Advisories:
.png)
| County | Site | Units | 24-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| Outagamie | Appleton | µg/m³ | 21.3 | 01 PM | 58.6 | 09 AM |
| Ashland | Bad River | µg/m³ | 15.5 | 04 AM | 65.8 | 01 AM |
| Kenosha | Chiwaukee Prairie | µg/m³ | 24.3 | 11 PM | 60.7 | 11 AM |
| Sauk | Devil's Lake | µg/m³ | 27.1 | 02 PM | 63.1 | 05 AM |
| Eau Claire | Eau Claire | µg/m³ | 26.3 | 05 AM | 52.2 | 01 AM |
| Brown | Green Bay - East High | µg/m³ | 17.8 | 01 PM | 47.7 | 10 AM |
| Ozaukee | Harrington Beach | µg/m³ | 20.3 | 08 PM | 46.8 | 12 PM |
| Dodge | Horicon | µg/m³ | 22.6 | 03 PM | 55.3 | 09 AM |
| Marathon | Lake DuBay | µg/m³ | ||||
| Dane | Madison - East | µg/m³ | 26.1 | 03 PM | 60.3 | 07 AM |
| Dane | Madison - Univ. Ave | µg/m³ | 27.3 | 03 PM | 64.7 | 07 AM |
| Milwaukee | Milwaukee-16th St. | µg/m³ | 25.5 | 09 PM | 58.3 | 10 AM |
| Milwaukee | Milwaukee - College Ave NR | µg/m³ | 24.7 | 08 PM | 59 | 10 AM |
| Forest | Potawatomi | µg/m³ | 15.4 | 09 AM | 52.7 | 06 AM |
| Grant | Potosi | µg/m³ | 30.3 | 01 PM | 83.6 | 05 AM |
| Waukesha | Waukesha | µg/m³ | 25.3 | 09 PM | 56.6 | 09 AM |