-
Noise monitoring program
Active Air Quality Notification

Highest PM2.5

Filter by County:
Filter by Site:
Saturday, 
County Site Units 24-Hour Hour of Day 1-Hour Hour of Day
Outagamie Appleton µg/m³ 5.3 10 PM 10.3 09 PM
Ashland Bad River Tribal School µg/m³ 3.8 08 PM 5.7 07 PM
Kenosha Chiwaukee Prairie µg/m³ 6.6 05 AM 12.1 09 PM
Sauk Devils Lake µg/m³ 5.6 12 PM 10.6 01 AM
Eau Claire Eau Claire DOT Sign Shop µg/m³ 4.7 12 AM 7 06 AM
Brown Green Bay East High µg/m³ 5 11 PM 7.8 04 AM
Ozaukee Harrington Beach Park µg/m³ 5.5 11 PM 24.2 11 PM
Dodge Horicon Wildlife Area µg/m³ 5.7 06 AM 11.1 08 PM
Marathon Lake Dubay µg/m³
Dane Madison East µg/m³ 8.4 11 PM 18.7 10 PM
Dane Madison University Ave. Well #6 µg/m³ 9.7 10 PM 27 09 PM
Milwaukee Milwaukee-16th St. Health Center µg/m³ 7.5 11 PM 19.6 09 PM
Milwaukee Milwaukee-College Ave NR µg/m³ 6.5 03 AM 18.2 08 PM
Forest Potawatomi µg/m³ 3 10 PM 3.4 11 PM
Grant Potosi µg/m³ 13.3 07 PM 27.2 12 PM
Waukesha Waukesha-Cleveland Ave. µg/m³ 9.3 12 AM 16.9 10 PM