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 partners like you. Every contribution matters.

Our Mission

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

• Early warning systems of water quality shifts

Join thousands of water guardians fighting for change.

Our Mission

'Thirty years ago, this river was forgotten. Thanks to this organization, native fish are returning. I bring my grandchildren to witness it.' — Elder Maria

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