Weather conditions are trapping smoke and other air pollutants near the ground where people breathe, officials said.

The Oregon Department of Environmental Quality issued an air quality advisory for Eastern Lane, Eastern Linn, Eastern Marion, ...

As hazardous chemicals pollute the air after devastating wildfires, officials call for increased monitoring to protect ...

According to AirNow.gov, Mountain View and Pahala is currently experiencing unhealthy air quality levels for sensitive groups. Vog, also known as smog or haze, contains volcanic dust and gases.

Unlike typical wildfires, smoke from the L.A. fires — consisting of toxic materials from burned down homes, cars, and more — poses additional risks to public health.

An air quality alert was issued on Tuesday at 5:03 a.m. for Josephine County.

The smoke was expected to most heavily affect northwest coastal LA County, and in areas nearest the Palisades, Eaton and Hurst wildfires.

The current Air Quality Alert comes amid the ongoing environmental challenges posed by the recent wildfires in Los Angeles. According to the NWS, the South Coast Air Quality Management District ...

Calculating air pollution from wildfires and other events has become more complicated. That doesn’t mean it’s necessarily more accurate.

In Santa Monica’s waterfront Palisades Park, the air was fresh enough for people to jog. Air quality, measured on a scale from good to hazardous, was good to moderate on Monday and mostly good ...

Hazardous air quality can affect people's health in multiple ways, ranging from headaches and eye irritation to trouble breathing and even heart failure. Here's how to tell if you're in an area at ...

A series of huge, devastating fires ravaging Los Angeles County are blanketing virtually the entire region in toxic smoke. Interactive maps show that the particulate matter from the fires has ...