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COLORADO - CDPS WET TEST REPORT FORM - ACUTE <br />PERMITTEE: Bear Coal Mine CDPS NO. CO-0044377 OUTFALL: 001-Pond <br />TEST TYPE: ROUTINE XX ACCELERATED TEST SPECIES: D. magna <br />TEST RESULTS LETHALITY <br />LC50 >100% <br />Pass/Fail Pass <br />TEST TIME & DATE START 09/14/10 END 09/14/10 <br />10:30 AM 10:30 AM <br />DILUTION (% EFFLUENT) <br />MEASUREMENTS CONTROL 12.50% 25.00% 50.00% 75.00% 100% <br />4-hour 100 100 100 100 100 100 <br />48-hour 100 100 100 100 100 100 <br /> <br />H Maximum/Minimum 9.17 9.169 9.219 9.19 9.282 9.285 <br />RECEIVING WATER USED FOR DILUTION? NO <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES <br />IF NO, LIST ALL DEVIATIONS: <br />HARDNESS (MG/L) EFFLUENT: 141 MHW WATER: 385 <br />ALKALINITY (MG/L) EFFLUENT: 5390 MHW WATER: 1564 <br />T. AMMONIA (MG/L) INITIAL EFFLUENT: <1.0 FINAL EFFLUENT: 0.0 <br />T.RESIDUAL CHLORINE (MG/L) EFFLUENT: <0.1 <br />LABORATORY: ENVIRO-CHEM ANALYTICAL, INC. ANALYST: -- <br />I