Official air-quality results for Kyrene de la Sierra Elementary School show elevated levels of potentially harmful chemicals.

While the sky has looked opaque today due to wildfire smoke, most of this smoke is elevated above the ground, minimizing air ...

An air quality alert was reported by the National Weather Service on Tuesday at 9:10 a.m. in effect until 11 p.m. for Western ...

An air quality alert was reported by the National Weather Service on Tuesday at 12:17 p.m. in effect until 8 p.m. for ...

A wave of hot, and unhealthy, air has hit New Jersey, and the region could get some much-needed rain this week.