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| County | Site | Units | 8-Hour | Hour of Day | 1-Hour | Hour of Day |
|---|---|---|---|---|---|---|
| Ashland | Bad River Tribal School | ppb | 27.6 | 10 AM | 28.4 | 04 AM |
| Brown | Green Bay UW | ppb | 30.6 | 03 PM | 38.6 | 03 PM |
| Columbia | Columbus | ppb | 36.0 | 03 PM | 45.1 | 03 PM |
| Dane | Madison East | ppb | 40.3 | 03 PM | 49.7 | 03 PM |
| Dodge | Horicon Wildlife Area | ppb | 40.2 | 03 PM | 47.3 | 03 PM |
| Door | Newport Park | ppb | 31.0 | 03 PM | 39.7 | 03 PM |
| Eau Claire | Eau Claire DOT Sign Shop | ppb | 39.6 | 03 PM | 43.3 | 03 PM |
| Fond du Lac | Fond Du Lac | ppb | 40.1 | 03 PM | 50.3 | 03 PM |
| Forest | Potawatomi | ppb | 29.4 | 03 PM | 33.7 | 03 PM |
| Jefferson | Jefferson-Laatsch | ppb | 38.7 | 03 PM | 50.5 | 02 PM |
| Kenosha | Chiwaukee Prairie | ppb | 43.6 | 03 PM | 46.4 | 01 PM |
| Kenosha | Kenosha-Water Tower | ppb | 39.5 | 03 PM | 42.7 | 03 PM |
| Kewaunee | Kewaunee | ppb | 29.7 | 03 PM | 36.5 | 03 PM |
| La Crosse | La Crosse DOT | ppb | 39.4 | 03 PM | 43.3 | 02 PM |
| Manitowoc | Manitowoc | ppb | 30.0 | 03 PM | 35.7 | 03 PM |
| Marathon | Lake Dubay | ppb | 39.5 | 03 PM | 42.9 | 12 PM |
| Milwaukee | Bayside | ppb | 37.8 | 03 PM | 42.0 | 02 PM |
| Milwaukee | Milwaukee-16th St. Health Center | ppb | 31.4 | 03 PM | 38.9 | 03 PM |
| Milwaukee | Milwaukee-SER DNR HQ | ppb | 37.3 | 03 PM | 42.2 | 03 PM |
| Outagamie | Appleton | ppb | 43.0 | 03 PM | 50.0 | 01 PM |
| Ozaukee | Grafton | ppb | 37.5 | 03 PM | 44.6 | 03 PM |
| Ozaukee | Harrington Beach Park | ppb | 35.1 | 03 PM | 42.9 | 03 PM |
| Racine | Racine-Payne & Dolan | ppb | 40.3 | 03 PM | 43.7 | 03 PM |
| Rock | Beloit-Converse | ppb | 47.8 | 03 PM | 66.1 | 03 PM |
| Sauk | Devils Lake | ppb | 37.6 | 03 PM | 47.5 | 02 PM |
| Sheboygan | Sheboygan-Haven | ppb | 30.4 | 03 PM | 39.6 | 03 PM |
| Sheboygan | Sheboygan-Kohler Andrae | ppb | 34.2 | 03 PM | 43.0 | 03 PM |
| Vilas | Trout Lake | ppb | 32.4 | 02 PM | 35.9 | 10 AM |
| Walworth | Elkhorn | ppb | 41.2 | 03 PM | 48.9 | 01 PM |
| Waukesha | Waukesha-Cleveland Ave. | ppb | 31.7 | 03 PM | 47.9 | 03 PM |