Stay updated with real-time air quality in Rochester, 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)
21
Good
Rochester, Minnesota
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
0.80 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
3.00 μg/m³
0
55
155
255
425
605+
23.00 ppb
0
55
71
86
201
201+
0.52 ppb
0
36
76
186
605
1005+
1.94 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Rochester, Minnesota
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AQI 20
Good
1.11μg/m³
PM2.5
5.04μg/m³
PM10
21.61ppb
O3
0.08ppb
SO2
1.13ppb
NO2
0.12ppm
CO
AQI 20
Good
0.84μg/m³
PM2.5
2.79μg/m³
PM10
22.36ppb
O3
0.72ppb
SO2
1.66ppb
NO2
0.19ppm
CO
AQI 20
Good
0.68μg/m³
PM2.5
2.76μg/m³
PM10
21.86ppb
O3
0.63ppb
SO2
1.63ppb
NO2
0.19ppm
CO
AQI 19
Good
2.17μg/m³
PM2.5
9.08μg/m³
PM10
21.27ppb
O3
0.17ppb
SO2
1.10ppb
NO2
0.12ppm
CO
AQI 20
Good
0.79μg/m³
PM2.5
2.82μg/m³
PM10
22.50ppb
O3
0.74ppb
SO2
1.71ppb
NO2
0.19ppm
CO
AQI 20
Good
0.78μg/m³
PM2.5
3.21μg/m³
PM10
22.11ppb
O3
0.76ppb
SO2
1.73ppb
NO2
0.19ppm
CO
Air quality and pollutant data for Minnesota, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Rochester, Minnesota is updated every hour for accuracy.
In the past 24 hours, the air quality in Rochester, Minnesota was at its worst at 01:00:00 on 2025-10-22.
In the last 24 hours, the best air quality in Rochester, Minnesota was observed at 05:00:00 on 2025-10-21.
As of now, the AQI in Rochester, Minnesota is 21, indicating Good conditions.
Rochester, Minnesota air has the highest levels of O3.
Poor air quality in Rochester, Minnesota means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Rochester, Minnesota are currently 0.8 μg/m3.
The PM10 concentration in Rochester, Minnesota is 3.002 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Rochester, Minnesota is 0.212 ppm.
Currently, Rochester, Minnesota has a sulfur dioxide (SO2) concentration of 0.524 ppb.
The current ozone (O3) level in Rochester, Minnesota at the moment is 23 ppm.
Nitrogen dioxide (NO2) level in Rochester, Minnesota at the moment is 1.938 ppb.
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