Central - Publications

Navigation Safety

• St. Lawrence and Great Lakes Waterways
  • VN200 - St. Lawrence Waterways dynamic cartographic interface
  • VN200 - PDF Format
  • VN210 - Great Lakes Waterways dynamic cartographic interface
  • VN210 - PDF Format
  • St. Lawrence Waterways Channel Bottom Conditions
  • Great Lakes Waterways Channel Bottom Conditions
• Directives for the transit of large scale and large length vessels in the St-Lawrence Waterway
  • VN301 - PDF Format — (NOTMAR)
• Under-keel clearance table for Container Ships (St. Lawrence River, Québec to Montréal)
  • PDF Version
• Under-keel clearance table for Other Ships (St. Lawrence River, Québec to Montréal)
  • PDF Version
• Water Level Forecasts for the St. Lawrence Ship Channel

Notices to Mariners (NOTMAR)

• Notices to Mariners Current Monthly Editions
• Annual Notices to Mariners Monthly Section Files - April 2017 to March 2018
• List of Lights, Buoys and Fog Signals

Environmental Response

• Oil Spills in the St. Lawrence River - Health Tips