Anacostia River The Anacostia River runs along Washington Navy Yard. (Photo: Alex Wroblewski/Bloomberg)

The Navy is considering erecting a 14-foot flood wall around the Washington Navy Yard to protect the historic complex along the Anacostia River from rising sea levels, internal Department of Defense documents show.

|

$20 million price tag

Military engineers proposed the wall in a study, obtained by Bloomberg News through a public-records request, that describes a structure as long as 1.5 miles, to protect three dozen buildings at a cost of as much as $20 million. It's the latest example of a federal agency getting ready for climate change, despite the Trump administration's public dismissal of the threat.

Recommended For You

Want to continue reading?
Become a Free PropertyCasualty360 Digital Reader

Your access to unlimited PropertyCasualty360 content isn’t changing.
Once you are an ALM digital member, you’ll receive:

  • Breaking insurance news and analysis, on-site and via our newsletters and custom alerts
  • Weekly Insurance Speak podcast featuring exclusive interviews with industry leaders
  • Educational webcasts, white papers, and ebooks from industry thought leaders
  • Critical converage of the employee benefits and financial advisory markets on our other ALM sites, BenefitsPRO and ThinkAdvisor
NOT FOR REPRINT

© 2025 ALM Global, LLC, All Rights Reserved. Request academic re-use from www.copyright.com. All other uses, submit a request to [email protected]. For more information visit Asset & Logo Licensing.

Jayleen R. Heft

Jayleen Heft is the digital content editor for PropertyCasualty360.com. Contact her at [email protected].