2020-05-07_HYDROLOGY - M1980244 - Laserfiche WebLink

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Newmont USA Limited DIVISION OF RECLAMATION MINING AND SAFETY PERMIT: M-1980-244 SAMPLE LOCATION : CRMW 5B-143 Collar Elv(ft) : N/A Reporting Period 2020 1st Qtr Results of Profile/Analuses Description Standards 1st Qtr Name of Certified Lab (mg/L)* SVL Analytical, Inc Lab Reference# - XOA0355-02 Sample Date - 01/21/2020 Lab Test Date - 01/29/2020 Sampled By - pH Field(pH unit) 6.00-8 50 79 Water Temperature (*C) --- 7.0 Acidity,Total as CaCO3(mg/L) --- <10 0 Alkalinity-Bicarbonate as CaCO3(mg/L --- 114 Alkalinity-Carbonate as CaCO3(mg/L) --- <1 0 Alkalinity-Total as CaCO3(mg/L) --- 114 Aluminium- Dissolved (mg/L) 70000 <0.08 Ammonia (mg/L) --- <0 030 Arsenic-Dissolved (mg/L) 00100 <0.00300 Barium-Dissolved (mg/L) 20000 0.0181 Beryllium -Dissolved(mg/L) 0.0040 <0 00020 Boron-Dissolved (mg/L) 0.7500 <0 040 Cadmium-Dissolved (mg/L) 00050 <0.00020 Calcium-Dissolved (mg/L) --- 638 Chloride-Total(mg/L) --- 109 Chromium-Dissolved (mg/L) 0.1000 <0.0060 Cobalt-Dissolved(mg/L) 00500 000130 Copper-Dissolved (mg/L) 02000 0.00101 Cyanide-Free(mg/L) 02000 ND Cyanide-Total(mg/L) --- <0 0100 Cyanide-WAD(mg/L) 0.2000 <0 0100 Fluoride-Total F(mg/L) 20000 2.93 Iron-Dissolved (mg/L) 14.0000 <0 100 Lead-Dissolved(mg/L) 0.0500 <0.00300 Lithium-Dissolved (mg/L) 2.5000 <0.040 Manganese-Dissolved (mg/L) 30000 0 189 Mercury- Dissolved (mg/L) 0.00200000 <0 00020 Molybdenum-Dissolved(mg/L) 0.2100 000296 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 Selenium-Dissolved (mg/L) 0.0240 <0 0030 Silver-Dissolved (mg/L) 00500 <0 000100 Sodium-Dissolved (mg/L) --- 13.8 Sulfate-Total(mg/L) 250.00 844 Thallium-Dissolved (mg/L) 0.0020 <0.00100 Total Dissolved Solids(mg/L) --- 288 Total Suspended Solids(mg/L) --- <5 0 Uranium-Dissolved (mg/L) 0.0300 0.00696 Vanadium-Dissolved (mg/L) 01000 <0 0050 Zinc- Dissolved(mg/L) 20000 <0.010 *Standard is for Reference Only Page 5 of 30