air quality monitoring

Air quality warnings remain in effect along much of the coast Thursday as a combination of wildfire smoke and ozone pollution hang over the state.

Ozone levels will be considered "unhealthy for sensitive groups" along the coast from Kittery through Acadia National Park on Wednesday and Thursday.

The American Lung Association released their 2025 "State of the Air" report today. The report named Bangor one of best cities in the country for air quality in an otherwise bleak outlook for the country.

The agency said the ozone levels are expected to reach unhealthy levels for the southwest coast and the high elevations of Acadia National Park on Thursday.

A new study finds that the U.S. places with the most polluted air in the 1980s remain the most polluted today. Poor people and people of color are more likely to live in places with dirty air.

Atmospheric and oceanographic scientists are just as concerned as anyone about helping their friends and family, the nation and the world make it through…

New Englanders breathed easier in 2019. The U.S. Environmental Protection Agency said Thursday the six-state region experienced fewer days with unhealthy…

BANGOR, Maine - About 50 people turned out Tuesday night in Bangor for a discussion on the Trump administration's proposed rollback of car fuel efficiency…

PORTLAND, Maine - Officials are warning that ground-level ozone concentrations along the Maine coast will soon reach dangerous levels, which will make for…

It seems that whenever warm temperatures and muggy weather return to Maine, air quality warnings follow. The Maine Department of Environmental Protection…