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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 Parsmeters <br />SITE: SW -N217 <br />N 1593485 E2106445 <br />LOCATION: SAN MIGUEL RIVER STARTED SAMPLING MARCH OF 2012 <br />CALAMITY DRAW BRIDGE <br />Date of Collection 23-Oct-13 25- Nov -13 16 -Dec-13 17- Jan -14 11- Feb-14 24- Mar -14 11- Apr -14 27- May -14 10-Jun-14 16- Jul -14 19- Aug -14 16- Sep-14 <br />FIELD PARAMETERS <br />PH <br />8.88 <br />8.80 <br />8.96 <br />8.71 <br />872 <br />8.97 <br />8.83 <br />8.85 <br />8.74 <br />868 <br />8.87 <br />8.91 <br />Water Temperature (dog C) <br />10.9 <br />6.2 <br />1.5 <br />15 <br />3.5 <br />9.9 <br />9.5 <br />16.3 <br />16.3 <br />24.1 <br />25.4 <br />21.1 <br />Conductivity(umhos/cm) <br />519 <br />758 <br />780 <br />693 <br />646 <br />608 <br />260 <br />390 <br />312 <br />452 <br />896 <br />580 <br />Approximate Instantaneous Flow (cfs) <br />126 <br />100 <br />ICE <br />ICE <br />80 <br />50 <br />925 <br />750 <br />550 <br />150 <br />80 <br />90 <br />From USGS Brooks Bridge Site <br />LABORATORY PARAMETERS <br />Metals Analysis <br />MDUS Units <br />Iron, dissolved (mg1L) <br />U <br />U <br />0.03(B) <br />U <br />0.02 myL <br />Iron, total <br />0.73 <br />1.49 <br />2.5 <br />0.33 <br />002 mgvL <br />Manganese, total <br />0.067 <br />0.116 <br />0.162 <br />0.026(6) <br />00050 mgvL <br />Wet Chemistry <br />Acidity as CaCO3 <br />U <br />U <br />U <br />U <br />10 myL <br />Conductivity Q25C <br />702 <br />640 <br />405 <br />927 <br />1 umhoem <br />PH (lab) <br />8.4(H) <br />8.3(H) <br />82(H) <br />8.5(H) <br />0.1 S <br />Residue, Filterable (TDS) @ 180 <br />450 <br />430 <br />280 <br />670 <br />10 myL <br />Residue, Non- FiRerable(TSS) <br />22 <br />70(H) <br />103 <br />15(B) <br />5 myL <br />1 HegeWe () = less than <br />2 U = not detected at MDL (M/nknum Dete Vm Leven <br />3 H - Ewceeded hold tine <br />4 B = AnWe concentration detected at a va'ue between MDL 8W 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 />F• \Waste Water EMS\DRMSWew Honzon\NH2 PennRVlnnual Hydrology Report\2014\2014_annHydxls <br />