The table below presents the percentage allowable abstraction for each combination of environmental standard and sensitivity to abstraction, for the percentiles 0.1 to 99.9 (based on allowable percentage abstraction values at Q60, Q70 and Q95).

Environmental Standard Sensitivity to abstraction Q0.1 to Q59 & mean flow Q60 to Q69 Q70 to Q89 Q90 to Q94 Q95 to Q99.9
High Low 10 10 10 10 5
High Medium 10 10 10 10 5
High High 10 10 10 10 5
High No Data
Good Low 35 30 25 25 20
Good Medium 30 25 20 20 15
Good High 25 20 15 15 10
Good No Data
Moderate Low 70 50-70 50-70 50 45
Moderate Medium 70 45-70 45-70 45 40
Moderate High 70 40-70 40-70 40 35
Moderate No Data
Poor Low Qx less 25% of Q90 Qx less 25% of Q90 Qx less 25% of Q90 75 70
Poor Medium Qx less 30% of Q90 Qx less 30% of Q90 Qx less 30% of Q90 70 65
Poor High Qx less 35% of Q90 Qx less 35% of Q90 Qx less 35% of Q90 65 60