21 Apr 2025

Dredged Material Management Plan: Pool 10, Wisconsin/Iowa

The purpose of the Pool 10 Dredged Material Management Plan is to prepare a coordinated, long-term plan for managing dredged material in Pool 10. This plan was initiated due to needs for dredged material management at upland placement sites, especially in the downstream reach of the pool.

21 Apr 2025

Dredged Material Management Plan: Pool 9, Minnesota/Wisconsin/Iowa

The U.S. Army Corps of Engineers operates and maintains the Upper Mississippi River 9-Foot Channel Navigation Project, and one method used to maintain the 9-foot channel is dredging river soils or “material.” The purpose of the Pool 9 Dredged Material Management Plan is to prepare a coordinated long-term plan for managing dredged material in Pool 9. This plan was initiated due to needs for dredged material management at upland placement sites, especially in the upstream reach of the pool.

21 Apr 2025

Upper Mississippi River 9-Foot Channel Navigation Project: Locks and Dams, Minnesota/Wisconsin/Iowa

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. The navigation project within the St. Paul District includes 13 locks and dams that are operated and maintained by the U.S. Army Corps of Engineers.

21 Apr 2025

Upper Mississippi River 9-Foot Channel Navigation Project: Maintenance, Minnesota/Wisconsin/Iowa

The St. Paul District is responsible for maintaining 244 miles of the Upper Mississippi River 9-Foot Channel Navigation Project for inland navigation.