The alert from the state Department of Environmental Conservation, which is in effect from 10 a.m. to midnight, includes the ...

An air quality alert will be in effect across all of Minnesota until at least 11 p.m. July 25, according to the state ...

MIchigan's air quality will be unhealthy for some groups Friday. Check the air quality index map to see if it's good or bad ...

Unhealthy Air Quality Index level. Red: Indexes in the 151 to 200 range are considered "unhealthy." At this level, any member of the general public becomes susceptible to health effects.