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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. Every contribution matters.

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

• Community science programs for local stewardship

Join thousands of environmental advocates pushing back for change.

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'I used to think my voice didn't matter. Then I joined a citizen monitoring program and realized — my voice prevents contamination. Now I'm leading others.' — Michael O., Watershed Advocate

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