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Noise monitoring program
Active Air Quality Notification
  • An air quality ADVISORY for Unhealthy for Sensitive Groups OZONE levels is in effect from 5/29/2023 12:00 to 5/29/2023 23:00 for these counties: Adams,Barron,Buffalo,Burnett,Calumet,Chippewa,Clark,Columbia,Crawford,Dane,Dodge,Dunn,Eau Claire,Fond du Lac,Grant,Green,Green Lake,Iowa,Jackson,Jefferson,Juneau,La Crosse,Lafayette,Langlade,Lincoln,Marathon,Marquette,Menominee,Monroe,Outagamie,Pepin,Pierce,Polk,Portage,Price,Richland,Rock,Rusk,St. Croix,Sauk,Sawyer,Shawano,Taylor,Trempealeau,Vernon,Walworth,Washburn,Washington,Waukesha,Waupaca,Waushara,Winnebago,Wood .

Highest Ozone

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Monday, 
County Site Units 8-Hour Hour of Day 1-Hour Hour of Day
Outagamie Appleton ppb 54.9 12 AM 72 11 AM
Ashland Bad River Tribal School ppb 39.5 12 AM 48.4 11 AM
Milwaukee Bayside ppb 57.6 11 AM 72.3 11 AM
Rock Beloit-Converse ppb 55.5 11 AM 70.6 11 AM
Kenosha Chiwaukee Prairie ppb 62.4 11 AM 68.7 10 AM
Columbia Columbus ppb 65.4 11 AM 73.3 11 AM
Sauk Devils Lake ppb 66 11 AM 73.6 11 AM
Eau Claire Eau Claire DOT Sign Shop ppb 50.2 11 AM 69 11 AM
Walworth Elkhorn ppb 66 11 AM 72.9 11 AM
Fond du Lac Fond Du Lac ppb 59.9 12 AM 66.5 11 AM
Ozaukee Grafton ppb 58.8 11 AM 72.4 10 AM
Brown Green Bay UW ppb 52.6 12 AM 63.6 11 AM
Ozaukee Harrington Beach Park ppb 60.4 11 AM 72.6 11 AM
Dodge Horicon Wildlife Area ppb 63.2 12 AM 73.3 11 AM
Jefferson Jefferson-Laatsch ppb 53 11 AM 70 11 AM
Kenosha Kenosha-Water Tower ppb 60.4 12 AM 67.3 10 AM
Kewaunee Kewaunee ppb 62.4 11 AM 70.3 11 AM
La Crosse La Crosse DOT ppb 52.9 12 AM 50.9 11 AM
Marathon Lake Dubay ppb 59.8 12 AM 70.8 11 AM
Dane Madison East ppb 54.2 12 AM 74.4 10 AM
Manitowoc Manitowoc ppb 49.4 11 AM 63.5 11 AM
Milwaukee Milwaukee-16th St. Health Center ppb 53.2 11 AM 61.7 11 AM
Milwaukee Milwaukee-UWM UPark ppb 59.1 11 AM 73.8 11 AM
Door Newport Park ppb 64.4 04 AM 68.5 01 AM
Forest Potawatomi ppb 63.3 12 AM 67 10 AM
Racine Racine-Payne & Dolan ppb 62.4 11 AM 69.4 10 AM
Sheboygan Sheboygan-Haven ppb 55.9 11 AM 66.7 11 AM
Sheboygan Sheboygan-Kohler Andrae ppb 61.2 11 AM 71.6 10 AM
Vilas Trout Lake ppb 50.5 12 AM 71.4 10 AM
Waukesha Waukesha-Cleveland Ave. ppb 58.4 11 AM 74.1 10 AM