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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 LCD NOEC~ LOEC' <br />Fathead minrww >100 % 100 % >100 <br />Ceriodaphnia dubia >100 % 100 % >700 <br />. EFFLUENT AND LABORATORY WATER CHEMISTRIES <br />PARAMETER EFFLUENT LABORATORY WATER <br />Dissolved Oxygen (mg/L) 7.9 7.8 <br />pH (Standard Units) 8.3 7.4 <br />Hardness (mg/L CaC03) 1400 80 <br />Alkalinity (mg/L CaC03) 223 80 <br />Ammonia (mg/L as N) <0.1 <0.1 <br />Residual Chlorine (mg/L) <0.1 <0.1 <br />Conductivity (µmhos/cm) 2040 300 <br />. FATHEAD MINNOW AND CER/ODAPHNIA DUB/A SURVIVAL DATA <br />CONCENTRATION ORGANISMS EXPOSED <br />CD FH MORTALITIES <br />CD FH % MORTALITY <br />CD FH <br />Control 20 40 0 0 0.0 0.0 <br />12.5 % 20 40 0 0 0.0 0.0 <br />25 % 20 40 0 0 0.0 0.0 <br />50 °l0 20 40 0 0 0.0 0.0 <br />75 % 20 40 0 0 0.0 0.0 <br />100 % 20 40 0 0 0.0 0.0 <br />' No Observed Effect Concentration <br />' Lowest Observed Effect Concentration <br />