St. Paul District News Releases

Corps of Engineers opens Minneapolis locks for navigation season

Press Operations — Mon, 06 Apr 2026 13:21:30 GMT

ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is opening its Lower St. Anthony Falls Lock and Dam and Lock and Dam 1, both in Minneapolis, to navigation for commercial and recreational traffic, Sunday, April 19.

Corps of Engineers awards contract for Mississippi River navigation improvements

Press Operations — Fri, 27 Mar 2026 14:26:01 GMT

ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, awarded a $12.8 million contract to Kramer North America, LLC, out of Plain, Wisconsin, March 25, to upgrade lock and dam infrastructure on the Mississippi River.

Corps of Engineers sets date for first Lake Pepin ice surveys of the year

Press Operations — Thu, 12 Feb 2026 15:18:32 GMT

ST. PAUL, Minn. – A sign that spring is near as the U.S. Army Corps of Engineers, St. Paul District, announced today, Feb. 12, that they will begin their annual Lake Pepin ice measurements Feb. 17.

Navigation season ending on the Upper Mississippi River

Press Operations — Wed, 26 Nov 2025 15:36:48 GMT

The last tow of the 2025 Upper Mississippi River navigation season departed St. Paul, Minnesota, Tuesday, Nov. 25. The Motor Vessel Sierra Dawn departed late afternoon enroute to the U.S. Army Corps of Engineers, St. Paul District, Lock and Dam 2, near Hastings, Minnesota, with 12 barges.

Minneapolis Lock and Dam 1 open house rescheduled for Oct. 11

Press Operations — Thu, 25 Sep 2025 19:58:49 GMT

ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, announced today that the Lock and Dam 1 open house, originally scheduled for Sept. 27, is rescheduled for Oct. 11, due to road closures in the immediate vicinity.

Corps of Engineers seeks comments on moving dredged material in Pool 3

Press Operations — Thu, 11 Sep 2025 16:07:47 GMT

ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is seeking comments on a draft Environmental Assessment, or EA, for the unloading of dredged material, or river sand, from its Corps Island placement site in Pool 3 of the Upper Mississippi River, located near Red Wing, Minnesota.

Corps of Engineers hosts Lock and Dam 1 open house

Press Operations — Mon, 18 Aug 2025 18:47:47 GMT

ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is hosting an open house at Lock and Dam 1 on the Mississippi River near Minneapolis, Sept. 27.

Corps of Engineers hosts Lock and Dam 10 open house

Press Operations — Mon, 18 Aug 2025 13:12:31 GMT

ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is hosting an open house at Lock and Dam 10 on the Mississippi River near Guttenberg, Iowa, Sept. 20.

Corps of Engineers seeks comments on Lock and Dam 7 dredging (Lower approach to Lock and Dam 7)

Press Operations — Tue, 05 Aug 2025 15:06:00 GMT

ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is seeking public comments on a draft Environmental Assessment, or EA, for two proposed routine dredge cuts within Pool 8 of the Mississippi River, near Lock and Dam 7 in La Crescent, Minnesota.

Corps of Engineers seeks comments on Pool 6 ecosystem restoration project

Press Operations — Mon, 28 Jul 2025 21:28:39 GMT

ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is seeking comments on a draft Environmental Assessment, or EA, for a proposed Johnson Island ecosystem restoration project in Trempealeau County, Wisconsin, in Pool 6 of the Upper Mississippi River.

Corps of Engineers announces temporary closures at Lock and Dam 6

Press Operations — Wed, 23 Jul 2025 18:00:15 GMT

ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is temporarily closing Lock and Dam 6, in Trempealeau, Wisconsin, August 19, 21, 26 and 28, to replace all four main lock chamber miter gates. The lock will be closed to all river traffic, commercial and recreational, from 7 a.m. to 7 p.m.

Corps of Engineers set to dredge Winona, Minn., boat harbor

Press Operations — Wed, 16 Jul 2025 18:12:23 GMT

ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, announced today, that mechanical dredging to increase overall harbor depth will begin in the Winona Small Boat Harbor, also known as Dick’s Marine, in Winona, Minnesota, July 17. Work should be completed by July 31.

Corps of Engineers seeks comments on Upper Pool 4 dredge cut

Press Operations — Wed, 09 Jul 2025 17:04:00 GMT

ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is seeking public comments on a draft Environment Assessment, or EA, for a proposed routine dredge cut below Goose Bay in Upper Pool 4 in Pierce County, Wisconsin and Goodhue County, Minnesota. The dredge cut involves establishing a new location for river dredging.

Corps of Engineers announces temporary closures at Lock and Dam 7

Press Operations — Mon, 07 Jul 2025 17:31:18 GMT

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.

Corps of Engineers hosts Upper Saint Anthony Falls Lock and Dam open house

Press Operations — Tue, 01 Jul 2025 18:09:31 GMT

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.

Corps of Engineers hosts Lock and Dam 4 open house

Press Operations — Tue, 01 Jul 2025 17:08:00 GMT

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.

Corps of Engineers hosts Lock and Dam 2 open house

Press Operations — Tue, 01 Jul 2025 14:07:47 GMT

ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is hosting an open house at the Mississippi River Lock and Dam 2 in Hastings, Minnesota, July 19.

UPDATE: Lower Pool 10 restoration project groundbreaking and open house canceled

Press Operations — Thu, 10 Apr 2025 13:10:31 GMT

ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, announced today that it is canceling the groundbreaking ceremony for the Lower Pool 10 habitat rehabilitation and enhancement project that was scheduled for April 22, due to the Corps’ travel restrictions.

Corps of Engineers hosts Lower Pool 10 restoration project groundbreaking

Press Operations — Thu, 03 Apr 2025 18:18:20 GMT

ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is celebrating the start of the Lower Pool 10 habitat rehabilitation and enhancement project with a groundbreaking ceremony April 22, at 1 p.m. at the North Gazebo in Guttenberg, Iowa.

Corps of Engineers seeks comments on river sand placement site in Winona County, Minn.

Press Operations — Thu, 27 Mar 2025 14:04:37 GMT

ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is seeking public comments on a draft Environment Assessment, or EA, for a proposed river sand placement site in Winona County, Minnesota. The sand will be beneficially used by Fastenal Company for construction of a warehouse.