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 5A-205 Collar Elv(ft) : N/A Reporting Period 2019 4th Qtr Results of Praq /Analyses Description Standards 4th Qtr Name of Certified Lab (mg/L)* SVL Analytical, Inc. Lab Reference# - X91<0121-04 Sample Date - 11/06/2019 Lab Test Date - 11/21/2019 Sampled By - pH Field(pH unit) 6.00-9.00 7.53 Water Temperature(°C) --- 8.4 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 0.0627 Beryllium -Dissolved(mg/L) 0.0040 <0.00020 Boron-Dissolved(mg/L) 0.7500 0 073 Cadmium-Dissolved(mg/L) 0.0050 0.00047 Calcium-Dissolved(mg/L) --- 88.1 Chloride-Total(mg/L) --- 167 Chromium -Dissolved(mg/L) 0.1000 <0 0060 Cobalt-Dissolved(mg/L) 0.0500 000264 Copper-Dissolved(mg/L) 0.2000 0.0262 Cyanide-Free(mg/L) 0.2000 <0.0050 Cyanide-Total(mg/L) --- 0.0100 Cyanide-WAD(mg/L) 0.2000 0.0100 Fluoride-Total F(mg/L) 2.0000 1.76 Iron-Dissolved (mg/L) 14.0000 <0.100 Lead-Dissolved(mg/L) 0.0500 <0.00300 Lithium-Dissolved(mg/L) 2.5000 0.074 Manganese-Dissolved (mg/L) 30000 0.137 Mercury-Dissolved(mg/L) 0.0020 <0.00020 Molybdenum -Dissolved(mg/L) 0.2100 0.0213 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) --- 35.8 Sulfate-Total(mg/L) 250.00 183 Thallium -Dissolved(mg/L) 0.0020 <0.00100 Total Dissolved Solids(mg/L) --- 517 Total Suspended Solids(mg/L) --- 8.0 Uranium -Dissolved(mg/L) 0.0300 00667 Vanadium -Dissolved(mg/L) 0.1000 <0.0050 Zinc-Dissolved(mg/L) 2.0000 0.010 *Standard is for Reference Only Page 4 of 30