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 : CRMW 3B-63 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# - X91-0195-02 Sample Date - 12/09/2019 Lab Test Date - 01/13/2020 Sampled By - pH Field(pH unit) 6.00-9.00 6.98 Water Temperature(°C) --- 7.8 Acidity,Total as CaCO3(mg/L) --- <10.0 Alkalinity-Bicarbonate as CaCO3(mg/L --- 157 Alkalinity-Carbonate as CaCO3(mg/L) --- <1.0 Alkalinity-Total as CaCO3(mg/L) --- 157 Aluminium-Dissolved (mg/L) 7.0000 <0.08 Ammonia(mg/L) --- <0.030 Arsenic-Dissolved(mg/L) 0.0100 <0.00300 Barium-Dissolved(mg/L) 2.0000 0.0172 Beryllium -Dissolved(mg/L) 0.0040 000203 Boron-Dissolved(mg/L) 0.7500 0.105 Cadmium -Dissolved(mg/L) 0.0050 0.00073 Calcium-Dissolved(mg/L) --- 354 Chloride-Total(mg/L) --- 372 Chromium -Dissolved(mg/L) 0.1000 <0.0060 Cobalt-Dissolved (mg/L) 0.0500 0.0568 Copper-Dissolved(mg/L) 0.2000 <0.00100 Cyanide-Free(mg/L) 0.2000 ND Cyanide-Total(mg/L) --- 0.0100 Cyanide-WAD(mg/L) 0.2000 <0.0100 Flow(gpm) --- .33 Fluoride-Total F(mg/L) 20000 1.94 Iron-Dissolved(mg/L) 14.0000 0.317 Lead-Dissolved(mg/L) 0.0500 <0.00300 Lithium-Dissolved(mg/L) 2.5000 <0.040 Manganese-Dissolved(mg/L) 8.1000 13.3 Mercury-Dissolved (mg/L) 0.0020 <0.00020 Molybdenum -Dissolved(mg/L) 0.2100 0.0324 Nickel-Dissolved(mg/L) 0.2000 <0.0100 Nitrate as Nitrogen(mg/L) 10.0000 0.307 Nitrite as Nitrogen(mg/L) 1 0000 0.153 Nitrite+ Nitrate as Nitrogen(mg/L) 11.0000 0.459 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) --- 116 Sulfate-Total(mg/L) 107000 880 Thallium -Dissolved(mg/L) 0.0020 <0.00100 Total Dissolved Solids(mg/L) --- 2000 Total Suspended Solids(mg/L) --- 50 Uranium-Dissolved(mg/L) 00300 00304 Vanadium-Dissolved(mg/L) 0.1000 <0.0050 Zinc-Dissolved(mg/L) 2.0000 0.108 "Standard is for Reference Only Page 2 of 30