Stay updated with real-time air quality in Pierre, 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)
38
Good
Pierre, South Dakota
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
7.41 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
32.96 μg/m³
0
55
155
255
425
605+
34.18 ppb
0
55
71
86
201
201+
1.21 ppb
0
36
76
186
605
1005+
3.94 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Pierre, South Dakota
Pierre, South Dakota
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AQI 56
Moderate
11.89μg/m³
PM2.5
52.79μg/m³
PM10
26.36ppb
O3
0.10ppb
SO2
2.82ppb
NO2
0.17ppm
CO
AQI 44
Good
8.00μg/m³
PM2.5
11.00μg/m³
PM10
38.55ppb
O3
0.81ppb
SO2
5.55ppb
NO2
0.32ppm
CO
AQI 117
Unhealthy for sensitive groups
41.88μg/m³
PM2.5
185.53μg/m³
PM10
22.92ppb
O3
0.17ppb
SO2
3.98ppb
NO2
0.19ppm
CO
AQI 27
Good
4.08μg/m³
PM2.5
11.93μg/m³
PM10
28.52ppb
O3
1.48ppb
SO2
1.42ppb
NO2
0.21ppm
CO
AQI 38
Good
6.85μg/m³
PM2.5
7.90μg/m³
PM10
28.44ppb
O3
1.49ppb
SO2
1.42ppb
NO2
0.21ppm
CO
AQI 27
Good
5.40μg/m³
PM2.5
7.00μg/m³
PM10
25.00ppb
O3
0.73ppb
SO2
5.93ppb
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 Pierre, South Dakota is updated every hour.
The worst air quality in Pierre, South Dakota in the last 24 hours was observed at 11:00:00 on 2025-06-05.
In the last 24 hrs, the best air quality in Pierre, South Dakota was observed at 02:00:00 on 2025-06-05.
The current air quality in Pierre, South Dakota is 38, categorized as Good based on real-time data.
The most common pollutant in Pierre, South Dakota is PM2.5.
If the air quality in Pierre, South Dakota is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Pierre, South Dakota is 7.408 μg/m3.
The current PM10 concentration at Pierre, South Dakota is 32.959 μg/m3.
The current carbon monoxide (CO) concentration at Pierre, South Dakota is 0.245 ppm.
The current sulfur dioxide (SO2) concentration at Pierre, South Dakota is 1.212 ppb.
The current ozone (O3) concentration at Pierre, South Dakota is 34.18 ppm.
The current nitrogen dioxide (NO2) concentration at Pierre, South Dakota is 3.936 ppb.
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