Advisories:
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| County | Site | AQS ID | AQI Level | Pollutant | Occured | AQI |
|---|---|---|---|---|---|---|
| Monroe | Ho-Chunk Nation-Tomah | 55 081 2001 | Good | PM2.5 - LC | 05 AM | 12 |
| Dodge | Horicon Wildlife Area | 55 027 0001 | Good | OZONE | 10 AM | 29 |
| Grant | Potosi | 55 043 0009 | Good | PM2.5 - LC | 01 AM | 44 |
| Waukesha | Waukesha-Cleveland Ave. | 55 133 0027 | Good | PM2.5 - LC | 09 AM | 20 |
| Milwaukee | Milwaukee-16th St. Health Center | 55 079 0010 | Good | PM2.5 - LC | 01 AM | 13 |
| Milwaukee | Milwaukee-College Ave NR | 55 079 0056 | Good | PM2.5 - LC | 01 AM | 12 |
| Marathon | Lake Dubay | 55 073 0012 | Good | PM2.5 - LC | 05 AM | 8 |
| Dane | Madison East | 55 025 0041 | Good | PM2.5 - LC | 01 AM | 23 |
| Dane | Madison University Ave. Well #6 | 55 025 0047 | Good | PM2.5 - LC | 01 AM | 22 |
| Milwaukee | Milwaukee-UWM UPark | 55 079 0068 | Good | NO2 | 07 AM | 2 |
| Oneida | Rhinelander Tower | 55 085 0996 | Good | SULFUR DIOXIDE | 01 AM | 0 |
| Outagamie | Appleton | 55 087 0009 | Good | PM2.5 - LC | 09 AM | 9 |
| Ozaukee | Harrington Beach Park | 55 089 0009 | Good | PM2.5 - LC | 09 AM | 7 |
| Outagamie | Kaukauna | 55 087 0015 | Good | SULFUR DIOXIDE | 01 AM | 1 |
| Forest | Potawatomi | 55 041 0007 | Good | OZONE | 01 PM | 31 |
| Ashland | Bad River Tribal School | 55 003 0010 | Good | OZONE | 01 AM | 31 |
| Sauk | Devils Lake | 55 111 0007 | Good | PM2.5 - LC | 01 AM | 13 |
| Brown | Green Bay East High | 55 009 0005 | Good | PM2.5 - LC | 01 AM | 11 |
| Jackson | Ho-Chunk Nation-Black River Falls | 55 053 2002 | Good | PM2.5 - LC | 07 AM | 9 |