• Skip to main content
  • Skip to "About this site"

Language selection

WxT Language switcher
  • Français
Government of Canada

WxT Search form..

Menu

  • On the water
    • Navigation and marine conditions
    • Search and Rescue
    • Small craft harbours
    • On the water - More
  • Fisheries
    • Commercial fisheries
    • Recreational fishing
    • Aboriginal fisheries
    • Seals and sealing
    • Reports and statistics.
    • Management methods
    • International management
    • Fisheries - More
  • Science and research
    • Scientists and research centres
    • Careers in science
    • Advice - CSAS Secretariat
    • Scientific publications
    • Interactive maps
    • Science by topic
    • Aquatic animal health
    • Science and Research - More
  • Ecosystems
    • Aquatic ecosystem science
    • Biotechnology and genomics
    • Projects near water
    • Environmental science
    • Ocean and Climate Change Science
    • Protecting oceans
    • Ecosystems - More
  • Species
    • Browse aquatic species
    • Aquatic species at risk
    • Aquatic invasive species
    • Asian Carp
    • Marine mammals
    • Farmed species
    • Species - More
  • Aquaculture
    • Aquaculture in British Columbia
    • Environmental management in aquaculture
    • Protecting aquatic ecosystems
    • Aquaculture statistics and reports
    • Aquaculture science and research
    • Aquaculture business and licences
    • Aquaculture regulations and policies
    • Aquaculture collaboration and responsibilities
    • Aquaculture - More
  • Regions
    • Newfoundland and Labrador
    • Maritimes - Scotia-Fundy
    • Gulf
    • Quebec
    • Central and Arctic
    • Pacific
    • Regions - More

You are here

  1. Canada.ca
  2. Fisheries and Oceans Canada
  3. On the water
  4. Navigating
  5. Tides, currents, and water levels
  6. Tides and water levels data archive

Monthly Historical Great Lakes Means

Access monthly historical Great Lakes means data relative to IGLD:

  • Lake Superior
  • Lakes Michigan/Huron
  • Lake St. Clair
  • Lake Erie
  • Lake Ontario
  • Montreal Harbour
  • Access Monthly Historical Great Lake Means relative to Chart Datum

Graphs of Monthly and Yearly Historical Mean Water Levels by Lake

Graphs of Monthly and Yearly Historical Mean Water Levels by Lake (PDF, 362 KB)

This PDF contains a series of line graphs showing the Great Lakes water level data by station. The raw data is also found on the web pages in this section.

Date modified:
2022-08-04