Air quality in South Dakota
Air quality index (AQI⁺) and PM2.5 air pollution in South Dakota • 00:32, Aug 18
Live most polluted city ranking
Real-time South Dakota most polluted city ranking
Wildfires in South Dakota
Real-time information
Active fires
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Learn more about global air quality
Which is the most polluted city in South Dakota?
- Custer County88
- Lemmon63
- McIntosh63
- Bison62
- Timber Lake62
- Mobridge61
- Mound City61
- Selby61
- Buffalo60
- Dupree60
- Ipswich60
- Leola60
- Faulkton58
- Gettysburg58
- Groton58
- Redfield58
- Britton57
- Clark57
- Huron57
- Webster57
- Clear Lake, Marshall County56
- De Smet56
- Hayti56
- Highmore56
- Miller56
- Onida56
- Sisseton56
- Armour55
- Burke55
- Chamberlain55
- Fort Pierre55
- Gregory55
- Interior55
- Jackson County55
- Kadoka55
- Kennebec55
- Lake Andes55
- Lower Brule55
- Lyman County55
- Milbank55
- Mission55
- Mitchell55
- Murdo55
- Parkston55
- Philip55
- Plankinton55
- Platte55
- Rosebud55
- Wagner55
- Wessington Springs55
- White River55
- Winner55
- Woonsocket55
- Alexandria54
- Howard54
- Martin54
- Springfield53
- Tyndall53
- Olivet52
- Volga52
- Salem51
- Harding County50
- Freeman49
- Madison49
- Baltic46
- Blackhawk46
- Crooks46
- Dell Rapids46
- Flandreau46
- Hartford46
- Parker46
- Yankton46
- Lennox45
- Sioux Falls45
- Brookings44
- Tea44
- Beresford43
- Dakota Dunes43
- Elk Point43
- Harrisburg43
- North Sioux City43
- Vermillion43
- Brandon42
- Canton42
- Garretson42
- Watertown42
- Aberdeen41
- Box Elder39
- North Eagle Butte39
- Clay County38
- Fort Thompson34
- Rapid Valley34
- Eagle Butte33
- Kyle33
- Porcupine33
- Spearfish31
- Sturgis31
- Belle Fourche30
- Summerset30
- Deadwood27
- Mountain Plains27
- North Spearfish27
- Colonial Pine Hills26
- Custer26
- Lead26
- Rapid City26
- Oglala24
- Pine Ridge24
- Hot Springs23
- Pierre21
