EDT an air quality alert was reported by the National Weather Service in effect until Sunday at 12:15 a.m. EDT for St. Clair, Livingston, Oakland, Macomb, Washtenaw, Wayne and Monroe counties.

The Southwest Ohio Air Quality Agency reports that "levels of ozone within the region may approach or exceed unhealthy standards."

There’s one night of the year where celebrations across the United States light up the map like no other. It’s the Fourth of July — when fine particulates fill the air.