EDT an air quality alert was reported by the National Weather Service in effect until Sunday at 12:15 a.m. EDT for St. Clair, ...

EDT the National Weather Service reported an air quality alert in effect until Sunday at midnight EDT for Muskegon, Ottawa, ...

Freeway north of LA is under an air quality alert which was reported by the National Weather Service on Thursday at 2:43 p.m.

The Orange County and Santa Ana Mountains area is under an air quality alert which was reported by the National Weather ...

The Southwest Ohio Air Quality Agency reports that "levels of ozone within the region may approach or exceed unhealthy ...

At 2:43 p.m. on Thursday, the NWS Los Angeles/Oxnard CA reported an air quality alert in effect until Saturday at 11 p.m. The ...

An air quality alert was reported by the NWS San Diego CA on Thursday at 2:47 p.m. in effect until Saturday at midnight. The ...

There’s one night of the year where celebrations across the United States light up the map like no other. It’s the Fourth of ...

Los Angeles County is the focus of an air quality alert reported at 1:58 p.m. on Wednesday by the National Weather Service.

A new tool seeks to change that. It provides real-time air quality data from four stations located atop buildings in ...

An air quality alert was reported by the National Weather Service on Sunday at 9 a.m. in effect until 8 p.m. for Westmoreland ...

At 4:30 p.m. on Saturday, the National Weather Service reported an air quality alert in effect until Sunday at 4 p.m. for ...