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

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

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

Every action counts — from small donations to big movements. The future is ours if we organize today.

'Thirty years ago, this river was polluted. Thanks to this organization, children can swim safely. I watch the difference daily.' — Dr. Robert L.

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