• St. Stephen, New Brunswick, Canada. Saint Stephen's Lighthouse resides on the public wharf and above the waters of the St Croix river. The American town of Calais, Maine can be seen.

    Read our latest Water Matters newsletter

    IJC activities and other cooperative work on the health and flows of waters along the entire boundary.

    Read the newsletter
  • Picture of sail boats moored in Lake Champlain

    Lake Champlain - Richelieu River Virtual Public Meetings

    The International Lake Champlain - Richelieu River Study Board will be holding virtual public meetings on September 30th in English and on September 29th in French from 10 am to 11:30 am and from 7 pm to 8:30 pm.

    Learn More
  • Map of Great Lakes Diversions

    Great Lakes Diversions

    The major diversions in the Great Lakes basin that affect water levels are diversions into Lake Superior at Long Lac and Ogoki, the Chicago diversion out of Lake Michigan and a diversion between lakes Erie and Ontario through the Welland Canal.

    Learn More

What's New

Turnip Rock on Lake Huron in Port Austin Michigan

Boards

Image of blue heron

International Watersheds Initiative

Lake Osoyoos, British Columbia

Reports

Image of American Falls, Ontario and New York

Transboundary Waters

Transboundary Watersheds

Select a watershed (basin) within the map below to learn more about the IJC’s water-related activities.

Feature Videos

View All

St. Mary Canal Update

The St. Mary and Milk Rivers, located in Montana and Alberta, are connected by a canal to benefit water users in both countries. On May 17 a concrete drop structure collapsed on the canal stopping flows from the St. Mary from reaching the Milk River. Repair work got underway June 17 and will continue through the summer. The Province of Alberta is posting updates on the situation online.

Learn More

Water Matters

IJC activities and other cooperative work on the health and flows of waters along the entire boundary. Read the August 2020 newsletter.
 

saunders collage
Newsletter
Water Matters

Indigenous Knowledge: Lived Experiences and Valuable Perspectives, Part 2

translation team ojibwe
Newsletter
Water Matters

Revitalizing Language and Communicating Science with Ojibwe Translations

Great Lakes Connection

Latest science, reader perspectives and opportunities to protect the health of the Great Lakes ecosystem. Read the July 2020 newsletter

ik collage part one
Newsletter
Great Lakes Connection

Indigenous Knowledge: Lived Experiences and Valuable Perspectives

Great Lakes coastal marsh
Newsletter
Great Lakes Connection

Indigenous Knowledge Leading on Climate Change Adaptation in the Great Lakes