reg 15

Performance indicators for environmental flow objectives

In force

The performance indicators for the environmental flow objectives are—

(a)

for assessing periods of low flow, the following—

(i)

50% non-zero daily flow;

(ii)

80% non-zero daily flow;

(iii)

daily flow;

(iv)

period of no flow; and

(b)

for assessing periods of medium to high flow, the following—

(i)

mean annual flow;

(ii)

median annual flow;

(iii)

1.5 year daily flow volume;

(iv)

5 year daily flow volume;

(v)

20 year daily flow volume;

(vi)

annual proportional flow deviation.

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