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i~ <br />i~ <br />ADDRESS ALL CORflESPONDENCETO: <br />COMMEACWL 7E5T)NG & ENGINEERING CO. <br />4865 R4RI5 STREET, SUITE &200 <br />DENVER, CO 60239 <br />TEL (303) 3734772 <br />COLORADO -CDPS WET TEST REPORT FORM -CHRONIC FAX: (903) 3734791 <br />PERMITTEE: P & M Edna Mine <br />CDPS NO. <br />OUTFACE: 007 <br />TYPE TEST: ROUTINE: XX <br />ACCELERATED: <br />TEST SPECIES: C. dubia <br />TEST RESULTS LETHALITY REPRODUCTION STATISTICAL METHOD <br />Concentration with Statistical D'lfference >100% 12.5% Fisher/Steeps Man -One <br />Pass/Fail Pass N/A <br />IC~,PointEstimate >100% 5.71% Bootstra <br />Pass/Fail Pass N/A <br />TEST TIME & DATE START 1100 AM 06/03/03 END 1020 AM 06/11/03 <br />DILUTION (% EFFLUENTI <br />MEASUREMENTS CONTROL 12.5% 28.6% 50% 75% 100% <br />Da 1 % Survival 100 100 100 100 100 100 <br />Da 2 100 100 100 100 100 100 <br />Da 3 100 100 100 100 100 100 <br />Da 4 100 100 100 100 100 100 <br />Da 5 100 100 100 100 100 100 <br />Da 6 i00 100 100 100 100 100 <br />Da 7 100 100 100 100 100 100 <br /> <br />Meari 3 Brood Total 15.8 7.0 7.3 w ~ 3.0 3.4 <br /> <br />H Maximum/Minimum 8.5/8.1 8.6/8.1 8.7/7.9 8.7f7.8 8.5/7.7 8.4!7.5 <br />RECEIVING WATER USED FOR DILUTION? NO TOTAL RESIDUAL CC (mg/l): <0.1 <br />HARDNESS (mglll: REC'V WATER: EFFLUENT: 2370 RECON WATER: 118 <br />ALKALINITY (mg/D: REC'V WATER: EFFLUENT: 273 RECON WATER: 88 <br />TOTAL AMMONIA (mgfll: 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: SGS COMMERCIAL TESTING & ENGINEERING ANALYST: (/~` <br />~ Commercial Testing & Engineering Co. Minerals Services- Carporaie Ofrlce <br />1919 S. Nighland Ave., Suite 2108, Lombard, IL 80148 t 1630) 953-9309 f 1630) 953-9306 <br />Member ortha SGS Graep (SOCI{d 6fMnla tla Survailleneel <br />