Stay updated with real-time air quality in Vermillion, 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)
24
Good
Vermillion, South Dakota
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.21 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.98 μg/m³
0
55
155
255
425
605+
25.99 ppb
0
55
71
86
201
201+
0.36 ppb
0
36
76
186
605
1005+
5.70 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Vermillion, South Dakota
Vermillion, South Dakota
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AQI 44
Good
7.53μg/m³
PM2.5
22.37μg/m³
PM10
26.77ppb
O3
0.52ppb
SO2
6.19ppb
NO2
0.20ppm
CO
AQI 38
Good
7.12μg/m³
PM2.5
21.79μg/m³
PM10
18.88ppb
O3
0.33ppb
SO2
6.86ppb
NO2
0.19ppm
CO
AQI 38
Good
6.99μg/m³
PM2.5
20.15μg/m³
PM10
18.88ppb
O3
0.33ppb
SO2
6.87ppb
NO2
0.19ppm
CO
AQI 56
Moderate
12.49μg/m³
PM2.5
56.28μg/m³
PM10
12.44ppb
O3
0.15ppb
SO2
3.13ppb
NO2
0.20ppm
CO
AQI 25
Good
1.60μg/m³
PM2.5
8.14μg/m³
PM10
27.00ppb
O3
0.40ppb
SO2
5.93ppb
NO2
0.21ppm
CO
AQI 56
Moderate
11.51μg/m³
PM2.5
50.97μg/m³
PM10
17.07ppb
O3
0.04ppb
SO2
2.14ppb
NO2
0.18ppm
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 Vermillion, South Dakota is updated every hour.
The worst air quality in Vermillion, South Dakota in the last 24 hours was observed at 01:00:00 on 2025-12-06.
In the last 24 hrs, the best air quality in Vermillion, South Dakota was observed at 08:00:00 on 2025-12-07.
The current air quality in Vermillion, South Dakota is 24, categorized as Good based on real-time data.
The most common pollutant in Vermillion, South Dakota is O3.
If the air quality in Vermillion, South Dakota is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Vermillion, South Dakota is 4.21 μg/m3.
The current PM10 concentration at Vermillion, South Dakota is 18.978 μg/m3.
The current carbon monoxide (CO) concentration at Vermillion, South Dakota is 0.195 ppm.
The current sulfur dioxide (SO2) concentration at Vermillion, South Dakota is 0.36 ppb.
The current ozone (O3) concentration at Vermillion, South Dakota is 25.988 ppm.
The current nitrogen dioxide (NO2) concentration at Vermillion, South Dakota is 5.697 ppb.
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