DamWatch USA — Interactive Dam Atlas & Civic Hub

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DamWatch USA

An open, educational atlas of dams across the United States, built from public and unofficial data to support civic engagement and river stewardship.

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Data Sources

USACE NID
ASDSO
American Rivers

Data compiled from public sources including the USACE National Inventory of Dams, ASDSO, FEMA, and American Rivers. Figures are approximate aggregates for educational use and are not an official record. Inspired by the Shenandoah Valley SWCD dam page.