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)
27
Good
River Falls, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.55 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.11 μg/m³
0
55
155
255
425
605+
22.78 ppb
0
55
71
86
201
201+
0.31 ppb
0
36
76
186
605
1005+
5.12 ppb
0
54
101
361
1250
2050+
0.30 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 27
Good
4.83μg/m³
PM2.5
16.73μg/m³
PM10
19.57ppb
O3
0.28ppb
SO2
4.63ppb
NO2
0.22ppm
CO
AQI 22
Good
3.69μg/m³
PM2.5
15.61μg/m³
PM10
19.85ppb
O3
0.26ppb
SO2
4.52ppb
NO2
0.23ppm
CO
AQI 27
Good
4.93μg/m³
PM2.5
21.09μg/m³
PM10
19.32ppb
O3
0.29ppb
SO2
4.50ppb
NO2
0.22ppm
CO
AQI 22
Good
4.38μg/m³
PM2.5
18.80μg/m³
PM10
17.88ppb
O3
0.27ppb
SO2
4.20ppb
NO2
0.23ppm
CO
AQI 27
Good
4.61μg/m³
PM2.5
14.44μg/m³
PM10
19.87ppb
O3
0.29ppb
SO2
4.60ppb
NO2
0.22ppm
CO
AQI 17
Good
3.15μg/m³
PM2.5
13.65μg/m³
PM10
18.20ppb
O3
0.27ppb
SO2
4.47ppb
NO2
0.24ppm
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 02:00:00 on 2025-12-06.
In the last 24 hrs, the best air quality in River Falls, Wisconsin was observed at 02:00:00 on 2025-12-07.
The current air quality in River Falls, Wisconsin is 27, 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 4.553 μg/m3.
The current PM10 concentration at River Falls, Wisconsin is 21.108 μg/m3.
The current carbon monoxide (CO) concentration at River Falls, Wisconsin is 0.296 ppm.
The current sulfur dioxide (SO2) concentration at River Falls, Wisconsin is 0.309 ppb.
The current ozone (O3) concentration at River Falls, Wisconsin is 22.78 ppm.
The current nitrogen dioxide (NO2) concentration at River Falls, Wisconsin is 5.118 ppb.
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