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Water quality

Understanding our catchment

Understanding our catchment

SCA officer in the catchment

WaterNSW conducts research to better understand
our catchments.

Understanding the complex land uses, pollution sources and impacts across the 16,000 kilometres of greater Sydney's drinking water catchment is critical to the work of WaterNSW. This knowledge informs our priorities and decisions about catchment programs.

The following summaries highlight some of our key knowledge and research areas about catchments:

Related Pages

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42.4
Sunday 26 January
-0.3
1,100,178 ML
2,596,150 ML
8,216 ML
1,174 ML
-7,051 ML
Sunday 26 January