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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 scientists 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 communities can act.

• Real-time data networks of water quality shifts

Join thousands of environmental advocates organizing for justice.

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'Thirty years ago, this river was forgotten. Thanks to this organization, children can swim safely. I work alongside their team.' — Commissioner James

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