571—37.77(462A) Mississippi River, Swan Slough, Camanche, Clinton County.

A restricted speed zone of not greater than 5 miles per hour is hereby established in all or part of the main channel of Swan Slough (Mississippi River mile 510.2 to 511.3), as designated by buoys.

[ARC 9219C, IAB 5/14/25, effective 6/18/25]