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Table 9. 2018 Water Quality Results -La Plata River Alluvium Well(LP-1) <br /> May Day Idaho Mine Complex <br /> Sunrise Mining,LLC <br /> All values in mg/L unless otherwise noted <br /> Date Analyte Safe Drinking Water Act <br /> . <br /> 2/9/2018 gf2Tf2tl18 8f612011- MCLI't or SMGLt <br /> Field Measurements <br /> Temperature °C 4.0 T7.14 --- <br /> 9.9 <br /> ConductivityS/cm 179 166 <br /> H S.U. 7.51 7.09 6-8.5 <br /> Static Water Level feet 9.25 9.25 <br /> Lab Results <br /> Aluminum Dissolved by ICP NO NO ND 0.05 to 0.21'1 <br /> Antimony Dissolved by ICPMS NO NO NO 0.006111 <br /> Arsenic Dissolved by ICPMS NO NO NO 0.011'1 <br /> Barium Dissolved by ICPMS 0.0558 0.0446 0.0535 2(1) <br /> Beryllium Dissolved by ICPMS NO NO ND 0.004111 <br /> Boron Dissolved by ICP NO NO NO <br /> Cadmium Dissolved by ICPMS NO NO NO 0.005t'j <br /> Chromium Dissolved by ICPMS 0.0017 0.0020 0.0025 0.101 <br /> Cobalt Dissolved by ICPMS 0.0004 0.0004 0.0005 <br /> Copper Dissolved by ICPMS 0.0020 0.0034 0.0027 1.3t1jc31, 1.0121 <br /> Cyanide,WAD ND NO ND 0.21'1 <br /> Fluoride by IC 0.222 0.227 0.216 4.0111, 2.012j <br /> Iron Dissolved by ICP 0.151 0.135 0.154 0.3012j <br /> Lead Dissolved by ICPMS NO. ND NO 0.015i'jt3j <br /> Manganese Dissolved by ICPMS 24.6 16.2 43.7 TVS(4) /L <br /> Mercury Dissolved by CVAA NO ND NO 0.0021'j <br /> Molybdenum Dissolved by ICPMS 0.0029 0.0027 0.0029 <br /> Nickel Dissolved by ICPMS 0.0127 0.0108 0.0128 0.101 <br /> Nitrate as N by IC 0.100 0.102 0.063 1001 <br /> Nitrate/Nitrite as N by IC Package 0A00 0.102 0.0631 100) <br /> Nitrite as N by IC NO NO NO 111j <br /> H S.U. 7.88 7.69 7.25 6-8.5 <br /> Selenium Dissolved by ICPMS NO ND NO 0.05") <br /> Silver Dissolved by ICPMS NO ND NO 0.10121 <br /> Sodium Dissolved by ICP 1.48 1.04 1.10 <br /> Solids,Total Dissolved TDS 140 95 110 <br /> Sulfate by IC 30.4 21.31 28.8 250t2j <br /> Thallium Dissolved by ICPMS NO NO 0.0004 0.002 <br /> Uranium Dissolved by ICPMS 0.3 0.2 0.1 30 /L(1) <br /> Vanadium NO NO NO <br /> Zinc Dissolved by ICPMS NO ND ND TVS(')uq1L <br /> Notes: <br /> mg/L=milligrams per Liter <br /> °C=degrees Celsius <br /> pS/cm=microsiemens per centimeter <br /> S.U.=standard units <br /> mV=millivolts <br /> pg/L=microgram per Liter <br /> NA=not applicable <br /> NO=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 Quality\2018\Q3\ <br /> Tbls.1-10-Q3-May Day Idaho Mine Complex WQ-Results-2018.xIsxLP-1 <br />