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Noise monitoring program

Highest PM2.5

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Friday, 
County Site Units 24-Hour Hour of Day 1-Hour Hour of Day
Outagamie Appleton µg/m³ 3.5 11 PM 9.6 11 PM
Ashland Bad River Tribal School µg/m³ 1.6 12 AM 2.5 05 PM
Kenosha Chiwaukee Prairie µg/m³ 4.7 12 AM 7.5 09 PM
Sauk Devils Lake µg/m³ 4.6 11 PM 8 08 PM
Eau Claire Eau Claire DOT Sign Shop µg/m³ 4.4 11 PM 11.2 10 PM
Brown Green Bay East High µg/m³ 3.7 11 PM 9.5 11 PM
Ozaukee Harrington Beach Park µg/m³ 3.4 11 PM 6.1 10 PM
Dodge Horicon Wildlife Area µg/m³ 3.7 10 PM 5.9 08 PM
Marathon Lake Dubay µg/m³
Dane Madison East µg/m³ 4.4 11 PM 6.4 10 AM
Dane Madison University Ave. Well #6 µg/m³ 4.5 12 AM 6.2 12 PM
Milwaukee Milwaukee-16th St. Health Center µg/m³ 5 11 PM 9.3 11 PM
Milwaukee Milwaukee-College Ave NR µg/m³ 5.3 11 PM 9.2 09 PM
Forest Potawatomi µg/m³ 1.6 12 AM 2.2 11 PM
Grant Potosi µg/m³ 7.7 04 PM 11.7 06 AM
Waukesha Waukesha-Cleveland Ave. µg/m³ 4.8 11 PM 8.8 10 PM