Stay updated with real-time air quality in Cottage Grove, 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)
44
Good
Cottage Grove, Minnesota
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.10 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
34.56 μg/m³
0
55
155
255
425
605+
24.01 ppb
0
55
71
86
201
201+
1.13 ppb
0
36
76
186
605
1005+
16.82 ppb
0
54
101
361
1250
2050+
0.40 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Cottage Grove, Minnesota
Cottage Grove, Minnesota
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AQI 38
Good
6.80μg/m³
PM2.5
28.22μg/m³
PM10
7.65ppb
O3
0.48ppb
SO2
21.55ppb
NO2
0.38ppm
CO
AQI 33
Good
6.15μg/m³
PM2.5
27.21μg/m³
PM10
5.50ppb
O3
0.48ppb
SO2
22.24ppb
NO2
0.40ppm
CO
AQI 38
Good
6.66μg/m³
PM2.5
29.40μg/m³
PM10
5.53ppb
O3
0.48ppb
SO2
22.25ppb
NO2
0.40ppm
CO
AQI 22
Good
4.48μg/m³
PM2.5
16.95μg/m³
PM10
12.05ppb
O3
0.47ppb
SO2
19.61ppb
NO2
0.37ppm
CO
AQI 38
Good
7.08μg/m³
PM2.5
31.19μg/m³
PM10
5.61ppb
O3
0.49ppb
SO2
22.03ppb
NO2
0.39ppm
CO
AQI 38
Good
6.73μg/m³
PM2.5
29.73μg/m³
PM10
5.54ppb
O3
0.48ppb
SO2
22.20ppb
NO2
0.40ppm
CO
Air quality data and pollutant measurements for Minnesota, 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 Cottage Grove, Minnesota is updated every hour.
The worst air quality in Cottage Grove, Minnesota in the last 24 hours was observed at 10:00:00 on 2025-11-13.
In the last 24 hrs, the best air quality in Cottage Grove, Minnesota was observed at 02:00:00 on 2025-11-13.
The current air quality in Cottage Grove, Minnesota is 38, categorized as Good based on real-time data.
The most common pollutant in Cottage Grove, Minnesota is PM2.5.
If the air quality in Cottage Grove, Minnesota is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Cottage Grove, Minnesota is 6.796 μg/m3.
The current PM10 concentration at Cottage Grove, Minnesota is 26.323 μg/m3.
The current carbon monoxide (CO) concentration at Cottage Grove, Minnesota is 0.374 ppm.
The current sulfur dioxide (SO2) concentration at Cottage Grove, Minnesota is 0.481 ppb.
The current ozone (O3) concentration at Cottage Grove, Minnesota is 7.872 ppm.
The current nitrogen dioxide (NO2) concentration at Cottage Grove, Minnesota is 21.034 ppb.
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