Flood Risk Management
Continuing Authorities Program (CAP)
Upper Mississippi River Restoration Program (UMRR)
Red River of the North
Iowa - 1
Iowa - 4
Minnesota - 1
Minnesota - 2
Minnesota - 3
Minnesota - 4
Minnesota - 5
Minnesota - 6
Minnesota - 7
Minnesota - 8
Wisconsin - 2
Wisconsin - 3
Wisconsin - 6
Wisconsin - 7
U.S. Army Corps of Engineers
St. Paul District
Programs & Project Management
180 5th St. E., Suite 700
St. Paul MN 55101
Lock and Dam 6, near Tremplealeau, Wis.
Lock and Dam 3, Welsh, Minn. Upper Mississippi River mile 796.9.
Lock and Dam 6, Trempealeau, Wis. Upper Mississippi River mile 714.1
Lock and Dam 5, Minnesota City, Minn. Upper Mississippi River mile 738.1
Lock and Dam 5A, between Fountain City, Wis., and Winona, Minn. Upper Mississippi River mile 728.5
Lock and Dam 10, Guttenburg, Iowa. Upper Mississippi River mile 615.0
Lock and Dam 1, Minneapolis, Minn. Upper Mississippi River mile 847.9
The U.S. Army Corps of Engineers, St. Paul District is responsible for maintaining 244 miles of the Upper Mississippi River 9-foot channel navigation system from the head of navigation in Minneapolis, Minnesota to Guttenberg, Iowa. The Upper Mississippi River 9-Foot Channel Navigation Project is located in or contiguous to Minnesota, Wisconsin and Iowa. The navigation project within the St. Paul District includes 13 locks and dams that are operated and maintained by the Corps. In addition to the locks and dams the project includes channel maintenance, recreation and natural resource activities.
Approximately 18 million tons of cargo travels through the St. Paul District each year. The system’s infrastructure is comprised of 10 lock chambers 600 feet long, three lock chambers 400 feet long, 170 dam gates, eight fixed crest spillways and 16 miles of embankments acting as dams. Each lock chamber includes two sets of operable steel gates controlling entry to and exit from the lock.
In fiscal year 2020, operations and maintenance funding will be used to accomplish the following activities necessary to maintain navigation:
In fiscal year 2020 we will award contracts for:
The following are critical maintenance projects that could be completed once funded:
The project was authorized as part of the River and Harbor Act approved July 3, 1930. The act authorized the construction, repair and preservation of public works on river and harbors and for other purposes.
Operation and maintenance of the project are funded annually under the Corps’ Civil Works Operation and Maintenance appropriation. Mississippi River funding allocated to the St. Paul District in recent fiscal years has ranged from $50 million to $60 million.