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.~ <br />Results <br />• WHOLE EFFLUENT TOXICITY BIOASSAY <br /> <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 LCD ICu' NOEC4 LOECs <br />Fathead minnow >100yo - 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) 8.9 7.4 8.9 <br />pH (Standard Units) ~ 7.9 8.0 8.3 <br />Hardness (mglL CaCO,) 2100 120 230 <br />Alkalinity (mg/L CaC03) 27fr 50 100 <br />Ammonia (mglL as N) X1.0 <1.0 <1.0 <br />Residual Chlorine (mg/L) ~,1 <0.1 <0.1 <br />Conductivity (µmhos/cm) 3290 370 680 <br />• FATHEAD MINNOW AND DAPHNIA MAGNA SURVIVAL DATA <br />CONCENTRATION ORGANISMS EXPOSED <br />DM FH MORTALITIES <br />DM FH y. MORTALITY <br />DM FH <br />100yo 20 40 0 0 0.00 0.00 <br />75% 20 40 0 1 0.00 2.50 <br />50% 20 40 0 0 0.00 0.00 <br />25°k 20 40 0 0 0.00 0.00 <br />12.5°k 20 40 0 0 0,00 0.00 <br />Control 20 40 0 0 0.00 0.00 <br />' Inhibitbn Concentration at 25°k Reduction <br />~ No Observed Effect Concentration <br />s Lowest Observed Effect Concentration <br />F-526 <br />