The Wisconsin Department of Natural Resources is issuing an Air Quality Watch for Particle Pollution for Brown, Calumet, Columbia, Dane, Dodge, Door, Fond du Lac, Green, Green Lake, Iowa, Jefferson, Kenosha, Kewaunee, Lafayette, Manitowoc, Marinette, Marquette, Menominee, Milwaukee, Oconto, Outagamie, Ozaukee, Racine, Rock, Sauk, Shawano, Sheboygan, Walworth, Washington, Waukesha, Waupaca, Waushara and Winnebago counties effective through 11:59 p.m. today. The watch is being issued because of the forecast for elevated levels of fine particles in the air. Fine particle pollution is composed of microscopic dust, soot, liquid droplets and smoke particles that are 2.5 microns or smaller. These fine particles come primarily from combustion sources, such as power plants, factories and other industrial sources, vehicle exhaust, and...
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