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)
58
Moderate
Menomonee Falls, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.94 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
36.79 μg/m³
0
55
155
255
425
605+
26.25 ppb
0
55
71
86
201
201+
0.22 ppb
0
36
76
186
605
1005+
16.81 ppb
0
54
101
361
1250
2050+
0.34 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Menomonee Falls, Wisconsin
Menomonee Falls, Wisconsin
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AQI 54
Moderate
10.81μg/m³
PM2.5
25.91μg/m³
PM10
41.56ppb
O3
0.28ppb
SO2
14.29ppb
NO2
0.31ppm
CO
AQI 54
Moderate
10.51μg/m³
PM2.5
27.80μg/m³
PM10
42.83ppb
O3
0.25ppb
SO2
6.97ppb
NO2
0.34ppm
CO
AQI 56
Moderate
12.17μg/m³
PM2.5
25.28μg/m³
PM10
43.13ppb
O3
0.28ppb
SO2
12.75ppb
NO2
0.30ppm
CO
AQI 52
Moderate
10.32μg/m³
PM2.5
28.31μg/m³
PM10
43.32ppb
O3
0.23ppb
SO2
6.05ppb
NO2
0.34ppm
CO
AQI 49
Good
9.37μg/m³
PM2.5
43.52μg/m³
PM10
39.00ppb
O3
0.27ppb
SO2
15.18ppb
NO2
0.33ppm
CO
AQI 49
Good
9.04μg/m³
PM2.5
41.67μg/m³
PM10
43.18ppb
O3
0.29ppb
SO2
12.63ppb
NO2
0.29ppm
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 04:00:00, 2026-08-13.
The best air quality in Menomonee Falls, Wisconsin was observed at 06:00:00 on 2026-08-12.
The air quality in Menomonee Falls, Wisconsin right now is Moderate, with an AQI of 56.
In Menomonee Falls, Wisconsin, PM2.5 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 11.55 μg/m3.
Menomonee Falls, Wisconsin currently has a PM10 concentration of 27.675 μg/m3.
The current carbon monoxide (CO) level in Menomonee Falls, Wisconsin is 0.315 ppm.
The current sulfur dioxide (SO2) concentration in Menomonee Falls, Wisconsin is 0.276 ppb.
Menomonee Falls, Wisconsin currently has an ozone (O3) concentration of 43.059 ppm.
The current level of nitrogen dioxide (NO2) in Menomonee Falls, Wisconsin is 14.758 ppb.
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