Advisories:
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| County | Site | Units | 24-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| Outagamie | Appleton | µg/m³ | 8.2 | 10 AM | 9.4 | 11 AM |
| Ashland | Bad River Tribal School | µg/m³ | 6 | 01 AM | 3.4 | 01 PM |
| Kenosha | Chiwaukee Prairie | µg/m³ | 12.4 | 05 AM | 17.3 | 03 AM |
| Sauk | Devils Lake | µg/m³ | 7.2 | 12 AM | 12.6 | 08 PM |
| Eau Claire | Eau Claire DOT Sign Shop | µg/m³ | 5.7 | 01 AM | 6.8 | 09 AM |
| Brown | Green Bay East High | µg/m³ | 8.3 | 12 PM | 10.4 | 12 PM |
| Ozaukee | Harrington Beach Park | µg/m³ | 10.2 | 11 PM | 13.5 | 10 PM |
| Dodge | Horicon Wildlife Area | µg/m³ | 13.5 | 12 AM | 21.3 | 12 AM |
| Marathon | Lake Dubay | µg/m³ | ||||
| Dane | Madison East | µg/m³ | 11.6 | 12 AM | 16.2 | 09 PM |
| Dane | Madison University Ave. Well #6 | µg/m³ | 12.9 | 12 AM | 20 | 12 AM |
| Milwaukee | Milwaukee-16th St. Health Center | µg/m³ | 15 | 12 AM | 20.8 | 12 AM |
| Milwaukee | Milwaukee-College Ave NR | µg/m³ | 13.6 | 06 AM | 18.7 | 05 AM |
| Forest | Potawatomi | µg/m³ | 4.6 | 01 AM | 4.1 | 09 PM |
| Grant | Potosi | µg/m³ | 10.1 | 12 AM | 19.1 | 10 PM |
| Waukesha | Waukesha-Cleveland Ave. | µg/m³ | 14.7 | 12 AM | 21.4 | 06 PM |