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 : WCMW 6-234 Collar Elv(ft) : N/A Reporting Period 2019 4th Qtr Results of Profile/Ana/vses Description Standards 4th Qtr Name of Certified Lab (mg/L)* SVL Analytical, Inc. Lab Reference# - X9J0110-01RE1 Sample Date 10/02/2019 Lab Test Date - 10/21/2019 Sampled By _ pH Field(pH unit) 6.50-8.50 6.9 Water Temperature('C) --- 9.3 Acidity,Total as CaCO3(mg/L) --- <10.0 Alkalinity-Bicarbonate as CaCO3(mg/L --- 130 Alkalinity-Carbonate as CaCO3(mg/L) --- <1 0 Alkalinity-Total as CaCO3(mg/L) --- 130 Aluminium- Dissolved (mg/L) 7.0000 <0.08 Ammonia(mg/L) --- 0.059 Arsenic-Dissolved(mg/L) 0.0100 000437 Barium-Dissolved(mg/L) 2.0000 0.0424 Beryllium -Dissolved(mg/L) 0.0040 <0.00020 Boron-Dissolved(mg/L) 07500 <0 040 Cadmium-Dissolved(mg/L) 0.0050 <0.00020 Calcium-Dissolved(mg/L) --- 40.6 Chloride-Total(mg/L) --- 2.20 Chromium -Dissolved(mg/L) 0.1000 <0.0060 Cobalt-Dissolved(mg/L) 0.0500 <0.00100 Copper-Dissolved(mg/L) 02000 <0 00100 Cyanide-Free(mg/L) 02000 <0 0050 Cyanide-Total(mg/L) --- <0 0100 Cyanide-WAD(mg/L) 02000 <0.0100 Flow(gpm) --- .26 Fluoride-Total F(mg/L) 2.0000 1.95 Iron-Dissolved(mg/L) 14.0000 0 854 Lead-Dissolved(mg/L) 0.0500 <0.00300 Lithium-Dissolved(mg/L) 2.5000 0.049 Manganese-Dissolved (mg/L) 02000 0.225 Mercury-Dissolved (mg/L) 0.0020 <0.00020 Molybdenum -Dissolved(mg/L) 0.2100 0.00772 Nickel-Dissolved(mg/L) 0.2000 <0.0100 Nitrate as Nitrogen(mg/L) 100000 <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) --- 15.5 Sulfate-Total(mg/L) 250.00 49.7 Thallium -Dissolved(mg/L) 0.0020 <0.00100 Total Dissolved Solids(mg/L) --- 260 Total Suspended Solids(mg/L) --- <5.0 Uranium-Dissolved(mg/L) 0.0300 <0 00100 Vanadium -Dissolved(mg/L) 0.1000 <0.0050 Zinc-Dissolved(mg/L) 2.0000 <0 010 *Standard is for Reference Only Page 25 of 30