A NSW Government website

Water quality

This section includes tools for water quality managers to protect public health, support the economy and maintain a rich ecosystem.

Biofilm on water plants

Water quality determines the condition or health of waterways, such as our rivers, wetlands and coastal waters.

Stormwater litter traps catch stormwater pollution before it enters waterways

We help protect the health of our waterways by supporting water quality managers to improve water quality.

Staff test water in a boat on the Hunter River

We conduct health assessments of waterways and work with local councils and other agencies to monitor water quality.

Three people with hats on outside with bush behind and scientific equipment on table infront doing sampling work.

Our collaborative water quality research programs help us better understand and manage waterway health.

Macquarie River, Dubbo

Search our list of publications on water quality, waterway health and related areas.