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COLORADO - CDPS WET TEST REPORT FORM - ACUTE <br />PERMITTEE: Bear Coal Mine CDPS NO. CO-0044377 OUTFALL: 001-Hillside <br />TEST TYPE: ROUTINE XX ACCELERATED TEST SPECIES: Fathead Minnows <br />TEST°RESULTS LETHALITY; =- <br />LC50 >100% <br />Pass/Fail Pass <br />TEST TIME & DATE START 03105/09 END 03/09/09 <br />10:30 AM 10:00 AM <br />DILUTION (% EFFLUENT) <br />MEASUREMENTS CONTROL : .. 12; 25:0010/c ;50:00'6: <br />24-hour 100 100 100 100 100 100 <br />48-hour 100 100 100 100 100 100 <br />72-hour 100 100 100 100 100 100 <br />96-hour 100 100 100 100 100 100 <br /> <br />H Maximum/Minimum 7.64-7.89 7.848.11 7.88-8.03 7.92-8.08 8.01-8.23 7.98-8.24 <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: 568 MHW WATER: 90.5 <br />ALKALINITY (MG/L) EFFLUENT: 1974.41 MHW WATER: 64.53 <br />T. AMMONIA (MG/L) INITIAL EFFLUENT: <7.0 FINAL EFFLUENT: <1.0 <br />T.RESIDUAL CHLORINE (MG/L) EFFLUENT: <0.1 If LABORATORY: ENVIRO-CHEM ANALYTICAL, INC. ANALYST: <br />