COLUMBUS, Ohio — Columbus is under an Air Quality Alert Tuesday due to elevated ozone levels. Mid-Ohio Regional Planning ...

Air quality in the Chicago area has remained poor for three days in a row, the NBC 5 Storm Team reported Wednesday morning.

The Illinois EPA declared an Air Pollution Action Day in the Chicago metro area. See today's air quality index forecast for Illinois.

ALBANY — Central New Yorkers can breathe a little easier today — following a moderate Air Quality Index rating for Wednesday, ...

An air quality alert has been issued for all of Michigan for Sunday and Monday due to smoke from Canadian wildfires.

The state Department of Energy and Environmental Protection (DEEP) said the air quality could be impacted by elevated ozone levels on Wednesday and Thursday. Temperatures are expected to reach the ...

Northern Minnesota and northern Wisconsin remain under an Air Quality Alert Monday due to wildfire smoke. Conditions are ...

Residents in Wisconsin can expect poor Air Quality this weekend, with the state in the Unhealthy for Sensitive Groups, to ...

The Meter Pro from SwitchBot is so easy to use, and will keep me updated on firework smoke, air hazards and more.

A mid-year report said Delhi’s end-of-life vehicle ban helps, but focusing only on vehicles overlooks other significant ...

The report grades and details the exposure to unhealthy levels of ground-level ozone air pollution, annual particle pollution, and short-term spikes in particle pollution over a three-year period.

Beginning on Monday, Fairfax County’s air quality index numbers began to increase, peaking at 314 on Thursday morning, which is classified as hazardous levels of air pollution.