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)
38
Good
Menomonee Falls, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.83 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.30 μg/m³
0
55
155
255
425
605+
41.39 ppb
0
55
71
86
201
201+
0.80 ppb
0
36
76
186
605
1005+
4.52 ppb
0
54
101
361
1250
2050+
0.11 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 39
Good
4.86μg/m³
PM2.5
20.66μg/m³
PM10
41.63ppb
O3
0.78ppb
SO2
4.55ppb
NO2
0.11ppm
CO
AQI 38
Good
4.84μg/m³
PM2.5
19.08μg/m³
PM10
41.25ppb
O3
0.90ppb
SO2
4.47ppb
NO2
0.11ppm
CO
AQI 40
Good
4.85μg/m³
PM2.5
17.07μg/m³
PM10
42.90ppb
O3
0.75ppb
SO2
4.54ppb
NO2
0.11ppm
CO
AQI 39
Good
4.84μg/m³
PM2.5
19.24μg/m³
PM10
41.74ppb
O3
0.91ppb
SO2
4.47ppb
NO2
0.11ppm
CO
AQI 38
Good
4.86μg/m³
PM2.5
16.55μg/m³
PM10
41.36ppb
O3
0.90ppb
SO2
4.38ppb
NO2
0.11ppm
CO
AQI 38
Good
4.81μg/m³
PM2.5
20.35μg/m³
PM10
41.11ppb
O3
0.71ppb
SO2
4.58ppb
NO2
0.11ppm
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 03:00:00, 2026-07-23.
The best air quality in Menomonee Falls, Wisconsin was observed at 04:00:00 on 2026-07-23.
The air quality in Menomonee Falls, Wisconsin right now is Good, with an AQI of 38.
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 4.831 μg/m3.
Menomonee Falls, Wisconsin currently has a PM10 concentration of 20.297 μg/m3.
The current carbon monoxide (CO) level in Menomonee Falls, Wisconsin is 0.112 ppm.
The current sulfur dioxide (SO2) concentration in Menomonee Falls, Wisconsin is 0.796 ppb.
Menomonee Falls, Wisconsin currently has an ozone (O3) concentration of 41.387 ppm.
The current level of nitrogen dioxide (NO2) in Menomonee Falls, Wisconsin is 4.523 ppb.
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