Advisories:
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| County | Site | Units | 24-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| Outagamie | Appleton | µg/m³ | 20.1 | 01 AM | 13.4 | 07 AM |
| Ashland | Bad River | µg/m³ | 14.3 | 01 AM | 6 | 05 AM |
| Kenosha | Chiwaukee Prairie | µg/m³ | 15.6 | 11 AM | 16.7 | 02 AM |
| Sauk | Devil's Lake | µg/m³ | 20.1 | 02 AM | 19.3 | 01 AM |
| Eau Claire | Eau Claire | µg/m³ | 20.9 | 01 AM | 17.2 | 01 AM |
| Brown | Green Bay - East High | µg/m³ | 18.8 | 01 AM | 15.2 | 01 AM |
| Ozaukee | Harrington Beach | µg/m³ | 17 | 05 AM | 16.5 | 03 AM |
| Dodge | Horicon | µg/m³ | 20 | 05 AM | 19.7 | 03 AM |
| Marathon | Lake DuBay | µg/m³ | ||||
| Dane | Madison - East | µg/m³ | 19 | 02 AM | 16.4 | 01 AM |
| Dane | Madison - Univ. Ave | µg/m³ | 22.9 | 07 AM | 23.3 | 10 AM |
| Milwaukee | Milwaukee-16th St. | µg/m³ | 20.7 | 08 AM | 22.2 | 01 AM |
| Milwaukee | Milwaukee - College Ave NR | µg/m³ | 18.3 | 08 AM | 18.4 | 01 AM |
| Forest | Potawatomi | µg/m³ | 18.6 | 01 AM | 15.2 | 01 AM |
| Grant | Potosi | µg/m³ | 21.1 | 01 AM | 19.7 | 10 AM |
| Waukesha | Waukesha | µg/m³ | 20.9 | 08 AM | 21.7 | 01 AM |