Highest Ozone
Filter by Site:
Filter by County:
.png)
.png)
| County | Site | Units | 8-Hour | Hour of Day | 1-Hour | Hour of Day |
|---|---|---|---|---|---|---|
| Outagamie | Appleton | ppb | 45.6 | 12 AM | 42.7 | 01 AM |
| Ashland | Bad River Tribal School | ppb | 55.1 | 12 AM | 55.9 | 01 PM |
| Milwaukee | Bayside | ppb | 44.4 | 12 PM | 48 | 05 AM |
| Rock | Beloit-Converse | ppb | 46.3 | 05 AM | 53.3 | 07 PM |
| Kenosha | Chiwaukee Prairie | ppb | 47 | 03 AM | 52.8 | 02 AM |
| Columbia | Columbus | ppb | 37.6 | 12 AM | 39.1 | 08 PM |
| Sauk | Devils Lake | ppb | 38.2 | 05 AM | 39.9 | 03 AM |
| Eau Claire | Eau Claire DOT Sign Shop | ppb | 42.6 | 11 PM | 44.2 | 09 PM |
| Walworth | Elkhorn | ppb | 46.2 | 07 AM | 53.5 | 08 PM |
| Fond du Lac | Fond Du Lac | ppb | 42.1 | 12 AM | 40.9 | 05 PM |
| Ozaukee | Grafton | ppb | 47.4 | 11 AM | 49.5 | 05 AM |
| Brown | Green Bay UW | ppb | 48.2 | 12 AM | 45.6 | 12 AM |
| Ozaukee | Harrington Beach Park | ppb | 49 | 11 AM | 50.6 | 05 AM |
| Dodge | Horicon Wildlife Area | ppb | 41.3 | 12 AM | 43.6 | 04 AM |
| Jefferson | Jefferson-Laatsch | ppb | 38.5 | 01 AM | 44.8 | 08 PM |
| Kenosha | Kenosha-Water Tower | ppb | 45.4 | 03 AM | 52.2 | 02 AM |
| Kewaunee | Kewaunee | ppb | 51.7 | 12 AM | 48.2 | 01 AM |
| La Crosse | La Crosse DOT | ppb | 31.5 | 12 AM | 36.7 | 08 PM |
| Marathon | Lake Dubay | ppb | 44.6 | 12 AM | 45 | 12 AM |
| Dane | Madison East | ppb | 31.9 | 12 AM | 39.6 | 07 PM |
| Manitowoc | Manitowoc | ppb | 48.2 | 12 AM | 47.5 | 07 AM |
| Milwaukee | Milwaukee-16th St. Health Center | ppb | 38.5 | 12 AM | 43.2 | 08 PM |
| Milwaukee | Milwaukee-UWM UPark | ppb | 45.4 | 05 PM | 47.9 | 11 AM |
| Door | Newport Park | ppb | 50.1 | 12 AM | 50.2 | 01 AM |
| Forest | Potawatomi | ppb | 49.6 | 12 AM | 47.4 | 12 AM |
| Racine | Racine-Payne & Dolan | ppb | 46.4 | 05 AM | 51.8 | 03 AM |
| Sheboygan | Sheboygan-Haven | ppb | 46.4 | 12 AM | 46.7 | 03 PM |
| Sheboygan | Sheboygan-Kohler Andrae | ppb | 50.2 | 12 AM | 52.3 | 06 AM |
| Vilas | Trout Lake | ppb | 52.8 | 12 AM | 50.4 | 05 PM |
| Waukesha | Waukesha-Cleveland Ave. | ppb | 41.9 | 12 AM | 44.4 | 10 PM |