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... <br />SeaCrest Project Number. 300295 <br />COLORADO -CDPS WET TEST REPORT FORM -ACUTE <br />PERMfTTEE: Seneca Coal Mine CDPS No: CO-0000221 OUTFACE: 012 <br />TYPE TEST: Routine: XX Accelerated: <br />TEST RESULTS: LC50: >100% <br />Test Species: Ceriodaphnia du6ia <br />STATISTICAL METHOD: Probit <br />Test Time & Date: Begin: 12:00, July 13, 2000 End: 12:00, July 15, 2000 <br />Dilutions (Percent Effluent) <br />Measurements Contrd <br />0% 12.5% 25% SOYe 75% 100Ye XX <br />No. (~ Start of Test 20 20 20 20 20 20 XX <br />No. Live after 24 hours 20 20 20 20 20 20 XX <br />No. Live after 48 hours 20 19 20 20 20 20 XX <br />No. Live after 72 hours xX Xx xX XX XX XX XX <br />No. Live after 98 hours XX Xx XX XX XX XX Xx <br />Receiving Water Used for Dilution: Yes: No: XX Total Resid. Chlorine, mg/L: 100%: <0.01 <br />Hardness, mg/L: Receiving Water: NA Effluent: 608 Recon. Water: 91 <br />Alkalinity, mg/L: Receiving Water. NA Effluent: 209 Recon. Water. 46 <br />pH: Initial -Control: 7.6 100%: 8.3 Final -Control: 7.8 100%: 6.4 <br />Total Ammonia as N, mg/L: Initial - 100%: <1.0 Final - 100%: NA <br />Were All Test Conditions In Conformance Wiih Division Guidelines? Yes <br />LIST DEVIATIONS FROM TEST SPECIFICATIONS: <br />LABORATORY: THE SEACREST GROUP <br />COMMENTS: Effluent aerated prior to test setup -water supersaturated with dissolved <br />oxygen. <br />ANALYST'S NAME(S): Stacey Breslow <br />SIGNATURE/DA <br />