27KHFloodwater management

27KH Floodwater management

27KH Floodwater management

(1) The Council must not consent to development on land within the Green Square Town Centre unless it is satisfied that the development—

(a) will not adversely affect flood behaviour, including—

(i) the flood peak at any point upstream or downstream of the proposed development, and

(ii) the flow of floodwater on adjoining lands, and

(b) will not significantly increase any flood hazard or the likelihood of flood damage to any property, and

(c) will not restrict the capacity of any floodway, and

(d) will not increase the risk to the lives or personal safety of members of the public or emergency services and rescue personnel, and

(e) incorporates any freeboard levels and other flood proofing measures adopted by the Council in any relevant floodplain risk management policy.

(2) Without limiting subclause (1), the Council must not consent to development on land situated on the southern corner of Botany Road and O’Riordan Street, as shown hatched on the map, unless it is satisfied that—

(a) the development is consistent with any relevant floodplain risk management policies and local flood plans that have been adopted by the Council, and

(b) on completion of the development, the land will achieve a low hazard categorisation for a 1% AEP (Annual Exceedance Probability) flood event (as defined in the Flood Risk Management Manual), having regard to the design of the development, including flood proofing and flood modification measures, and

(c) the development does not create or materially contribute to a significant risk to the safety of persons in a probable maximum flood (as defined in the Flood Risk Management Manual).

(3) This clause does not limit the operation of clause 38.

(4) In this clause—

Flood Risk Management Manual means the Flood Risk Management Manual, ISBN 978-1-923076-17-4, published by the NSW Government in June 2023.

floodplain risk management policy means a floodplain risk management plan or policy that has been prepared in accordance with the Flood Risk Management Manual.