Wildfire smoke from Canada and Minnesota impacts U.S. air quality
Key Facts
- 01 — Who
National Weather Service, Minnesota officials
- 02 — Where
U.S. Midwest and Northeast
- 03 — When
July 2026
This page is produced by collecting and structuring multiple public reports. Sections based only on reporting or testimony affect the displayed assessment, and the page is updated when new information is identified.
About this article
COMPAMIR Editorial Team
The COMPAMIR pipeline collects and structures publicly available reporting. The editorial team maintains the publication criteria and update policy.
Read our editorial policy- Revision v17/15/2026, 4:21:19 PM
Heavy smoke from wildfires in Canada and Minnesota is affecting air quality across the U.S. Midwest and Northeast. Officials issued air quality alerts as particulate matter reached hazardous levels. Climate change and drought conditions are cited as contributing factors to the intensity of the fires.