Programs

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

This work is possible because of community members like you. Together we can turn the tide.

Programs

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

• Corporate accountability driving stronger standards

Join thousands of climate leaders fighting for change.

Programs

'I used to think my voice didn't matter. Then I joined a citizen monitoring program and realized — my action prevents harm. Now I'm training others.' — Jennifer M., Volunteer

Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across political boundaries to solve problems at their source.