Smoke from wildfires in Canada has drifted into the U.S., prompting air quality alerts for Americans as it continues to spread. But when officials and forecasters classify a city's air as ...

New York City faces another air quality alert Thursday, along with some of the surrounding area. The alert will be in effect from 11 a.m. to 11 p.m. for the city, as well as Long Island, the ...

An air-quality alert was issued in Philadelphia and its surrounding counties Wednesday, and a Code Orange advisory is expected again Thursday as smoke from Canadian wildfires has moved south. The ...

Here's how to interpret the Air Quality Index values, according to the U.S. EPA: Good (0-50): The level of pollution in the air is of little to no risk. Moderate (51-100): For people who are ...

The poor air quality comes as a result of the wildfires in Ocean County that have torched 13,250 acres — or 21 square miles — making it one of the largest wildfires in the Garden State in decades.

The Lehigh Valley will be under a Code Orange air quality alert Wednesday. Young children, the elderly, and those with respiratory problems should limit outdoor activities.

Residents in the United States are expected to face poor air quality from the fires as soon as May 30. "This is a very serious situation," Saskatchewan Premier Scott Moe said at a news conference ...

The Philadelphia area, South Jersey and the Lehigh Valley will experience unhealthy air quality for sensitive groups on Wednesday, according to officials.

An Air Quality Alert remains in effect Friday due to smoke from Canadian wildfires. 24/7 Live Chicago & Suburban Cook Co. North Suburbs West Suburbs South Suburbs NW Indiana Welcome, Mickey ...

The Michigan Department of Environment, Great Lakes, and Energy (EGLE) has issued an Air Quality Advisory for elevated levels of fine particulate (PM2.5) across the state of Michigan.

NJ wildfire: Here's how to check your local air quality and what each level means It is particularly important to keep the AQI level in mind for health reasons, particularly if you have health issues.