Our Mission

Our work begins where rivers meet the sky and ends where groundwater feeds the soil. We use community power to protect it all.

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

Our Mission

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

• Emergency support for vulnerable populations

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

Our Mission

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

We believe that nature can heal if we remove barriers. Our 20-year track record shows what's possible.