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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 |  Watertown | 60 |
| 2 | Brookings | 57 |
| 3 | Hot Springs | 57 |
| 4 | Interior | 49 |
| 5 | Rapid City | 49 |
| 6 | Sioux Falls | 48 |
| 7 | Buffalo | 43 |
| 8 | Aberdeen | 23 |
| 9 | Fort Thompson | 19 |
| 10 | Spearfish | 17 |
(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 | 2 |
| 2 | Timber Lake | 11 |
| 3 | Vermillion | 13 |
| 4 | Spearfish | 17 |
| 5 | Fort Thompson | 19 |
| 6 | Aberdeen | 23 |
| 7 | Buffalo | 43 |
| 8 | Sioux Falls | 48 |
| 9 | Interior | 49 |
| 10 | Rapid City | 49 |
(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?
- Watertown 60
- Brookings 57
- Hot Springs 57
- Interior 49
- Rapid City 49
- Sioux Falls 48
- Buffalo 43
- Clear Lake 32
- Flandreau 32
- Hayti 32
- Madison 32
- Volga 32
- Baltic 31
- Crooks 31
- De Smet 31
- Dell Rapids 31
- Freeman 31
- Hartford 31
- Howard 31
- Parker 31
- Salem 31
- Alexandria 30
- Mitchell 30
- Olivet 30
- Parkston 30
- Tyndall 30
- Lennox 29
- Milbank 29
- Oglala 29
- Pine Ridge 29
- Tea 29
- Dakota Dunes 28
- Eagle Butte 28
- Elk Point 28
- McIntosh 28
- North Eagle Butte 28
- North Sioux City 28
- Porcupine 28
- Springfield 28
- Woonsocket 28
- Yankton 28
- Armour 27
- Beresford 27
- Dupree 27
- Brandon 26
- Canton 26
- Garretson 26
- Harrisburg 26
- Huron 26
- Clark 25
- Mobridge 25
- Sisseton 25
- Wagner 25
- Lake Andes 24
- Plankinton 24
- Platte 24
- Webster 24
- Aberdeen 23
- Burke 23
- Martin 23
- Box Elder 22
- Britton 22
- Chamberlain 22
- Gregory 22
- Groton 22
- Redfield 22
- Wessington Springs 22
- Winner 22
- Belle Fourche 21
- Blackhawk 21
- Colonial Pine Hills 21
- Custer 21
- Deadwood 21
- Highmore 21
- Kadoka 21
- Kennebec 21
- Lead 21
- Miller 21
- Mound City 21
- North Spearfish 21
- Philip 21
- Rapid Valley 21
- Rosebud 21
- Sturgis 21
- Summerset 21
- Bison 20
- Faulkton 20
- Fort Pierre 20
- Gettysburg 20
- Ipswich 20
- Leola 20
- Mission 20
- Murdo 20
- Onida 20
- Selby 20
- White River 20
- Fort Thompson 19
- Lemmon 19
- Spearfish 17
- Vermillion 13
- Timber Lake 11
- Pierre 2
AQI US, Metric