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r <br />i <br />~ -~ <br />i <br />ADDRESS ALL CORRESPONDENCE TO: <br />COMMERCIAL TESTING & ENGINEERING CO. <br />4665 PARIS STREET, SUITE 8-200 <br />DENVER, CO 80239 <br />TEL: (303) 373-4772 <br />FAX: (303) 373-4791 <br />COLORADO -CDPS WET TEST REPORT FORM -ACUTE <br />PERMITTEE: Bear Coal Company CDPS NO.: CO-0044377 OUTFACE: 001 <br />TYPE TEST: ROUTINE: XX ACCELERATED: SPECIES: P. promelas <br />TEST RESULTS: LCs°: >100% STATISTICAL METHOD: Binomial <br />TEST TIME & DATE: BEGIN: 1240 PM 02/17/04 END: 1300 PM 02/21/04 <br />DILUTIONS (% EFFLUENT) <br />MEASUREMENTS 0% 1.7% 25% 50% 75% 100% <br />t# START OF TEST: 40 40 40 40 40 40 <br />fk ALIVE AFTER 24 HRS: 40 40 40 40 40 40 <br />f# ALIVE AFTER 48 HRS: 40 40 40 40 40 40 <br />~ ALIVE AFTER 72 HRS: 40 40 40 40 40 40 <br />kl ALIVE AFTER 96 HRS: 40 40 40 40 40 40 <br />RECEIVING WATER USED FOR DILUTION? NO <br />iARDNESS (mg/I): RECEIVING WATER: <br />TOTAL RESIDUAL CI - (mg/!): NA <br />EFFLUENT: 350 RECON WATER: 125 <br />ALKALINITY (mg/I): RECEIVING WATER: EFFLUENT; 1895 RECON WATER: 85 <br />pH: INITIAL: CONTROL 7,7 100% EFFLUENT 8.6 <br />FINAL: CONTROL 7.9 100% EFFLUENT 8.3 <br />-DOTAL AMMONIA AS N (mg/I): INITIAL 100%: NA FINAL 100%: NA <br />tNERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES <br />IF NO, LIST DEVIATIONS FROM TEST SPECIFICATIONS: <br />LABORATORY: SGS MINERALS SERVICES DIVISION ANALYST: <br />"l~ ~ <br />(;OMMENTS: Effluent received discolored (dark amber). The ammonia and chlorine~colafineters were <br />rlot useful due to effluent discoloration. <br />04/08/03 <br />Commeraal iesLng a Engineering Co Minerals Services -Corporate Office <br />1919 S. Highland Ave., Suite 2108, L°mdard, IL 60148 t (fi301963-9300 f 16301 953-9306 wwwsgs.com <br />