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Noise monitoring program
Active Air Quality Notification

Highest PM2.5

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Wednesday, 
County Site Units 24-Hour Hour of Day 1-Hour Hour of Day
Outagamie Appleton µg/m³ 5.9 05 PM 7.2 07 AM
Ashland Bad River Tribal School µg/m³ 6.1 12 AM 7.4 12 PM
Kenosha Chiwaukee Prairie µg/m³ 4.8 11 PM 6.3 01 PM
Sauk Devils Lake µg/m³ 8.6 11 PM 13.2 04 PM
Eau Claire Eau Claire DOT Sign Shop µg/m³ 6.2 11 PM 9.9 11 PM
Brown Green Bay East High µg/m³ 6.5 11 PM 7.9 11 PM
Ozaukee Harrington Beach Park µg/m³ 5.6 11 PM 7.2 09 AM
Dodge Horicon Wildlife Area µg/m³ 6.4 12 AM 6.8 06 AM
Marathon Lake Dubay µg/m³
Dane Madison East µg/m³ 6.4 12 AM 5.7 09 PM
Dane Madison University Ave. Well #6 µg/m³ 9.2 12 AM 12.4 10 PM
Milwaukee Milwaukee-16th St. Health Center µg/m³ 9.2 12 AM 9 12 AM
Milwaukee Milwaukee-College Ave NR µg/m³ 6.3 12 AM 7.4 07 AM
Forest Potawatomi µg/m³ 5.5 11 PM 6.7 04 AM
Grant Potosi µg/m³ 8.3 12 AM 6.9 11 PM
Waukesha Waukesha-Cleveland Ave. µg/m³ 7.5 10 AM 8.9 08 AM