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SW N217 <br />CONTENTS: RESULTS OF MONTHLY FIELD TESTS and QUARTERLY TESTING, <br />FLOW RATE CALCULATIONS, and FLOW RATE HYDROGRAPH <br />Monthly Field Tests <br />Quarterly Tests <br />Surface Water Quality Parameters <br />SITE: SW -N217 <br />N 1593405 E2106445 <br />LOCATION SAN MIGUEL RIVER STARTED SAMPLING MARCH OF 2012 <br />CALAMITY DRAW BRIDGE <br />Date of Collection 14 -Aug -16 15 -Nov -16 29 -Dec -16 31 -Jan -17 6 -Feb -17 15 -Mar -17 27 -Apr -17 16 -May -17 26 -Jun -17 17 -Jul -17 22 -Aug -17 19 -Sep -17 <br />FIELD PARAMETERS <br />PH <br />867 <br />882 Ice <br />Ice 762 <br />812 <br />876 <br />878 <br />862 <br />855 <br />871 <br />854 <br />Water Temperature (deg C) <br />142 <br />82 <br />42 <br />53 <br />113 <br />126 <br />175 <br />195 <br />244 <br />154 <br />Conductivity(umhoslcm) <br />605 <br />732 <br />741 <br />444 <br />392 <br />349 <br />288 <br />404 <br />805 <br />1230 <br />Approximate Instantaneous Flow (cfs) <br />110 <br />78 Ice <br />Ice 87 <br />275 <br />410 <br />725 <br />650 <br />275 <br />20 <br />6 <br />From USGS Brooks Bridge Site <br />LABORATORY PARAMETERS <br />Metals Analysis <br />MDUS Units <br />Iron, dissolved (mg/L) <br />0 04(B) <br />0 03(B) <br />0 04(B) <br />0 03(B) <br />002 mgt <br />Iron, total <br />039 <br />022 <br />1 99 <br />006 <br />002 mgt <br />Manganese, total <br />0 064 <br />0 034 <br />0 151 <br />0 022(B) <br />00050 mgt <br />Wet Chemistry <br />Acidity as CaCO3 <br />U <br />U <br />U <br />U <br />10 mgt <br />Conductivity @25C <br />684 <br />649 <br />322 <br />824 <br />1 umho.1— <br />pH(lab) <br />84(H) <br />84(H) <br />84(H) <br />83(H) <br />01 s <br />Residue, Filterable (TDS) @180 <br />490 <br />448 <br />208 <br />558 <br />10 mgL <br />Residue, Non -Filterable (TSS) <br />U <br />U <br />72 <br />5(B) <br />5 mgL <br />1 Nnetwe (l = less dren <br />2 U =not detected of MDL (M -mem Detedmn Levey <br />3 H-Exceededhddtme <br />4 B = Analyte concen#,. a. detected e(e velue between MDL end PDL <br />M \EMSWew Horizon North\Enwronmental\2 0 CDRMS\2 6 AHR & ARR\2017\AHR\2017_NHN_AHR <br />