Search toggle

Science in action

Science in action

Explore more

Why science at WaterNSW

Science plays a critical role in helping WaterNSW make important decisions about managing our catchment areas and protecting and enhancing water quality and quantity to minimise risks to human health.

SCA officer testing water quality
Understanding our catchment

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.

Upper canal
Understanding lakes

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.

SCA officer on Lake Burragorang
Future challenges

To assist WaterNSW prepare for potential future challenges and risks related to water supply, we carry out a number of projects to help us better understand the ever-changing environment we work in.

Sunset over the catchment
86.5
Friday 24 February
0.2
2,232,730 ML
2,581,749 ML
11,825 ML
1,690 ML
3,580 ML
Friday 24 February