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Table 8. 2018 Water Quality Results -May Day No. 2 Well (MD-2) <br /> May Day Idaho Mine Complex <br /> Sunrise Mining,LLC <br /> All values in mg/L unless otherwise noted <br /> Analyte ;' Safe Drinking Water Act <br /> M2018 4!2#)2018' 816141$ MCLt'?or MCLt�I <br /> Field Measurements <br /> Temperature °C 8.81 9.11 9.3 <br /> Conductivity S/cm) 61316101 609 <br /> H S.U. 7.371 7.321 7.13 6-8.5 <br /> Static Water Level feet 501 581 62 <br /> Lab Results <br /> Aluminum Dissolved by ICP ND ND ND 0.05 to 0.2121 <br /> Antimony Dissolved b ICPMS ND ND ND 0.006('1 <br /> Arsenic Dissolved by ICPMS ND ND ND 0.01(11 <br /> Barium Dissolved by ICPMS 0.0563 0.0501 0.0529 21'1 <br /> Beryllium Dissolved by ICPMS ND ND ND 0.0001 <br /> Boron Dissolved by ICP ND ND ND <br /> Cadmium Dissolved by ICPMS 0.0003 0.0002 0.0001 0.005") <br /> Chromium Dissolved by ICPMS 0.0089 0.0074 0.0128 0.101 <br /> Cobalt Dissolved by ICPMS 0.0002 0.0001 0.0003 <br /> Copper Dissolved by ICPMS 0.0011 0.0060 0.0018 1.3111i31, 1 0121 <br /> Cyanide,WAD ND ND ND 0.2\'1 <br /> Fluoride by IC 0.819 0.799 0.793 4.0t11, 2.0(2) <br /> Iron Dissolved by ICP ND ND ND 0.30t21 <br /> Lead Dissolved by ICPMS ND ND ND 0.0151'1c31 <br /> Manganese Dissolved by ICPMS 49.1 52.7 51.2 TVS(4) /L <br /> Mercury Dissolved by CVAA ND ND ND 0.0021'1 <br /> Molybdenum Dissolved by ICPMS ND ND ND <br /> Nickel Dissolved by ICPMS 0,0046 0.0036 0.0027 0.101 <br /> Nitrate as N by IC ND ND ND 1001 <br /> Nitrate/Nitrite as N by IC Package ND ND ND 1001 <br /> Nitrite as N by IC ND ND ND 1111 <br /> H S.U. 7.66 7.65 8.50 6-8.5 <br /> Selenium Dissolved by ICPMS ND ND ND 0.051'1 <br /> Silver Dissolved by ICPMS ND ND ND 0.10\11 <br /> Sodium Dissolved by ICP 38.5 37.9 38.6 <br /> Solids Total Dissolved TDS 390 400 425 <br /> Sulfate by IC 46.7 48.2 46.5 250121 <br /> Thallium Dissolved by ICPMS ND ND 0.0003 0.002 <br /> Uranium Dissolved by ICPMS 1.5 1.5 1.4 30 /Lt'1 <br /> Vanadium ND ND ND <br /> Zinc Dissolved by ICPMS ND 0.00821 ND TVS741 <br /> Notes: <br /> mg/L=milligrams per Liter <br /> °C=degrees Celsius <br /> µS/cm=microsiemens per centimeter <br /> S.U.=standard units <br /> mV=millivolts <br /> µg/L=microgram per Liter <br /> NA=not applicable <br /> ND=not detected <br /> TVS=table value standards <br /> SGM <br /> 08/20/2018 P:\Project Files\2017-460.001 Sunrise Mining-May Day Mine\M-Water Qualiy\2018\03\ <br /> Tbls.1-10-o3-May Day Idaho Mine Complex WQ-Results-2018.xlsxMD-2 <br />