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 | 43.5 | 42.9 | 42.5 | 42 | 41.4 | 40.9 | 40.3 | 39.9 | 39.8 | 40 | 40.6 | 41.4 | 42.5 | 44 | 45.9 | 48.2 | 50.2 | 51.9 | 53 | 53.7 | 53.9 | 53.8 | 53.1 |
| Columbia | Columbus | ppb | 36.8 | 36.3 | 35.8 | 35.1 | 34.3 | 33.5 | 32.7 | 32.1 | 31.7 | 31.3 | 31.1 | |||||||||||||
| Dodge | Horicon Wildlife Area | ppb | 38.1 | 37.2 | 36.4 | 35.6 | 34.6 | 33.7 | 32.9 | 32.2 | 32 | 32.5 | 33.6 | 35.3 | 37.6 | 40.3 | 43.4 | 46.8 | 49.3 | 51.1 | 52.5 | 53 | 53 | 52.3 | 50.8 | 48.7 |
| Forest | Potawatomi | ppb | 43.3 | 43 | 42.5 | 41.8 | 41.2 | 40.5 | 39.8 | 39.4 | 39.4 | 40 | 41.2 | 42.8 | 44.8 | 46.7 | 48.8 | 50.8 | 52.2 | 52.9 | 53.1 | 52.7 | 52 | 51.4 | 51 | 50.5 |
| Kenosha | Chiwaukee Prairie | ppb | 26.8 | 25.6 | 25.4 | 25.1 | 24.6 | 23.1 | 21.7 | 20.2 | 20.1 | 21.1 | 23.8 | 27.8 | 31.4 | 36.4 | 41.1 | 45.4 | 48.8 | 51.4 | 52.3 | 51 | 47.9 | 43.9 | 40.2 | 36.9 |
| Kenosha | Kenosha-Water Tower | ppb | 25.2 | 23.8 | 22.5 | 22 | 21.6 | 22.6 | 23.1 | 23.6 | 24 | 24.7 | 26.8 | 30.6 | 35.8 | 40.6 | 46.2 | 50.2 | 52.8 | 54.7 | 55.4 | 53.8 | 50.2 | 45.5 | 39.8 | 34.3 |
| Sauk | Devils Lake | ppb | 39.3 | 38.9 | 38.4 | 38.1 | 37.7 | 37.2 | 36.5 | 35.9 | 35.3 | 34.9 | 34.5 |