A Certificate of Completion will be issued by us when all the requirements of the agreement have been satisfied.

The requirements (if applicable), include:

We're responsible for the operation and maintenance of the Works and associated costs from the date of the Certificate of Completion, except where costs are incurred as a re

When a developer is designing and constructing one of our wetlands or retarding basins, often we and the local council are expected to have joint maintenance responsibilities wit

We have over 60 standard drawings to help with your development. We also have guidelines to help you identify the minimum requirements to be completed when submitting a range of applications to us.

Use our checklists and statement templates to provide us with the right information in your application or to guide development steps.​​

Download a variety of previous standard or concept drawings to assist with your proposed development.

View a range of guidelines to help with your proposed development.

The contemporary engineering approach to drainage is to recognise stormwater is part of the total water cycle.

The plant treats sewage using a series of large ponds, called lagoons - producing 40 billion litres of recycled water each year.

There are a number of physical factors that will affect the design of the drain which should be considered.