2017-04-28_REPORT - C1981038 (3)

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Bowie Resources, LLC Bowie No. 1 Mine 2016 Annual Hydrology Report S1010 East Roatcap Creek - Spring 10-10 Elevation - 8650 Summary Information Surface Water Initiated Activated Date 6/1/1992 6/1/1992 6/1/1992 6/1/1992 10/1/1993 10/1/1993 10/1/1993 1 10/1/1993 10/17/2016 9/28/2016 6/20/2016 5/12/2016 Field Parameters UNITS Baseline Operation Min Ave Max Min Ave Max Flow GPM 0.045 0.20 0.45 0 0.62 18.80 0.9375 Temperature Celsius 5.0 14.4 23.2 23.1 Conductivity umhos/cm 160 188 215 70 224 470 100 pH su 6.8 7.94 9.10 9.1 Field Comments DryDry No Flow Lab Parameters UNITS Bicarbonate mg/L 45 78 110 Carbonate mg/L <MDL <MDL <MDL Chloride mg/L 2 2 2 1 Conductivity umhos/cm 87 149 210 Hardness mg/L 43 71 99 pH su 7.81 7.9 8.0 1 ResidueFilterable-TDS mg/L 80 92 104 ResidueNonFilterable-TSS mg/L 18 18 18 SAR 0.19 0.20 0.22 1 Sulfate mg/L 6 6 6 Calcium (Dissolved) mg/L 1 10.8 16.91 23.0 Magnesium (Dissolved) mg/L 1 3.81 6.9 10.0 1 Sodium (Dissolved) mg/L 2.9 4.0 5.0 TDS Ratio (gray./calc.) EA I I Spring 10-10 is located in the NW114SE114 of Section 10, T13S, R92W This spring was not observed to be developed. A small seep occurs along the jeep trail between Ponds 10-2 and Pond 10-3 at an elevation of approximately 8560 feet. Flow was observed but too low to measure or sample. Vegetation consisted of green mosses and grasses. " (Simon Hydro Search, 92) Baseline Information for Point S1010 is derived from events beginning on 6/1/92 through 11/1/93. Point influenced by mining on 10/1/93.