An Air Quality Action Day will be in effect overnight Monday into Tuesday for Johnson County.

Air Quality Alerts are in effect for parts of Central Alabama because of increased amounts of ozone. Code Orange Air Quality ...

California officials insist that pesticide air samples remained within healthy limits. However, environmentalists say the ...

An air quality alert was issued on Monday at 9 a.m. in effect until 8 p.m. for Allegheny County.

The latter has prompted Air Quality Alerts for many counties in central Indiana, including Indianapolis, from this evening into Tuesday evening. This is due to high levels of particulates gathering ...

More air quality alerts have been issued in California to date this year than last year during the same period, according to National Weather Service (NWS) data. Although it is difficult to ...

Maine (WABI) - The Maine Department of Environmental Protection says the Air Quality Alert that was supposed to be in effect until 12 a.m. Saturday has now been lifted. The Maine DEP’s particle ...

Even when particulate matter levels in the air are below WHO guidelines, there is still an association between increasing air pollution levels and people visiting hospital emergency departments.

An air quality alert was issued on Friday at 11:24 a.m. for Deschutes, Grant and Wheeler counties. "Oregon Department of Environmental Quality has issued an Air Quality Advisory. until 11 a.m ...

LA issues air quality alert due to high levels of dust and ash; residents with health risks advised to stay indoors.

More sunshine is on the way to close out the weekend, warmer marks are expected Sunday afternoon with highs reaching the mid ...

An air quality alert was issued on Sunday at 9 a.m. in effect until 8 p.m. for Allegheny County.