Advisories:
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| County | Site | Units | 24-Hour | Hour Of Day | 1-Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| Outagamie | Appleton | µg/m³ | 15.4 | 01 AM | 17.8 | 05 AM |
| Ashland | Bad River Tribal School | µg/m³ | 10.4 | 07 AM | 12.2 | 04 AM |
| Kenosha | Chiwaukee Prairie | µg/m³ | 8.9 | 12 PM | 10.7 | 12 PM |
| Sauk | Devils Lake | µg/m³ | 11.9 | 12 AM | 11.4 | 03 AM |
| Eau Claire | Eau Claire DOT Sign Shop | µg/m³ | 12.4 | 12 AM | 11.7 | 09 AM |
| Brown | Green Bay East High | µg/m³ | 16.1 | 12 AM | 15.4 | 03 AM |
| Ozaukee | Harrington Beach Park | µg/m³ | 10.5 | 12 AM | 8.4 | 02 PM |
| Dodge | Horicon Wildlife Area | µg/m³ | 12.4 | 12 AM | 11.2 | 09 AM |
| La Crosse | La Crosse DOT | µg/m³ | 10.6 | 12 AM | 11.6 | 09 AM |
| Dane | Madison East | µg/m³ | 11.4 | 12 AM | 10.6 | 08 AM |
| Dane | Madison University Ave. Well #6 | µg/m³ | 14.3 | 12 AM | 14.8 | 07 AM |
| Milwaukee | Milwaukee-16th St. Health Center | µg/m³ | 13.7 | 12 AM | 12.5 | 03 PM |
| Milwaukee | Milwaukee-College Ave NR | µg/m³ | 10.5 | 12 AM | 12 | 03 PM |
| Taylor | Perkinstown | µg/m³ | 12.7 | 06 AM | 11.6 | 02 AM |
| Forest | Potawatomi | µg/m³ | 10.4 | 12 AM | 11.8 | 12 AM |
| Grant | Potosi | µg/m³ | 13 | 12 AM | 14 | 06 AM |
| Vilas | Trout Lake | µg/m³ | 10 | 07 AM | 12 | 02 AM |
| Waukesha | Waukesha-Cleveland Ave. | µg/m³ | 15.5 | 12 AM | 14.7 | 03 PM |