Advisories:

8-hr Ozone Summary

Search County:
Search Site:
Wednesday, 
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 28 27.2 26.4 25 23.5 22 21.1 21.1 21.2 21.4 21.5 21.9 22.4 23.2 23.9 24.7 25.5 26.3 27.1 28.1 27.5 25.6 22.8 19.5
Brown Green Bay UW ppb 38.5 39 40 40.6 40.5 40.3 40.1 39.6 38.8 38 37.3 36.5 35.9 35.5 35.3 35.3 35.7 35.9 36 35.9 34.8 33.4 31.2 29
Columbia Columbus ppb 38 37.4 37.3 36.9 37 37.5 37.7 37.3 36.8 37.1 38 39.5 40.5 42.2 44 46.2 48.1 49 49.4 49.2 48.9 48 46.1 43.7
Dane Madison East ppb 43 42.1 41.7 41.8 41.7 40.9 40.7 39.9 39.7 40.2 40.9 41.6 42.9 44.6 46.2 48 49.6 50.6 50.9 50 47.3 44.2 41.2 39
Dodge Horicon Wildlife Area ppb 40.2 39.6 38.6 38 37.8 37.9 38.3 38.4 38.5 38.5 39.5 40.5 41.8 43.2 44.7 46.3 47.6 48.6 48.3 47.5 46.3 44.7 42.9 40.3
Door Newport Park ppb 32.2 32.1 31.9 31.8 31.6 31.6 31.8 32.6 33.7 34.9 35.7 36.2 36.2 35.9 35.7 35.3 34.6 33.8 33.2 32.2 31.2 30.2 29.1 27.8
Eau Claire Eau Claire DOT Sign Shop ppb 38.3 37.8 36.9 35.7 34.5 33.8 32.6 32.2 30.9 29.1 28 27.5 28.1 29.3 31.2 33.5 36 38.3 40.2 40.9 39.9 37.4 33.4 29.6
Fond du Lac Fond Du Lac ppb 36.9 36 35.9 36.2 35.9 35.7 36 35.8 35.7 36.2 37 37.7 38.9 40.1 41 42.2 43.1 43.6 43.3 42.4 41.3 40.2 39.1 37.2
Forest Potawatomi ppb 34.8 34.5 34.3 34 33.6 33.3 33.3 33.7 33.7 33.1 32.3 31.9 31.6 31.3 31 30.6 30.8 31.6 32.6 33.2 33.3 32.9 32.2 31.4
Jefferson Jefferson-Laatsch ppb 42.1 40.7 39.8 39.2 38.2 37.2 36.8 36.6 36.7 37.6 38.7 40.3 42.4 44.7 46.5 48.1 49.7 50.5 50.2 48.4 45.5 41.4 37.9 35.1
Kenosha Chiwaukee Prairie ppb 49 48.4 47.4 46.1 44.5 42.8 40.7 39.6 40.4 41.2 42.2 43.5 44.9 47 49.6 52.1 54 55.2 56.1 56.1 55.6 55.1 54.4 51.8
Kenosha Kenosha-Water Tower ppb 46.4 45.2 44.1 42.7 40.8 39.2 37.8 37.4 39.1 39.8 40.9 42 43.8 46.3 49.2 51.6 53.3 53.9 53.3 53.4 52.9 52.3 51.1 49.2
Kewaunee Kewaunee ppb 40.1 40.2 40.6 41.3 41.1 40.7 40.3 39.8 39.1 39.1 39 38.1 37.7 37.7 37.5 37.2 37.2 37.2 36.8 36.4 35.9 35.5 34.3 33
La Crosse La Crosse DOT ppb 42 41.2 40.3 38.8 37.2 36 35 34.7 35 34.8 34.8 35.5 37 38.3 39.7 41.4 43.1 44.5 45.7 46 44.6 43.4 40.8 37.9
Manitowoc Manitowoc ppb 41.8 41.8 41.7 42.6 42.7 42 42.1 41.8 41.1 40.9 40.4 38.8 38.6 38.8 38.4 38.3 38.6 38.8 38.6 37 35.9 33.9 31.1 28
