2012-07-02_REPORT - C1980007 ‎(3)‎

• Permit No: C1980007
• IBM Index Class Name: Report
• Doc Date: 7/2/2012
• Doc Name: 2011 Annual Hydrology Report
• From: HydroGeo Inc
• To: DRMS
• Annual Report Year: 2011
• Permit Index Doc Type: Hydrology Report
• Email Name: JRS
• Email Name: DIH
• Media Type: D
• Archive: No

Monitored Station
Monitored Area
Water Level
Measurement
Field WQ
(pH, cond, temp)
Annual Lab Water
Quality
Period of Record
Facility Area Wells and Alluvial Wells
P -3 (MW -8)
Mine facility area
3 x Year
3 x Year
Low Flow Period "'
1985 to present
P-4 (MW -9)
Mine facility area
3 x Year
3 x Year
Low Flow Period (u
1985 to present
P -6
Mine facility area
3 x Year
3 x Year
Low Flow Period "'
1997 to present
P -7
Mine facility area
3 x Year
3 x Year
Low Flow Period
1997 to present
"E-1
Mine facility area
3 x Year
3 x Year
Low Flow Period'"
1996 to present
I' PE -7
Mine facility area
3 x Year
3 x Year
Low Flow Period "'
1999 to present
pper Dry Fork Alluvial ("
SOD area
3 x Year
3 x Year
Low Flow Period "'
10/03 to present
I ower Dry Fork Alluvial p
SOD area
3 x Year
3 x Year
Low Flow Period "'
1 0/03 to present
Wells completed in the Barren Member above F -Seam
SOM -80
NE longwall panels
3 x Year
3 x Year
Low Flow Period "'
1979 to present
SOM -13
Down gradient of NE longwall panels
1979 to 2006
SOM -45 -H1
SE longwall panels
1979 to 2005
SOM -45 -H2
SE longwall panels
3 x Year
3 x Year
Low Flow Period "'
1979 to present
SOM- 23 -H-4
SOD area
3 x Year
3 x Year
Low Flow Period"'
2005 to present
Wells completed in the F -Seam
SOM -2 -H
SE longwall panels
1981 to 2005
0M-16-H
SE longwall panels
1981 to 2005
SOM -C -76
SOD area
3 x Year
3 x Year
Low Flow Period "'
1978 to present
SOM- 23 -H -3
SOD area
3 x Year
3 x Year
Low Flow Period'"
2005 to present
Wells completed in the E -Sean:
' 6 -27 -1
Box Canyon longwall panels
1996 to 2005
3-11-1
Down gradient of W Flatiron and Box
Canyon panels
3 x Year
3 x Year
Low Flow Period "'
10/03 to present
OM -3E
Up gradient of Box Canyon longwall
panels and SOD area
10/03 to 2011
OM- 23 -H -2
SOD area
2005 to 2008
Wells completed above the E -Seam
'6-2-2
East and up gradient of SOD area
3 x Year
3 x Year
Low Flow Period "'
1996 to Aug
2011
Wells completed in —B-Seam
SOM -129 -H
Down gradient of NE longwall panels
3 x Year
3 x Year
Low Flow Period "'
1993 to present
So W -1
Up gradient of SE longwall panels and
SOD area
1996 to 2005
' AV-4b
Box Canyon longwall panels
3 x Year
3 x Year
Low Flow Period "'
1995 to present
01-11-1
Down gradient of W Flatiron area
3 x Year
3 x Year
Low Flow Period "'
2001 to present
OM -3B
Up gradient of Box Canyon longwall
panels and SOD area
10/03 to 8/08
SOM- 23 -H -1
SOD area
2005 (suspect data)
West Elk Mine 2011 Annual Hydrology Report
Table 7. Summary of the Groundwater Monitoring Program
I) For sites with >5 years of da a, lab parameters include TSS, TDS, Cond , pH, and Fe dins & tot)
2) For sites with 5 years or less data, see Table 2
Shaded items - Wells with compromised, blocked, or collapsed casing
June 2012
36
HydroGeo, Inc.