Join Us
Our work begins where rivers meet the sky and ends where groundwater feeds the soil. We use partnerships to protect it all.
This work is possible because of volunteers like you. Learn how you can join.
Join Us
We believe that nature can heal if we remove barriers. Our decade of victories shows what's possible.
- Long-term scientific monitoring of water quality shifts
The water that flows through you connects you to 7 billion people — and billions more organisms. Stand with us.
Join Us
'Thirty years ago, this river was polluted. Because we organized, children can swim safely. I bring my grandchildren to witness it.' — Commissioner James
The science is clear: healthy water systems feed us, sustain us, and deserve our protection. We predict risks so communities can act.