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US Army Corps of Engineers

Institute for Water Resources Website

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Connect with IWR

IWR Headquarters

U.S. Army Corps of Engineers
Institute for Water Resources
IWR Headquarters
7701 Telegraph Road (Casey Building)
Alexandria, Virginia 22315

Email: IWR@usace.army.mil

Website: www.iwr.usace.army.mil

Visitors without a Common Access Card must coordinate with an IWR employee in advance.