Advisories:
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| County | Site | AQS ID | AQI Level | Pollutant | Occured | AQI |
|---|---|---|---|---|---|---|
| Kenosha | Chiwaukee Prairie | 55 059 0019 | Good | PM2.5 | 12 AM | 21 |
| Dodge | Horicon Wildlife Area | 55 027 0001 | Good | OZONE | 03 AM | 32 |
| Grant | Potosi | 55 043 0009 | Moderate | PM2.5 | 01 AM | 77 |
| Waukesha | Waukesha-Cleveland Ave. | 55 133 0027 | Good | PM2.5 | 01 AM | 27 |
| Milwaukee | Milwaukee-16th St. Health Center | 55 079 0010 | Good | PM2.5 | 12 AM | 19 |
| Milwaukee | Milwaukee-College Ave NR | 55 079 0056 | Good | PM2.5 | 12 AM | 24 |
| Dane | Madison East | 55 025 0041 | Good | PM2.5 | 05 AM | 30 |
| Dane | Madison University Ave. Well #6 | 55 025 0047 | Good | PM2.5 | 12 AM | 23 |
| Milwaukee | Milwaukee-UWM UPark UA | 55 079 0068 | Good | SO2 | 12 AM | 0 |
| Oneida | Rhinelander Tower | 55 085 0996 | Good | SO2 | 12 AM | 0 |
| Outagamie | Appleton | 55 087 0009 | Good | PM2.5 | 04 AM | 20 |
| Ozaukee | Harrington Beach Park | 55 089 0009 | Good | PM2.5 | 01 AM | 14 |
| Eau Claire | Eau Claire DOT Sign Shop | 55 035 0014 | Moderate | PM2.5 | 05 AM | 66 |
| Outagamie | Kaukauna | 55 087 0015 | Good | SO2 | 12 AM | 1 |
| Ashland | Bad River Tribal School | 55 003 0010 | Good | OZONE | 01 AM | 30 |
| Sauk | Devils Lake | 55 111 0007 | Good | PM2.5 | 12 AM | 29 |
| Brown | Green Bay East High | 55 009 0005 | Good | PM2.5 | 12 AM | 35 |
| Forest | Potawatomi | 55 041 0007 | Good | OZONE | 12 AM | 38 |
