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
4.13 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.15 μg/m³
0
55
155
255
425
605+
26.00 ppb
0
55
71
86
201
201+
1.58 ppb
0
36
76
186
605
1005+
3.26 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Vermillion, South Dakota
Vermillion, South Dakota
Scroll To Air Quality MapLoading...
AQI 21
Good
3.22μg/m³
PM2.5
20.66μg/m³
PM10
23.18ppb
O3
0.85ppb
SO2
3.63ppb
NO2
0.28ppm
CO
AQI 29
Good
3.33μg/m³
PM2.5
13.57μg/m³
PM10
30.99ppb
O3
0.76ppb
SO2
4.03ppb
NO2
0.24ppm
CO
AQI 28
Good
3.34μg/m³
PM2.5
12.92μg/m³
PM10
30.39ppb
O3
0.76ppb
SO2
4.03ppb
NO2
0.24ppm
CO
AQI 26
Good
3.17μg/m³
PM2.5
15.17μg/m³
PM10
27.99ppb
O3
0.78ppb
SO2
3.52ppb
NO2
0.27ppm
CO
AQI 19
Good
0.46μg/m³
PM2.5
2.27μg/m³
PM10
21.05ppb
O3
0.79ppb
SO2
2.73ppb
NO2
0.31ppm
CO
AQI 33
Good
6.22μg/m³
PM2.5
27.97μg/m³
PM10
32.48ppb
O3
0.44ppb
SO2
3.17ppb
NO2
0.15ppm
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 11:00:00 on 2026-09-06.
In the last 24 hrs, the best air quality in Vermillion, South Dakota was observed at 04:00:00 on 2026-09-06.
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 4.13 μg/m3.
The current PM10 concentration at Vermillion, South Dakota is 20.153 μg/m3.
The current carbon monoxide (CO) concentration at Vermillion, South Dakota is 0.265 ppm.
The current sulfur dioxide (SO2) concentration at Vermillion, South Dakota is 1.58 ppb.
The current ozone (O3) concentration at Vermillion, South Dakota is 26.004 ppm.
The current nitrogen dioxide (NO2) concentration at Vermillion, South Dakota is 3.264 ppb.
All Rights Reserved © Ambee Inc. 2025