Advisories:
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| County | Site | Units | 24-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| Outagamie | Appleton | µg/m³ | 27.2 | 12 AM | 58.5 | 09 PM |
| Ashland | Bad River Tribal School | µg/m³ | 7.1 | 12 AM | 9.3 | 11 PM |
| Kenosha | Chiwaukee Prairie | µg/m³ | 15.1 | 01 AM | 30.2 | 12 AM |
| Sauk | Devils Lake | µg/m³ | 29.9 | 01 AM | 25.2 | 11 PM |
| Eau Claire | Eau Claire DOT Sign Shop | µg/m³ | 19.5 | 12 AM | 29.6 | 11 PM |
| Brown | Green Bay East High | µg/m³ | 24.4 | 12 AM | 54.6 | 10 PM |
| Ozaukee | Harrington Beach Park | µg/m³ | 17.6 | 12 AM | 39.1 | 12 AM |
| Dodge | Horicon Wildlife Area | µg/m³ | 19.3 | 12 AM | 38.8 | 12 AM |
| Marathon | Lake Dubay | µg/m³ | ||||
| Dane | Madison East | µg/m³ | 29.3 | 01 AM | 30.8 | 12 AM |
| Dane | Madison University Ave. Well #6 | µg/m³ | 31.5 | 01 AM | 29.9 | 12 AM |
| Milwaukee | Milwaukee-16th St. Health Center | µg/m³ | 22.8 | 12 AM | 51.8 | 12 AM |
| Milwaukee | Milwaukee-College Ave NR | µg/m³ | 21.9 | 12 AM | 47.8 | 12 AM |
| Forest | Potawatomi | µg/m³ | 30.3 | 12 AM | 51.6 | 12 AM |
| Grant | Potosi | µg/m³ | 49.5 | 01 AM | 24.5 | 03 AM |
| Waukesha | Waukesha-Cleveland Ave. | µg/m³ | 23.9 | 12 AM | 58 | 12 AM |