Advisories:
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| County | Site | Units | 24-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| Outagamie | Appleton | µg/m³ | 6.9 | 12 AM | 12.6 | 07 AM |
| Ashland | Bad River Tribal School | µg/m³ | 8.1 | 09 PM | 16.8 | 03 AM |
| Kenosha | Chiwaukee Prairie | µg/m³ | 6.9 | 12 AM | 12.8 | 11 PM |
| Sauk | Devils Lake | µg/m³ | 8.2 | 12 AM | 13.7 | 10 AM |
| Eau Claire | Eau Claire DOT Sign Shop | µg/m³ | 9.7 | 11 PM | 21.3 | 06 AM |
| Brown | Green Bay East High | µg/m³ | 6.3 | 12 AM | 12.4 | 07 AM |
| Ozaukee | Harrington Beach Park | µg/m³ | 6 | 11 PM | 10.8 | 10 AM |
| Dodge | Horicon Wildlife Area | µg/m³ | 6.3 | 07 PM | 10.6 | 07 AM |
| Marathon | Lake Dubay | µg/m³ | 7.3 | 02 PM | 14.8 | 07 AM |
| Dane | Madison East | µg/m³ | 7.4 | 11 PM | 12.1 | 08 AM |
| Dane | Madison University Ave. Well #6 | µg/m³ | 7.8 | 11 PM | 13.6 | 07 AM |
| Milwaukee | Milwaukee-16th St. Health Center | µg/m³ | 9.1 | 12 AM | 20.3 | 11 PM |
| Milwaukee | Milwaukee-College Ave NR | µg/m³ | 8.9 | 12 AM | 28.9 | 10 PM |
| Forest | Potawatomi | µg/m³ | 6.2 | 11 AM | 14.5 | 04 AM |
| Grant | Potosi | µg/m³ | 8.5 | 12 AM | 16.1 | 10 AM |
| Waukesha | Waukesha-Cleveland Ave. | µg/m³ | 9 | 11 PM | 20.9 | 08 PM |