Boaters should carry and navigate with up-to-date nautical charts ( Most charts are marked with latitude and longitude coordinates based on horizontal datum NAD83, however some charts may be based on NAD27 (remember to adjust your GPS unit accordingly).

On the Trent–Severn Waterway, navigation charts may be purchased at:

  • Lock #1 Trenton
  • Lock #18 Hastings
  • Lock #19 Scott Mills
  • Lock# 36 Kirkfield Lift Lock
  • Lock #41 Gamebridge
  • Lock #45 Port Severn
  • TSW Headquarters (Peterborough)

Nautical charts, guides and other publications are available (including by mail) from the Trent–Severn Waterway.