The red-level air quality index (AQI) category—covering values from 151 to 200—means the air is unhealthy for everyone, not ...

Tourists visiting the area surrounding Mount Rushmore on Monday were hit with “unhealthy” air quality warnings in a wide ...

Air quality levels are harmful for sensitive populations in parts of Nebraska, and children are urged to stay indoors.

The Delhi government will set up six new continuous ambient air quality monitoring stations (CAQQMS) across the Capital, ...

On Tuesday at 1:59 p.m. the National Weather Service reported an air quality alert in effect until Wednesday at 10 a.m. The alert is for Nance, Merrick, Polk, Hamilton, York, ...

Additionally, Buncombe, Swain and Polk counties will have a Code Red air quality alert today, according to the North Carolina Department of Environmental Quality. The air in these parts of WNC will be ...

The National Weather Service reported an air quality alert at 1:29 p.m. on Wednesday in effect until Friday at 7 a.m. The alert is for Kearney Area and Grand Island ...

Weather conditions can influence air quality and the impact of the Masters could be more or less pronounced depending on these conditions.

Air quality is measured by the Air Quality Index, or AQI. The index was created by the Environmental Protection Agency in 1999. When the AQI exceeds 50, air quality alerts, or AQAs, are issued. Above ...

The Lincoln-Lancaster County Health Department issued an Air Quality Advisory on Tuesday due to smoke from controlled burning ...

Air quality is measured by the Air Quality Index, or AQI. The index was created by the Environmental Protection Agency in 1999. When the AQI exceeds 50, air quality alerts, or AQAs, are issued. Above ...

A new study has found a direct link between early-life exposure to ground-level ozone and asthma or wheezing in young children.