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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 Fleld Tests <br />Quarterly Tests <br />Surface Water Quality Parameters <br />SITE: SW -N277 <br />N 1593485 E2106445 <br />LOCATION SAN MIGUEL RIVER STARTED SAMPLING MARCH OF 2012 <br />CALAMITY DRAW BRIDGE <br />Date of Collectron 16 -Oct -15 19 -Nov -15 8 -Dec -15 15 -Jan -16 11 -Feb -16 28 -Mar -16 13 -Apr -16 24 -May -16 22 -Jun -16 29 -Jul -16 24 -Aug -16 28 -Sep -16 <br />FIELD PARAMETERS <br />PH <br />871 <br />850 <br />856 <br />ICE 841 <br />860 <br />865 <br />844 <br />835 <br />859 <br />856 <br />868 <br />Water Temperature (deg C) <br />145 <br />25 <br />20 <br />1 5 <br />66 <br />132 <br />11 1 <br />164 <br />238 <br />209 <br />197 <br />Conductivity (umhoslcm) <br />611 <br />1177 <br />887 <br />851 <br />506 <br />353 <br />376 <br />272 <br />655 <br />764 <br />796 <br />Apprommate Instantaneous Flow (ds) <br />95 <br />45 <br />ICE <br />ICE ICE <br />230 <br />550 <br />750 <br />1,000 <br />75 <br />90 <br />45 <br />From USGS Brooks Bridge Site <br />LABORATORY PARAMETERS <br />Metals Ana"s <br />MDUS Units <br />Iron, dissolved(mglL) <br />002(B) <br />U <br />005 <br />003(B) <br />002 mg& <br />Iron, total <br />022 <br />031 <br />223 <br />488 <br />002 mat <br />Manganese, total <br />0 072 <br />0 032 <br />0 141 <br />0 213 <br />00050 rg& <br />Wet Chemistry <br />Acidly as CaCO3 <br />U <br />U <br />U <br />U <br />10 rut <br />Conductivity @25C <br />967 <br />725 <br />361 <br />741 <br />1 umbo%�c <br />pH (lab) <br />85(H) <br />84(H) <br />83(H) <br />85(H) <br />01 s <br />Residue, Filterable (TDS) @180 <br />660 <br />536 <br />230 <br />542 <br />10 mgt <br />Residue, Non-Fdlerable (TSS) <br />8(B) <br />9(B) <br />56 <br />181 <br />5 nvL <br />I Negative (-) = less men <br />2 U = not detected Bt MDL (A6mnum Defectm Level) <br />3 H- Exceeded laid time <br />4 B = Analyte cwrcenbafron detected et a value between MDL aid PQL <br />(Appendix 2 05 6(3}3, January 2012) THIS SITE WILL BE MONITORED FOR 4 QUARTERS BEFORE MINING TAKES PLACE <br />& 4 QUARTERS BEFORE RECLAMATION BOND RELEASE <br />M \EMSWew Horizon North\Enwmnmental\5 0 WQCD\5 1 CDPS Pennit\2016\2016_NHN_AHR <br />