2012-05-03_REPORT - C1981014 ‎(2)‎

• Permit No: C1981014
• IBM Index Class Name: Report
• Doc Date: 5/3/2012
• Doc Name: 2011 Annual Hydrology Report
• From: Energy Fuels Coal, Inc
• To: DRMS
• Annual Report Year: 2011
• Permit Index Doc Type: Hydrology Report
• Email Name: JHB
• Email Name: DIH
• Media Type: D
• Archive: No

EFCI Southfield Mine — 2011 Annual Hydrology Report April 25, 2012
Quarter -Year
1st - 1999
2nd - 1999
3rd - 1999
4th - 1999
Monitoring
Date
1st - 2000 03/29/00
2nd - 2000 05/02/00
3rd - 2000
4th - 2000
1st - 2001
2nd - 2001 05/22/01
3rd -2001
4th - 2001
1st - 2002
2nd - 2002
3rd - 2002
4th - 2002
1st - 2003
2nd - 2003
3rd - 2003
4th - 2003
2nd - 2004 04/13/04
4th - 2004 12/7/04
2nd - 2005 4/19/05
4th - 2005 12/12/05
2nd - 2006 6/20/06
4th - 2006 11/20/06
2nd - 2007 5/03/07
4th - 2007
2nd - 2008 } 5/28/08
4th - 2008 12/02/08
2nd - 2009 4/28/09
4th - 2009 12/14/09
2nd - 2010 4/27/10
4th - 2010 12/13/10
2nd - 2011 6/6/11
4th - 2011 12/8/11
2011 AHR text doc
1/19/99 No flow
4/8- 5/5/99 10 5
8/2/99 No flow
12/29/99 No flow
No flow
24
No flow
No flow
No flow
11/27/07 No flow
TABLE 8
STREAM FLOW MEASUREMENTS (cfs) 1999 - 2011
Newlin
Creek Newlin Creek Magpie Creek Magpie Creek Oak Creek Oak Creek
(Upper) NC (Lower) (Upper) (Lower) (Upper) (Lower)
NC -2
Noflow
No flow
No flow
No flow
No flow
No flow
No flow
No flow
No flow
No flow
No flow
78
No flow
124
No flow
No flow
No flow
10.8
No flow
No flow
2.14
No flow
12
No flow
No flow
No flow
No flow
9.5
No flow
No flow
No flow
16
No flow
No flow
No flow No flow I Noflow
No flow No flow No flow
No flow fi No flow No flow
No flow No flow No flow
No flow No flow No flow
No flow No flow No flow
No flow No flow No flow
No flow No flow
No flow No flow
Noflow Noflow
No flow No flow
No flow No flow
7.8 Minimal
No flow No flow
12.6 No flow No flow
No flow No flow No flow
No flow } Noflow No flow
No flow No flow No flow
10.7 No flow 1 No flow
No flow No flow
No flow No flow
No flow No flow No flow
0.001 No flow No flow
No flow No flow No flow
0 63 No flow No flow
No flow No flow No flow
No flow No flow No flow
No flow No flow No flow
No flow No flow 0.56 054
16.0 20.0 1 1 1 2
No flow No flow 4 5 4 2
No flow No flow 1.6 1 6
No flow No flow 1 6 1 6
No flow No flow 1.7 1.6
No flow No flow No flow No flow
No flow No flow No flow No flow
Notes
1 Blank data fields = no data
2 Oak CreejOC -1 and OC -2) monitonng discontinued in 2009per Technical Revision No. 37
Page 18
No flow No flow
No flow No flow
No flow No flow
No flow No flow
No flow No flow
Minimal 0 03
No flow No flow
No flow no meas.
------ -- -- -- -- -- ---- --
No flow 1.6
No flow
No flow
No flow
n/a
n/a
n/a
n/a
No flow No flow
4.7 i 4 3
No flow No flow
No flow No flow
No flow No flow
No flow No flow
No flow No flow
No flow
No flow
No flow
No flow
No flow
0.03
No flow
02 .02
No flow No flow
No flow No flow
No flow No flow
22
21
5.9
1.75
No flow
No flow
0.007
n/a
n/a
n/a
n/a
Second Alkali
Creek
SA -1
No flow
0.45
No flow
No flow
No flow
No flow
No flow
No flow
No flow
No flow
No flow
No flow
No flow
No flow
Noflow
No flow
Noflow
No flow
No flow
No flow
No flow
No flow
No flow
No flow
No flow '
No flow
No flow
No flow
No flow
No flow
Noflow
No flow
No flow
No flow
No flow
No flow