Impact

Every watershed tells a story of crisis. We're here to ensure that story has a thriving future.

This work is possible because of partners like you. Every contribution matters.

Impact

We believe that nature can heal if we give it the chance. Our decade of victories shows that change happens.

• Long-term scientific monitoring of water quality shifts

The water that flows through you connects you to 7 billion people — and billions more organisms. Protect it with us.

Impact

'I used to think my voice didn't matter. Then I joined a citizen monitoring program and realized — my voice prevents contamination. Now I'm inspiring others.' — Jennifer M., Community Monitor

Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across industries to solve problems at their source.