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 : SGMW 66-60 Collar Elv(ft) : N/A Reporting Period 2019 4th Qtr Resuks of Profile/Analyses Description Standards 4th Qtr Name of Certified Lab (mg/L)* SVL Analytical, Inc. Lab Reference# - X9K0224-01 Sample Date 11/12/2019 Lab Test Date _ 12/03/2019 Sampled By _ pH Field(pH unit) 6.00-8.50 6.11 Water Temperature(°C) --- 10.5 Acidity,Total as CaCO3(mg/L) --- <10 0 Alkalinity-Bicarbonate as CaCO3(mg/L --- 150 Alkalinity-Carbonate as CaCO3(mg/L) --- <1.0 Alkalinity-Total as CaCO3(mg/L) --- 150 Aluminium-Dissolved(mg/L) 7.0000 0.16 Ammonia(mg/L) --- 0.053 Arsenic-Dissolved (mg/L) 0.0100 0.00300 Barium -Dissolved(mg/L) 2.0000 0.0118 Beryllium-Dissolved(mg/L) 0.0040 0.0500 Boron-Dissolved(mg/L) 0.7500 0.154 Cadmium -Dissolved(mg/L) 0.0050 0.00048 Calcium-Dissolved(mg/L) --- 378 Chloride-Total(mg/L) --- 151 Chromium -Dissolved(mg/L) 0.1000 <0.0060 Cobalt-Dissolved(mg/L) 0.0500 0.0139 Copper-Dissolved(mg/L) 0.2000 0.00177 Cyanide-Free(mg/L) 02000 <0.0050 Cyanide-Total(mg/L) --- <0.0100 Cyanide-WAD(mg/L) 0.2000 <0 0100 Flow(gpm) --- .07 Fluoride-Total F(mg/L) 20000 8.07 Iron-Dissolved(mg/L) 14.0000 11.2 Lead-Dissolved(mg/L) 0.0500 <0.00300 Lithium-Dissolved(mg/L) 2.5000 <0.040 Manganese-Dissolved(mg/L) 3.0000 639 Mercury-Dissolved(mg/L) 0.0020 <0 00020 Molybdenum -Dissolved(mg/L) 0.2100 000158 Nickel-Dissolved(mg/L) 0.2000 <0 0100 Nitrate as Nitrogen(mg/L) 10.0000 <0.050 Nitrite as Nitrogen(mg/L) 1.0000 <0.050 Nitrite+ Nitrate as Nitrogen(mg/L) 11.0000 <0.100 No Sample Reason --- Sample Collected Selenium -Dissolved(mg/L) 0.0240 <0.0030 Silver-Dissolved(mg/L) 0.0500 <0.000100 Sodium -Dissolved(mg/L) --- 50.7 Sulfate-Total(mg/L) 250.00 992 Thallium-Dissolved(mg/L) 0.0020 <0.00100 Total Dissolved Solids(mg/L) --- 1820 Total Suspended Solids(mg/L) --- 14.0 Uranium-Dissolved(mg/L) 00300 0.00280 Vanadium -Dissolved(mg/L) 0.1000 <0 0050 Zinc-Dissolved(mg/L) 2.0000 0.092 *Standard is for Reference Only Page 7 of 30