Reduce wastewater being discharged into our rivers and onto people's properties during rain events.
When water isn't draining right, it's not healthy for your family, your home or our rivers and beaches.
The DrainWise project is about working together with property owners to help fix problems with wastewater and stormwater drains.
Project status
March 2018 - property inspections have been progressing well with 14 Kaiti wastewater catchments completed. There are 8 to go.
Property inspections completed so far for 2017/18 year - 1,323
Gully trap water tests completed since early May - 1,189
Gully trap sealing completed since early May - 542
Total budget: $22 million over 10 years
What we're doing
We continue to fix and replace our pipes. The wastewater discharges reduction plan
On your property
What you can do to stop rain water getting into the sewer system
What is inflow and infiltration
Inflow and infiltration refers to rain water and ground water that enters the sewer (wastewater) system.
Flooding questionnaire
We want to know about any stormwater and wastewater flooding on your property, especially when we have heavy rain.
Property Inspection FAQs
Some questions and answers about our property inspections for DrainWise.
Why discharges happen Q&A
What causes the wastewater to overload in heavy rain and what we're doing to help reduce the problem.
Glossary of terms
A glossary of terms for stormwater and wastewater.