Stay updated with real-time air quality in River Falls, Wisconsin 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)
22
Good
River Falls, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.38 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.00 μg/m³
0
55
155
255
425
605+
13.95 ppb
0
55
71
86
201
201+
0.61 ppb
0
36
76
186
605
1005+
4.06 ppb
0
54
101
361
1250
2050+
0.42 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
River Falls, Wisconsin
River Falls, Wisconsin
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AQI 22
Good
4.35μg/m³
PM2.5
18.27μg/m³
PM10
14.36ppb
O3
0.62ppb
SO2
3.27ppb
NO2
0.42ppm
CO
AQI 27
Good
4.51μg/m³
PM2.5
21.93μg/m³
PM10
12.33ppb
O3
0.62ppb
SO2
3.22ppb
NO2
0.42ppm
CO
AQI 22
Good
4.41μg/m³
PM2.5
19.57μg/m³
PM10
12.55ppb
O3
0.65ppb
SO2
3.23ppb
NO2
0.42ppm
CO
AQI 22
Good
4.49μg/m³
PM2.5
21.94μg/m³
PM10
12.40ppb
O3
0.64ppb
SO2
3.25ppb
NO2
0.43ppm
CO
AQI 22
Good
4.39μg/m³
PM2.5
19.48μg/m³
PM10
13.10ppb
O3
0.64ppb
SO2
3.27ppb
NO2
0.41ppm
CO
AQI 22
Good
4.20μg/m³
PM2.5
18.74μg/m³
PM10
13.49ppb
O3
0.67ppb
SO2
3.27ppb
NO2
0.48ppm
CO
Air quality data and pollutant measurements for Wisconsin, 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 River Falls, Wisconsin is updated every hour.
The worst air quality in River Falls, Wisconsin in the last 24 hours was observed at 03:00:00 on 2026-09-07.
In the last 24 hrs, the best air quality in River Falls, Wisconsin was observed at 11:00:00 on 2026-09-07.
The current air quality in River Falls, Wisconsin is 22, categorized as Good based on real-time data.
The most common pollutant in River Falls, Wisconsin is PM2.5.
If the air quality in River Falls, Wisconsin is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at River Falls, Wisconsin is 4.377 μg/m3.
The current PM10 concentration at River Falls, Wisconsin is 18.002 μg/m3.
The current carbon monoxide (CO) concentration at River Falls, Wisconsin is 0.417 ppm.
The current sulfur dioxide (SO2) concentration at River Falls, Wisconsin is 0.608 ppb.
The current ozone (O3) concentration at River Falls, Wisconsin is 13.949 ppm.
The current nitrogen dioxide (NO2) concentration at River Falls, Wisconsin is 4.063 ppb.
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