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<br />Results <br />• WHOLE EFFLUENT TOXICITY BIOASSAY <br />The efFluent sample did not indicate acute toxicity towards Pimephales promelas and <br />Ceriodaphnia dubia survival. The following table highlights statistical endpoints for each species <br />tested: <br />SPECIES LCso NOEC' LOEC° <br />Fathead minnow >100 % 100 % >100% <br />Ceriodaphnia dubia >100 % 100 % >100% <br />EFFLUENT AND LABORATORY WATER CHEMISTRIES <br />PARAMETER EFFLUENT MH LAB WATER <br />Dissolved Oxygen (mg/L) 8.7 7.1 <br />pH (Standard Units) 8.2 7.9 <br />Hardness (mg/L CaC03) 1600 95 <br />Alkalinity (mg/L CaC03) 160 60 <br />Ammonia (mg/L as N) < 1.0 <1.0 <br />Residual Chlorine (mglL) < 0.1 <0.1 <br />Conductivity (µmhos/cm) 2820 305 <br />• FATHEAD MINNOW AND CER/ODAPHN/A DUB/A SURVIVAL DATA <br />CONCENTRATION ORGANISMS EXPOSED <br />CD FH MORTALITIES <br />CD FH % SURVIVAL <br />CD FH <br />Control 20 40 1 1 95 97.5 <br />12.5% 20 40 5 0 75 100 <br />25% 20 40 0 2 100 95 <br />50% 20 40 4 2 80 95 <br />75% 20 40 3 0 85 100 <br />100% 20 40 8 0 60 100 <br />' No Observed Effect Concentration <br />° Lowest Observed Effect Concentration <br />