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Public Notices & Environmental Assessments

Demonstration of The Efficiency and Feasibility of Clay Technology in Removing and Managing Freshwater Harmful Algal Blooms
ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is seeking public comments on a draft supplemental environmental assessment, or EA, on a proposed project to study the use of clay to manage harmful algal blooms in ponds and lakes.
Date of Expiration: 06/29/2026
Corps of Engineers seeks public comments on Twin Cities bank stabilization project
The U.S. Army Corps of Engineers, St. Paul District, is seeking public comments on a proposed project to stabilize a portion of the Minnesota River bank within the Upper Mississippi River National Wildlife and Fish Refuge near Bloomington, Minnesota.
Date of Expiration: 06/15/2026
Expired (posted for visibility) Mississippi River Pool 10 Mooring Cell Project
The U.S. Army Corps of Engineers, St. Paul District, appreciates the broad public involvement in the Lock and Dam 10 mooring cell project comment period. USACE received more than 80 comments from individual citizens, elected officials, state agencies and the navigation industry with varying perspectives on the draft supplemental environmental assessment. USACE will carefully evaluate all comments received prior to determining if, or how, the project will proceed and will remain in contact with key stakeholders throughout the process. Future updates will be posted to our social media channels. The public notice and associated documents are posted for visibility purposes only. The public comment period expired Jan. 24, 2025.
Date of Expiration: 01/24/2025