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See what cities have the best (and worst) air quality right now
Deteriorating air quality from Canada’s wildfires has led to hazardous conditions in Michigan and parts of the Midwest and Northeast U.S., with Detroit having the worst air quality globally at an AQI of 724. The U.S. Air Quality Index categorizes AQI above 300 as hazardous, and IQAir’s rankings highlight cities with the highest and lowest AQIs today.
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Adjacent reporting
- Three major US cities top world’s worst air quality rankings as Canada wildfire smoke blankets America
- Air Quality rated hazardous from wildfires, as Detroit ranks worst in world: What you need to know
- Michigan is experiencing some of the world’s worst air quality -- Here’s what you should know
- These US cities have the world's worst air quality as wildfire smoke settles in