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Air quality in South Dakota
Air quality index (AQI) and PM2.5 air pollution in South Dakota
LIVE AQI CITY RANKING
Real-time South Dakota
Most polluted city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Brookings | 105 |
| 2 | Watertown | 49 |
| 3 | Rapid City | 44 |
| 4 | Hot Springs | 41 |
| 5 | Interior | 41 |
| 6 | Sioux Falls | 28 |
| 7 | Timber Lake | 26 |
| 8 | Spearfish | 25 |
| 9 | Vermillion | 24 |
| 10 | Fort Thompson | 23 |
(local time)
SEE WORLD AQI RANKINGAIR QUALITY DATA CONTRIBUTORS
15 Contributors
See all
LIVE AQI CITY RANKING
Real-time South Dakota
Cleanest city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Pierre | 0 |
| 2 | Buffalo | 19 |
| 3 | Aberdeen | 20 |
| 4 | Fort Thompson | 23 |
| 5 | Vermillion | 24 |
| 6 | Spearfish | 25 |
| 7 | Timber Lake | 26 |
| 8 | Sioux Falls | 28 |
| 9 | Hot Springs | 41 |
| 10 | Interior | 41 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
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News
The latest air quality news and resources.
South Dakota air quality data attribution
15Contributors
Government Contributor
- Mason Pluimer
1 station
Individual Contributor
- 13 Anonymous contributors
13 stations
13 Anonymous Contributors
Which is the most polluted city in South Dakota?
- Brookings 105
- Watertown 49
- Rapid City 44
- Sisseton 42
- Britton 41
- Hot Springs 41
- Interior 41
- Dakota Dunes 38
- Elk Point 38
- North Sioux City 38
- Groton 37
- Webster 37
- Beresford 36
- Canton 36
- Leola 35
- Milbank 35
- Harrisburg 34
- Brandon 33
- Garretson 33
- Ipswich 33
- Lennox 33
- Tea 33
- Clark 32
- Redfield 32
- Yankton 32
- Baltic 31
- Crooks 31
- Dell Rapids 31
- Faulkton 31
- Flandreau 31
- Hartford 31
- Parker 31
- Clear Lake 30
- Dupree 30
- Eagle Butte 30
- Gettysburg 30
- Mobridge 30
- Mound City 30
- North Eagle Butte 30
- Philip 30
- Selby 30
- De Smet 29
- Freeman 29
- Hayti 29
- Madison 29
- Onida 29
- Volga 29
- Belle Fourche 28
- Bison 28
- Box Elder 28
- Fort Pierre 28
- Highmore 28
- Kadoka 28
- McIntosh 28
- Miller 28
- Mission 28
- Murdo 28
- North Spearfish 28
- Olivet 28
- Rosebud 28
- Salem 28
- Sioux Falls 28
- Springfield 28
- Sturgis 28
- Summerset 28
- Tyndall 28
- White River 28
- Alexandria 27
- Blackhawk 27
- Deadwood 27
- Howard 27
- Huron 27
- Lead 27
- Mitchell 27
- Rapid Valley 27
- Woonsocket 27
- Armour 26
- Burke 26
- Chamberlain 26
- Colonial Pine Hills 26
- Gregory 26
- Kennebec 26
- Lake Andes 26
- Lemmon 26
- Parkston 26
- Timber Lake 26
- Wagner 26
- Wessington Springs 26
- Winner 26
- Spearfish 25
- Martin 24
- Plankinton 24
- Platte 24
- Porcupine 24
- Vermillion 24
- Fort Thompson 23
- Oglala 22
- Pine Ridge 22
- Custer 21
- Aberdeen 20
- Buffalo 19
- Pierre 0
AQI US, Metric