Performance indicators for environmental flow objectives

In force

The performance indicators for the environmental flow objectives are—

(a)

for assessing periods of low flow at a node—

(i)

the number of periods of no flow of more than 1 month but less than 6 months; and

(ii)

the number of periods of no flow of 6 months or more; and

(iii)

the proportion of no flow days; and

(iv)

median non-zero daily flow; and

(b)

for assessing periods of medium to high flow at a node—

(i)

mean annual flow; and

(ii)

median annual flow; and

(iii)

10% daily flow; and

(iv)

1.5 year daily flow volume; and

(v)

5 year daily flow volume; and

(vi)

20 year daily flow volume; and

(c)

for assessing periods of wet season flow at a node—median wet season flow.

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