Volunteer

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

This work is possible because of donations like you. Learn how you can join.

Volunteer

Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across industries to hold polluters accountable.

• Indigenous partnerships for grassroots knowledge

The water that flows through you connects you to 7 billion people — and billions more organisms. Join the fight.

Volunteer

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

The science is clear: healthy water systems feed us, sustain us, and deserve our protection. We predict risks so policy can shift.