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)
19
Good
Cottage Grove, Minnesota
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
1.68 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.01 μg/m³
0
55
155
255
425
605+
21.01 ppb
0
55
71
86
201
201+
0.67 ppb
0
36
76
186
605
1005+
3.48 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Cottage Grove, Minnesota
Cottage Grove, Minnesota
Scroll To Air Quality MapLoading...
AQI 21
Good
1.66μg/m³
PM2.5
7.76μg/m³
PM10
23.14ppb
O3
0.68ppb
SO2
3.66ppb
NO2
0.23ppm
CO
AQI 19
Good
1.66μg/m³
PM2.5
7.21μg/m³
PM10
21.12ppb
O3
0.71ppb
SO2
4.06ppb
NO2
0.23ppm
CO
AQI 19
Good
1.63μg/m³
PM2.5
6.87μg/m³
PM10
21.29ppb
O3
0.71ppb
SO2
3.93ppb
NO2
0.23ppm
CO
AQI 19
Good
1.54μg/m³
PM2.5
7.77μg/m³
PM10
20.89ppb
O3
0.63ppb
SO2
3.52ppb
NO2
0.22ppm
CO
AQI 20
Good
1.55μg/m³
PM2.5
6.38μg/m³
PM10
21.87ppb
O3
0.70ppb
SO2
3.78ppb
NO2
0.23ppm
CO
AQI 19
Good
1.61μg/m³
PM2.5
6.78μg/m³
PM10
21.43ppb
O3
0.70ppb
SO2
3.88ppb
NO2
0.23ppm
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 02:00:00 on 2025-10-21.
In the last 24 hrs, the best air quality in Cottage Grove, Minnesota was observed at 03:00:00 on 2025-10-21.
The current air quality in Cottage Grove, Minnesota is 19, categorized as Good based on real-time data.
The most common pollutant in Cottage Grove, Minnesota is O3.
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 1.683 μg/m3.
The current PM10 concentration at Cottage Grove, Minnesota is 8.01 μg/m3.
The current carbon monoxide (CO) concentration at Cottage Grove, Minnesota is 0.227 ppm.
The current sulfur dioxide (SO2) concentration at Cottage Grove, Minnesota is 0.671 ppb.
The current ozone (O3) concentration at Cottage Grove, Minnesota is 21.013 ppm.
The current nitrogen dioxide (NO2) concentration at Cottage Grove, Minnesota is 3.479 ppb.
All Rights Reserved © Ambee Inc. 2025