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 14 December
1,577,985 ML
2,581,850 ML
11,682 ML
1,669 ML
-4,818 ML
Friday 14 December