Notice to Navigators: USCG Eighth District By Dede Smith | November 30, 2020 Please click here to view the entire notice. Posted in Navigation Notice: Great Lakes River Basin, Navigation Notice: Upper Mississippi River, Navigation Notices: Arkansas, White, Ouachita, and Red Rivers, Navigation Notices: Gulf and Intracoastal Waterways, Navigation Notices: Illinois River, Navigation Notices: Lower Mississippi River, Navigation Notices: Missouri River, Navigation Notices: Ohio River, Navigation Notices: Southeast Rivers