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

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

Cook County is under a heat watch through Thursday evening. Temperatures could feel like 105-110 degrees Wednesday.

Sensitive groups are advised to stay indoors and limit outdoor activities as pollution and ozone levels spike to unhealthy ...

The National Weather Service has issued both a heat and air quality alert for most of downstate New York, Wednesday, July 16.

At 9:13 a.m. on Wednesday, the National Weather Service reported an air quality alert in effect until Thursday at midnight ...

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

Conditions continued to worsen after the region was put under an Environment Canada Air Quality Warning Monday afternoon. A ...

“Under the guidelines, outdoor activities are prohibited when the API exceeds 100. If it goes beyond 200, home-based learning ...

IDEM forecasted Air Quality Action Days indicate anticipated higher levels of ground-level ozone and fine particulate matter only. Other factors may affect overall air quality. Air Quality Action Days ...

Canadian wildfire smoke no longer lingers in Michigan as of July 18. Southwest Michigan will experience unhealthy air for ...

State and local leaders toured a major Michigan Department of Transportation (MDOT) project Monday that will transform the US ...