Advisories:
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| County | Site | Units | 24-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| Outagamie | Appleton | µg/m³ | 3.8 | 07 AM | 5.2 | 01 AM |
| Ashland | Bad River Tribal School | µg/m³ | 2.4 | 01 AM | 2.9 | 01 AM |
| Kenosha | Chiwaukee Prairie | µg/m³ | 12.9 | 12 AM | 16.3 | 08 PM |
| Sauk | Devils Lake | µg/m³ | 12.3 | 12 AM | 18.6 | 09 PM |
| Eau Claire | Eau Claire DOT Sign Shop | µg/m³ | ||||
| Brown | Green Bay East High | µg/m³ | 3.7 | 01 AM | 4.9 | 01 AM |
| Ozaukee | Harrington Beach Park | µg/m³ | 9.9 | 12 AM | 15 | 08 PM |
| Dodge | Horicon Wildlife Area | µg/m³ | 10.9 | 12 AM | 17 | 09 PM |
| Marathon | Lake Dubay | µg/m³ | 4 | 05 AM | 5.9 | 03 AM |
| Dane | Madison East | µg/m³ | 12.5 | 12 AM | 17.5 | 10 PM |
| Dane | Madison University Ave. Well #6 | µg/m³ | 14.4 | 12 AM | 20.7 | 07 PM |
| Milwaukee | Milwaukee-16th St. Health Center | µg/m³ | 14.1 | 12 AM | 16.7 | 11 PM |
| Milwaukee | Milwaukee-College Ave NR | µg/m³ | 13.2 | 12 AM | 18.2 | 03 PM |
| Forest | Potawatomi | µg/m³ | 0.7 | 09 PM | ||
| Grant | Potosi | µg/m³ | 15.6 | 12 AM | 21.4 | 11 PM |
| Waukesha | Waukesha-Cleveland Ave. | µg/m³ | 13.8 | 12 AM | 17.2 | 11 PM |