Stay updated with real-time air quality in Brookings, 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)
54
Moderate
Brookings, South Dakota
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.10 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.03 μg/m³
0
55
155
255
425
605+
19.95 ppb
0
55
71
86
201
201+
0.54 ppb
0
36
76
186
605
1005+
8.48 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Brookings, South Dakota
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AQI 52
Moderate
10.35μg/m³
PM2.5
46.19μg/m³
PM10
11.00ppb
O3
0.56ppb
SO2
5.55ppb
NO2
0.20ppm
CO
AQI 52
Moderate
9.90μg/m³
PM2.5
21.04μg/m³
PM10
19.00ppb
O3
0.55ppb
SO2
6.64ppb
NO2
0.18ppm
CO
AQI 56
Moderate
11.52μg/m³
PM2.5
50.87μg/m³
PM10
27.56ppb
O3
0.56ppb
SO2
2.31ppb
NO2
0.17ppm
CO
AQI 56
Moderate
11.79μg/m³
PM2.5
51.92μg/m³
PM10
27.29ppb
O3
0.56ppb
SO2
2.36ppb
NO2
0.17ppm
CO
AQI 58
Moderate
12.79μg/m³
PM2.5
57.00μg/m³
PM10
27.28ppb
O3
0.26ppb
SO2
1.36ppb
NO2
0.16ppm
CO
AQI 56
Moderate
11.88μg/m³
PM2.5
53.47μg/m³
PM10
31.34ppb
O3
0.29ppb
SO2
1.59ppb
NO2
0.17ppm
CO
Air quality measurements for South Dakota, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Brookings, South Dakota is updated on an hourly basis.
The worst air quality in Brookings, South Dakota was recorded at 09:00:00 on 2026-03-03.
The best air quality in Brookings, South Dakota was recorded at 10:00:00 on 2026-03-02.
The real-time air quality index in Brookings, South Dakota is 54, currently categorized as Moderate.
The most common pollutant in Brookings, South Dakota is PM2.5.
If the air quality in Brookings, South Dakota is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Brookings, South Dakota at present are 11.098 μg/m3.
The current PM10 levels in Brookings, South Dakota are 20.034 μg/m3.
The current carbon monoxide (CO) level in Brookings, South Dakota is 0.181 ppm.
The current sulfur dioxide (SO2) levels in Brookings, South Dakota are 0.539 ppb.
The current ozone (O3) levels at Brookings, South Dakota is 19.949 ppm.
The current nitrogen dioxide (NO2) levels at Brookings, South Dakota is 8.482 ppb.
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