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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 PM2.5

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Tuesday, 
County Site Units 24-Hour Hour of Day 1-Hour Hour of Day
Outagamie Appleton µg/m³ 15.7 12 AM 16.6 07 AM
Ashland Bad River Tribal School µg/m³ 11.2 07 AM 24.2 02 AM
Kenosha Chiwaukee Prairie µg/m³ 19.3 12 AM 16.2 06 AM
Sauk Devils Lake µg/m³ 16.4 06 AM 16.9 05 AM
Eau Claire Eau Claire DOT Sign Shop µg/m³ 21 12 AM 23.9 12 AM
Brown Green Bay East High µg/m³ 12.8 01 PM 18 08 AM
Ozaukee Harrington Beach Park µg/m³ 12.5 10 AM 15.6 07 AM
Dodge Horicon Wildlife Area µg/m³ 17.1 12 AM 15.7 07 AM
La Crosse La Crosse DOT µg/m³ 18.6 12 AM 17 02 AM
Dane Madison East µg/m³ 20 12 AM 16.6 05 AM
Dane Madison University Ave. Well #6 µg/m³ 20.3 12 AM 18 05 AM
Milwaukee Milwaukee-16th St. Health Center µg/m³ 17.8 12 AM 19.4 06 AM
Milwaukee Milwaukee-College Ave NR µg/m³ 18.3 12 AM 19.2 06 AM
Taylor Perkinstown µg/m³ 18.9 02 AM 23.6 02 AM
Forest Potawatomi µg/m³ 12 09 AM 18.3 04 AM
Grant Potosi µg/m³ 18.7 12 AM 18.2 02 AM
Vilas Trout Lake µg/m³ 10.5 07 AM 17.7 02 AM
Waukesha Waukesha-Cleveland Ave. µg/m³ 19.9 12 AM 20.2 06 AM