In this Part--
"Hunter River" includes all tributaries that, directly or indirectly, flow
into the Hunter River, and includes the estuary of the Hunter River and all
arms and branches of that estuary.
"Hunter Valley" means the catchment area of the Hunter River, and includes the
land shown on the plan marked "DWR PLA No 20/2551" held by the Department, and
also includes such other land as is declared by the regulations to form part
of the Hunter Valley.
"levee bank" means a levee bank designed or intended for the purpose of or
that could or might have the effect of excluding or partially excluding the
waters of the Hunter River or waters overflowing from the Hunter River from
any land.
"protective works" means works for the protection of any works vested in or
otherwise under the control of a public authority--
(a) against flooding by waters overflowing from the Hunter River, or
(b) against the effects of any such flooding, or
(c) against the effects of river bank erosion.