Laserfiche WebLink
SeaCrest Project Number. 300170 <br />COLORADO -CDPS WET TEST REPORT FORM -ACUTE <br />PERMITTEE: Peabody Coal CDPS No: CO-0000221 OUTFACE: 005 <br />TYPE TEST: Routine: XX Accelerated: Test Species: Daphnia magna <br />TEST RESULTS: LC50: >100% STATISTICAL METHOD: Probit <br />Test Time & Date: Begin: 13:45, April 14, 2000 End: 13:45, April 16, 2000 <br />Dilutions (Percent Effluent) <br />Measurements Control <br />0% 12.SYo 25% 50Yo 75Ye 100% 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 20 20 20 20 20 Xx <br />No. live after 72 hours XX XX XX XX XX XX xX <br />No. Live after 96 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: 1215 Recon. Water. 90 <br />Alkalinity, mg/L: Receiving Water. NA Effluent: 186 Recon. Water. 52 <br />pH: Initial -Control: 7.8 100%: 8.5 Final -Control: 7.7 100%: 8.3 <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 ADJUSTMENTS TO TEST: Discharge aerated prior to test setup to lower dissolved <br />oxygen -sample arrived supersaturated with DO. <br />LABORATORY: THE SEACREST GROUP <br />COMMENTS: <br />ANALYST'S NAME(S): Geoff Henderson, Stacey Breslow <br />SIGNATURE/DATE: <br />l% <br />