Marathon Lake Dubay ppb 37.1 35.7 35.4 36.5 36.8 36.8 36.8 36.7 36.5 36.4 35.3 33.2 32.1 31.9 32.7 33.8 35.3 36.5 37.8 39.1 40.1 40.4 39.9 39.3
Milwaukee Bayside ppb 46.5 46.8 46.6 45.5 44.6 43.2 41.4 40 39.2 39.2 40 42 43.8 46.2 48.4 50 51.2 52 52.5 52.6 52.6 52.1 51.1 49.6
Milwaukee Milwaukee-16th St. Health Center ppb 32.8 32.4 32.8 34.6 35.2 34.6 33.5 33.4 34.6 36.7 38.6 40.4 41.4 43.6 46 47.8 48.9 49.4 49.5 48 46.6 45.2 43.1 41.1
Milwaukee Milwaukee-UWM UPark ppb 45.1 44.6 44 43.6 42.6 40.9 39 37.8 37.7 38.5 39.9 41.4 42.8 44.9 47.2 48.8 50 50.9 51.5 51.5 51.4 50.8 49.5 48.3
Outagamie Appleton ppb 37.1 37.4 37.7 38.3 38.7 39.3 39.4 38.2 36.9 35.9 35.5 35 34.6 34 33.8 34.2 34.9 35.6 36 35.5 34.5 33.6 31.7 29.1
Ozaukee Grafton ppb 41.7 41.3 39.5 40.4 41.4 43.1 45 46.7 48.2 49.4 50.1 50.4 50.4 48.7 46.1 43.3 40.4
Ozaukee Harrington Beach Park ppb 46.1 46.9 46.7 46 44.2 43 42.4 42.3 41.6 40.6 40.7 41.7 43.7 45.4 47 48.3 49.3 49.9 49.9 49.5 47.8 46.4 44.6 42.7
Racine Racine-Payne & Dolan ppb 48.4 48.3 47.6 46.6 45.2 43.2 40.7 39.1 38.8 39.2 40.8 42.2 44.1 46.8 49.7 51.9 53.6 54.6 55 55 54.7 53.8 52.2 49.8
Rock Beloit-Converse ppb 43.1 41.7 40.5 39.6 38.9 38.4 37.6 37 37.1 38.1 39.3 40.8 42.6 44.7 46.7 48.4 49.5 49.7 48.4 44.9 41.4 37.3 32.7 28.6
Sauk Devils Lake ppb 37.4 37.3 37.2 38.6 39.1 39.8 40 39.8 39.5 39.3 39.7 40.1 40.9 42.2 44.1 46.1 47.6 48.8 49.4 49.2 47.5 45.8 44.4 42.7
Sheboygan Sheboygan-Haven ppb 40 40.6 40.9 40.4 38.6 37.4 37 37 36.9 36.1 35.8 36.3 37.8 38.7 39.2 39.8 40 40.1 39.9 39.3 38.7 37.9 36.6 34.5
Sheboygan Sheboygan-Kohler Andrae ppb 45 46.2 47.1 46.8 45.9 44.9 43.8 43.1 42.1 40.6 39.6 39.5 40.3 41.4 42.7 43.3 43.8 43.9 43.6 43.9 43.9 44 42.8 41.4
Vilas Trout Lake ppb 30.2 29.8 29.6 29.8 29.8 29.8 30.3 30.6 30.3 30 29.8 29.6 29.5 29.4 28.7 28.4 29.1 30 30.3 30.3 30 29.3 27.9 26
Walworth Elkhorn ppb 43.6 42.2 41 40.2 39.3 38.4 37.8 37.3 37.3 37.9 39.2 40.7 42.7 45.5 48 50.2 51.9 52.8 52.5 52 51.3 49.6 47.2 45.5
Waukesha Waukesha-Cleveland Ave. ppb 44.7 42.8 41.4 40.8 40.3 39.4 39 39.3 40.3 41.6 43.2 44.9 46.5 48.8 51.1 52.7 54.1 55 54.9 53.4 51.7 49.5 46.7 44.1