Advisories:
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| County | Site | Units | 24-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| Outagamie | Appleton | µg/m³ | 19.8 | 01 AM | 24.3 | 01 PM |
| Ashland | Bad River | µg/m³ | 6.5 | 01 AM | 8.2 | 08 PM |
| Kenosha | Chiwaukee Prairie | µg/m³ | 18.7 | 09 AM | 19.7 | 07 AM |
| Sauk | Devil's Lake | µg/m³ | 12.2 | 05 PM | 24 | 12 PM |
| Eau Claire | Eau Claire | µg/m³ | 13.2 | 01 AM | 18.6 | 06 PM |
| Brown | Green Bay - East High | µg/m³ | 18.6 | 01 PM | 21.5 | 01 PM |
| Ozaukee | Harrington Beach | µg/m³ | 14.8 | 04 PM | 17.6 | 07 AM |
| Dodge | Horicon | µg/m³ | 15.5 | 04 PM | 21.3 | 11 AM |
| Marathon | Lake DuBay | µg/m³ | ||||
| Dane | Madison - East | µg/m³ | 17.8 | 01 AM | 22.2 | 12 PM |
| Dane | Madison - Univ. Ave | µg/m³ | 18.3 | 01 AM | 22.5 | 12 PM |
| Milwaukee | Milwaukee-16th St. | µg/m³ | 23.9 | 09 AM | 23.1 | 01 AM |
| Milwaukee | Milwaukee - College Ave NR | µg/m³ | 19.9 | 10 AM | 20.6 | 08 AM |
| Forest | Potawatomi | µg/m³ | 9.8 | 08 PM | 14.6 | 10 AM |
| Grant | Potosi | µg/m³ | 18.4 | 05 PM | 26.4 | 04 AM |
| Waukesha | Waukesha | µg/m³ | 25.2 | 03 PM | 43.5 | 09 AM |