Advisories:
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| County | Site | Units | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ashland | Bad River Tribal School | ppb | 44.1 | 43.1 | 42.1 | 41.6 | 41.1 | 40.8 | 40.6 | 40.5 | 40.4 | 40.3 | 40.6 | 40.8 | 40.9 | 40.8 | 40.9 | 41.1 | 41.7 | 42.1 | 42.2 | 42.3 | 42.2 | 42 | 41.8 | 41.6 |
| Brown | Green Bay UW | ppb | 47.4 | 46.6 | 45.7 | 44.8 | 43.9 | 43.1 | 42.2 | 41.6 | 41 | 40.6 | 40.3 | 40.1 | 40.1 | 40 | 40.1 | 40.2 | 40.3 | 40.4 | 40.4 | 40.3 | 40.4 | 40.7 | 41 | 41.1 |
| Columbia | Columbus | ppb | 45.8 | 46 | 45.8 | 45.6 | 45.3 | 44.4 | 43.6 | 42.8 | 42.1 | 41.3 | 40.6 | 39.8 | 39.1 | 38.9 | 38.9 | 39 | 39.1 | 39.2 | 39.3 | 39.5 | 39.8 | 39.4 | 38.9 | 38.4 |
| Dane | Madison East | ppb | 46.3 | 46.7 | 46.8 | 46.4 | 45.7 | 44.9 | 44.3 | 44.1 | 43.6 | 42.5 | 41.6 | 40.7 | 40.3 | 40.4 | 41 | 41.4 | 41.6 | 41.9 | 42.3 | 42.3 | 42.2 | 41.7 | 41 | 40.7 |
| Dodge | Horicon Wildlife Area | ppb | 47.2 | 47.1 | 46.7 | 46.4 | 45.7 | 44.9 | 44.3 | 43.3 | 42.5 | 41.8 | 41.1 | 40.5 | 40.2 | 40.2 | 40.4 | 40.8 | 41.2 | 41.5 | 41.8 | 41.9 | 41.9 | 41.7 | 41.3 | 40.7 |
| Door | Newport Park | ppb | 44.2 | 42.7 | 41.5 | 40.4 | 39.5 | 38.6 | 37.8 | 37.1 | 36.5 | 36.2 | 36.3 | 36.5 | 36.7 | 37 | 37.7 | 38.6 | 39.5 | 40.4 | 41.2 | 41.9 | 42.5 | 43.1 | 43.3 | 43.7 |
| Eau Claire | Eau Claire DOT Sign Shop | ppb | 45.7 | 45 | 43.8 | 42.7 | 41.6 | 40.3 | 38.9 | 37.7 | 36.7 | 36.4 | 36.5 | 36.8 | 37.4 | 38.3 | 39.5 | 40.7 | 41.6 | 41.7 | 41 | 40 | 38.9 | 37.5 | 35.7 | 33.8 |
| Forest | Potawatomi | ppb | 47.3 | 46.5 | 45.7 | 44.7 | 43.9 | 43.2 | 42.6 | 42 | 41.4 | 41 | 40.7 | 40.8 | 41.1 | 41.6 | 41.7 | 41.9 | 42.3 | 42.6 | 42.9 | 42.9 | 42.7 | 42.4 | 42.4 | 42.6 |
| Jefferson | Jefferson-Laatsch | ppb | 45.5 | 45.9 | 46.3 | 46.3 | 45.9 | 45.3 | 44.5 | 43.6 | 42.7 | 41.9 | 41.2 | 40.4 | 39.8 | 39.7 | 39.7 | 40.1 | 40.4 | 40.5 | 40.4 | 40.2 | 39.8 | 39.3 | 38.9 | 38.3 |
| Kenosha | Chiwaukee Prairie | ppb | 43.8 | 44.5 | 45.2 | 45.7 | 45.7 | 45.4 | 44.5 | 43.5 | 42.5 | 41.9 | 41.5 | 41.3 | 41.1 | 41 | 41 | 40.9 | 41.1 | 41.2 | 40.9 | 40.4 | 39.6 | 38.8 | 38.4 | 38.3 |
