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 | 45.9 | 45.1 | 44.3 | 43.5 | 43.1 | 41.9 | 40.5 | 38.8 | 37.1 | 35.7 | 34.9 | 34.3 | 34.7 | 34.7 | 35.1 | 35.9 | 36.9 | 37.6 | 37.5 | 37.3 | 36.7 | 36 | 35.2 | 33.7 |
| Dodge | Horicon Wildlife Area | ppb | 38 | 38.1 | 38.2 | 37.9 | 37.7 | 37.5 | 37.2 | 36.9 | 36.9 | 37.3 | 38 | 39 | 40.3 | 41.9 | 43.5 | 45.1 | 46.2 | 46.6 | 46.4 | 46.1 | 45.5 | 44.6 | 43.5 | 42.2 |
| Forest | Potawatomi | ppb | 40.2 | 39.1 | 38.6 | 38.8 | 38.9 | 39.1 | 39 | 38.7 | 38.3 | 38 | 38.1 | 38.5 | 39.4 | 40.7 | 42.1 | 43.7 | 45.1 | 46.4 | 47.3 | 47.8 | 47.8 | 47.3 | 46.6 | 45.7 |
| Kenosha | Chiwaukee Prairie | ppb | 40.9 | 40.2 | 39.7 | 39.5 | 39.3 | 39.3 | 39.2 | 39.2 | 39.3 | 39.7 | 40 | 40.8 | 42.1 | 43.7 | 45.6 | 47.6 | 49.3 | 50 | 50 | 49.5 | 48.9 | 48.2 | 47.5 | 46.5 |
| Kenosha | Kenosha-Water Tower | ppb | 41.2 | 40.8 | 40.3 | 39.8 | 39.4 | 39.3 | 39.1 | 38.7 | 38.5 | 38.7 | 39.1 | 40 | 41.3 | 42.8 | 44.6 | 46.7 | 48.5 | 49.4 | 49.3 | 48.8 | 48.3 | 47.6 | 46.9 | 46 |
