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~~ <br />Results <br />• WHOLE EFFLUENT 70XICITY BIOASSAY <br />The efFluent sample did not indicate acute toxicity towards Pimephales promelas and Daphnia <br />magna survival. The following table highlights statistical endpoints for each species tested: <br />SPECIES LCm ICZS' NOEC° LOECS <br />Fathead minnow >100% - 100% >100% <br />Daphnia magna >100% 100% >100% <br />• EFFLUENT AND LABORATORY WATER CHEMISTRIES <br />PARAMETER EFFLUENT MEDIUM HARD <br />LAB WATER HARD LAB <br />WATER <br />Dissolved Oxygen (mg/L) 8.4 8.1 8.0 <br />pH (Standard Units) 8.3 8.2 8.3 <br />Hardness (mg/L CaC03) 1195 135 200 <br />Alkalinity (mg/L CaC03) 210 80 145 <br />Ammonia (mg/L as N) <1.0 <1.0 <1.0 <br />Residual Chlorine (mg/L) X0.3 <0.1 <0.1 <br />Conductivity (µmhos/cm) 1800 410 680 <br />• FATHEAD MINNOW AND DAPHNIA MAGNA SURVIVAL DATA <br />CONCENTRATION ORGANISMS EXPOSED <br />DM FH MORTALITIES <br />DM FH % MORTALITY <br />DM FH <br />100% 20 40 0 1 0.00 2.50 <br />75% 20 40 0 0 0.00 0.00 <br />50% 20 40 0 0 0.00 0.00 <br />25% 20 40 0 0 0.00 0.00 <br />12.5% 20 40 0 0 0.00 0.00 <br />Control 20 40 0 0 0.00 0.00 <br />~ Inhibition Concentration at 25% Reduction <br />° No Observed Effect Concentration <br />s Lowest Observed Effect Concentration <br />F 626 <br />