2008-07-30_HYDROLOGY - C1980007

• Permit No: C1980007
• IBM Index Class Name: HYDROLOGY
• Doc Date: 7/30/2008
• Doc Name: 2nd Quarter 2008 DMRS ‎(CO-0038776)‎
• From: Mountain Coal Company
• To: WQCD
• Permit Index Doc Type: DMR’s
• Email Name: TAK
• Media Type: D
• Archive: No

Enviro-Chem Analytical, Inc. Acute Toxicity Testing
685 West Gunnison Avenue, Suite 108 West Elk Mine - April 2008
Grand Junction, CO 81505 Outfall 001 2 Species
Table 5. Percent Survival for Daphnia magna After 48-hour Exposure to
West Elk Mine Effluent - Test Dates April 15-19, 2008
Appendix A - Chain of Custody Forms
Appendix B - Organism Data Sheets
Appendix C - Colorado Department of Health Forms