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<br /> <br />RECEIV E.® <br />MAY ~ 6 2`~OLORADO -CDPS WETTEST REPORT FORM -ACUTE <br />PER1~;7~L~'J~~si Coal,Companv CDPS NO.: CO-0044377 OUTFACE: 001 <br />TYPE TEST: ROUTINE: XX ACCELERATED:- TEST SPECIES: P. promelas <br />TEST RESULTS: LCso: >100% STATISTICAL METHOD: Binomial <br />TEST TIl~IE & DATE: BEGIN 1200 PM 12/12/00 END 1205 PM 12/16/00 <br />DILUTIONS (% EFFLUENT) <br />MEASUREMENTS 0% 1.7% 25% 50% 75% 100% <br /># START OF TEST: 40 40 40 40 40 40 <br /># ALIVE AFTER 24 HRS: 40 40 40 40 40 40 <br /># ALIVE AFTER 48 HRS: 40 40 40 40 40 40 <br /># ALIVE AFTER 72 HRS: 40 40 40 40 40 40 <br /># ALIVE AFTER 96 HRS: 40 40 40 40 40 40 <br />RECEIVING WATER USED FOR DILUTION? NO TOTAL RESID. CI ~ (mg/1): <0.1 <br />HARDNESS (mg/1): RECEIVING WATER: EFFLUENT: 1300 RECON WATER: 140 <br />ALKALINITY (mg/1): RECEIVING WATER EFFLUENT: 1695 RECON WATER: 80 <br />pH: INITIAi.: CONTROL 7.8 100% EFFLUENT 8.0 <br />FINAL: CONTROL 8.4 100% EFFLUENT 9.0 <br />TOTAL AMMONIA AS N (mg/1): INITIAL 100%: <1.0 FINAL 100%: <1.0 <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES <br />IF NO, LIST DEVIATIONS FROM TEST SPECIFICATIONS: <br />LABORATORY: COMMERCIAL TESTING & ENGINEERING ANALYST: <br />COMMENTS: Effluent received discolored (dark amber). <br />4/14/99 <br />