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Noise monitoring program
Active Air Quality Notification

Highest PM2.5

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Thursday, 
County Site Units 24-Hour Hour of Day 1-Hour Hour of Day
Outagamie Appleton µg/m³ 6.8 01 AM 7.9 12 AM
Ashland Bad River Tribal School µg/m³ 6.4 04 AM 6.9 12 AM
Kenosha Chiwaukee Prairie µg/m³ 5.3 03 AM 6.8 10 PM
Sauk Devils Lake µg/m³ 6.5 04 AM 7.2 01 AM
Eau Claire Eau Claire DOT Sign Shop µg/m³ 7 10 PM 7.8 07 AM
Brown Green Bay East High µg/m³ 5.8 12 AM 5.6 11 PM
Ozaukee Harrington Beach Park µg/m³ 5.8 01 AM 7.1 12 AM
Dodge Horicon Wildlife Area µg/m³ 6.1 12 AM 6.4 02 AM
Marathon Lake Dubay µg/m³
Dane Madison East µg/m³ 5.8 07 AM 6.6 02 AM
Dane Madison University Ave. Well #6 µg/m³ 7.7 09 AM 9.2 08 PM
Milwaukee Milwaukee-16th St. Health Center µg/m³ 7.5 12 AM 8.2 12 AM
Milwaukee Milwaukee-College Ave NR µg/m³ 6.4 01 AM 7.8 01 AM
Forest Potawatomi µg/m³ 4.1 12 AM 5.4 06 PM
Grant Potosi µg/m³ 6.8 07 PM 7.7 04 AM
Waukesha Waukesha-Cleveland Ave. µg/m³ 7.6 12 AM 8.4 12 AM