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TABLE: 19 <br />TWENTYMILE COAL COMPANY <br />2014 ANNUAL HYDROLOGY REPORT <br />WATER QUALITY MONITORING DATA <br />Site: 09S10 (009 -S-10, Alluvial Well) DATUM= 6906.67 <br />CATEGORY <br />PARAMETER <br />ANALYSIS TYPE <br />UNITS <br />OCT <br />NOV <br />DE <br />JAN <br />FE <br />MAR <br />APR <br />MAY <br />JUN <br />JUL <br />AUG <br />SEP <br />Date <br />11/6/13 <br />3/4/14 <br />5/1/14 <br />8/18/14 <br />Water level <br />Field <br />FT <br />5.91 <br />5.51 <br />3.88 <br />5.96 <br />Water Elevevation <br />Field <br />FT <br />6900.76 <br />6901.16 <br />6902.79 <br />6900.71 <br />PHYSICAL <br />CONDUCTIVITY <br />LAB <br />UMS /CM <br />1280 <br />1300 <br />1260 <br />1220 <br />PH <br />LAB <br />S.U. <br />7.67 <br />7.87 <br />8.2 <br />8.3 <br />TEMPERATURE <br />FIELD <br />Degrees C <br />9.8 <br />8.3 <br />7.5 <br />9.1 <br />SOLIDS <br />TOT -DISS, LAB <br />MG /L <br />810 <br />810 <br />CATIONS <br />CALCIUM <br />DISSOLVED <br />MG /L <br />43.9 <br />46.2 <br />MAGNESIUM <br />DISSOLVED <br />MG /L <br />20.9 <br />21.8 <br />SODIUM <br />DISSOLVED <br />MG /L <br />1 <br />1 204 <br />1 <br />205 <br />ANIONS <br />BICARBONATE <br />AS CaCO3 <br />MG /L <br />439 <br />553 <br />CARBONATE <br />AS CO3 <br />MG /L <br />< 20 <br />3.2 <br />SULFATE <br />NOT APPLICABLE <br />MG /L <br />240 <br />240 <br />PRIMARY <br />CADMIUM <br />DISSOLVED <br />UG /L <br />< 0.5 <br />< 0.5 <br />LEAD <br />DISSOLVED <br />UG /L <br />< 200 <br />< 200 <br />MERCURY <br />DISSOLVED <br />UG /L <br /><1 I <br /><1 <br />SELENIUM <br />DISSOLVED <br />UG /L <br />< 0.3 <br />< 0.3 <br />SECONDARY <br />IRON <br />DISSOLVED <br />UG /L <br />50 <br />20 <br />MANGANESE <br />DISSOLVED <br />UG /L <br />8 <br />63 <br />TRACE <br />MOLYBDENUM <br />DISSOLVED <br />UG /L <br />< 100 <br />< 100 <br />NUTRIENTS <br />NITROGEN <br />NO3 -NO2 <br />MG /L <br />0.08 <br />0.06 <br />AMMIA -FREE <br />MG /L <br />1.12 <br />1.17 <br />PHOSPHATE <br />ORTHO -DISS <br />MG /L <br />0.05 <br />0.04 <br />Note : <br />