Advisories:
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| County | Site | Units | 24-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| Outagamie | Appleton | µg/m³ | 9.4 | 08 PM | 12 | 02 AM |
| Ashland | Bad River | µg/m³ | 6.9 | 06 AM | 8.9 | 11 PM |
| Kenosha | Chiwaukee Prairie | µg/m³ | 8.7 | 12 AM | 13.5 | 08 PM |
| Sauk | Devil's Lake | µg/m³ | 6.4 | 11 PM | 7.5 | 12 AM |
| Eau Claire | Eau Claire | µg/m³ | 7.4 | 09 PM | 9 | 02 AM |
| Brown | Green Bay - East High | µg/m³ | 10.3 | 06 PM | 20.5 | 03 AM |
| Ozaukee | Harrington Beach | µg/m³ | 7.7 | 01 AM | 9 | 05 PM |
| Dodge | Horicon | µg/m³ | 7.6 | 12 AM | 10.1 | 04 AM |
| Marathon | Lake DuBay | µg/m³ | ||||
| Dane | Madison - East | µg/m³ | 11.3 | 06 PM | 13.3 | 07 AM |
| Dane | Madison - Univ. Ave | µg/m³ | 8.1 | 09 PM | 11.9 | 07 AM |
| Milwaukee | Milwaukee-16th St. | µg/m³ | 13.6 | 07 AM | 23.8 | 02 AM |
| Milwaukee | Milwaukee - College Ave NR | µg/m³ | 10.6 | 04 AM | 19.6 | 01 AM |
| Forest | Potawatomi | µg/m³ | 6.8 | 12 AM | 8.9 | 04 PM |
| Grant | Potosi | µg/m³ | 8 | 02 AM | 9.2 | 06 AM |
| Waukesha | Waukesha | µg/m³ | 11.1 | 07 PM | 19.7 | 12 AM |