2019-07-24_HYDROLOGY - M1980244

• Permit No: M1980244
• IBM Index Class Name: HYDROLOGY
• Doc Date: 7/24/2019
• Doc Name: Water Monitoring - Groundwater and Surface Water
• From: CC&V
• To: DRMS
• Annual Report Year: 2019
• Report Quarter_Month: 2
• Email Name: TC1
• Media Type: D
• Archive: No

Newmont USA Limited
DIVISION OF RECLAMATION MINING AND SAFETY PERMIT: M-1980-244
SAMPLE LOCATION : CRMW 313-63 Collar Elv (ft) : N/A Reporting Period 2019 2nd Qtr
Results of Profile/Analyses
Description Standards 2nd Qtr
Name of Certified Lab (mg/L)' SVL Analytical,Inc.
Lab Reference# X9E0013-04
Sample Date 04/30/2019
Lab Test Date _ I 05/17/2019
Sampled By
pH Field(pH unit) 6.00-9.00 6.6
Water Temperature(°C) --- 7.7
Acidity,Total as CaCO3(mg/L) -- <10.0
Alkalinity-Bicarbonate as CaCO3(mg/L -- 173
Alkalinity-Carbonate as CaCO3(mg/L) - <1.0
Alkalinity-Total as CaCO3(mg/L) - 173
Aluminium-Dissolved(mg/L) 7.0000 <0.08
Ammonia(mg/L) -- 0.086
Arsenic-Dissolved(mg/L) 0.0090 <0.00300
Barium-Dissolved(mg/L) 2.0000 0.0051
Beryllium-Dissolved(mg/L) 0.0040 0.00106
Boron-Dissolved(mg/L) 0.7500 0.075
Cadmium-Dissolved(mg/L) 0.0040 0.00093
Calcium-Dissolved(mg/L) - 389
Chloride-Total(mg/L) -- 278
Chromium-Dissolved(mg/L) 0.1000 <0.0060
Cobalt-Dissolved(mg/L) 0.0500 0.0261
Copper-Dissolved(mg/L) 0.0080 0.00152
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 2.17
Iron-Dissolved(mg/L) 14.0000 <0.100
Lead-Dissolved(mg/L) 0.0300 <0.00300
Lithium-Dissolved(mg/L) 2.5000 0.098
Manganese-Dissolved(mg/L) 8.1000 0.955
Mercury-Dissolved(mg/L) 0.00000000 <0.00020
Molybdenum-Dissolved(mg/L) 0.2100 0.00628
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
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) --- 80.7
Sulfate-Total(mg/L) 1070.00 914
Thallium-Dissolved(mg/L) 0.0020 <0.00100
Total Dissolved Solids(mg/L) - 1600
Total Suspended Solids(mg/L) -- 20.0
Uranium-Dissolved(mg/L) 0.0300 0.0210
Vanadium-Dissolved(mg/L) 0.1000 <0.0050
Zinc-Dissolved(mg/L) 2.0000 0.157
*Standard is for Reference Only Page 2 of 26