2010-12-13_HYDROLOGY - M1980047 (3)

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Quarterly Streamflow Samples Surface Water Battery A nnaren an 2nn9 June 30. 2009 Seutember 9.2009 • • etalsTMal ,tsi_ Aluminum, dissolved mg/L U 0.08 B U U Aluminum, total recoverable mg/L U 0.03 B 0.5 U Antimony, dissolved mg/L U U 0.00060 B U Antimony, total recoverable mg/L U U U 0.0004 B Arsenic, dissolved mg/L 0.0019 B 0.0023 0.0031 0.0033 Arsenic, total recoverable mg/L 0.0021 0.003 8 0.0035 0.0034 Barium, dissolved mg/L 0.073 0.054 0.052 0.058 Barium, total recoverable mg/L 0.08 0.056 0.072 0.06 Beryllium, dissolved mg/L U U U U Beryllium, total recoverable mg/L U U U U Boron, dissolved mg/L 0.02 B 0.05 B 0.05 B 0.06 Boron, total recoverable mg/L U 0.05 B 0.05 B 0.06 Cadmium, dissolved mg/L U U U U Cadmium, total recoverable mg/L U U U U Calcium, dissolved mg/L 80.6 54.4 50.8 46.7 Calcium, total recoverable mg/L 83 54.0 52.7 48.5 Chromium, Hexavalent mg/L HU U HU UH Copper, dissolved mg/L U U U U Copper, total recoverable mg/L 0.05 B U U U Iron, dissolved mg/L U 0.02 B U U Iron, total recoverable mg/L 0.2 B 0.03 B 0.58 U Lead, dissolved mg/L U U U U Lead, total recoverable mg/L U U U U Magnesium, dissolved mg/L 38.6 41.2 44 50.8 Magnesium, total recoverable mg/L 40 41.6 44.2 51.9 Manganese, dissolved mg/L U U U U Manganese, total recoverable mg/L U U U U Mercury, dissolved mg/L U U U U Mercury, total recoverable mg/L U U U U Molybdenum, dissolved mg/L U 0.02 B 0.02 B 0.03 B Molybdenum, total recoverable mg/L U 0.02 B U U Nickel, dissolved mg/L U U U U Nickel, total recoverable mg/L U U U U Potassium, dissolved mg/L 0.8 B 0.8 B 0.7 B 0.9 B Potassium, total recoverable mg/L U 0.8 B 1.1 B 1 B Selenium, dissolved mg/L U 0.001 B U 0.001 B Selenium, total recoverable mg/L 0.001 B 0.002 B 0.001 B 0.001 B Silver, dissolved mg/L U U U U Silver, total recoverable mg/L U U U U Sodium, dissolved mg/L 641 67.6 70.1 79.9 Sodium, total recoverable mg/L 66 64.9 71.5 82.2 Thallium, dissolved mg/L 0.0003 B U U U Thallium, total recoverable mg/L 0.0003 B U U U Uranium, dissolved mg/L 0.00150 0.00220 0.00240 0.00250 Uranium, total recoverable mg/L 0.00150 0.00240 0.00260 0.00260 Zinc, dissolved mg/L U U U U Zinc total recoverable m /L U U U U Meq_ is"1P.re Total Digestion Oil & Grease, Total Recoverable m /L U U U U etlGliemC- Alkalinity as CaCO3 Bicarbonate as CaCO3 mg/L 265 251 223 237 Carbonate as CaCO3 mg/L 23 19 B 35 44 Hydroxide as CaCO3 mg/L U U U U Total Alkalinity m /L 287 270 258 281 Cation-Anion Balance Cation-Anion Balance % 2.6 1.1 4 3.1 Sum of Anions meq/L 9.5 8.9 8.5 9.4 Sum of Cations meq/1 10 9.1 9.2 10.0 Chloride mg/L 54 10 14 14 Conductivity @25C umhos/cm 768 822 684 845 Fluoride mg/L 0.1 8 0.4 B 0.4 B 0.5 8 Hardness as CaCO3 mg/L 360 305 308 326 Nitrate as N, dissolved mg/L 0.65 0.5 0.24 0.24 Nitrate/Nitrite as N, dissolved mg/L 0.65 0.5 0.26 0.24 Nitrite as N, dissolved mg/L U U 0.02 B U Nitrogen, ammonia mg/L U U U U Nitrogen, total Kjeldahl mg/L 0.2 B U 0.1 B 0.3 B pH (lab) units 8.5 H 8.5 H 6.8 H 8.8 H Phosphorus, ortho dissolved mg/L 0.07 U 0.03 B U Phosphorus, total mg/L 0.03 B 0.06 0.03 B 0.02 B Residue, Filtefable(TDS)@180C mg/L 540 510 520 560 Sodium Absorption Ratio in Water 1.49 1.7 1.76 1.95 Sulfate mg/L 105 151 142 162 Sulfide (as S) mg/L U U 0.03 B U TDS (calculated) mg/L 528 497 492 542 TDS (ratio-measured/calculated mg/L 1.02 1.03 1.06 1.03 Turbidity NTU 2.4 1.6 7.6 1.5 pH measured at 24 U = Analyte was analyzed for but not detected at the indicated MDL B = Analyte concentration detected at a value between MDL and PQL PQL = Practical Quantitation Limit ' = Extended Qualifier Report H = Analysis exceeded method hold time.