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Test Results <br />Survival <br />Reproduction <br />Statistical Method <br />IC25 Point Estimate <br />>100% <br />61.94% <br />Linear Interpolation <br />Pass /Fail <br />PASS <br />PASS <br />(LOEC) Concentration with Least Statistical Difference <br />>1 00% <br />75% <br />Fisher's Exact Test <br />Pass /Fail <br />PASS <br />PASS <br />(NOEC) Concentration with No Statistical Difference <br />100% <br />50% <br />Dunnett's Test <br />Pass /Fail <br />PASS <br />PASS <br />Hardness (mg /L) <br />Rec Water <br />NA <br />Effluent <br />2094.00 <br />MHFSW <br />88.20 <br />Alkalinity (mg /L) <br />Rec Water <br />NA <br />Effluent <br />350.00 <br />MHFSW <br />55.60 <br />Ammonia (mg /L) <br />Rec Water <br />NA <br />Effluent <br />ND <br />MHFSW <br />ND <br />COLORADO - CDPS WET TEST REPORT FORM - CHRONIC <br />Permitee: Twentymile Coal Company - Site 62 <br />CDPS Number: CO - 034142 <br />Outfall: Site 62 <br />Type of Test: Routine - Quarterly Lot #: 052212 -1abc <br />Test Species: Ceriodaphnia dubia <br />Ceriodaphnia dubia Daily Percent Survival ( %) <br />Receiving Water used for dilution? NO <br />Were all test conditions in conformance with division guidelines? YES <br />If "NO ", list deviations from test specification NA <br />Laboratory: Aqua -Tox, Inc. <br />Analyst(s): <br />Total Residual Chlorine: ND <br />Date <br />2nd Quarter 2012 <br />�l.�� (c ( IL <br />Jason Dix Date <br />Control <br />12.5% <br />25% <br />50% <br />75% <br />100% <br />Initial <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />Day1 <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />Day 2 <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />Day 3 <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />Day 4 <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />Day 5 <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />Day 6 <br />100 <br />100 <br />100 <br />100 <br />100 <br />90 <br />Day 7 <br />100 <br />100 <br />100 <br />100 <br />100 <br />90 <br />Mean 3 Brood Total <br />33.5 <br />33.8 <br />32.3 <br />32.5 <br />17.4 <br />11.9 <br />pH (minimum /maximum) <br />8.1/8,4 <br />8.3/8.5 <br />8.3/8.5 <br />8.3/8.6 <br />8.3/8.7 <br />8.2/8.5 <br />COLORADO - CDPS WET TEST REPORT FORM - CHRONIC <br />Permitee: Twentymile Coal Company - Site 62 <br />CDPS Number: CO - 034142 <br />Outfall: Site 62 <br />Type of Test: Routine - Quarterly Lot #: 052212 -1abc <br />Test Species: Ceriodaphnia dubia <br />Ceriodaphnia dubia Daily Percent Survival ( %) <br />Receiving Water used for dilution? NO <br />Were all test conditions in conformance with division guidelines? YES <br />If "NO ", list deviations from test specification NA <br />Laboratory: Aqua -Tox, Inc. <br />Analyst(s): <br />Total Residual Chlorine: ND <br />Date <br />2nd Quarter 2012 <br />�l.�� (c ( IL <br />Jason Dix Date <br />