Stay updated with real-time air quality in Sioux Falls, South Dakota featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
27
Good
Sioux Falls, South Dakota
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
5.05 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.00 μg/m³
0
55
155
255
425
605+
18.02 ppb
0
55
71
86
201
201+
1.13 ppb
0
36
76
186
605
1005+
2.92 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Sioux Falls, South Dakota
Sioux Falls, South Dakota
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AQI 33
Good
5.76μg/m³
PM2.5
21.07μg/m³
PM10
30.70ppb
O3
1.27ppb
SO2
3.83ppb
NO2
0.23ppm
CO
AQI 33
Good
5.60μg/m³
PM2.5
24.95μg/m³
PM10
33.93ppb
O3
1.24ppb
SO2
2.98ppb
NO2
0.25ppm
CO
AQI 33
Good
5.58μg/m³
PM2.5
22.17μg/m³
PM10
33.00ppb
O3
1.22ppb
SO2
5.37ppb
NO2
0.20ppm
CO
AQI 49
Good
8.60μg/m³
PM2.5
37.23μg/m³
PM10
26.24ppb
O3
0.03ppb
SO2
2.47ppb
NO2
0.19ppm
CO
AQI 33
Good
5.68μg/m³
PM2.5
20.90μg/m³
PM10
33.82ppb
O3
1.24ppb
SO2
4.21ppb
NO2
0.21ppm
CO
AQI 33
Good
5.60μg/m³
PM2.5
25.91μg/m³
PM10
34.97ppb
O3
1.21ppb
SO2
5.36ppb
NO2
0.20ppm
CO
Air quality data and pollutant measurements for South Dakota, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Sioux Falls, South Dakota is updated every hour.
The worst air quality in Sioux Falls, South Dakota in the last 24 hours was observed at 11:00:00 on 2025-07-18.
In the last 24 hrs, the best air quality in Sioux Falls, South Dakota was observed at 12:00:00 on 2025-07-18.
The current air quality in Sioux Falls, South Dakota is 38, categorized as Good based on real-time data.
The most common pollutant in Sioux Falls, South Dakota is PM2.5.
If the air quality in Sioux Falls, South Dakota is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Sioux Falls, South Dakota is 6.957 μg/m3.
The current PM10 concentration at Sioux Falls, South Dakota is 17.169 μg/m3.
The current carbon monoxide (CO) concentration at Sioux Falls, South Dakota is 0.232 ppm.
The current sulfur dioxide (SO2) concentration at Sioux Falls, South Dakota is 1.277 ppb.
The current ozone (O3) concentration at Sioux Falls, South Dakota is 31.044 ppm.
The current nitrogen dioxide (NO2) concentration at Sioux Falls, South Dakota is 3.827 ppb.
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