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)
38
Good
Cottage Grove, Minnesota
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.63 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.20 μg/m³
0
55
155
255
425
605+
21.02 ppb
0
55
71
86
201
201+
0.18 ppb
0
36
76
186
605
1005+
2.87 ppb
0
54
101
361
1250
2050+
0.20 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 33
Good
5.80μg/m³
PM2.5
23.95μg/m³
PM10
25.57ppb
O3
0.18ppb
SO2
4.78ppb
NO2
0.13ppm
CO
AQI 33
Good
6.21μg/m³
PM2.5
27.44μg/m³
PM10
24.31ppb
O3
0.16ppb
SO2
5.86ppb
NO2
0.13ppm
CO
AQI 33
Good
6.16μg/m³
PM2.5
27.07μg/m³
PM10
24.69ppb
O3
0.16ppb
SO2
5.96ppb
NO2
0.13ppm
CO
AQI 33
Good
5.76μg/m³
PM2.5
23.73μg/m³
PM10
29.48ppb
O3
0.21ppb
SO2
4.24ppb
NO2
0.12ppm
CO
AQI 33
Good
5.93μg/m³
PM2.5
25.80μg/m³
PM10
26.56ppb
O3
0.16ppb
SO2
5.08ppb
NO2
0.13ppm
CO
AQI 33
Good
6.12μg/m³
PM2.5
26.82μg/m³
PM10
25.07ppb
O3
0.16ppb
SO2
5.78ppb
NO2
0.13ppm
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 09:00:00 on 2026-01-22.
In the last 24 hrs, the best air quality in Cottage Grove, Minnesota was observed at 08:00:00 on 2026-01-22.
The current air quality in Cottage Grove, Minnesota is 33, 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 5.818 μg/m3.
The current PM10 concentration at Cottage Grove, Minnesota is 24.147 μg/m3.
The current carbon monoxide (CO) concentration at Cottage Grove, Minnesota is 0.125 ppm.
The current sulfur dioxide (SO2) concentration at Cottage Grove, Minnesota is 0.185 ppb.
The current ozone (O3) concentration at Cottage Grove, Minnesota is 28.999 ppm.
The current nitrogen dioxide (NO2) concentration at Cottage Grove, Minnesota is 4.651 ppb.
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