An air quality alert was issued by the National Weather Service in-Sullivan at 1:52 p.m. on Wednesday, July 23.

As rocket launches surge, scientists warn that emissions could slow the ozone layer’s recovery and disrupt Earth’s upper ...

Cities forecasted to see levels of ozone that are "unhealthy for sensitive groups" include Danbury, Hartford, Middletown and Waterbury.

The Mid-Ohio Regional Planning Commission has issued an air quality alert for July 23 for four central Ohio counties, ...

Officials warn southeast Michigan residents to be careful outdoors Tuesday because of expected high ozone pollution levels.

The Mid-Ohio Regional Planning Commission issued an air quality alert July 15, 2025, for central Ohio, including Columbus, ...

On June 24, the city released initial air quality test results. But the analysis was flawed, some experts said.

The National Weather Service reported an air quality alert at 2:50 p.m. on Thursday in effect until Friday at 11 p.m. for ...

Central Ohio counties face an Air Quality Alert as ozone levels rise due to high pressure and sunny conditions.

Freeway north of LA is the focus of an updated air quality alert reported at 5:03 p.m. on Wednesday by the National Weather ...

The Texas Commission on Environmental Quality reported an air quality alert at 3:11 p.m. on Thursday in effect until Friday ...

COLUMBUS, Ohio — Columbus is under an Air Quality Alert Tuesday due to elevated ozone levels. Mid-Ohio Regional Planning ...