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)
22
Good
Sioux Falls, South Dakota
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.17 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.06 μg/m³
0
55
155
255
425
605+
13.05 ppb
0
55
71
86
201
201+
0.49 ppb
0
36
76
186
605
1005+
3.64 ppb
0
54
101
361
1250
2050+
0.40 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Sioux Falls, South Dakota
Sioux Falls, South Dakota
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AQI 27
Good
4.75μg/m³
PM2.5
12.21μg/m³
PM10
20.33ppb
O3
0.59ppb
SO2
6.05ppb
NO2
0.30ppm
CO
AQI 38
Good
7.06μg/m³
PM2.5
19.86μg/m³
PM10
23.94ppb
O3
0.63ppb
SO2
4.87ppb
NO2
0.29ppm
CO
AQI 19
Good
1.21μg/m³
PM2.5
5.03μg/m³
PM10
21.00ppb
O3
0.55ppb
SO2
6.35ppb
NO2
0.32ppm
CO
AQI 60
Moderate
13.85μg/m³
PM2.5
63.00μg/m³
PM10
23.35ppb
O3
0.08ppb
SO2
2.84ppb
NO2
0.16ppm
CO
AQI 20
Good
2.16μg/m³
PM2.5
14.78μg/m³
PM10
21.74ppb
O3
0.56ppb
SO2
6.46ppb
NO2
0.32ppm
CO
AQI 19
Good
2.55μg/m³
PM2.5
15.99μg/m³
PM10
21.36ppb
O3
0.46ppb
SO2
6.43ppb
NO2
0.32ppm
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 07:00:00 on 2025-09-05.
In the last 24 hrs, the best air quality in Sioux Falls, South Dakota was observed at 12:00:00 on 2025-09-05.
The current air quality in Sioux Falls, South Dakota is 22, 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 4.169 μg/m3.
The current PM10 concentration at Sioux Falls, South Dakota is 8.061 μg/m3.
The current carbon monoxide (CO) concentration at Sioux Falls, South Dakota is 0.404 ppm.
The current sulfur dioxide (SO2) concentration at Sioux Falls, South Dakota is 0.494 ppb.
The current ozone (O3) concentration at Sioux Falls, South Dakota is 13.055 ppm.
The current nitrogen dioxide (NO2) concentration at Sioux Falls, South Dakota is 3.636 ppb.
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