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Air quality in Wisconsin
Air quality index (AQI) and PM2.5 air pollution in Wisconsin
LIVE AQI CITY RANKING
Real-time Wisconsin
Most polluted city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Shorewood Hills | 44 |
| 2 | Madison | 40 |
| 3 | Pleasant Prairie | 39 |
| 4 | Baraboo | 38 |
| 5 | Belgium | 38 |
| 6 | Beloit | 38 |
| 7 | Horicon | 37 |
| 8 | Milwaukee | 37 |
| 9 | Bayside | 36 |
| 10 | Green Bay | 35 |
(local time)
SEE WORLD AQI RANKINGAIR QUALITY DATA CONTRIBUTORS
93 Contributors
See all
LIVE AQI CITY RANKING
Real-time Wisconsin
Cleanest city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Rhinelander | 5 |
| 2 | Brookfield | 8 |
| 3 | Wausau | 8 |
| 4 | Ashland | 9 |
| 5 | Superior | 11 |
| 6 | Black River Falls | 12 |
| 7 | Chippewa Falls | 12 |
| 8 | Oak Creek | 12 |
| 9 | Shell Lake | 12 |
| 10 | Niagara | 13 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
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Unhealthy for sensitive groups
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The latest air quality news and resources.
Wisconsin air quality data attribution
93Contributors
- Wisconsin Department of Natural Resources (WDNR)
34 stations
Government Contributor
- MKE FreshAir Collective
6 stations
- MKE FreshAir Collective
10 stations
3 Non-profit organization Contributors
- School District of Beloit Turner
1 station
Educational Contributor
- APOAK
1 station
Corporate Contributor
- IQAir Community Member
1 station
- Breja Gunnison Fink
1 station
- anonymous
1 station
3 Individual Contributors
84 Anonymous contributors84 stations
84 Anonymous Contributors
4 Data sources
Which is the most polluted city in Wisconsin?
- Shorewood Hills 44
- Jefferson 40
- Madison 40
- Racine 40
- Como 39
- Pleasant Prairie 39
- Wausaukee 39
- Baraboo 38
- Belgium 38
- Beloit 38
- Columbus 38
- Horicon 37
- Milwaukee 37
- Bayside 36
- Grafton 36
- Kewaunee 36
- Sheboygan 36
- Fond du Lac 35
- Green Bay 35
- La Crosse 35
- Manitowoc 34
- Ellison Bay 33
- Shorewood 33
- Boulder Junction 32
- Crandon 32
- Mosinee 32
- Medford 30
- Eau Claire 29
- Plymouth 25
- Altoona 23
- Lake Geneva 20
- New Berlin 20
- New Holstein 20
- New London 20
- Mount Pleasant 19
- Oshkosh 19
- Weston 19
- Amery 18
- Cuba City 18
- Delafield 18
- Dickeyville 18
- Hazel Green 18
- Siren 18
- Spring Valley 18
- Washburn 18
- Waukesha 18
- Albany 17
- Baileys Harbor 17
- Brodhead 17
- Clinton 17
- Cross Plains 17
- Darien 17
- Darlington 17
- De Forest 17
- Decatur 17
- Delavan 17
- Delavan Lake 17
- Evansville 17
- Fontana 17
- Genoa City 17
- Janesville 17
- Mazomanie 17
- Monroe 17
- Monticello 17
- Orfordville 17
- Pell Lake 17
- Platteville 17
- Sharon 17
- Shullsburg 17
- Spring Green 17
- Sturgeon Bay 17
- Walworth 17
- Williams Bay 17
- Appleton 16
- Deerfield 16
- Fennimore 16
- Lancaster 16
- Menasha 16
- Milton 16
- Mineral Point 16
- New Glarus 16
- Powers Lake 16
- Prairie du Chien 16
- Richmond 16
- Sparta 16
- Turtle Lake 16
- Viroqua 16
- Aztalan 15
- Barneveld 15
- Belleville 15
- Big Bend 15
- Black Earth 15
- Bohners Lake 15
- Boscobel 15
- Bristol 15
- Brooklyn 15
- Browns Lake 15
- Burlington 15
- Butler 15
- Caledonia 15
- Cambridge 15
- Camp Lake 15
- Chetek 15
- Concord 15
- Cottage Grove 15
- Cudahy 15
- Dane 15
- Dodgeville 15
- Dousman 15
- Eagle 15
- Eagle Lake 15
- East Troy 15
- Edgerton 15
- Elkhorn 15
- Elm Grove 15
- Fall River 15
- Fitchburg 15
- Fort Atkinson 15
- Franklin 15
- Franksville 15
- Greendale 15
- Greenfield 15
- Hales Corners 15
- Hartland 15
- Hayward 15
- Hudson 15
- Ixonia 15
- Johnson Creek 15
- Kenosha 15
- Lake Koshkonong 15
- Lake Mills 15
- Lake Ripley 15
- Lake Wisconsin 15
- Lodi 15
- Maple Bluff 15
- Marshall 15
- McFarland 15
- Middleton 15
- Milford 15
- Monona 15
- Mukwonago 15
- Muskego 15
- Nashotah 15
- North Prairie 15
- Oconomowoc 15
- Okauchee Lake 15
- Oregon 15
- Paddock Lake 15
- Palmyra 15
