Mississippi Valley Division > Media

An official website of the United States government

Here's how you know

Official websites use .mil

A .mil website belongs to an official U.S. Department of Defense organization in the United States.

Secure .mil websites use HTTPS

A lock () or https:// means you’ve safely connected to the .mil website. Share sensitive information only on official, secure websites.

US Army Corps of Engineers

Mississippi Valley Division Website

/ /

News Release Archive

Tag: LD4

14 Jul 2021
Corps of Engineers to host Lock and Dam 4 open house
ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is hosting an open house at Lock and Dam 4, in Alma, Wisconsin, Saturday, July 31, to coincide with the city’s Swiss Heritage Days.