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Christmas, New Year office hours - All our offices around the region will close Tuesday, 24 December and reopen Wednesday, 08 January 2025. 

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Septic tanks and sewerage systems

Introduction to looking after your household sewerage system.
Septic tanks prevent the suspended solids in household effluent from entering the disposal system.
How aerated wastewater treatment systems work.
What system to use for your holiday home.
There is a variety of alternative on-site treatment systems.
How can you tell your system is failing?
The “dos” and “don’ts” of operating your treatment system.
Maintenance tips for the different treatment systems.
It is important to know the location of your system.
A list of suitable plants for effluent disposal areas.