2019-01-31_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 2018 4th Qtr Results of Profile/Analyses Description Standards 4th Qtr Name of Certified Lab (mg/L)* SVL Analytical, Inc. Lab Reference# _ X8J0706-01 Sample Date _ 10/30/2018 Lab Test Date - 11/20/2018 Sampled By _ pH Field(pH unit) --- 6.93 6.50-8.50 6.93 Water Level Distance From Measuring P --- 8.2 Water Temperature(*C) --- 6.2 Alkalinity-Bicarbonate as CaCO3(mg/L --- 128 Alkalinity-Carbonate as CaCO3(mg/L) --- <1.0 Alkalinity-Total as CaCO3(mg/L) --- 128 Ammonia(mg/L) --- 0.048 Arsenic-Dissolved (mg/L) 0.009 0.00395 Cadmium -Dissolved (mg/L) 0.004 <0.00020 Chloride-Total(mg/L) --- 2.20 Chromium -Dissolved (mg/L) 0.1000 <0.0060 Copper-Dissolved(mg/L) 0.008 <0.00100 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 1.96 Iron-Dissolved(mg/L) 14.0 0.921 Lead-Dissolved(mg/L) 0.03 <0.00300 Manganese-Dissolved (mg/L) --- 0.187 0.20 0.187 Nickel-Dissolved(mg/L) 0.20 <0.0100 Nitrate as Nitrogen(mg/L) 3.0 <0.050 Selenium -Dissolved (mg/L) 0.024 <0.0030 Silver-Dissolved(mg/L) 0.0500 <0.000400 Sulfate-Total(mg/L) --- 50.9 250.00 50.9 Total Dissolved Solids(mg/L) --- 243 Total Suspended Solids(mg/L) --- <5.0 Zinc-Dissolved(mg/L) --- 0.030 2.0000 0.030 Flow(gpm) --- .25 Barium -Dissolved(mg/L) 2.0000 0.0433 Beryllium -Dissolved (mg/L) 0.0040 <0.00020 Boron-Dissolved (mg/L) 0.75 <0.040 Cobalt-Dissolved(mg/L) 0.0500 <0.00100 Lithium -Dissolved (mg/L) 2.5000 <0.040 Mercury-Dissolved (mg/L) 0.0 <0.00020 Molybdenum -Dissolved(mg/L) 0.2100 0.00787 Nitnte+ Nitrate as Nitrogen(mg/L) 11.0000 <0.100 Nitrite as Nitrogen (mg/L) 0.05 <0.050 No Sample Reason --- Sample Collected Thallium -Dissolved(mg/L) 0.0020 <0.00100 Uranium-Dissolved(mg/L) 0.0300 <0.00100 *Standard is for Reference Only Page 25 of 32