Drinking water
A secure and safe supply of drinking water is fundamental to public health. The NSW Government uses the Australian Drinking Water Guidelines to ensure our water is safe to drink.
Rural and regional drinking water
Water supply and water quality is managed by local councils.
Sydney Water
Water management, supply and water quality for Sydney, the Blue Mountains and the Illawarra.
Hunter Water
Water management, supply and water quality in the areas of Cessnock, Lake Macquarie, Maitland, Newcastle, Port Stephens, Dungog and small parts of Singleton.
Issues affecting drinking water quality

Stronger protection for Sydney’s water catchment following extensive review
Better protections, stronger assessment and more environmental offsets will ensure Sydney’s drinking water supply is safeguarded, following an extensive review by an independent expert panel.

Water flows into Menindee Lakes
Water from the February rains has flowed to dry NSW outback lakes, with more relief expected to follow.