Highest PM2.5
Filter by County:
Filter by Site:
.png)
| County | Site | Units | 24-Hour | Hour of Day | 1-Hour | Hour of Day |
|---|---|---|---|---|---|---|
| Outagamie | Appleton | µg/m³ | 20.6 | 04 PM | 25 | 12 PM |
| Ashland | Bad River Tribal School | µg/m³ | 12.7 | 10 AM | 20.9 | 04 AM |
| Kenosha | Chiwaukee Prairie | µg/m³ | 15.7 | 09 PM | 23.6 | 05 AM |
| Sauk | Devils Lake | µg/m³ | 16.1 | 12 PM | 19.1 | 09 AM |
| Eau Claire | Eau Claire DOT Sign Shop | µg/m³ | 20.1 | 12 PM | 26.5 | 06 AM |
| Brown | Green Bay East High | µg/m³ | 20.6 | 10 PM | 27.2 | 01 PM |
| Ozaukee | Harrington Beach Park | µg/m³ | 14.6 | 07 PM | 21.9 | 05 AM |
| Dodge | Horicon Wildlife Area | µg/m³ | 17.3 | 10 AM | 20.9 | 12 AM |
| Marathon | Lake Dubay | µg/m³ | ||||
| Dane | Madison East | µg/m³ | 15.1 | 11 AM | 16.7 | 09 AM |
| Dane | Madison University Ave. Well #6 | µg/m³ | 16.5 | 10 AM | 18.5 | 08 AM |
| Milwaukee | Milwaukee-16th St. Health Center | µg/m³ | 18.1 | 07 PM | 27.2 | 05 AM |
| Milwaukee | Milwaukee-College Ave NR | µg/m³ | 16.5 | 08 PM | 23.3 | 03 AM |
| Forest | Potawatomi | µg/m³ | 11.8 | 01 PM | 18.9 | 04 AM |
| Grant | Potosi | µg/m³ | 16.8 | 01 PM | 21.1 | 09 AM |
| Waukesha | Waukesha-Cleveland Ave. | µg/m³ | 17.9 | 08 AM | 24.1 | 02 AM |