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 | 38.5 | 04 PM | 45.1 | 02 PM |
| Ashland | Bad River Tribal School | ppb | 29.3 | 11 PM | 30.8 | 07 PM |
| Milwaukee | Bayside | ppb | 36.7 | 08 PM | 38 | 04 PM |
| Rock | Beloit-Converse | ppb | 62.2 | 07 PM | 65.1 | 02 PM |
| Kenosha | Chiwaukee Prairie | ppb | 39.6 | 08 PM | 40.9 | 06 PM |
| Columbia | Columbus | ppb | 65.2 | 06 PM | 69.3 | 04 PM |
| Sauk | Devils Lake | ppb | 64.2 | 06 PM | 69.4 | 04 PM |
| Eau Claire | Eau Claire DOT Sign Shop | ppb | 23.4 | 05 AM | 25.9 | 03 AM |
| Walworth | Elkhorn | ppb | 60 | 06 PM | 62.8 | 02 PM |
| Fond du Lac | Fond Du Lac | ppb | 48.2 | 06 PM | 53.6 | 02 PM |
| Ozaukee | Grafton | ppb | 36.7 | 06 PM | 38.5 | 04 PM |
| Brown | Green Bay UW | ppb | 30.6 | 03 PM | 34.2 | 10 AM |
| Ozaukee | Harrington Beach Park | ppb | 36.5 | 06 PM | 37.5 | 02 PM |
| Dodge | Horicon Wildlife Area | ppb | 56.5 | 06 PM | 61.7 | 04 PM |
| Jefferson | Jefferson-Laatsch | ppb | 60.3 | 07 PM | 62.9 | 02 PM |
| Kenosha | Kenosha-Water Tower | ppb | 50.1 | 06 PM | 56.4 | 04 PM |
| Kewaunee | Kewaunee | ppb | 32.2 | 07 PM | 33.5 | 02 PM |
| La Crosse | La Crosse DOT | ppb | 51.8 | 06 PM | 58.6 | 05 PM |
| Marathon | Lake Dubay | ppb | 27.6 | 03 AM | 33.5 | 11 AM |
| Dane | Madison East | ppb | 66.1 | 07 PM | 72 | 04 PM |
| Manitowoc | Manitowoc | ppb | 32.3 | 04 PM | 33.7 | 02 PM |
| Milwaukee | Milwaukee-16th St. Health Center | ppb | 33.9 | 06 PM | 37.7 | 04 PM |
| Milwaukee | Milwaukee-UWM UPark | ppb | 36.7 | 08 PM | 38.2 | 04 PM |
| Door | Newport Park | ppb | 26.5 | 12 AM | 26.6 | 12 AM |
| Forest | Potawatomi | ppb | 27 | 07 AM | 27.8 | 01 AM |
| Racine | Racine-Payne & Dolan | ppb | 38 | 06 PM | 40.6 | 05 PM |
| Sheboygan | Sheboygan-Haven | ppb | 36.2 | 05 PM | 37.4 | 03 PM |
| Sheboygan | Sheboygan-Kohler Andrae | ppb | 36 | 06 PM | 36.6 | 12 PM |
| Vilas | Trout Lake | ppb | 25 | 04 PM | 25.7 | 11 AM |
| Waukesha | Waukesha-Cleveland Ave. | ppb | 54.1 | 06 PM | 57.3 | 03 PM |