Alabama, Mobile, Overhead Cable Construction

Notice is given to mariners that Alabama Power will be working on overhead power lines in the vicinity of the Cochrane-Africatown Bridge in the Mobile River. Work is expected to start on 12 April 2021 and finish on 23 April  2021. All support equipment will be on the banks of the river. For further information, Read More

Florida, Manatee Awareness Notice

FWC: Manatees are on the move! Go slow, look out below The Florida Fish and Wildlife Conservation Commission (FWC) is reminding anyone on the water to slow down and look out for manatees while boating in Florida this spring. As water temperatures warm, manatees naturally disperse from their winter habitats, traveling to other areas of the Read More

North Carolina, Onslow Beach Bridge Construction

Onslow Beach Swing Bridge – To facilitate maintenance, the bridge will be maintained in the open-to-navigation position from 8 a.m. to noon, and 1 p.m. to 5 p.m.; Monday – Friday, from April 1, 2021, through May 28, 2021. Work will not occur on April 6, 2021, April 13, 2021, and Federal Holidays. Work will Read More

Florida, Lake Okeechobee, Lake Levels Update

U. S. Army Corps of Engineers, Jacksonville District Data Ending  2400 hours 29 MAR 2021     Today’s Lake Okeechobee Stage = 14.50 (Feet-NGVD29) Today’s Route 1 Navigational Depth ≈ 8.44 Feet Today’s Route 2 Navigational Depth ≈ 6.64 Feet Bridge Clearance = 49.13 Feet Feet Report Generated 30MAR2021 @ 10:15** Preliminary Data-Subject to Revision** Due to the changing water Read More


The aids to navigation depicted on charts comprise a system of fixed and floating aids to navigation with varying degrees of reliability. Prudent mariners will not rely solely on any single aid to navigation, particularly a floating aid to navigation. With respect to buoys, the buoy symbol is used to indicate the approximate position of Read More

Cancellation of NOAA Paper and Raster Nautical Charts

The National Oceanic and Atmospheric Administration (NOAA) is undertaking a multi-year program to end production and maintenance of its suite of over 1,000 traditional paper nautical charts and all associated raster chart products and services, including: Print-on-Demand (POD) paper nautical charts, Full-size chart PDF files, BookletChart™ PDF files, NOAA raster navigational charts (NOAA RNC®), the Read More

Louisiana, Algiers Lock, Bridge and Tunnel Construction

GIWW – Belle Chase Bridge and Tunnel Replacement Project Traylor-Massman, Joint Venture is staging construction equipment for the Belle Chasse Bridge and Tunnel Replacement Project. Commencing March24, 2021 and continuing until February 2025, construction operations will begin in approximate position of 29-52-18.7N 090-00-32.3W, Algiers Canal, GIWW, at Mile 3.8, WHL. Work will be performed Monday Read More

Florida, Okeechobee Waterway, Bridge Schedule Deviation

The Coast Guard has issued a temporary deviation from the operating schedule that governs the Seaboard System Railroad Bridge, across the Okeechobee Waterway, mile 28.2, at Indiantown, Florida. The bridge owner requested to start the three hour advance notice for an opening earlier each evening and end it one hour later each morning. This deviation Read More