2019-10-02_HYDROLOGY - M2007044

• Permit No: M2007044
• IBM Index Class Name: HYDROLOGY
• Doc Date: 10/2/2019
• Doc Name: Water Level Monitoring
• From: Energy Fuels
• To: DRMS
• Annual Report Year: 2019
• Report Quarter_Month: 3
• Email Name: ACY
• Media Type: D
• Archive: No

Trust our People.Trust our Data. Billings,MT 800.735.4489•Casper,WY 888.235.0515
ammo-
www.energylab.com Gillette,WY 866.686.7175•Helena,MT 877.472.0711
LABORATORY ANALYTICAL REPORT
Prepared by Casper,WY Branch
Client: Energy Fuels Resources (USA) Inc Report Date: 08/06/19
Project: Whirlwind Mine Collection Date: 06/25/19 11:15
Lab ID: C19060940-005 DateReceived: 06/27/19
Client Sample ID: Rajah Matrix: Aqueous
MCU
Analyses Result Units Qualifiers RL QCL Method Analysis Date/By
MAJOR IONS
Alkalinity,Total as CaCO3 357 mg/L 5 A2320 B 07/02/19 17:16/dmb
Bicarbonate as HCO3 396 mg/L 5 A2320 B 07/02/19 17:16/dmb
Chloride 23 mg/L 1 E300.0 07/02/19 02:31 /Ijl
Fluoride 0.3 mg/L 0.1 A4500-F C 07/02/19 12:38/dmb
Sulfate 88 mg/L 1 E300.0 07/02/19 02:31 /Ijl
Calcium 7 mg/L 1 E200.7 07/02/19 00:56/eli-b
Magnesium 3 mg/L 1 E200.7 07/02/19 00:56/eli-b
Potassium 6 mg/L 1 E200.7 07/02/19 00:56/eli-b
Sodium 199 mg/L 1 E200.7 07/02/19 00:56/eli-b
INORGANICS
Sulfide ND mg/L 1 A4500-S F 07/01/19 15:35/eli-b
PHYSICAL PROPERTIES
pH 8.72 s.u. H 0.01 A4500-H B 06/27/19 15:48/adw
pH Measurement Temp 22 °C A4500-H B 06/27/19 15:48/adw
Solids,Total Dissolved TDS @ 180 C 563 mg/L 10 A2540 C 06/27/19 17:17/adw
Solids,Total Suspended TSS @ 105 C ND mg/L 1 A2540 D 07/01/19 09:39/adw
Calcium, meq 0.34 meq/L 0.05 E200.7 07/02/19 00:56/eli-b
Magnesium, meq 0.21 meq/L 0.08 E200.7 07/02/19 00:56/eli-b
Sodium, meq 8.65 meq/L 0.04 E200.7 07/02/19 00:56/eli-b
Sodium Adsorption Ratio(SAR) 16.4 unitless 0.1 USDA20B 07/02/19 00:56/may
NUTRIENTS
Nitrogen, Nitrate as N 0.43 mg/L 0.01 E353.2 07/03/19 11:50/sec
Nitrogen, Nitrite as N ND mg/L H 0.01 A4500-NO2 B 06/27/19 15:31 /kjp
Nitrogen, Nitrate+Nitrite as N 0.43 mg/L 0.01 E353.2 07/01/19 16:03/dmb
Phosphorus,Total as P 0.080 mg/L 0.005 E365.1 07/03/19 11:45/dmb
-H-sample was analyzed beyond recommended hold time due to receiving it with insufficient hold time remaining.
METALS, DISSOLVED
Arsenic 1.87 mg/L 0.001 E200.8 07/05/19 01:50/eli-b
Barium ND mg/L 0.1 E200.7 07/02/19 00:56/eli-b
Beryllium ND mg/L 0.01 E200.7 07/02/19 00:56/eli-b
Boron 0.1 mg/L 0.1 E200.7 07/02/19 00:56/eli-b
Cadmium ND mg/L 0.01 E200.7 07/02/19 00:56/eli-b
Chromium ND mg/L 0.05 E200.7 07/02/19 00:56/eli-b
Lead ND mg/L 0.05 E200.8 07/11/19 07:54/eli-b
Manganese ND mg/L 0.01 E200.7 07/02/19 00:56/eli-b
Molybdenum 0.2 mg/L 0.1 E200.7 07/02/19 00:56/eli-b
Nickel ND mg/L 0.05 E200.7 07/02/19 00:56/eli-b
Selenium 0.193 mg/L 0.001 E200.8 07/05/19 01:50/eli-b
Uranium 1.94 mg/L 0.0003 E200.8 07/05/19 01:50/eli-b
Vanadium 0.4 mg/L 0.1 E200.7 07/02/19 00:56/eli-b
Report RL-Analyte reporting limit. MCL-Maximum contaminant level.
Definitions: QCL-Quality control limit. ND-Not detected at the reporting limit.
H-Analysis performed past recommended holding time.
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