Safety Zone; Upper Mississippi River MM 129-130, St. Genevieve, MO

Effective Date: October 31, 2022 thru November 2, 2022


The Coast Guard is establishing a temporary safety zone for navigable waters of the Upper Mississippi River between Mile Markers (MM) 129 to MM 130.

The safety zone is needed to protect personnel, vessels, and the marine environment from potential hazards from dredging operations. Entry of vessels or persons into this zone is prohibited unless specifically authorized by the Captain of the Port Upper Mississippi River.

To view documents mentioned in this preamble as being available in the docket, go to, type USCG-2022-0911 in the search box and click "Search." Next, in the Document Type column, select “Supporting & Related Material.”

For Further Information Contact: 

If you have questions on this rule, call or email Lieutenant Commander Richard Cherkauer, Sector Upper Mississippi River Waterways Mangement Division, U.S. Coast Guard; telephone 314-269-2560, email