Advisories:
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| County | Site | Units | 24-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| Outagamie | Appleton | µg/m³ | 8.5 | 08 PM | 17.9 | 07 PM |
| Ashland | Bad River Tribal School | µg/m³ | 6.8 | 06 PM | 8.2 | 06 PM |
| Kenosha | Chiwaukee Prairie | µg/m³ | 11 | 12 AM | 17.2 | 06 AM |
| Sauk | Devils Lake | µg/m³ | 7.2 | 02 PM | 8.8 | 12 PM |
| Eau Claire | Eau Claire DOT Sign Shop | µg/m³ | 7 | 12 PM | 9 | 08 AM |
| Brown | Green Bay East High | µg/m³ | 8 | 08 PM | 19.3 | 06 PM |
| Ozaukee | Harrington Beach Park | µg/m³ | 7.8 | 12 AM | 15.4 | 12 PM |
| Dodge | Horicon Wildlife Area | µg/m³ | 8.2 | 12 AM | 15.8 | 12 PM |
| Marathon | Lake Dubay | µg/m³ | ||||
| Dane | Madison East | µg/m³ | 7.2 | 12 AM | 13.2 | 12 AM |
| Dane | Madison University Ave. Well #6 | µg/m³ | 8.3 | 03 PM | 13.7 | 12 AM |
| Milwaukee | Milwaukee-16th St. Health Center | µg/m³ | 12.5 | 06 PM | 22.6 | 11 AM |
| Milwaukee | Milwaukee-College Ave NR | µg/m³ | 12 | 12 AM | 20.6 | 11 AM |
| Forest | Potawatomi | µg/m³ | 7.4 | 10 AM | 9 | 04 AM |
| Grant | Potosi | µg/m³ | 7.9 | 12 PM | 9.3 | 11 AM |
| Waukesha | Waukesha-Cleveland Ave. | µg/m³ | 11.3 | 12 AM | 20 | 11 AM |