2011-08-01_REPORT - C1980007 ‎(5)‎

• Permit No: C1980007
• IBM Index Class Name: REPORT
• Doc Date: 8/1/2011
• Doc Name: 2010 Annual Hydrology Report
• From: HydroGeo, Inc
• To: DRMS
• Annual Report Year: 2010
• Permit Index Doc Type: Hydrology Report
• Email Name: TAK
• Media Type: D
• Archive: No

West Elk Mine 2010 Annual Hydrology Report vii
LIST OF FIGURES
Figure 1 Monthly Precipitation Data for Paonia 1 SW (56306) 2
Figure 2 Monthly Precipitation Data for Overland Reservoir (59853) 3
Figure 3 Monthly Precipitation Data for McClure Pass (59743) 3
Figure 4 Monthly Snow Water Equivalent Data for Overland Reservoir 4
Figure 5 Monthly Snow Water Equivalent Data for McClure Pass 5
Figure 6 Stream Flow Data for the North Fork of the Gunnison River near
Somerset, CO (USGS 01932500) 6
Figure 7 Stream Flow Data for Minnesota Creek near Paonia, CO (USGS 09134000) 8
Figure 8 Temperature Logger Monitoring Site Locations 21
Figure 9 Mine Water Balance 41
Appendix A
Appendix B
Appendix C
Appendix D
Appendix E
Appendix F
Appendix G
Appendix H
Appendix I
LIST OF APPENDICES
Surface Water Daily Mean Discharge Tables See Attached CD
Surface Water Hydrographs See Attached CD
Surface Water Quality and Field Parameters Tables See Attached CD
Spring Hydrographs See Attached CD
Spring Water Quality and Field Parameter Tables See Attached CD
Well Water Elevation Graphs See Attached CD
Well Water Quality and Field Parameter Tables See Attached CD
Mine Water Quality Tables See Attached CD
Surface Water Temperature Tables and Graphs See Attached CD
July 2011 HydroGeo, Inc.