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<br /> <br />Enviro-Chem Analytical, Inc. Acute Toxicity Testing <br />685 West Gunnison Avenue, Suite 108 West Elk Mine -October 2007 <br />Grand Junction, CO 81505 Outfall 017 <br />2 Species <br />Table 5. Percent Survival for Daphnia magna After 48-hour Exposure to <br />West Elk Mine Effluent -Test Dates Oct. 23-27, 2007 <br />Table 6. Initial Chemistry Ranges for Daphnia magna <br />48-hour Acute Toxicity Tests Conducted with <br />West Elk Mine Effluent -Test Dates Oct. 23-27, 2007 <br />Appendix A -Chain of Custody Forms <br />Appendix B -Organism Data Sheets <br />Appendix C -Colorado Department of Health Forms <br />