Air Quality

Thick haze from Canadian wildfires has reduced visibility across much of Ohio. And it could also pose a health risk.

An Air Quality Alert from the Mid-Ohio Regional Planning Commission says Delaware, Fairfield, Franklin and Licking counties have a score of 164 on the Air Quality Index.

State health officials recommend limiting outdoor activity and closing windows, especially if you have any preexisting medical conditions.

From particulate matter to the AQI, here's what you need to know to protect yourself as the smoky haze settles over much of the East Coast.

The National Weather Service said air quality has "plummeted" across the Northeast. A disaster preparedness expert says people should take the warnings seriously.

High ground-level ozone levels typically put active children, the elderly and people with asthma and COPD at risk to suffer from symptoms.

A new international air quality monitoring report is making some big claims about pollutants in Columbus.

The Ohio EPA is gathering public comment on Intel’s draft air permit for two new plants in New Albany that identifies toxins which could cause health problems if they exceed certain limits.

The Mid-Ohio Regional Planning Commission has issued an air quality alert for the central Ohio region, including Franklin, Delaware, Fairfield, and Licking counties.

For the first time since air quality record-keeping began in 1980, no Unhealthy for Sensitive Groups Air Quality Index days for ozone were observed during the ozone forecast season. The air quality was studied from November 2020 to October 2021.