2020-01-24_HYDROLOGY - M1980244 - Laserfiche WebLink

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Newmont USA Limited DIVISION OF RECLAMATION MINING AND SAFETY PERMIT: M-1980-244 SAMPLE LOCATION : AG 2.0 Collar Elv(ft) : N/A Reporting Period 2019 4th Qtr Results of Profile/Analyses Description Standards 4th Qtr Name of Certified Lab (mg/L)* SVL Analytical, Inc. Lab Reference# - X9J0110-04RE1 Sample Date - 10/02/2019 Lab Test Date - 10/21/2019 Sampled By - pH Field(pH unit) 6.5-9.0 7.22 Water Temperature(°C) --- 11.2 Acidity,Total as CaCO3(mg/L) --- <10 0 Alkalinity-Bicarbonate as CaCO3(mg/L --- 21.8 Alkalinity-Carbonate as CaCO3(mg/L) --- <1.0 Alkalinity-Total as CaCO3(mg/L) --- 21.8 Aluminium- Dissolved(mg/L) --- 00718 Ammonia(mg/L) --- <0.030 Arsenic-Dissolved(mg/L) 0 100 <0 00300 Barium-Dissolved(mg/L) 1.00 00292 Beryllium -Dissolved(mg/L) 0.100 <0.00020 Cadmium -Dissolved(mg/L) * <0 00020 Chloride-Total(mg/L) --- 7.16 Chromium -Dissolved(mg/L) --- <0.0060 Copper-Dissolved(mg/L) --- <0 0100 Cyanide-Free(mg/L) 0.005 <0.0050 Cyanide-Total(mg/L) --- <0.0100 Cyanide-WAD(mg/L) --- <0.0100 Flow(gpm) --- 107.6 Fluoride-Total F(mg/L) --- 3.26 Iron-Dissolved(mg/L) --- <0.100 Lead-Dissolved(mg/L) * <0.00300 Manganese-Dissolved(mg/L) 0.0120 Mercury-Dissolved(mg/L) * <0.00020 Molybdenum -Dissolved(mg/L) 0 300 0.012 Nickel-Dissolved(mg/L) 0.200 <0 0100 Nitrate as Nitrogen(mg/L) 100 <0 050 Nitrite as Nitrogen(mg/L) --- <0.050 No Sample Reason --- Sample Collected Selenium -Dissolved(mg/L) 0.0046 <0.0030 Silver-Dissolved(mg/L) * <0.0050 Sulfate-Total(mg/L) 250 15.1 Thallium -Dissolved(mg/L) 0.015 <0.00100 Total Dissolved Solids(mg/L) --- 87 Total Suspended Solids(mg/L) --- 16.0 Uranium-Dissolved(mg/L) * <0.00100 Zinc-Dissolved(mg/L) * <0.010 *Standard is for Reference Only Page 26 of 30