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SGS <br />4DDRESS PSI. Ci>RRE SPpNDE NCE TO <br />COMMERCIAL iE31 NG 6 ENO'NECAING CO. <br />ai~eti a~R;$ 5'REET SUI'E &20:7 <br />7E!a4'ER, CO BL~1J3 <br />iE~ I:lOJI J: J-.177: <br />COLORADO -CDPS WET TEST REPORT FORM -ACUTE `Ax ''~J' J'J'°73, <br />PERhIITTEE Bear Coal Con,, any CDPS NO CO-0044377 OUTFACE C~~1 <br />TYPE TEST ROUTINE XX ACCELERATED: SPECIES: D. magna <br />TEST RESULTS. LC. > 10'J'S: STATISTICAL PAETHOD: Binomial <br />TES' TI~c1E S DATE BEGIN. 1'45 AM 08!26/03 END. ' 230 PM 08i28`D3 <br /> <br /> DILUTIONS (% EFFLUENT! <br />MEASUREMENTS 0% 1.7% 25% 50% 75% 100% <br /># is 5 FART OF TEST. <br />-~---- 20 20 20 20 20 20 <br />i # ALIVE AFTER 2» HRS: 20 20 20 20 20 20 <br />u ALIVE AFTER 48 HRS: 20 20 20 20 19 20 <br />.1 ,=,LI'JE AFTER 72 HRS: <br />7: AL I`:%E AFTER 96 HRS: <br />RECEIVING WATER USED FOR DILUTIONS NO TOTAL RESIDUAL CI (mg/l): NA <br />HARDNESS (mglq. RECEIVING WATER: EFFLUENT: 600 RECON WATER: 180 <br />ALKALINITY (mgll): RECEIVING WATER: EFFLUENT 2100 RECON WATER: 170 <br />pH INITIAL, CONTROL 8.6 100% EFFLUENT 9.0 <br />FINAL CONTROL 8.6 100°~o EFFLUENT 9.2 <br />TOTAL Aft4MONIA AS N (mgll): INITIAL 100°°: NA FINAL 100°~° NA <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES <br />IF NO. LIST DEVIATIONS FROA1 TEST SPECIFICATIONS: <br />LABORATORY: SGS MINERALS SERVICES DIVISION ANALYST <br />COMMENTS: Efpuent received discolored (dark amber) The ammorna and chlorine colorimeters were <br />not useful due to e`fiuent discoloration. <br />D4i1,8+'03 <br /> <br />