The alert will reach the orange air quality level, indicating that sensitive groups should limit time outdoors.

Experts are trying to refine emergency alerts, as the GTA experienced some of the worst air quality in the world this week. Data released by the community platform Nextdoor Canada showed that roughly ...

The Maine Department of Environmental Protection has issued an Air Quality Alert for Northern Maine Tuesday due to elevated ...

The Department of Environmental Protection issued an air quality alert for Maine. Unhealthy for Sensitive Groups levels of ...

(The Center Square) – Wisconsin’s northernmost congressman is fed up with smoke and haze from Canada. Congressman Tom Tiffany ...

Wildfire smoke degrades air quality in swaths of Ontario, with Toronto ranking among the worst in the world on Monday.

An air quality alert in the Chicago area will stretch into a third day as pollutants continue to linger in the air at high ...

DETROIT – It’s shaping up to be a Toasty Tuesday. Today will likely be the warmest day of the week as highs top out around 90 ...

The Department of Environmental Conservation (DEC) issued an air quality alert for north and central Vermont for Tuesday, ...

The Chicago area recorded ozone levels of 156 late Monday afternoon. Levels above 100 are considered unhealthy. Residents ...

Much of Central Canada, Manitoba and Saskatchewan were placed under special air quality statements or warnings on Monday due to smoke from wildfires, as Environment Canada advised residents to limit ...

The Vermont Department of Environmental Conservation has issued an air quality alert for Tuesday. The alert has been issued ...