Stay updated with real-time air quality in Chaska, Minnesota 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)
27
Good
Chaska, Minnesota
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.93 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.40 μg/m³
0
55
155
255
425
605+
22.11 ppb
0
55
71
86
201
201+
0.62 ppb
0
36
76
186
605
1005+
5.62 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Chaska, Minnesota
Chaska, Minnesota
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AQI 27
Good
5.06μg/m³
PM2.5
21.86μg/m³
PM10
15.02ppb
O3
0.47ppb
SO2
6.41ppb
NO2
0.31ppm
CO
AQI 33
Good
6.44μg/m³
PM2.5
20.54μg/m³
PM10
14.55ppb
O3
0.48ppb
SO2
6.26ppb
NO2
0.31ppm
CO
AQI 27
Good
5.00μg/m³
PM2.5
21.35μg/m³
PM10
15.46ppb
O3
0.44ppb
SO2
6.95ppb
NO2
0.31ppm
CO
AQI 27
Good
4.83μg/m³
PM2.5
21.01μg/m³
PM10
15.48ppb
O3
0.43ppb
SO2
6.66ppb
NO2
0.31ppm
CO
AQI 33
Good
6.41μg/m³
PM2.5
19.62μg/m³
PM10
14.57ppb
O3
0.49ppb
SO2
6.05ppb
NO2
0.31ppm
CO
AQI 27
Good
4.74μg/m³
PM2.5
19.65μg/m³
PM10
14.12ppb
O3
0.47ppb
SO2
6.61ppb
NO2
0.31ppm
CO
Air quality measurements for Minnesota, 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 Chaska, Minnesota is updated on an hourly basis.
The worst air quality in Chaska, Minnesota was recorded at 11:00:00 on 2026-08-16.
The best air quality in Chaska, Minnesota was recorded at 12:00:00 on 2026-08-17.
The real-time air quality index in Chaska, Minnesota is 27, currently categorized as Good.
The most common pollutant in Chaska, Minnesota is PM2.5.
If the air quality in Chaska, Minnesota is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Chaska, Minnesota at present are 4.932 μg/m3.
The current PM10 levels in Chaska, Minnesota are 21.402 μg/m3.
The current carbon monoxide (CO) level in Chaska, Minnesota is 0.272 ppm.
The current sulfur dioxide (SO2) levels in Chaska, Minnesota are 0.617 ppb.
The current ozone (O3) levels at Chaska, Minnesota is 22.109 ppm.
The current nitrogen dioxide (NO2) levels at Chaska, Minnesota is 5.617 ppb.
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