REP18339

• Permit No: C1981014
• IBM Index Class Name: Report
• Doc Date: 9/12/2002
• Doc Name: 2001 Annual Hydrology Report
• From: Energy Fuels Coal Inc
• To: DMG
• Annual Report Year: 2001
• Permit Index Doc Type: Hydrology Report
• Media Type: D
• Archive: No

TABLE 8
2001 AHR
MW-65 WATER QUALITY DATA

PARAMETER
UNITS I Sample Dates:
03!08/01 09!26/01 2001
AVERAGE
MIN. 1984 - 2000
AVE.
MAX.
pH (lab) units ' i 7 7 7.5 7.6 7 2 7.9 8.8
Conductivity at
25C umhos/cm ~ 1
750 1760 1755 770 1858 2320
_
__ -- -
Temperature (field) - - - --- -
deg C .
r
13.0
15.3
14.2 ___ _ -
10.8 _......- -- -
14.6 - ------
19.0
Solids, total dissolved mg/I ~ 1080 1040 1060 1044 1147 1330
Bicarbonate as CaCO3 mg/I I 703 732 718 198 732 830
Calcium, dissolved mgll _ __I 17 16 16 5 14 36
Chloride mg/I 130 134 132 60 153 630
Magnesium, dissolved m~/i _ 2.8 3.0 2.9 2.0 3.0 8.0
Nitrogen, ammonia mg/l 2.23 2.02 2.13 -0.02 0.81 1.87
Nitrogen, nitrate nitrite__ _mg/1_ _ _ ___ ___0.38 ___ _ _ ___0.05 __ 0.22 ___ -0.02 _ __0.22_ __2.66
Phosphorus, ortho mg/I 0.064 0.063 0.064 -0.020 0.059 0.260
Phosphorus, total ~ n/a 0.074 0.114 .157
0
_
,
Sodium, dissolved _
__ __
mg/I ____
412 _ _
400 __ _
~ '406 _ _
~ 370 ___
_
453 ___
__
543
Sulfate mg/I __ _ __ 80 60 70 12 90 587
Arsenic, dissolved mg/I 0.000 0.000 0.000 -0.002 0.000 0.002
Cadmium, dissolved __ mg/I ____ ____0.000__, _ __0_000 __ _ 0.000 __-0.010 _ -0.003 _ 0.010
Iron, dissolved mg%I 0.10 0.24 0.17 0.02 0.23 1.81
Manganese, dissolved mg/1 ___ 0.14 0.15 0.15 0.02 0.10 0.16
Mercury, dissolved mg/I 0.0000 0.0000 0.0000 -0.0029 0.0001 0.0033
Selenium, dissolved mg/l 0.000 0.000 0.000
- -0.002
- 0.000
---
- 0.012
---
---
------------ _-
Zinc, dissolved - -----
mg/I I --._._
0.03 ... _ ---
0.03 - ---
-
0.03 -----
--
-0.04 -
0.01 -
0.05
NOTES: 1. Zero data values =parameter was analyzed for but not detected.
2. Blank data field = no data.