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i _~,. <br />_• <br />1 <br />J <br />J <br />J <br />COLORADO -CDPS W'ET TEST REPORT FORM -CHRONIC <br />PI::KRIITTEE. Twentymile Coal Company CDPS NO. CO-0042161 <br />Il'PE TEST: ROUTINE: ?Ch ACCELERATED:- <br />OUTFACE: 001 <br />TEST SPECIES: C. duhia <br />TEST RESULTS LETHALITI' REPRODUCTION STATISTICAL METHOD <br />Concentration with Statistical Difference 50% 50% Fisher/Steel's A1any-One <br />Pass/Fail Fail N/A <br />ICzs 33.9°io 333% Bootstra <br />Pass/Fail Fail N/A <br />TEST TIME & DATE START 1115 AM ] 1/27/01 END 1140 AM 12/05/01 <br />DILUTION (% EFFLUENT) <br />M11EASUREMENTS CONTROL 12.5% 25% 50% 75°/a 100'%. <br />Day I % Survival 100 100 100 100 100 100 <br />Dav 2 100 100 100 100 100 10 <br />Day 3 100 100 100 100 100 0 <br />Dav 4 <br />. 100 ]00 ]00 100 100 0 <br />Da <br />5 100 100 100 100 80 0 <br />Day 6 100 100 100 100 10 0 <br />Da ~ 7 100 100 100 30 0 0 <br /> <br />M19ean 3 Brood Total 18.1 17.1 15.4 8.9 0.0 0.0 <br /> <br />rH (R4aximum/Nlinimum) 8.6/8.1 8.8/8.4 8.9/8.4 9.0/8.4 8.8/8 4 8 6/8. <br />RECEIVING WATER USED FOR DILUTION? NO TOTAL RESIDUAL Cf (m<= I): <0. I <br />HARDNESS (mllz/I): REC'V WATER: EFFLUENT 692 RECON WATER 110 <br />ALKALINITY (m,g/I): REC'V WATER: EFFLUENT: 1072 RECON WATER. 37 <br />TOT. AMMONIA (me/1): INITIAL 100%: ~4 0 FINAL 100% =4.0 <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES' YES <br />IF NO, LIST DEVIATIONS FROM TEST SPECIFICATIONS: <br />LABORATORY: COMMERCIAL TESTING R ENGINEERING ANALYST: Cyr ~~~ ~<<---= =' <br />d/14/00 <br />' COMMERCIAL TESTING 8. ENGINEERING CO. <br />F-466 ~~~ <br />bngmal Watermarked For Your Protection .~,~. ~d. <br />