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SeaCrest Project Number. 399250 <br />COLORADO -CDPS WET TEST REPORT FORM -ACUTE <br />PERMITTEE: Seneca Coal Mine CDPS No: CO-0000221 OUTFACE: 010 <br />TYPE TEST: Routine: XX Accelerated: Test Speaes: Ceriodaphnla dubia <br />TEST RESULTS: LC50: >100% <br />STATISTICAL METHOD: Probit <br />Test Time 8 Date: Begin: 10:20, Juy 7, 1999 End: 10:15, Juy 9, 1999 <br />Dilutions (Percent ERluent) <br />Measurements Control <br />0% 12.6% 26% 60'K 769'. 10096 XX <br />No. (~ Start of Test 20 20 20 20 20 20 X% <br />No. Live after 24 hours 20 20 20 20 20 20 XX <br />No. Live after 4B hours 20 20 20 20 20 20 XX <br />No. Live after 72 hours XX XX XX XX XX X% XX <br />No. Live after 0a hours XX XX XX XX XX XX XX <br />Receiving Water Used for Dilution: Yes: No: XX Total Resid. Chlorine, mglL: 100°h: <0.01 <br />Hardness, mg/L: Receiving Water. NA Effluent: 722 Recon. Water. 88 <br />Alkalinity, mg/L: Receiving Water. NA Effluent: 149 Recon. Water. 39 <br />pH: Initial -Control: 8.0 100%: 8.6 Final -Control: 7.7 100%: 8.4 <br />Total Ammonia as N, mg/L: Initial - 100°~: <1.0 Final - 100%: NA <br />Were All Test Conditions In Conformance With Division Guidelines? Yes <br />LIST DEVIATIONS FROM TEST SPECIFICATIONS: <br />LABORATORY: THE SEACREST GROUP <br />COMMENTS: <br />ANALYST'S NAME(S): Felicia Remington, Jeff Hamilton <br />SIGNA <br />