President Donald Trump on Friday stated that the United States would hold Canada responsible for smoke from wildfires crossing the border and indicated plans to add the associated costs to existing tariffs on Canadian goods. The statement came amid active wildfires primarily in Ontario and other parts of Canada, which have caused severe air quality issues in parts of Canada and the United States.
Over the last several days, dozens have been burning, many of them uncontrollably, across Canada. In Ontario alone, officials have estimated that there are as many as 130 individual fires burning.
Evacuations occurred from multiple remote First Nations communities, and some highways were closed. Across Canada, hundreds of wildfires were reported as active, with varying levels of containment.
Smoke from these fires drifted southward into the United States, reaching areas in the Midwest and along the East Coast. Cities including New York, Chicago, Detroit, and Washington, D.C., experienced elevated pollution levels. Air quality alerts were issued across more than a dozen states and the District of Columbia, affecting over 100 million people
Officials advised residents in impacted areas to limit outdoor activities, and some reported hazy conditions affecting visibility.
BREAKING: Detroit now has the worst air quality of any major city in the world pic.twitter.com/l2lQEZG9x8
— Breaking911 (@Breaking911) July 16, 2026
On Friday, President Trump announced that he was considering additional tariffs and other trade measures against Canada unless the situation can be adequately addressed.
“We are holding Canada responsible for the fact that they are not properly maintaining their Forests, and Brush therein, and the United States is being unnecessarily invaded by filthy, polluted, and unhealthy air, the quality of which is dangerous, and totally unacceptable,” the president posted on Truth Social.
“I will call the Prime Minister during the day to find out what they are going to do about it. This is Willful Negligence, and becoming a yearly occurrence, costing the United States Billions of Dollars, which cost of this pollution must of necessity be added to the TARIFFS Canada is currently paying.”
Some U.S. lawmakers, including Republican representatives from Michigan, had previously expressed concerns about Canadian forest management in relation to cross-border smoke in prior years.
