Current AQI Summary
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| County | Category | Site | AQS ID | Pollutant | Occured | AQI |
|---|---|---|---|---|---|---|
| Outagamie | Good | Appleton | 55 087 0009 | PM2.5 | 04 AM | 18 |
| Ashland | Good | Bad River Tribal School | 55 003 0010 | OZONE | 04 AM | 14 |
| Milwaukee | Good | Bayside | 55 079 0085 | OZONE | 04 AM | 17 |
| Rock | Good | Beloit-Converse | 55 105 0030 | OZONE | 04 AM | 13 |
| Kenosha | Good | Chiwaukee Prairie | 55 059 0019 | PM2.5 | 04 AM | 19 |
| Columbia | Good | Columbus | 55 021 0015 | OZONE | 04 AM | 11 |
| Sauk | Good | Devils Lake | 55 111 0007 | PM2.5 | 04 AM | 18 |
| Eau Claire | Good | Eau Claire DOT Sign Shop | 55 035 0014 | PM2.5 | 04 AM | 19 |
| Walworth | Good | Elkhorn | 55 127 0006 | OZONE | 04 AM | 14 |
| Fond du Lac | Good | Fond Du Lac | 55 039 0006 | OZONE | 04 AM | 15 |
| Ozaukee | Good | Grafton | 55 089 0008 | OZONE | 04 AM | 18 |
| Brown | Good | Green Bay East High | 55 009 0005 | PM2.5 | 04 AM | 18 |
| Brown | Good | Green Bay UW | 55 009 0026 | OZONE | 04 AM | 13 |
| Ozaukee | Good | Harrington Beach Park | 55 089 0009 | OZONE | 04 AM | 17 |
| Jackson | Good | Ho-Chunk Nation-Black River Falls | 55 053 2002 | PM2.5 | 04 AM | 23 |
| Monroe | Good | Ho-Chunk Nation-Tomah | 55 081 2001 | PM2.5 | 04 AM | 21 |
| Dodge | Good | Horicon Wildlife Area | 55 027 0001 | PM2.5 | 04 AM | 17 |
| Jefferson | Good | Jefferson-Laatsch | 55 055 0009 | OZONE | 04 AM | 15 |
| Outagamie | Good | Kaukauna | 55 087 0015 | SO2 | 04 AM | 2 |
| Kenosha | Good | Kenosha-Water Tower | 55 059 0025 | OZONE | 04 AM | 15 |
| Kewaunee | Good | Kewaunee | 55 061 0002 | OZONE | 04 AM | 15 |
| La Crosse | Good | La Crosse DOT | 55 063 0012 | OZONE | 04 AM | 14 |
| Marathon | Good | Lake Dubay | 55 073 0012 | PM2.5 | 04 AM | 16 |
| Dane | Good | Madison East | 55 025 0041 | OZONE | 04 AM | 18 |
| Dane | Good | Madison University Ave. Well #6 | 55 025 0047 | PM2.5 | 04 AM | 16 |
| Manitowoc | Good | Manitowoc | 55 071 0007 | OZONE | 04 AM | 13 |
| Milwaukee | Good | Milwaukee-16th St. Health Center | 55 079 0010 | PM2.5 | 04 AM | 18 |
| Milwaukee | Good | Milwaukee-College Ave NR | 55 079 0056 | PM2.5 | 04 AM | 17 |
| Milwaukee | Good | Milwaukee-UWM UPark | 55 079 0068 | OZONE | 04 AM | 18 |
| Door | Good | Newport Park | 55 029 0004 | OZONE | 04 AM | 17 |
| Forest | Good | Potawatomi | 55 041 0007 | PM2.5 | 04 AM | 18 |
| Racine | Good | Racine-Payne & Dolan | 55 101 0020 | OZONE | 04 AM | 15 |
| Oneida | Good | Rhinelander Tower | 55 085 0996 | SO2 | 04 AM | 0 |
| Sheboygan | Good | Sheboygan-Haven | 55 117 0009 | OZONE | 04 AM | 17 |
| Sheboygan | Good | Sheboygan-Kohler Andrae | 55 117 0006 | OZONE | 04 AM | 16 |
| Vilas | Good | Trout Lake | 55 125 0001 | OZONE | 04 AM | 14 |
| Waukesha | Good | Waukesha-Cleveland Ave. | 55 133 0027 | PM2.5 | 04 AM | 18 |