Smoke travels hundreds of miles to harm air quality far from the fire, according to the EPA’s Wildfire Smoke and Your Patient ...

Air quality is unhealthier-than-average for some people Thursday as winds are blowing wildfire smoke across the Northern California region.

When air quality is ranked "unhealthy for vulnerable groups" it means PM 2.5 are at levels that can cause problems for people ...

The current infrastructure also isn’t set up to fully account for the shifting behavior of wildfire smoke, which can travel ...

Residents are encouraged to limit outdoor activities, stay indoors with windows and doors closed, and use air conditioners ...

Analysis shows EPA rollbacks of the HON rule would put overburdened communities at risk and benefit chemical plants that ...

The money will be used to install several air quality sensors in Memphis to track air pollution “around the clock." ...

More than 20 groups joined in legal action against the EPA, saying grant terminations would harm communities vulnerable to ...

Poor air quality caused by ozone and other sources prompted the warnings across six states on Thursday and Friday.

The future of environmental protection in America is changing, with states taking over responsibilities previously handled by ...

Air quality maps are regularly updated. "You can find daily ozone forecasts and real-time ozone conditions for over 300 cities across the country at the AIRNow Web site: airnow.gov," the EPA says.

Recent wildfires in the Northstate, particularly the Green Fire burning in the Montgomery Creek mountainous area of Shasta ...