The EPA's Air Quality Index can tell you whether breathing outside air can be harmful. Here's how to read the scale to plan ...

The 'unhealthy for sensitive groups' air quality in Chicago comes as an air quality alert was issued for the entire state of ...

Hot, hazy, humid weather conditions return to Central New York today. An Air Quality Alert is in effect for all of Tuesday ...

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

Here's one way to remember the Boilermaker forever.

There are six different levels of air quality, and they’re all color-coded to illustrate changes in quality and how they impact residents. Typically, ...

While widespread issues from firework pollution is not expected, air quality on a local scale can get hazardous for short ...

Daily AQI Color Levels of Concern Values of Index Description of Air Quality; Gr een: Good: 0 to 50: Air quality is satisfactory, and air pollution poses little or no risk.

Wisconsin currently has some of the worst air quality in the country. The Air Quality Index is divided into six section. Most of the Northwoods and ...

Stay indoors as New York issues an air quality warning. AQI over 100 poses risks to vulnerable groups. Prepare for weather changes through midweek.

By June 6, mostly cloudy skies and widespread rain showers are expected to continue while westerly winds further spread pollutants, resulting in AQI levels lowering to high-good at 44.

In Lansing, as of 9 a.m. on June 6, AirNow's Air Quality Index reflected an "moderate" reading with a PM2.5 of 81 — meaning, the air quality is acceptable, however, could be harmful for ...