| Kenosha | Kenosha-Water Tower | ppb | 42 | 42.8 | 43.7 | 43.9 | 43.7 | 43.4 | 42.4 | 41.5 | 40.8 | 40.4 | 40.2 | 40 | 40 | 40.3 | 40.6 | 40.7 | 40.6 | 40.5 | 40.1 | 39.4 | 38.2 | 36.9 | 36.4 | 35.7 |
| Kewaunee | Kewaunee | ppb | 46.7 | 46 | 45 | 43.9 | 43.1 | 42.4 | 41.7 | 40.9 | 40.3 | 39.8 | 39.6 | 39.5 | 39.4 | 39.4 | 39.6 | 39.8 | 40 | 39.9 | 39.4 | 39 | 39 | 39 | 39 | 39 |
| La Crosse | La Crosse DOT | ppb | 44.4 | 44.1 | 44 | 43.4 | 42.6 | 41.5 | 40.1 | 39.1 | 38.4 | 38.3 | 38.3 | 38.5 | 39 | 39.9 | 40.9 | 41.5 | 41.7 | 41.6 | 41.1 | 40.7 | 39.8 | 38.9 | 37.4 | 34 |
| Manitowoc | Manitowoc | ppb | 46.7 | 46 | 45 | 43.9 | 43.2 | 42.5 | 41.7 | 40.8 | 40.1 | 39.7 | 39.6 | 39.6 | 39.5 | 39.5 | 39.6 | 40 | 40.4 | 40.5 | 40.2 | 39.9 | 39.7 | 39.6 | 39.7 | 39.6 |
| Marathon | Lake Dubay | ppb | 48.9 | 48.1 | 47.2 | 46.4 | 45.4 | 44.4 | 43.5 | 42.7 | 42.1 | 41.6 | 41.3 | 41.2 | 41.3 | 41.6 | 42.1 | 42.6 | 43.2 | 43.7 | 43.9 | 44 | 43.9 | 43.7 | 43.5 | 43.2 |
| Milwaukee | Milwaukee-16th St. Health Center | ppb | 44.1 | 44.5 | 44.4 | 43.9 | 43.2 | 42.1 | 40.7 | 39 | 37.6 | 36.8 | 36.4 | 36.1 | 35.8 | 36 | 36.6 | 37.3 | 37.8 | 37.9 | 37.6 | 37.2 | 36.8 | 36.6 | 36.2 | 35.9 |
| Outagamie | Appleton | ppb | 47.3 | 46.7 | 45.8 | 45 | 44.1 | 43.2 | 42.3 | 41.4 | 40.8 | 40.4 | 40.1 | 39.9 | 39.9 | 40 | 40.2 | 40.6 | 40.8 | 40.9 | 41 | 40.8 | 40.2 | 40.1 | 39.8 | 39.8 |
| Ozaukee | Grafton | ppb | 47.1 | 47.3 | 47.2 | 46.9 | 46.1 | 45.1 | 43.9 | 42.7 | 41.6 | 40.7 | 39.9 | 39.4 | 39 | 39 | 39.2 | 39.6 | 39.8 | 40 | 40 | 40 | 40.2 | 40.3 | 40.2 | 40.1 |
| Ozaukee | Harrington Beach Park | ppb | 45.8 | 45.7 | 45.4 | 44.8 | 43.9 | 43 | 42.1 | 41.1 | 40.3 | 39.7 | 39.2 | 38.9 | 38.7 | 38.7 | 38.9 | 39.1 | 39.4 | 39.5 | 39.7 | 39.7 | 39.7 | 39.5 | 39.3 | 38.8 |
| Sauk | Devils Lake | ppb | 48.1 | 48.4 | 48.2 | 47.6 | 46.9 | 46.1 | 45.2 | 44.2 | 43.2 | 42.3 | 41.4 | 40.9 | 40.8 | 41 | 41.5 | 42.3 | 43 | 43.7 | 44.2 | 44.4 | 44.2 | 43.6 | 43 | 42.1 |
| Waukesha | Waukesha-Cleveland Ave. | ppb | 45.7 | 45.9 | 46 | 45.9 | 45.6 | 44.8 | 43.6 | 42.3 | 41.5 | 40.8 | 40.1 | 39.5 | 39.1 | 38.9 | 39.1 | 39.4 | 39.6 | 39.6 | 39.5 | 39.4 | 39.4 | 39.3 | 39.1 | 38.8 |