Stay updated with real-time air quality in Menomonee 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)
45
Good
Menomonee Falls, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.24 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.38 μg/m³
0
55
155
255
425
605+
48.65 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
5.40 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Menomonee Falls, Wisconsin
Menomonee Falls, Wisconsin
Scroll To Air Quality MapLoading...
AQI 49
Good
8.51μg/m³
PM2.5
27.12μg/m³
PM10
48.53ppb
O3
0.40ppb
SO2
5.43ppb
NO2
0.17ppm
CO
AQI 49
Good
9.24μg/m³
PM2.5
39.59μg/m³
PM10
50.02ppb
O3
0.35ppb
SO2
5.02ppb
NO2
0.19ppm
CO
AQI 45
Good
7.87μg/m³
PM2.5
23.60μg/m³
PM10
48.87ppb
O3
0.42ppb
SO2
6.40ppb
NO2
0.17ppm
CO
AQI 49
Good
9.25μg/m³
PM2.5
40.27μg/m³
PM10
50.37ppb
O3
0.34ppb
SO2
4.73ppb
NO2
0.19ppm
CO
AQI 45
Good
8.08μg/m³
PM2.5
23.77μg/m³
PM10
48.66ppb
O3
0.40ppb
SO2
5.26ppb
NO2
0.18ppm
CO
AQI 44
Good
8.05μg/m³
PM2.5
23.95μg/m³
PM10
48.41ppb
O3
0.42ppb
SO2
6.50ppb
NO2
0.16ppm
CO
The air quality data for Wisconsin, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Menomonee Falls, Wisconsin are available every hour.
Menomonee Falls, Wisconsin experienced its worst air quality at 02:00:00, 2026-04-23.
The best air quality in Menomonee Falls, Wisconsin was observed at 09:00:00 on 2026-04-23.
The air quality in Menomonee Falls, Wisconsin right now is Good, with an AQI of 45.
In Menomonee Falls, Wisconsin, O3 is the most frequently found pollutant.
When air quality in Menomonee Falls, Wisconsin is compromised, staying indoors and wearing a mask can reduce health risks.
Menomonee Falls, Wisconsin currently has a PM2.5 concentration of 8.236 μg/m3.
Menomonee Falls, Wisconsin currently has a PM10 concentration of 24.379 μg/m3.
The current carbon monoxide (CO) level in Menomonee Falls, Wisconsin is 0.175 ppm.
The current sulfur dioxide (SO2) concentration in Menomonee Falls, Wisconsin is 0.4 ppb.
Menomonee Falls, Wisconsin currently has an ozone (O3) concentration of 48.649 ppm.
The current level of nitrogen dioxide (NO2) in Menomonee Falls, Wisconsin is 5.397 ppb.
All Rights Reserved © Ambee Inc. 2025