2019-04-25_HYDROLOGY - M1980244

• Permit No: M1980244
• IBM Index Class Name: Hydrology
• Doc Date: 4/25/2019
• From: CC&V
• To: DRMS
• Annual Report Year: 2019
• Report Quarter_Month: 1
• Email Name: TC1
• Media Type: D
• Archive: No

Newmont USA Limited
DIVISION OF RECLAMATION MINING AND SAFETY PERMIT: M-1980-244
SAMPLE LOCATION : VIN 213-140 Collar Elv(ft) : N/A Reporting Period 20191st Qtr
Results of Profile/Analyses
Description Standards 1st Qtr
Name of Certified Lab (mg/L)* SVL Analytical, Inc.
Lab Reference# _ X960468-02
Sample Date _ 02/27/2019
Lab Test Date _ 03/14/2019
Sampled By _
pH Field(pH unit) 6.50-8.50 698
Water Temperature(°C) --- 6.4
Acidity,Total as CaCO3(mg/L) -- 30.9
Alkalinity-Bicarbonate as CaCO3(mg/L --- 64.4
Alkalinity-Carbonate as CaCO3(mg/L) -- <1.0
Alkalinity-Total as CaCO3(mg/L) -- 64.4
Aluminium-Dissolved(mg/L) 7.0000 <0.08
Ammonia(mg/L) --- <0.030
Arsenic-Dissolved(mg/L) 0.0090 <0.00300
Barium-Dissolved(mg/L) 2.0000 0.0087
Beryllium-Dissolved(mg/L) 0.0040 <0 00020
Boron-Dissolved(mg/L) 0.7500 <0.040
Cadmium-Dissolved(mg/L) 0.0040 <0.00020
Calcium-Dissolved(mg/L) --- 191
Chloride-Total(mg/L) -- 8.59
Chromium-Dissolved(mg/L) 01000 <0.0060
Cobalt-Dissolved(mg/L) 0.0500 0.00733
Copper-Dissolved(mg/L) 0.0080 <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 0.120
Iron-Dissolved(mg/L) 14.0000 0 447
Lead-Dissolved(mg/L) 0.0300 <0.00300
Lithium-Dissolved(mg/L) 2.5000 <0 040
Manganese-Dissolved(mg/L) 4.0000 2.78
Mercury-Dissolved(mg/L) 0.00000000 <0.00020
Molybdenum-Dissolved(mg/L) 0.2100 000193
Nickel-Dissolved(mg/L) 0.2000 <0.0100
Nitrate as Nitrogen(mg/L) 3.0000 <0.050
Nitrite as Nitrogen(mg/L) 0.0500 <0.050
Nitrite+Nitrate as Nitrogen(mg/L) 11.0000 <0.100
Selenium-Dissolved(mg/L) 0.0240 <0.0030
Silver-Dissolved(mg/L) 0.0500 <0.000100
Sodium-Dissolved(mg/L) -- 30.9
Sulfate-Total(mg/L) 800.00 735
Thallium-Dissolved(mg/L) 0.0020 <0.00100
Total Dissolved Solids(mg/L) --- 1130
Total Suspended Solids(mg/L) -- 12.0
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 19 of 26