2024-07-30_HYDROLOGY - M2007044

• Permit No: M2007044
• IBM Index Class Name: Hydrology
• Doc Date: 7/30/2024
• Doc Name: Hydrology Report
• From: Energy Fules Colorado
• To: DRMS
• Annual Report Year: 2024
• Report Quarter_Month: 2
• Permit Index Doc Type: Hydrology Report
• Email Name: ACY
• Email Name: THM
• Media Type: D
• Archive: No

Table 6 Whirlwind Mine Waste Rock
Whirlwind Mine Waste Rock Samples
WW 04 WW 05 WW 06 WW WR2022 Whirlwind WR- 2023 Whirlwind WR-
Sample ID Comp. Comp
SYNTHETIC PRECIPITATION LEACHING PROCEDURE(SPLP)ANALYSES(DISSOLVED)
SPLP Extractable Physical Properties
TDS mg/L 52 40 52 30 830 910
pH s.u. _ 101 102 101 987 94 971
Hardness mg/L 17 5 17 10 7 13 18 86 3
Alkalinity(Total) mg/L 34 37 36 35 89 152
Conductance pS/cm 83 5 87 9 92 6 96 212 402
SPLP Extractable Major Ions
Sodium mg/L 10 8 6 11 2 12 3 42 0 88 6
Calcium mg/L 5 2 5 3 3 0 3 4 2 0 9 58
Magnesium mg/L 1 1 0 9 0 8 1 0 3 0 15 2
Potassium mg/L <0 5 <0 5 2 6 4 0 7 0 25 6
Chloride mg/L <1 <1 <1 2 13 22 8
Flounde mg/L <0 1 <0 1 0 1 0 1 0 2 0 418
Nitrate mg/L <0 1 <0 1 <0 1 12 <0 1 165
Nitnte mg/L <0 1 <0 1 <0 1 <0 1 0 3 <0 05
Phosphorous mg/L <0 1 <0 1 <0 1 <0 1 0 4 0 562
Bicarbonate as HCO, mg/L 24 25 24 23 79 101
Silica mg/L 26 28 33 47 945 487
Sulfate mg/L 4 2 3 6 4 6 38
SPLP Extractable Metals
Aluminum mg/L 0 2 0 2 0 2 0 7 14 2 61 9
Antimony mg/L <0 001 <0 001 <0 001 <0 001 <0 005 <0 005
Arsenic mg/L 0 033 0 002 0 026 0 040 0 014 0 019
Barium mg/L <0 1 0 2 <0 1 <0 1 <0 1 <0 1
Beryllium mg/L <0 001 <0 001 <0 001 <0 001 <0 001 <0 002
Boron mg/L <0 1 <0 1 <0 1 <0 1 0 1 0 54
Cadmium mg/L <0 002 <0 002 <0 001 <0 001 <0 001 <0 001
Chromium mg/L <0 05 <0 05 <0 05 <0 05 <0 01 0 0196
Copper mg/L <0 01 <0 01 <0 01 <0 01 <0 01 <0 01
Iron mg/L 0 07 0 05 0 11 0 32 4 93 21 1
Lead mg/L <0 001 <0 001 <0 001 0 002 0 001 0 00137
Manganese mg/L <0 01 <0 01 <0 01 <0 01 0 02 0 0718
Mercury mg/L <0 001 <0 001 <0 001 <0 001 <0 001 <0 001
Molybdenum mg/L <0 1 <0 1 <0 1 <0 1 <0 02 <0 02
Nickel mg/L <0 05 <0 05 <0 05 <0 05 <0 01 0 0406
Selenium mg/L 0 014 <0 004 <0 004 0 012 0 007 0 0151
Silver mg/L <0 01 <0 01 <0 01 <0 01 <0 003 <0 003
Thallium mg/L <0 001 <0 001 <0 001 <0 001 <0 001 <0 001
Uranium mg/L <0 0004 <0 0004 <0 0004 0 0066 0 0005 0 00323
Vanadium mg/L <0 1 <0 1 <0 1 <0 1 <0 02 0 0397
Zinc mg/L 0 05 0 02 0 02 0 01 <0 02 0 0628
SPLP Extractable Radionuclides
Uranium pCi/L <0 3 <0 3 <0 3 4 5 0 3 2 2
Gross Alpha pCi/L 53 24 26 67 42 73
Gross Beta pCi/L 6 4 <2 0 4 7 <5 5 4 2 8 5
Radium-226 pCi/L <0 2 <0 2 <0 2 0 20 <2 2 2
Radium-228 pCi/L <1 0 <1 0 <1 0 <1 4 <2 <1
Radium-226+-228 pCi/L <1 2 <1 2 <1 2 <1 6 <4 <3 2
Notes:
1 3Q08-4Q09 sample was a composite of waste rock grab samples collected on
11/4/08,3/5/09,6/19/09 and 9/8/09
`-Lab reporting delay,will update in the future
'-Not sampled
Table 6 Total and SPLP Data
Whirlwind Mine Waste Rock
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