2020-01-24_HYDROLOGY - M1980244

• Permit No: M1980244
• IBM Index Class Name: HYDROLOGY
• Doc Date: 1/24/2020
• Doc Name: Water Level Monitoring
• From: CC&V
• To: DRMS
• Annual Report Year: 2019
• Report Quarter_Month: 4
• 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 2019 4th Qtr
Results of Profile/Analyses
Description Standards 4th Qtr
Name of Certified Lab (mg/L)* SVL Analytical, Inc.
Lab Reference# _ X91<0224-06
Sample Date _ 11/12/2019
Lab Test Date - 12/03/2019
Sampled By _
pH Field(pH unit) 6.50-8.50 706
Water Temperature(°C) --- 64
Acidity,Total as CaCO3(mg/L) --- <10.0
Alkalinity-Bicarbonate as CaCO3(mg/L --- 65.3
Alkalinity-Carbonate as CaCO3(mg/L) --- <1.0
Alkalinity-Total as CaCO3(mg/L) --- 65.3
Aluminium- Dissolved(mg/L) 70000 <0.08
Ammonia(mg/L) --- <0.030
Arsenic-Dissolved(mg/L) 00100 <0.00300
Barium -Dissolved(mg/L) 20000 0.0092
Beryllium -Dissolved(mg/L) 0.0040 <0.00020
Boron-Dissolved(mg/L) 0.7500 <0.040
Cadmium-Dissolved(mg/L) 0.0050 <0 00020
Calcium-Dissolved(mg/L) --- 201
Chloride-Total(mg/L) --- 9.36
Chromium -Dissolved(mg/L) 0.1000 <0.0060
Cobalt-Dissolved(mg/L) 0.0500 0.00669
Copper-Dissolved(mg/L) 0.2000 <0.00100
Cyanide-Free(mg/L) 0.2000 <0.0050
Cyanide-Total(mg/L) --- <0.0100
Cyanide-WAD(mg/L) 0.2000 <0 0100
Flow(gpm) --- 5
Fluoride-Total F(mg/L) 2.0000 0.158
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) 4.0000 2.91
Mercury-Dissolved (mg/L) 0.0020 <0.00020
Molybdenum -Dissolved(mg/L) 0.2100 <0.00100
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
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) --- 32.4
Sulfate-Total(mg/L) 800.00 730
Thallium -Dissolved(mg/L) 0.0020 <0.00100
Total Dissolved Solids(mg/L) --- 1140
Total Suspended Solids(mg/L) --- <5.0
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 23 of 30