(WHTM)– Wildfire smoke from Canada and Minnesota has blown its way across the country, impacting several states in the northeast, including Pennsylvania.
Central Pennsylvania certainly isn’t the worst in the nation, as states such as Minnesota, Wisconsin, and Michigan are seeing some of the worst air quality in the world, but some areas are being impacted more than others.
These US cities have the world’s worst air quality as wildfire smoke settles in
The Environmental Protection Agency’s U.S. Air Quality Index provides an interactive map showing where air quality is worst across the country, and parts of central Pennsylvania have it worse than others.
The interactive map bases its quality level on a color scale: green means good, and maroon means hazardous…