Save the Date!
Save the date for the USACE St. Paul District lock and dam open houses this summer!
Make your reservations now!
Recreation.gov is your one-stop shop for federal recreation information. Reservations can be made up to 180 days in advance.
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Water safety starts with wearing your lifejacket
Don't forget to keep ALL of your passengers safe this season!
The U.S. Army Corps of Engineers is celebrating 250 years in 2025
The U.S. Army Corps of Engineers is celebrating 250 years in 2025.

Latest News

Corps of Engineers announces temporary closures at Lock and Dam 7
ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is temporarily closing Lock and Dam 7, in La Crescent, Minnesota, July 22, 24, 29 and 31, to replace all four main lock chamber miter gates. The lock will be closed to all commercial and recreational river traffic, from 7 a.m. to 7 p.m. on these days.
Published: 7/7/2025
Corps of Engineers hosts Upper Saint Anthony Falls Lock and Dam open house
ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is hosting an open house at Upper St. Anthony Falls Lock and Dam in Minneapolis, July 26, in conjunction with the Aquatennial.
Published: 7/1/2025
Corps of Engineers hosts 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 its Mississippi River Lock and Dam 4 in Alma, Wisconsin, on July 26.
Published: 7/1/2025