- Pewaukee 15
- Potosi 15
- Potter Lake 15
- Poynette 15
- Prairie du Sac 15
- Rio 15
- Rochester 15
- Roxbury 15
- Rutland 15
- Saint Francis 15
- Salem 15
- Sauk City 15
- Silver Lake 15
- Somers 15
- South Milwaukee 15
- Stoughton 15
- Sturtevant 15
- Sun Prairie 15
- Tichigan 15
- Twin Lakes 15
- Union Grove 15
- Verona 15
- Wales 15
- Waterford 15
- Waterloo 15
- Watertown 15
- Waunakee 15
- Wauwatosa 15
- West Milwaukee 15
- Whitefish Bay 15
- Whitewater 15
- Wind Lake 15
- Wind Point 15
- Windsor 15
- Blair 14
- Brown Deer 14
- Fox Point 14
- Glendale 14
- Lannon 14
- Menomonee Falls 14
- Merton 14
- Mount Horeb 14
- Muscoda 14
- Pardeeville 14
- Portage 14
- River Hills 14
- Sussex 14
- West Baraboo 14
- Germantown 13
- Hustisford 13
- Juneau 13
- Mequon 13
- Niagara 13
- Randolph 13
- Taylor 13
- Thiensville 13
- Addison 12
- Alto 12
- Ashford 12
- Barton 12
- Beaver Dam 12
- Black River Falls 12
- Campbellsport 12
- Cedar Grove 12
- Cedarburg 12
- Chippewa Falls 12
- Easton 12
- Eldorado 12
- Fox Lake 12
- Fredonia 12
- Green Lake 12
- Hartford 12
- Howards Grove 12
- Jackson 12
- Kaukauna 12
- Kewaskum 12
- Kohler 12
- Lake Delton 12
- Lamartine 12
- Lomira 12
- Manchester 12
- Markesan 12
- Mayville 12
- Milwaukee-waukesha-west Allis 12
- Montello 12
- Newburg 12
- North Fond du Lac 12
- Oak Creek 12
- Oakfield 12
- Oostburg 12
- Port Washington 12
- Princeton 12
- Random Lake 12
- Reedsburg 12
- Richfield 12
- Richland Center 12
- Ripon 12
- Rosendale 12
- Saint Peter 12
- Saukville 12
- Sheboygan Falls 12
- Shell Lake 12
- Slinger 12
- Theresa 12
- Waupun 12
- West Bend 12
- Westfield 12
- Wisconsin Dells 12
- Berlin 11
- Cleveland 11
- Dakota 11
- Hillsboro 11
- Superior 11
- Adams 10
- Brothertown 10
- Elroy 10
- Kiel 10
- Mauston 10
- Omro 10
- Redgranite 10
- Westby 10
- Algoma 9
- Allouez 9
- Amherst 9
- Antigo 9
- Ashland 9
- Ashwaubenon 9
- Bangor 9
- Belle Plaine 9
- Bellevue 9
- Bevent 9
- Black Creek 9
- Bonduel 9
- Brice Prairie 9
- Brillion 9
- Brussels 9
- Cashton 9
- Cato 9
- Chilton 9
- Clintonville 9
- Combined Locks 9
- Cooperstown 9
- De Pere 9
- Denmark 9
- Evergreen 9
- French Island 9
- Friendship 9
- Gillett 9
- Glenmore 9
- Harrison 9
- Hilbert 9
- Hobart 9
- Holmen 9
- Hortonville 9
- Howard 9
- Iola 9
- Keshena 9
- Kimberly 9
- King 9
- Kronenwetter 9
- Lake Wazeecha 9
- Legend Lake 9
- Little Chute 9
- Luxemburg 9
- Maine 9
- Manawa 9
- Marathon 9
- Marinette 9
- Marion 9
- Marshfield 9
- Mishicot 9
- Mount Morris 9
- Neenah 9
- Nekoosa 9
- New Lisbon 9
- North La Crosse 9
- Oconto 9
- Oconto Falls 9
- Onalaska 9
- Oneida 9
- Peshtigo 9
- Pittsfield 9
- Plover 9
- Port Edwards 9
- Portland 9
- Pulaski 9
- Reedsville 9
- Rib Mountain 9
- Rome 9
- Rothschild 9
- Schofield 9
- Shawano 9
- Sherwood 9
- Stevens Point 9
- Stratford 9
- Suamico 9
- Tomah 9
- Two Rivers 9
- Waupaca 9
- Wautoma 9
- West Salem 9
- Weyauwega 9
- Whiting 9
- Winneconne 9
- Wisconsin Rapids 9
- Wittenberg 9
- Wrightstown 9
- Brookfield 8
- Edgar 8
- Nashville 8
- Trempealeau 8
- Wausau 8
- Alma 7
- Arcadia 7
- Baldwin 7
- Balsam Lake 7
- Boyceville 7
- Clear Lake 7
- Durand 7
- Ellsworth 7
- Galesville 7
- Glenwood City 7
- Hammond 7
- Menomonie 7
- Merrill 7
- Mondovi 7
- New Richmond 7
- North Hudson 7
- Prescott 7
- River Falls 7
- Roberts 7
- Somerset 7
- Spencer 7
- Tainter Lake 7
- Woodville 7
- Abbotsford 6
- Athens 6
- Augusta 6
- Barron 6
- Bloomer 6
- Cadott 6
- Cameron 6
- Colby 6
- Colfax 6
- Cornell 6
- Cumberland 6
- Fall Creek 6
- Florence 6
- Frederic 6
- Greenwood 6
- Independence 6
- Ladysmith 6
- Lake Hallie 6
- Lake Wissota 6
- Little Round Lake 6
- Loyal 6
- Luck 6
- Neillsville 6
- New Auburn 6
- Osceola 6
- Osseo 6
- Rice Lake 6
- Saint Croix Falls 6
- Seymour 6
- Spooner 6
- Stanley 6
- Strum 6
- Thorp 6
- Whitehall 6
- Eagle River 5
- Hurley 5
- Lac du Flambeau 5
- Lake Nebagamon 5
- Park Falls 5
- Phillips 5
- Rhinelander 5
- Tomahawk 5
- Grantsburg 4
AQI US, Metric