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 : WCMW 3-134 Collar Elv(ft) : N/A Reporting Period 20191st Qtr
Results of Profile/Ana/uses
Description Standards 1st Qtr
Name of Certified Lab (mg/L)* SVL Analytical, Inc.
Lab Reference# _ X9C0038-04
Sample Date - 03/04/2019
Lab Test Date I _ I 03/19/2019
Sampled By
pH Field(pH unit) 6.00-9.00 7.54
Water Temperature(°C) -- 7.8
Acidity,Total as CaCO3(mg/L) -- <10.0
Alkalinity-Bicarbonate as CaCO3(mg/L -- 211
Alkalinity-Carbonate as CaCO3(mg/L) -- <1.0
Alkalinity-Total as CaCO3(mg/L) --- 211
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 0.0633
Beryllium-Dissolved(mg/L) 00040 <0.00020
Boron-Dissolved(mg/L) 07500 <0.040
Cadmium-Dissolved(mg/L) 0.0040 <0.00020
Calcium-Dissolved(mg/L) -- 57.5
Chloride-Total(mg/L) --- 1.24
Chromium-Dissolved(mg/L) 0.1000 <0.0060
Cobalt-Dissolved(mg/L) 00500 <0.00100
Copper-Dissolved(mg/L) 00080 <0.00100
Cyanide-Free(mg/L) 0.2000 <0.0050
Cyanide-Total(mg/L) -- <0.0100
Cyanide-WAD(mg/L) 02000 <0.0100
Flow(gpm) -- .07
Fluoride-Total F(mg/L) 2.0000 0.740
Iron-Dissolved(mg/L) 14.0000 <0.100
Lead-Dissolved(mg/L) 0.0300 <0.00300
Lithium-Dissolved(mg/L) 2.5000 <0.040
Manganese-Dissolved(mg/L) 0.5000 0.0263
Mercury-Dissolved(mg/L) 0.00000000 <0.00020
Molybdenum-Dissolved(mg/L) 02100 000388
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) -- 10.0
Sulfate-Total(mg/L) 25000 22.9
Thallium-Dissolved(mg/L) 0.0020 <0.00100
Total Dissolved Solids(mg/L) -- 232
Total Suspended Solids(mg/L) -- <5.0
Uranium-Dissolved(mg/L) 0.0300 0.00595
Vanadium-Dissolved(mg/L) 0.1000 <0.0050
Zinc-Dissolved(mg/L) 2.0000 <0.010
*Standard is for Reference Only Page 20 of 26