The Minnesota Pollution Control Agency has issued a statewide air quality alert through 9 a.m. Monday because of Canadian ...

The Michigan Department of Environment, Great Lakes, and Energy issued southeast Michigan's sixth air quality advisory of the ...

Air quality will become unhealthy for some beginning Sunday through Monday morning. Canadian wildfire smoke returns which ...

Access via the North Rim, a lesser-used gateway to the national park, was closed as the White Sage fire continued to burn on ...

The Michigan Department of Environment, Great Lakes and Energy has issued an air quality alert for elevated levels of fine particulate.

An air quality advisory is in effect for the Bay Area on Friday, as smoke from wildfires burning in far Northern California ...

A major pulp mill in British Columbia has been fined after racking up nearly two dozen air pollution violations.

Wildfire smoke from Canada has made for bad air quality over parts of the Upper Midwest. Most of Minnesota had “unhealthy” ...

Air quality is expected to reach the purple AQI category in northern Minnesota, which is very unhealthy for everyone.

An air quality alert for northwest Minnesota has been extended to cover the entire state and run through Monday.

EDT on Saturday, the National Weather Service reported an air quality alert in effect until Monday at noon EDT for Keweenaw, ...

EDT on Saturday, the National Weather Service reported an air quality alert in effect until Monday at noon EDT for Mason, ...