Advisories:
Wednesday, 12/31/2025
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County Category Site AQS ID Pollutant Occured AQI
Outagamie Good Appleton 55 087 0009 PM2.5 - LC 01:00 42
Ashland Good Bad River Tribal School 55 003 0010 OZONE 01:00 26
Kenosha Good Chiwaukee Prairie 55 059 0019 PM2.5 - LC 01:00 44
Sauk Good Devils Lake 55 111 0007 PM2.5 - LC 01:00 39
Eau Claire Moderate Eau Claire DOT Sign Shop 55 035 0014 PM2.5 - LC 01:00 56
Brown Good Green Bay East High 55 009 0005 PM2.5 - LC 01:00 37
Ozaukee Good Harrington Beach Park 55 089 0009 PM2.5 - LC 01:00 26
Jackson Moderate Ho-Chunk Nation-Black River Falls 55 053 2002 PM2.5 - LC 01:00 56
Monroe Moderate Ho-Chunk Nation-Tomah 55 081 2001 PM2.5 - LC 01:00 54
Dodge Good Horicon Wildlife Area 55 027 0001 PM2.5 - LC 01:00 34
Outagamie Good Kaukauna 55 087 0015 SULFUR DIOXIDE 01:00 1
Marathon Good Lake Dubay 55 073 0012 PM2.5 - LC 01:00 48
Dane Good Madison East 55 025 0041 PM2.5 - LC 01:00 34
Dane Good Madison University Ave. Well #6 55 025 0047 PM2.5 - LC 01:00 33
Milwaukee Good Milwaukee-16th St. Health Center 55 079 0010 PM2.5 - LC 01:00 34
Milwaukee Good Milwaukee-College Ave NR 55 079 0056 PM2.5 - LC 01:00 36
Milwaukee Good Milwaukee-UWM UPark 55 079 0068 NO2 01:00 8
Forest Good Potawatomi 55 041 0007 OZONE 01:00 31
Grant Moderate Potosi 55 043 0009 PM2.5 - LC 01:00 56
Oneida Good Rhinelander Tower 55 085 0996 SULFUR DIOXIDE 01:00 0
Waukesha Good Waukesha-Cleveland Ave. 55 133 0027 PM2.5 - LC 01:00 38