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Results <br />• WHOLE EFFLUENT TOXICITY BIOASSAY <br />The effluent sample did indicate acute toxicity towards Pimephales promelas survival but not to <br />Daphnia Magna survival. The following table highlights statistical endpoints for each species <br />tested: <br />SPECIES LCso IC=5° NOEC° LOEC° <br />Fathead minnow >100% - 100% >100% <br />Daphnia Magna >100% - 100% >100% <br />• EFFLUENT AND LABORATORY WATER CHEMISTRIES <br />PARAMETER EFFLUENT MH LAB WATER <br />Dissolved Oxygen (mg/L) 9.0 8.8 <br />pH (Standard Units) 7.9 7.6 <br />Hardness (mg/L CaC03) 1860 70 <br />Alkalinity (mglL CaC03) 500 60 <br />Ammonia (mg/L as N) <1.0 <1.0 <br />Residual Chlorine (mg/L) <0.1 <0.1 <br />Conductivity (µmhos/cm) 3350 320 <br />• FATHEAD MINNOW AND DAPHNIA MAGNA SURVIVAL DATA <br />CONCENTRATION ORGANISMS EXPOSED <br />DM FH MORTALITIES <br />DM FH %SURVIVAL <br />DM FH <br />Control 20 40 0 0 100 100 <br />12.5% 20 40 0 1 100 97.5 <br />25% 20 40 0 0 100 100 <br />50% 20 40 0 0 100 100 <br />75% 20 40 0 0 100 100 <br />100% 20 40 0 1 100 97.5 <br />' Inhibition Concentration at 25% Reduction <br />° No Observed Effect Concentration <br />s Lowest Observed Effect Concentration <br />