <br />Temperature, Field <br />N <br />DEG -C <br />9.6 <br />Y <br />8.6 <br />Y <br />13.8 <br />Y <br />10.6 <br />Y <br />PHYSICAL <br />Alkalinity as CaCO3, @ pH 4.5 <br />N <br />MG/L <br />415 <br />Y <br />470 <br />Y <br />492 <br />Y <br />427 <br />Y <br />PHYSICAL <br />Hardness <br />N <br />MG/L <br />526 <br />Y <br />585 <br />Y <br />547 <br />Y <br />530 <br />Y <br />PHYSICAL <br />Hydroxide as OH <br />N <br />MG/L <br />20 <br />N <br />20 <br />IN <br />20 <br />N <br />120 <br />N <br />PHYSICAL <br />pH, Lab <br />N <br />S.U. <br />8.2 <br />Y <br />8.4 <br />Y <br />8.1 <br />Y <br />8.4 <br />Y <br />PHYSICAL <br />Specific Conductivity, Lab <br />N <br />UMHOS/CM <br />1500 <br />Y <br />1710 <br />Y <br />1600 <br />Y <br />1720 <br />Y <br />ANION <br />Alkalinity, Bicarbonate as CaCO3 <br />N <br />MG/L <br />506 <br />IY <br />549 <br />Y <br />601 <br />Y <br />503 <br />Y <br />ANION <br />Chloride <br />N <br />MG/L <br />162 <br />Y <br />159 <br />Y <br />147 <br />IY <br />164 <br />Y <br />ANION <br />Sulfates <br />N <br />MG/L <br />260 <br />Y <br />270 <br />Y <br />329 <br />Y <br />237 <br />Y <br />CATION <br />Calcium <br />D <br />MG/L <br />104 <br />Y <br />115 <br />Y <br />108 <br />Y <br />104 <br />Y <br />CATION <br />Magnesium <br />D <br />MG/L <br />64.7 <br />Y <br />72.4 <br />Y <br />67.3 <br />Y <br />65.7 <br />Y <br />CATION <br />Sodium <br />D <br />MG/L <br />156 <br />Y <br />173 <br />Y <br />164 <br />Y <br />158 <br />Y <br />NUTRIENT <br />Nitrate Nitrogen <br />N <br />MG/L <br />0.05 <br />N <br />0.05 <br />N <br />0.05 <br />N <br />0.02 <br />Y <br />NUTRIENT <br />NO3-NO2 Nitrogen <br />N <br />MG/L <br />0.44 <br />Y <br />0.1 <br />IN <br />0.08 <br />Y <br />0.23 <br />Y <br />PRIMARY <br />Arsenic <br />D <br />UG/L <br />1 <br />N <br />0.3 <br />Y <br />0.6 <br />Y <br />0.3 <br />Y <br />PRIMARY <br />Cadmium <br />D <br />UG/L <br />0.5 <br />N <br />0.5 <br />N <br />0.5 <br />N <br />0.1 <br />Y <br />PRIMARY <br />Lead <br />D <br />UG/L <br />0.8 <br />Y <br />0.5 <br />N <br />0.2 <br />Y <br />1 <br />Y <br />PRIMARY <br />Mercury <br />D <br />UG/L <br />1 <br />N <br />1 <br />N <br />1 <br />N <br />1 <br />N <br />PRIMARY <br />Selenium <br />D <br />UG/L <br />0.3 <br />N <br />0.3 <br />N <br />0.3 <br />N <br />0.3 <br />N <br />SECONDARY <br />Iron <br />D <br />UG/L <br />280 <br />Y <br />300 <br />Y <br />750 <br />Y <br />830 <br />Y <br />SECONDARY <br />Manganese <br />D <br />UG/L <br />42 <br />Y <br />118 <br />Y <br />135 <br />Y <br />84 <br />Y <br />SECONDARY <br />Zinc <br />D <br />UG/L <br />50 <br />N <br />50 <br />N <br />50 <br />N <br />20 <br />Y <br />TRACE <br />Boron <br />D <br />UG/L 1100 <br />ly <br />140 <br />Y <br />170 <br />Y <br />130 <br />Y <br />TRACE <br />Molybdenum <br />ID <br />UG/L 1100 <br />IN <br />1100 <br />IN <br />100 <br />N <br />100 <br />IN <br />3/5/2018 I:\Environmental\CDMG - CDRMS\AHR\2017\EMPIRE\AHR 2017 ALL FINALAV3 (2) <br />