2021-12-07_REVISION - M2012032 (24)

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Table U-9 Summary of Surface Water Quality Data for 5 Quarters SW-17 Nondetect Sample Analyte Units Minimum Maximum Average Count Count Aluminum, dissolved mg/L 0.005 0.0174 0.008 1 5 Aluminum,total recoverable mg/L 0.033 0.311 0.132 5 Arsenic, dissolved mg/L 0.0003 0.00258 0.0008 5 Arsenic,total recoverable mg/L 0.0004 0.0029 0.0011 5 Bicarbonate as CaCO3 mg/L 20.7 50 36 5 Cadmium, dissolved mg/L 0.00005 0.00005 0.00005 5 5 Calcium, dissolved mg/L 12.4 46.9 24.6 5 Carbon, dissolved organic mg/L 1 2.1 1 4 Carbonate as CaCO3 mg/L 2 2 2 5 5 Chloride mg/L 0.5 6.72 1.8 2 5 Copper, dissolved mg/L 0.0008 0.001 0.0008 4 5 Fluoride mg/L 0.1 0.68 0.2 4 5 Hardness as CaCO3 (dissolved) mg/L 35 125 68 5 Hydroxide as CaCO3 mg/L 2 2 2 5 5 Iron, dissolved mg/L 0.007 0.0121 0.008 4 5 Iron,total recoverable mg/L 0.028 0.205 0.100 5 Lead, dissolved mg/L 0.0001 0.0001 0.0001 5 5 Magnesium, dissolved mg/L 1.02 2.42 1.70 5 Manganese, dissolved mg/L 0.01 0.01 0.01 5 5 Mercury,total (low level) ng/L 0.56 1.29 0.78 5 Nitrate/Nitrite as N mg/L 0.042 0.223 0.097 5 Potassium, dissolved mg/L 0.2 0.38 0.3 3 5 Silver, dissolved mg/L 0.0001 0.00122 0.0003 4 5 Sodium, dissolved mg/L 0.43 5.95 1.88 5 Sulfate mg/L 18.7 89.5 43.1 5 Total Alkalinity mg/L 20.7 50 36 5 Total Dissolved Solids mg/L 46 204 94 5 Total Suspended Solids mg/L 5 6 5 3 5 Zinc, dissolved mg/L 0.02 0.02 0.02 5 5 pH (field) s.u. 6.64 8.15 7.65 5 Water Temperature (field) deg. C 3.8 9.8 6.3 5 ORP (field) mV 172 367.4 214 5 Conductivity(field) µS/cm 5 321 132 4 Disolved Oxygen (field) % 76.7 99 85 5 Flow (field) CFS 1.8 23 12 5