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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 | Amery | 74 |
| 2 | Shorewood Hills | 57 |
| 3 | Cross Plains | 55 |
| 4 | Baraboo | 51 |
| 5 | Deerfield | 51 |
| 6 | Sparta | 49 |
| 7 | Madison | 48 |
| 8 | Spring Green | 48 |
| 9 | Maple Bluff | 45 |
| 10 | Lake Geneva | 43 |
(local time)
SEE WORLD AQI RANKINGAIR QUALITY DATA CONTRIBUTORS
89 Contributors
See all
LIVE AQI CITY RANKING
Real-time Wisconsin
Cleanest city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Rhinelander | 2 |
| 2 | Shell Lake | 2 |
| 3 | Hayward | 4 |
| 4 | Taylor | 9 |
| 5 | Washburn | 9 |
| 6 | Baileys Harbor | 10 |
| 7 | Chetek | 10 |
| 8 | Superior | 10 |
| 9 | Chippewa Falls | 11 |
| 10 | Siren | 11 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
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Unhealthy for sensitive groups
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News
The latest air quality news and resources.
Wisconsin air quality data attribution
89Contributors
- Wisconsin Department of Natural Resources (WDNR)
34 stations
Government Contributor
- MKE FreshAir Collective
7 stations
- Love My Air Wisconsin
1 station
- MKE FreshAir Collective
10 stations
4 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
- BrianSeehafer
1 station
- astralbodies
1 station
- anonymous
1 station
5 Individual Contributors
77 Anonymous contributors77 stations
77 Anonymous Contributors
4 Data sources
Which is the most polluted city in Wisconsin?
- Amery 74
- Shorewood Hills 57
- Cross Plains 55
- Cuba City 52
- Darlington 52
- Dickeyville 52
- Hazel Green 52
- Platteville 52
- Shullsburg 52
- Baraboo 51
- Belleville 51
- Deerfield 51
- Fitchburg 51
- Monticello 51
- New Glarus 51
- Verona 51
- Albany 50
- Black Earth 50
- Brodhead 50
- Brooklyn 50
- Decatur 50
- McFarland 50
- Middleton 50
- Mineral Point 50
- Monona 50
- Monroe 50
- Oregon 50
- Rutland 50
- Waunakee 50
- Barneveld 49
- Cottage Grove 49
- Dane 49
- Dodgeville 49
- Evansville 49
- Lancaster 49
- Lodi 49
- Orfordville 49
- Prairie du Sac 49
- Roxbury 49
- Sauk City 49
- Sparta 49
- Stoughton 49
- Windsor 49
- Fennimore 48
- Lake Wisconsin 48
- Madison 48
- Poynette 48
- Spring Green 48
- Sun Prairie 48
- Boscobel 47
- Cambridge 47
- Columbus 47
- Edgerton 47
- Marshall 47
- Muscoda 47
- Portage 47
- Prairie du Chien 47
- Rio 47
- West Baraboo 47
- Aztalan 46
- Clinton 46
- Concord 46
- Fall River 46
- Fort Atkinson 46
- Ixonia 46
- Janesville 46
- Jefferson 46
- Johnson Creek 46
- Lake Koshkonong 46
- Lake Mills 46
- Lake Ripley 46
- Milford 46
- Milton 46
- Pardeeville 46
- Waterloo 46
- Watertown 46
- Whitewater 46
- Como 45
- Darien 45
- Delavan Lake 45
- Dousman 45
- Eagle 45
- Elkhorn 45
- Fontana 45
- Genoa City 45
- Hillsboro 45
- Hustisford 45
- Juneau 45
- Lake Delton 45
- Maple Bluff 45
- Oconomowoc 45
- Okauchee Lake 45
- Palmyra 45
- Pell Lake 45
- Reedsburg 45
- Richland Center 45
- Richmond 45
- Sharon 45
- Walworth 45
- Williams Bay 45
- Wisconsin Dells 45
- Beaver Dam 44
- Bohners Lake 44
- Bristol 44
- Browns Lake 44
- Burlington 44
- Camp Lake 44
- East Troy 44
- Elroy 44
- Hartland 44
- Mauston 44
- Mayville 44
- Nashotah 44
- North Prairie 44
- Paddock Lake 44
- Potter Lake 44
- Powers Lake 44
- Randolph 44
- Rochester 44
- Salem 44
- Silver Lake 44
- Theresa 44
- Tichigan 44
- Twin Lakes 44
- Wales 44
- Waterford 44
- Adams 43
- Addison 43
- Big Bend 43
- Eagle Lake 43
- Easton 43
- Fox Lake 43
- Hartford 43
- Lake Geneva 43
- Lomira 43
- Manchester 43
- Merton 43
- Montello 43
- Muskego 43
- New Lisbon 43
- Pewaukee 43
- Slinger 43
- Sussex 43
- Union Grove 43
- Westfield 43
- Wind Lake 43
- Alto 42
- Ashford 42
- Berlin 42
- Brown Deer 42
- Butler 42
- Caledonia 42
- Campbellsport 42
- Cashton 42
- Cudahy 42
- Dakota 42
- Eldorado 42
- Elm Grove 42
- Fond du Lac 42
- Franklin 42
- Franksville 42
- Friendship 42
- Germantown 42
