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CONTENTS: RESULTS OF MONTHLY FIELD TESTS and SEMI- ANNUAL TESTING, <br />FLOW RATE CALCULATIONS, and FLOW RATE HYDROGRAPH <br />Monthly Field Tests <br />Quarterly Test <br />Surface Water Quality Parameters <br />SITE: SW -N203 <br />N 1611110 E 2112921 <br />LOCATION 26 Road Crossing, Unnamed draw <br />discharging eventually to Coal Canyon <br />Date of Collection <br />FIELD PARAMETERS <br />5- Oct -11 28 -Nov -11 12- Dec -11 18-Jan-12 <br />SW_N203 <br />PH 797 741 743 742 <br />Water Temperature (deg C) 10 5 1 0 1 4 0 0 <br />Conductivity (umhos /cm) 1818 2380 2530 2760 <br />Instantaneous Flow (cfs) 0 446 0 134 0 077 0 024 0 000 0 000 0 000 0 000 0 000 0 000 0 000 0 000 <br />LABORATORY PARAMETERS STARTED UPDATED PARAMETER LIST FEBRUARY 2012 <br />Metals Analysis <br />Aluminum, total recoverable (mg /L) 2 62 <br />Arsenic, total recoverable U <br />Boron, total recoverable 0 21 <br />Cadmium, total recoverable 0 0002(B) <br />Calcium, dissolved (mg /L) 453 <br />Chromium, total recoverable U <br />Chromium, Trivalent dissolved U <br />Copper, dissolved 0 002(B) <br />Iron, dissolved (mg /L) 0 59 <br />Iron, Total Recoverable 1 69 <br />Lead, dissolved (mg /L) 0 0019 <br />Magnesium, dissolved (mg /L) 78 8 <br />Manganese, total recoverable (mg /L) 0 68 <br />ercury, dissolved U <br />olybdenum, dissolved (mg /L) U <br />Nickel, dissolved U <br />Potassium, dissolved 2 7(B) <br />Selenium, dissolved (mg /L) U <br />Silver, dissolved U <br />Sodium, dissolved (mg /L) 26 2 <br />Uranium, dissolved 0 0016 <br />Zinc, dissolved U <br />Wet Chemistry <br />Bicarbonate as CaCO3 163 <br />Carbonate as CaCO3 U <br />Hydroxide as CaCO3 U <br />Total Alkalinity 163 <br />Ammonia as N, unionized U <U U U U <br />Cation -Anion Balance 0 <br />Sum of Anions 30 4 <br />Sum of Cations 30 4 <br />Chloride 10 <br />Conductivity @25C 2130 <br />Cyanide, total U <br />Dissolved Chromium Hexavalent HU <br />Hardness as CaCO3 1460 <br />Nitrate as N, dissolved 0 03(B) <br />Nitrate /Nitrite as N, dissolve 0 03(B) <br />Nitrite as N, dissolved U <br />Nitrogen, ammonia (Ionized) U U U U U <br />pH (lab) 8 0(H) <br />Phosphate 0 03(B) <br />Phosphorus, ortho dissolved 0 01(B) <br />Residue, Filterable (TDS) @180 2040 <br />Residue, Non - Filterable (TSS) 36 <br />Sodium Absorption Ratio in Wat 0 3 <br />Sulfate 1280 <br />Sulfide as S U <br />TDS (calculated) 1950 <br />TDS (ratio - measured /calculat 1 05 <br />I Negative () = less than <br />2 U = not detected at MDL (Minimum Detection Level) <br />3 H - Exceeded hold time <br />B = Analyte concentration detected at a value between MDL and POL <br />F \Eng \DATA \excel) \water \2012 /2012_ANUHYD <br />MDL'S Units <br />0 0300 mgt <br />0 0005 mgt <br />0 0100 mgt <br />0 0001 mgt <br />0 2 mgti <br />001 mgti <br />001 mgt <br />001 mgt <br />0 0005 mgt <br />0 02 mgt <br />0 02 mgt <br />0 0001 mgti <br />0 2 mgt <br />0 0050 mgA. <br />0 0002 mgti <br />001 mgt <br />001 mgt <br />0 30 mgti <br />0 0001 mgti <br />0 0001 mgti <br />0 3 mgt <br />0 0001 mgt <br />0 01 mgt <br />2 mgt <br />2 mgt <br />2 mgt <br />2 mgt <br />01 mgt <br />^r< <br />0 1 meq/L <br />01 meat <br />1 mgti <br />1 umhos/cm <br />0 003 mgt <br />0 005 mgt <br />1 mgt <br />0 02 mgti <br />0 02 mgti <br />0 01 mut <br />0 05 mg/I. <br />01 S <br />0 03 mgt <br />001 mgt <br />10 mgti <br />5 mgt <br />0 03 mgt <br />5 mgt <br />0 02 mgt <br />10 mgt <br />