9 Jul 2025

Corps of Engineers seeks comments on Upper Pool 4 dredge cut

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.

9 Jul 2025

June runoff much below average; Navigation flow support decreased slightly after System storage check

June runoff in the Missouri River Basin above Sioux City, Iowa was 3.3 million acre-feet, 60% of average. The updated 2025 calendar year runoff forecast for the Missouri River Basin above Sioux City, Iowa, continues to be below average.

8 Jul 2025

MKARNS Nav Notice No. SWL 25-50 Dardanelle Hinged Pool Operation

To promote beneficial scouring of shoals in the Dardanelle Pool following recent sustained high-water flows, the U.S. Army Corps of Engineers, Little Rock District, will conduct a “Hinged Pool” operation from Thursday, July 10th, 2025, through Wednesday, July 17th, 2025.

8 Jul 2025

Corps of Engineers awards $3.1 million contract for Lock and Dam 7 outdraft modification project

The U.S. Army Corps of Engineers, St. Paul District, awarded a $3.1 million contract to Dubuque Barge & Fleeting Service Company doing business as Newt Marine Service out of Dubuque, Iowa, on July 2. The construction contract will modify the existing rock weir structure to reduce outdraft conditions at Lock and Dam 7, located near La Crescent, Minnesota.

7 Jul 2025

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.

3 Jul 2025

MKARNS Nav Notice No. SWL 25-48 Lock 1 Operational

Due to tailwater elevations falling below 143.0 feet at Norrell Lock (No. 1) NM 10.3, the lock chamber is now operational for navigation.  All vessels are required to pass through lock. Vessels may contact Norrell Lock and Dam on Channel 16 for further information.

2 Jul 2025

Army Corps begins Grays Harbor Inner Harbor maintenance dredging July 16

U.S. Army Corps of Engineers' routine maintenance dredging in Grays Harbor, Inner Harbor, Washington, is scheduled to begin July 16, 2025.

1 Jul 2025

U.S. Army Corps of Engineers responds to request for emergency dredging of Maryland’s Ocean City Inlet

The U.S. Army Corps of Engineers (USACE), Baltimore District, received emergency request approval to use USACE, Wilmington District’s dredge MERRITT to remove ~7,500 cubic yards of dredged material from the Ocean City Inlet this July.

1 Jul 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.

1 Jul 2025

Corps of Engineers hosts Lock and Dam 2 open house

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.