Impact

Water doesn't recognize borders — and neither do the threats it faces. Our local teams work year-round to defend it.

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

Impact

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

• Corporate accountability driving enforcement

Join thousands of environmental advocates pushing back for change.

Impact

'Thirty years ago, this river was dying. Because we organized, children can swim safely. I bring my grandchildren to witness it.' — Commissioner James

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