The Spring 2026 issue of Crosscurrents is now available!
Save the Date! Lock and dam open houses
We're celebrating 250 years of the United States of America.
Please recreate responsibly and don't litter at our parks. Make sure you always pick up your trash.
The U.S. Army Corps of Engineers celebrated 250 years in 2025.

Latest News

Corps of Engineers extends comment period on NorthMet Mining project
ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is seeking public comments on a new permit application submitted by NewRange Copper Nickel, LLC, for the development of the NorthMet Mine in St. Louis County, Minnesota. The comment period has been extended from Sept. 12, 2026 until Sept. 27, 2026, to ensure that sufficient opportunity is provided to the public to consider and submit comments regarding the Corps of Engineers federal action.
Published: 9/9/2026
Corps of Engineers seeks comments on Pool 9 dredged material management plan
ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is seeking public comments on the proposed Pool 9 dredged material management plan that covers the Upper Mississippi River from Lock and Dam 8, near Genoa, Wisconsin, to Lock and Dam 9, near Lynxville, Wisconsin.
Published: 9/3/2026
Corps of Engineers celebrates McGregor Lake restoration project completion
ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, will celebrate the completion of its $25 million McGregor Lake habitat rehabilitation and enhancement project with a ribbon cutting, Sept. 22. The event is open to the public and will take place at the Marquette Marina Pavillion at 1 p.m. in Marquette, Iowa.
Published: 9/3/2026