About Us

Water doesn't recognize borders — and neither do the threats it faces. Our local teams work tirelessly to protect it.

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

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

Join thousands of environmental advocates pushing back for change.

'Thirty years ago, this river was forgotten. Thanks to this organization, native fish are returning. I work alongside their team.' — Dr. Robert L.

Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across industries to rebuild what was lost.