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<br />COLORADO -CDPS WET TEST REPORT FORM -CHRONIC <br />PERMITTEE: P & M Edna Mine <br />CDPS NO. CO-0032638 <br />OUTFALL:007 <br />TYPE TEST: ROUTINE: <br />ACCELERATED:XX <br />TEST SPECIES: P. Promelas <br />TEST RESULTS LETHALITY GROWTH STATISTICAL METHOD <br />Concentration with Statistical Difference 75% 28.6% Steel's Man -One/Dunnett' <br />Pass/Fail Pass N/A <br />ICzs Point Estimate 60% 42.6% Bootstra <br />Pass/Fail Pass N/A <br />TEST TIME & DATE START 1255 PM 08/17/04 END 1300 PM 08/24/04 <br />DILUTION (% EFFLUENT) <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 82.5 52.5 <br />Da 3 100 100 100 100 67.5 30 <br />Da 4 100 100 100 100 67.5 30 <br />Da 5 100 100 100 92.5 65 27.5 <br />Da 6 100 100 100 90 55 15 <br />Da 7 100 100 100 90 52.5 15 <br /> <br />Mean Fish Wt. 0.465 0,441 0.494 0.288 0.150 0.048 <br /> <br />H Maximum/Minimum 8.1/7.6 8.2/7.6 8.2/7.6 8.3/7.6 8.1/7.5 8.1/7.7 <br />RECEIVING WATER USED FOR DILUTION? NO TOTAL RESIDUAL CI' (mg/I): <0.1 <br />HARDNESS (mg/I): REC'V WATER: EFFLUENT: 2615 RECON WATER: 132 <br />ALKALINITY (mg/I): REC'V WATER: EFFLUENT: 332 RECON WATER: 87 <br />TOTAL AMMONIA (mg/I): INITIAL 100%: <1.0 FINAL 100%: <1.0 <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? NO <br />IF NO, LIST DEVIATIONS FROM TEST SPECIFICATIONS: They did not complete a third Accelerated test to <br />continue with a PTI or Tie. They have changed labs as of 9-27-04 <br />LABORATORY: SGS MINERALS SERVICES DIVISION ANALYST: 9~a '~-C~ <br />7 <br />