An example of the use of permeable paving.

All development in Sydney's drinking water catchment must demonstrate a neutral or beneficial effect on water quality.

This requirement includes how stormwater is managed, both during construction and after the development is completed.

It applies to large and small projects, including building or replacing homes, sheds, roads and carparks.

To help you understand these requirements and what you need to do, we have developed this stormwater starter kit:

Friday 22 February
1,504,883 ML
2,581,850 ML
12,079 ML
1,726 ML
-14,480 ML
Friday 22 February