Here are the most commonly needed plans and standards relating to water that must be followed in the Willoughby area. Please refer to these documents when planning development and making applications to Council.
WDCP Part C-1
Part C.5 of the WDCP deals with the concept of water sensitive urban design and how it should be implemented when developing a site. It outlines building requirements to reduce flooding risk, use water efficiently, and prevent pollution.
Attachment 24 - Stormwater Design Elements
This document ensures that developments do not impact on properties downstream, and safeguards public health, safety, amenity and infrastructure.
Attachment 25 - On-Site Detention - 449 KB
This document deals with the control of stormwater flowing from a site using a tank or surface depression to temporarily store water.
Attachment 26 - Rainwater Tanks
This standard provides guidelines for installing rainwater tanks without polluting stormwater.
Attachment 27 - Floodplain Management
This document is intended to decrease the risk of flooding in Willoughby.
Attachment 28 - Sediment and Erosion Control
This standard helps manage environmental and public safety during construction while controlling erosion and the spread of pollutants.
Attachment 29 - Water Quality
This document outlines that all new development minimises water pollution and protects the water in waterways from contamination.
Attachment 34 - Conversion of Exisitng OSD Tanks
This standard has been developed as part of an ongoing review and update of Council stands to encourage more sustainable development, via the transformation of an exisiting OSD tank to retain stormwater runoff for reuse.