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COLORADO -CDPS WET TEST REPORT FORM -CHRONIC <br />PERMITTEE Seneca Coal Company CDPS NO CO-0000221 OUTFALL WTF <br /> <br />TEST TYPE ROUTINE (~Y ACCELERATED _ TEST SPECIES P. prom9las <br />TEST RESULTS LETHALITY GROWTH STATISTICAL METHOD <br />ConcenVal'an wl Sta65tical Difference >100°h >100°~ F~sner's ExacVDunnett's <br />Pass/Fail Pass NIA <br />IC;., >10096 >100% Boolslrap <br />Pass~Fa:l Pass NIA <br />TEST TIME 8 DATE START Apnl24.2007 END May_'__ZQJ7 <br />10'00 AM 10 GO n1,1 <br />DILUTION (% EFFLUENT) <br />MEASUREMENTS CONTROL 8.50•h 13.0076 25.00% 50.00°h 100•h <br />Da 1 % Sunival 100 100 100 100 100 100 <br />Oa 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 6 100 100 100 100 100 100 <br />Da 7 100 100 100 100 100 100 <br /> <br />7 Da Mean D Wei ht 0.173 0.166 0.168 0.163 0.162 0.171 <br /> <br />H Max:mum~M:n:mum 7.30.7 50 7.32.7 61 7.32-7 82 7 40-7 67 7.40-7.65 7.45-7.80 <br />RECEIVING WATER USED FOR DILUTION? NO <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WIT H DIV1510N GUIDELINES YES <br />IF NO LIST ALL DEVIATIONS <br /> <br />HARDNESS (MG/L) EFFLUENT 1980-2050 MHW WATER: 80.5 <br />ALKALINITY (MGlL) EFFLUENT 213.4-135.8 MHW WATER 70.8 <br />T AMMONIA (MG1L) INITIAL EFFLUENT. <1.0 FINAL EFFLUENT. <1.0 <br />T RESIDUAL CHLORINE (MG1L) EFFLUENT <0.1 <br />ORATORY ENVIRU-CHEM ANALYTFCAL, INC. ANALYST- ;. ~ ~C <br />