- Glendale 42
- Green Lake 42
- Greendale 42
- Greenfield 42
- Hales Corners 42
- Jackson 42
- Kenosha 42
- Kewaskum 42
- Kewaunee 42
- Lamartine 42
- Lannon 42
- Markesan 42
- Menomonee Falls 42
- Mequon 42
- Mount Morris 42
- North Fond du Lac 42
- Oakfield 42
- Omro 42
- Portland 42
- Princeton 42
- Racine 42
- Redgranite 42
- Richfield 42
- Ripon 42
- Rosendale 42
- Saint Francis 42
- Somers 42
- South Milwaukee 42
- Sturtevant 42
- Thiensville 42
- Tomah 42
- Waupun 42
- Wautoma 42
- Wauwatosa 42
- West Bend 42
- West Milwaukee 42
- Westby 42
- Whitefish Bay 42
- Wind Point 42
- Abbotsford 41
- Bangor 41
- Barron 41
- Barton 41
- Bloomer 41
- Boulder Junction 41
- Brothertown 41
- Cameron 41
- Cedarburg 41
- Colby 41
- Colfax 41
- Crandon 41
- Fox Point 41
- Grafton 41
- Greenwood 41
- King 41
- Lake Hallie 41
- Lake Wazeecha 41
- Lake Wissota 41
- Loyal 41
- Marshfield 41
- Nashville 41
- Neillsville 41
- Nekoosa 41
- New Auburn 41
- Newburg 41
- Port Edwards 41
- Rice Lake 41
- River Hills 41
- Rome 41
- Saint Peter 41
- Saukville 41
- Spencer 41
- Tainter Lake 41
- Winneconne 41
- Wisconsin Rapids 41
- Amherst 40
- Antigo 40
- Arcadia 40
- Athens 40
- Belle Plaine 40
- Bevent 40
- Black Creek 40
- Cadott 40
- Chilton 40
- Clintonville 40
- Combined Locks 40
- Cornell 40
- Durand 40
- Edgar 40
- Evergreen 40
- Fredonia 40
- French Island 40
- Galesville 40
- Gillett 40
- Harrison 40
- Hilbert 40
- Holmen 40
- Hortonville 40
- Independence 40
- Iola 40
- Kaukauna 40
- Keshena 40
- Kimberly 40
- Kohler 40
- Kronenwetter 40
- La Crosse 40
- Ladysmith 40
- Legend Lake 40
- Little Chute 40
- Manawa 40
- Marathon 40
- Marion 40
- Medford 40
- Menomonie 40
- Mondovi 40
- Neenah 40
- North La Crosse 40
- Oconto Falls 40
- Onalaska 40
- Plover 40
- Port Washington 40
- Random Lake 40
- Seymour 40
- Shawano 40
- Sherwood 40
- Stanley 40
- Stevens Point 40
- Stratford 40
- Thorp 40
- Waupaca 40
- West Salem 40
- Weyauwega 40
- Whitehall 40
- Whiting 40
- Wittenberg 40
- Allouez 39
- Ashwaubenon 39
- Augusta 39
- Baldwin 39
- Bellevue 39
- Bonduel 39
- Boyceville 39
- Brice Prairie 39
- Brillion 39
- Cato 39
- Cedar Grove 39
- Cooperstown 39
- Cumberland 39
- De Pere 39
- Denmark 39
- Fall Creek 39
- Glenmore 39
- Glenwood City 39
- Hobart 39
- Howard 39
- Kiel 39
- Luxemburg 39
- Maine 39
- Merrill 39
- Milwaukee-waukesha-west Allis 39
- Mishicot 39
- Mount Horeb 39
- Oconto 39
- Oneida 39
- Oostburg 39
- Osseo 39
- Pittsfield 39
- Pleasant Prairie 39
- Pulaski 39
- Reedsville 39
- Rib Mountain 39
- Schofield 39
- Spooner 39
- Strum 39
- Suamico 39
- Tomahawk 39
- Two Rivers 39
- Woodville 39
- Wrightstown 39
- Algoma 38
- Balsam Lake 38
- Belgium 38
- Brussels 38
- Clear Lake 38
- Cleveland 38
- Ellison Bay 38
- Ellsworth 38
- Frederic 38
- Grantsburg 38
- Green Bay 38
- Hammond 38
- Howards Grove 38
- Luck 38
- New Richmond 38
- Osceola 38
- Phillips 38
- River Falls 38
- Roberts 38
- Saint Croix Falls 38
- Sheboygan 38
- Sheboygan Falls 38
- Somerset 38
- Trempealeau 38
- Wausaukee 38
- Alma 37
- Ashland 37
- Horicon 37
- Mosinee 37
- North Hudson 37
- Prescott 37
- Appleton 35
- Little Round Lake 35
- Peshtigo 35
- Marinette 34
- Viroqua 34
- Delafield 33
- Lac du Flambeau 33
- Mukwonago 33
- Park Falls 33
- Shorewood 33
- Potosi 32
- Eau Claire 31
- Eagle River 30
- Hudson 30
- Waukesha 29
- Milwaukee 28
- Beloit 27
- Brookfield 27
- New Berlin 26
- Oak Creek 26
- Spring Valley 26
- Blair 25
- Florence 25
- New London 24
- Oshkosh 24
- Rothschild 24
- Wausau 24
- Black River Falls 23
- De Forest 23
- Turtle Lake 23
- Mazomanie 22
- Sturgeon Bay 22
- Weston 22
- New Holstein 21
- Menasha 20
- Niagara 20
- Altoona 19
- Mount Pleasant 19
- Hurley 17
- Lake Nebagamon 17
- Manitowoc 17
- Bayside 16
- Plymouth 16
- Delavan 15
- Chippewa Falls 11
- Siren 11
- Baileys Harbor 10
- Chetek 10
- Superior 10
- Taylor 9
- Washburn 9
- Hayward 4
- Rhinelander 2
- Shell Lake 2
AQI US, Metric