Washington, D.C., made the top 10.Īccording to, huge swaths of the Midwest had air quality in at least the red, or 'unhealthy' level, including most or all of the states of Iowa, Wisconsin, Illinois, Indiana, Ohio, Michigan and Pennsylvania. cities ranked among the top five major cities in the world with the worst air quality Wednesday morning: Detroit, Chicago and Minneapolis, according to IQ Air's live ranking of major world cities. Here's what you need to know about the air quality Wednesday: Which US city has the worst air quality? Just even parking right there and coming out, I can feel it in my lungs.” 'I run a hundred miles a week, so this is going to be dangerous today.

“You can smell it bad,” said Priti Marwah, who was beginning a run along Chicago's lakefront. Particulate levels set record highs Tuesday for the past two decades in Buffalo, New York Cincinnati Grand Rapids, Michigan Madison, Wisconsin and Milwaukee, the Weather Channel reported. The quality was expected to worsen and spread up and down the coast, infiltrating the New York City region and as far south as the Carolinas into Thursday. Populations on the East Coast also were under air quality alerts Wednesday, including the Washington, D.C., area. In Detroit, smoke combined with a dense fog to limit visibility to below a quarter-mile early Wednesday, forcing drivers to take extra caution. The sky was smoky in Milwaukee, Indianapolis and several other metropolises.

from wildfires burning in Canada was continuing to make air quality unhealthy in much of the Midwest, and East Coast residents were bracing for another wave of haze.Ībout 102 million people live in areas were expected to reach at least a code orange level of air quality Wednesday, which is unhealthy for sensitive groups, the Environmental Protection Agency said.Ĭhicagoans awoke to a clouded, gray sky, limiting visibility, irritating lungs and filling noses with a thick burning smell for the second straight day Wednesday.

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