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Every watershed tells a story of crisis. We're here to ensure that story has a thriving future.

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

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We believe that nature can heal if we remove barriers. Our decade of victories shows what's possible.

• Real-time data networks of water quality shifts

The water that flows through you connects you to 7 billion people — and billions more organisms. Stand with us.

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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.' — Jennifer M., Community Monitor

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