Edge SIGNAL 5.7 6.541667 EPT families 7 9 Total families 22 19 Site 511 Frog – OE50 0.86 1.15 0.91 Track – Riffle Site 511 achieved an AUSRIVAS score of A – SIGNAL 6.0 7.242424 reference condition. Of the water quality EPT families 9 10 measurements, only Total families 21 20 dissolved oxygen failed to meet the OE50 0.87 1.13 0.93 – SEPP objectives. All Combined habitats macroinvertebrate indices met the SEPP Key families 22 21 objectives (Table 30). Band A A Table 30. SEPP objectives at site 511. Objective Result Water quality Temperature (°C) - 11.625 Electrical conductivity (µS.cm-2) 100 18.5 pH 6.4 7.7 7.325 – Alkalinity (mg.L-1.CaCO3) - 10.75 Dissolved oxygen (% sat.) 90 110 82.55 – Dissolved oxygen (mg.L-1) - 8.82 Oxides of nitrogen (mg.L-1) - 14 Total nitrogen (mg.L-1) 350 101 Total phosphorus (mg.L-1) 25 19.5 Edge SIGNAL 5.7 7.291667 EPT families 7 15 Total families 22 30 OE50 0.86 1.15 1.01 – Riffle
Edge SIGNAL 5.7 6.541667 EPT families 7 9 Total families 22 19 OE50 0.86 – 1.15 0.91 Riffle SIGNAL 6.0 7.242424 EPT families 9 10 Total families 21 20 OE50 0.87 – 1.13 0.93 Combined habitats Key families 22 21 Band A A Site 511 – Frog Track Site 511 achieved an AUSRIVAS score of A – reference condition. Of the water quality measurements, only dissolved oxygen failed to meet the SEPP objectives. All macroinvertebrate indices met the SEPP objectives (Table 30). Table 30. SEPP objectives at site 511. Objective Result Water quality Temperature (°C) - 11.625 Electrical conductivity (µS.cm-2) 100 18.5 pH 6.4 – 7.7 7.325 Alkalinity (mg.L-1.CaCO3) - 10.75 Dissolved oxygen (% sat.) 90 – 110 82.55 Dissolved oxygen (mg.L-1) - 8.82 Oxides of nitrogen (mg.L-1) - 14 Total nitrogen (mg.L-1) 350 101 Total phosphorus (mg.L-1) 25 19.5 Edge SIGNAL 5.7 7.291667 EPT families 7 15 Total families 22 30 OE50 0.86 – 1.15 1.01 Riffle
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