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 | 19.1 | 09 AM | 28.4 | 12 AM |
| Ashland | Bad River Tribal School | µg/m³ | 11.9 | 07 AM | 13.2 | 03 AM |
| Kenosha | Chiwaukee Prairie | µg/m³ | 11.6 | 01 AM | 13.9 | 12 AM |
| Sauk | Devils Lake | µg/m³ | 15.3 | 07 AM | 16.6 | 12 AM |
| Eau Claire | Eau Claire DOT Sign Shop | µg/m³ | 12.2 | 12 AM | 13.7 | 02 AM |
| Brown | Green Bay East High | µg/m³ | 15.6 | 10 AM | 21.5 | 12 AM |
| Ozaukee | Harrington Beach Park | µg/m³ | 11.5 | 02 PM | 16 | 01 AM |
| Dodge | Horicon Wildlife Area | µg/m³ | 17 | 08 AM | 20.2 | 12 AM |
| Marathon | Lake Dubay | µg/m³ | ||||
| Dane | Madison East | µg/m³ | 16 | 07 AM | 16.3 | 12 AM |
| Dane | Madison University Ave. Well #6 | µg/m³ | 16.6 | 07 AM | 17.5 | 12 AM |
| Milwaukee | Milwaukee-16th St. Health Center | µg/m³ | 17.7 | 12 AM | 16.9 | 12 AM |
| Milwaukee | Milwaukee-College Ave NR | µg/m³ | 15.3 | 03 AM | 16.7 | 12 AM |
| Forest | Potawatomi | µg/m³ | 14.4 | 08 AM | 18 | 01 AM |
| Grant | Potosi | µg/m³ | 14.9 | 09 AM | 18.3 | 12 AM |
| Waukesha | Waukesha-Cleveland Ave. | µg/m³ | 16.4 | 01 AM | 18 | 12 AM |