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)
49
Good
Vermillion, South Dakota
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.48 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
42.90 μg/m³
0
55
155
255
425
605+
28.28 ppb
0
55
71
86
201
201+
0.56 ppb
0
36
76
186
605
1005+
1.86 ppb
0
54
101
361
1250
2050+
0.17 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 33
Good
6.46μg/m³
PM2.5
16.18μg/m³
PM10
20.32ppb
O3
0.62ppb
SO2
2.00ppb
NO2
0.17ppm
CO
AQI 27
Good
5.38μg/m³
PM2.5
13.76μg/m³
PM10
13.95ppb
O3
0.54ppb
SO2
1.85ppb
NO2
0.17ppm
CO
AQI 27
Good
5.31μg/m³
PM2.5
13.77μg/m³
PM10
13.09ppb
O3
0.54ppb
SO2
1.85ppb
NO2
0.17ppm
CO
AQI 16
Good
1.34μg/m³
PM2.5
4.85μg/m³
PM10
16.91ppb
O3
0.28ppb
SO2
1.02ppb
NO2
0.14ppm
CO
AQI 38
Good
6.64μg/m³
PM2.5
13.63μg/m³
PM10
3.66ppb
O3
0.58ppb
SO2
2.09ppb
NO2
0.17ppm
CO
AQI 22
Good
1.61μg/m³
PM2.5
6.97μg/m³
PM10
23.97ppb
O3
0.28ppb
SO2
0.74ppb
NO2
0.13ppm
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 03:00:00 on 2026-01-23.
In the last 24 hrs, the best air quality in Vermillion, South Dakota was observed at 03:00:00 on 2026-01-22.
The current air quality in Vermillion, South Dakota is 49, categorized as Good based on real-time data.
The most common pollutant in Vermillion, South Dakota is PM2.5.
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 9.485 μg/m3.
The current PM10 concentration at Vermillion, South Dakota is 42.898 μg/m3.
The current carbon monoxide (CO) concentration at Vermillion, South Dakota is 0.17 ppm.
The current sulfur dioxide (SO2) concentration at Vermillion, South Dakota is 0.56 ppb.
The current ozone (O3) concentration at Vermillion, South Dakota is 28.278 ppm.
The current nitrogen dioxide (NO2) concentration at Vermillion, South Dakota is 1.863 ppb.
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