Advisories:
.png)
| County | Site | Units | 24-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| Outagamie | Appleton | µg/m³ | 8 | 03 PM | 10.3 | 09 AM |
| Ashland | Bad River | µg/m³ | 13.2 | 12 AM | 18.1 | 12 PM |
| Kenosha | Chiwaukee Prairie | µg/m³ | 10.3 | 08 PM | 14.5 | 08 PM |
| Sauk | Devil's Lake | µg/m³ | 6.9 | 12 AM | 8.7 | 12 PM |
| Eau Claire | Eau Claire | µg/m³ | 9.5 | 05 PM | 11.2 | 09 AM |
| Brown | Green Bay - East High | µg/m³ | 9.2 | 12 AM | 23.6 | 12 AM |
| Ozaukee | Harrington Beach | µg/m³ | 8.2 | 02 PM | 9.1 | 11 AM |
| Dodge | Horicon | µg/m³ | 10 | 04 PM | 11 | 12 PM |
| Marathon | Lake DuBay | µg/m³ | ||||
| Dane | Madison - East | µg/m³ | 8.6 | 03 PM | 12 | 01 AM |
| Dane | Madison - Univ. Ave | µg/m³ | 11.9 | 03 PM | 14 | 02 PM |
| Milwaukee | Milwaukee-16th St. | µg/m³ | 12.1 | 02 PM | 14 | 03 AM |
| Milwaukee | Milwaukee - College Ave NR | µg/m³ | 10.1 | 01 PM | 10.8 | 03 AM |
| Forest | Potawatomi | µg/m³ | 10.4 | 12 AM | 23.8 | 12 AM |
| Grant | Potosi | µg/m³ | 8.9 | 01 AM | 9 | 08 PM |
| Waukesha | Waukesha | µg/m³ | 10.1 | 01 PM | 12.7 | 03 AM |