International Joint Commission (IJC)
More than a century of cooperation protecting shared waters

IJC – Protecting Shared Waters

Interactive map

The IJC helps Canada and the United States prevent disputes over transboundary waters

Click on a basin within the map to view detailed information



News on water levels in the Lake Ontario
and St. Lawrence River

News Releases

Public comment period on the Lake Champlain and Richelieu River Flood Mitigation Study

Click here for more information

Public Hearings and Public Comment Period on the IJC's Draft Changes on the Rainy and Namakan Lakes Rule Curves

Comment on the report and Register to the Public Hearings