Advisories:
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| County | Site | Units | 24-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| Outagamie | Appleton | µg/m³ | 7.3 | 12 PM | 9.9 | 09 AM |
| Ashland | Bad River | µg/m³ | 7.7 | 10 AM | 12.1 | 02 AM |
| Kenosha | Chiwaukee Prairie | µg/m³ | 6.9 | 03 AM | 7.4 | 09 AM |
| Sauk | Devil's Lake | µg/m³ | 6.7 | 11 AM | 8.5 | 07 AM |
| Eau Claire | Eau Claire | µg/m³ | 9.3 | 01 AM | 9.3 | 01 AM |
| Brown | Green Bay - East High | µg/m³ | 7 | 12 PM | 9.7 | 09 AM |
| Ozaukee | Harrington Beach | µg/m³ | 5.9 | 11 AM | 7.9 | 05 AM |
| Dodge | Horicon | µg/m³ | 6.4 | 12 PM | 8.8 | 08 AM |
| Marathon | Lake DuBay | µg/m³ | 7.1 | 07 AM | 9.2 | 07 AM |
| Dane | Madison - East | µg/m³ | 9.1 | 02 AM | 11.3 | 08 AM |
| Dane | Madison - Univ. Ave | µg/m³ | 6.8 | 11 AM | 8.9 | 08 AM |
| Milwaukee | Milwaukee-16th St. | µg/m³ | 9.2 | 05 AM | 11.2 | 03 AM |
| Milwaukee | Milwaukee - College Ave NR | µg/m³ | 9.9 | 04 AM | 17.4 | 11 AM |
| Forest | Potawatomi | µg/m³ | 8.7 | 02 PM | 14.2 | 07 AM |
| Grant | Potosi | µg/m³ | 11.4 | 09 AM | 14.2 | 04 AM |
| Waukesha | Waukesha | µg/m³ | 9.6 | 01 AM | 10.7 | 08 AM |