Highest Ozone
Filter by Site:
Filter by County:
.png)
| County | Site | Units | 8-Hour | Hour of Day | 1-Hour | Hour of Day |
|---|---|---|---|---|---|---|
| Outagamie | Appleton | ppb | 28.6 | 03 PM | 32.2 | 03 PM |
| Ashland | Bad River Tribal School | ppb | 21.3 | 03 PM | 24 | 02 PM |
| Milwaukee | Bayside | ppb | 30.4 | 03 PM | 32.9 | 11 AM |
| Rock | Beloit-Converse | ppb | 33.3 | 03 PM | 38.8 | 02 PM |
| Kenosha | Chiwaukee Prairie | ppb | 35.4 | 03 PM | 41.6 | 10 AM |
| Columbia | Columbus | ppb | 27.4 | 03 PM | 31.6 | 03 PM |
| Sauk | Devils Lake | ppb | 27.7 | 03 PM | 31 | 11 AM |
| Eau Claire | Eau Claire DOT Sign Shop | ppb | 28.1 | 03 PM | 31.8 | 02 PM |
| Walworth | Elkhorn | ppb | 28.8 | 03 PM | 31.3 | 02 PM |
| Fond du Lac | Fond Du Lac | ppb | 35 | 03 PM | 40.7 | 12 PM |
| Ozaukee | Grafton | ppb | 30.5 | 03 PM | 33.7 | 03 PM |
| Brown | Green Bay UW | ppb | 31.1 | 03 PM | 39.7 | 01 PM |
| Ozaukee | Harrington Beach Park | ppb | 32.9 | 12 AM | 34.1 | 12 PM |
| Dodge | Horicon Wildlife Area | ppb | 32.2 | 03 PM | 34.4 | 01 PM |
| Jefferson | Jefferson-Laatsch | ppb | 26.9 | 03 PM | 30.8 | 03 PM |
| Kenosha | Kenosha-Water Tower | ppb | 35 | 03 PM | 43.5 | 12 PM |
| Kewaunee | Kewaunee | ppb | 35.2 | 03 PM | 45.4 | 11 AM |
| La Crosse | La Crosse DOT | ppb | 32.5 | 03 PM | 39.3 | 03 PM |
| Dane | Madison East | ppb | 32.7 | 03 PM | 39.7 | 01 PM |
| Manitowoc | Manitowoc | ppb | 33.9 | 03 PM | 45.8 | 12 PM |
| Milwaukee | Milwaukee-16th St. Health Center | ppb | 28.4 | 03 PM | 31.3 | 02 PM |
| Milwaukee | Milwaukee-UWM UPark | ppb | 30.3 | 03 PM | 33.1 | 11 AM |
| Door | Newport Park | ppb | 32.9 | 03 PM | 44.6 | 02 PM |
| Forest | Potawatomi | ppb | 25.4 | 03 PM | 29 | 03 PM |
| Racine | Racine-Payne & Dolan | ppb | 32.8 | 12 AM | 33.8 | 12 PM |
| Sheboygan | Sheboygan-Haven | ppb | 33.2 | 03 PM | 37.4 | 03 PM |
| Sheboygan | Sheboygan-Kohler Andrae | ppb | 36.5 | 12 AM | 34.9 | 11 AM |
| Vilas | Trout Lake | ppb | 25.1 | 03 PM | 27.6 | 02 PM |
| Waukesha | Waukesha-Cleveland Ave. | ppb | 30.9 | 03 PM | 34.8 | 03 PM |