Key Takeaway
109 million people face another day of poor air quality as smoke from blazes in Ontario drifts over the USSign up for the Breaking News US newsletter email Tens of millions of Americans face another day of smoky skies, irritated eyes and bad air quality, as Canadian wildfire smoke spread again over huge swathes of the US, affecting around 109…
Published July 17, 2026 · Category: News
Overview
109 million people face another day of poor air quality as smoke from blazes in Ontario drifts over the US
Tens of millions of Americans face another day of smoky skies, irritated eyes and bad air quality, as Canadian wildfire smoke spread again over huge swathes of the US, affecting around 109 million people across the midwest, mid-Atlantic and north-east.
Details
The pungent wildfire blanketed cities such as Chicago and Detroit, where residents on Friday were warned to stay indoors and reduce activity levels after the air quality index reached a “hazardous” 361, according to the government website AirNow.
Continue reading...
Source
Originally published at www.theguardian.com.
Related Articles
Frequently Asked Questions
What is "More Canadian wildfire smoke shrouds US midwest, mid-Atlantic and north-east" about?+
109 million people face another day of poor air quality as smoke from blazes in Ontario drifts over the USSign up for the Breaking News US newsletter email Tens of millions of Americans face another day of smoky skies, irritated eyes and bad air quality, as Canadian wildfire smoke spread again over huge swathes of the US, affecting around 109 million people across the midwest, mid-Atlantic and north-east.The pungent wildfire blanketed cities such as Chicago and Detroit, where residents on Friday
Who reported this story?+
This story was reported by The Guardian World.