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<br /> <br />1 <br /> <br />1 <br />1 <br /> <br /> <br />1 <br /> <br />1 <br />1 <br /> <br />1 <br /> <br /> <br />1 <br /> <br />ABLE 17 <br />SUMMARY Of WATER QUALITY OP TA <br />No. 9 Mine Discharge <br />Parameter Mean $t.0ev. Max. Min. Units No. Period <br />PHYSICAL PROPERTIES <br />Conductivity 1153 95 1300 950 umhds/cm 12 9/81-12/83 <br />pH 8.8 0.2 9.0 8.6 -- 6 1/93-12/83 <br />Alkalinity as CaL03 606 42 674 520 mg/L 10 9/81-12/83 <br />Hartlness as CaC03 24 6 38 17 mg/L 10 9/81-12/83 <br />Solids, dissolved 127 14 880 575 mg/L 23 9/BI-12/83 <br />Solids, suspended <12.8 12.2 60 <4 mg/L 23 9/81-12/83 <br />Solids, volatile <5.1 3.0 12 2 mg/L 9 9/81-12/83 <br />CATIONS <br />Calcium 5.3 1.2 7 4 mg/L <br />Magnesium 2.7 1.1 5 1 mg/L <br />Sodium 311 16 326 213 mg/L <br />Potassium i.7 0.5 2.5 1.C mq/L <br />ANiON$ <br />Bicarbonates as HC03 <br />~ 639 49 112 561 mg/L <br />~ Carbonates as C03 106 as 170 34 mg/L <br />Chloride <br />~ 11 8.2 32 10 mg/L <br />\ Sulfate 57 22 90 6 mg/L <br />PRIMARY DRINKING WATE R <br />Arsenic <1.8 0.4 <2 1 ug/L <br />Barium <210 31 300 <200 ug/L <br />Cadmium <3.4 3.0 11 1 ug/L <br />Chromium <2G 0 <20 <20 ug/L <br />Lead <8.6 15 70 <2 ug/L <br />Mercury <0.59 0.20 <1 <0.5 ug/L <br />Selenium <1.8 0.4 2 <1 ug/L <br />Silver <0.2 0 <0.2 <0.2 ug/L <br />SECONDARY ORINKING WA TER <br />Copper <7.1 8.4 28 <2 ug/L <br />Zinc <72 140 603 4 ug/L <br />MISC. TRACE METALS <br />Aluminum <290 140 600 <200 ug/L <br />Boron 463 141 730 300 ug/L <br />Molybdenum <190 30 <200 <100 ug/L <br />Nickel <20 0 20 <20 ug/L <br />Thallium <2 0 <2 <2 ug/L <br />MINOR CONST IT. <br />Fluoride 1.96 0.10 2.10 1,78 mg/L <br />Iron <0.48 0.43 1.63 <0,02 mg/L <br />Manganese <0.021 0.03 0.03 <0.02 mg/L <br />Sulphide <0.2 0 <0.2 <0.2 mg/L <br />NUTRIENTS <br />Nitrogen,N03+NO2 <0,47 1.03 3.36 <0.02 mg/L <br />Nltrogen,Amononium asN <0. 12 0.085 0.22 <0.02 mg/L <br />Phosphate, ortho as P <0,13 0.15 0.48 <0.02 mg/L <br />Phosphate, total as P 0.21 ~ mg/L <br />ORGANICS <br />Cy anlde <0.002 0.001 <0.005<0.002 mg/L <br />u ~ micro <br />All parameters total unless otherwise indicated. <br />No field data included. <br />10 9/81-12/83 <br />LO 9/81-12/83 <br />10 9/81-12/83 <br />10 9/81-12/83 <br />10 9/81-12/83 <br />10 9/81-12/83 <br />10 9/81-12/83 <br />10 9/81-12/83 <br />10 9/81-12/83 <br />10 9/81-12/83 <br />21 9/81-12/83 <br />10 9/81-12/83 <br />22 9/81-12/83 <br />22 9/81-12/83 <br />10 9/81-12/83 <br />22 9/82-12/83 <br />22 9/81-12/83 <br />21 9/81-12/83 <br />10 9/81-12/83 <br />10 9/81-12/83 <br />10 9/81-12/83 <br />LO 9/81-12/83 <br />23 9/81-12/83 <br />LO 9/81-12%83 <br />23 9/81-12/83 <br />10 9/81-12/83 <br />10 9/81-12/83 <br />LO 9/81-12/83 <br />10 9/81-12/83 <br />9 !2/81-12/83 <br />1 9/81 <br />16 9/81-12/83 <br /> <br />