Information on the National Inventory of Dams, National Levee Database and general dam and levee safety

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News from around USACE

Engineering the Alliance: JED in the 21st Century and Beyond
6/15/2025
As the new millennium unfolded, the U.S. Army Corps of Engineers – Japan Engineer District (JED) entered a transformative era. Building upon decades of bilateral cooperation, JED adapted to evolving...
Strengthening the Foundation: JED from Cold War to Postwar Transition (1980–2000)
6/15/2025
As the 1980s dawned, the Japan Engineer District (JED) had firmly established itself as a cornerstone of the U.S. military’s presence in Asia. But in the two decades that followed, marked by...
A New Beginning: The Formation of the Japan Engineer District (1972–1980)
6/15/2025
The 1970s brought a seismic shift to the U.S. Army Corps of Engineers in the Far East. On May 15, 1972, after nearly three decades of U.S. administration, Okinawa was officially returned to Japan. The...