Canadian wildfire smoke impacts air quality across the US
Story essentials
Canadian Interagency Forest Fire Center, US government agencies
North America (Canada and US)
July 16, 2026
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COMPAMIR Editorial Team
The COMPAMIR editorial team brings together public reporting and links to the original coverage. We update the page as new information emerges.
Read our editorial policy- Earlier version 37/17/2026, 8:30:27 PM
Canadian wildfire smoke is affecting 109 million people in the US. Major cities including Chicago, Detroit, and Washington DC report hazardous air quality levels. Nearly 6 million acres have burned in Canada, with 194 active fires reported. Approaching storm systems may temporarily worsen conditions before providing relief.
- Earlier version 27/17/2026, 7:20:36 PM
- Earlier version 17/17/2026, 5:50:29 PM
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