Stay updated with real-time air quality in South Milwaukee, 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)
97
Moderate
South Milwaukee, Wisconsin
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
33.57 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
98.69 μg/m³
0
55
155
255
425
605+
41.68 ppb
0
55
71
86
201
201+
0.26 ppb
0
36
76
186
605
1005+
7.95 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
South Milwaukee, Wisconsin
South Milwaukee, Wisconsin
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AQI 99
Moderate
34.77μg/m³
PM2.5
114.28μg/m³
PM10
42.46ppb
O3
0.31ppb
SO2
7.34ppb
NO2
0.29ppm
CO
AQI 96
Moderate
33.46μg/m³
PM2.5
103.90μg/m³
PM10
41.44ppb
O3
0.21ppb
SO2
7.73ppb
NO2
0.30ppm
CO
AQI 94
Moderate
31.76μg/m³
PM2.5
79.31μg/m³
PM10
40.39ppb
O3
0.19ppb
SO2
8.61ppb
NO2
0.30ppm
CO
AQI 110
Unhealthy for sensitive groups
38.91μg/m³
PM2.5
160.36μg/m³
PM10
45.53ppb
O3
0.60ppb
SO2
5.95ppb
NO2
0.29ppm
CO
AQI 94
Moderate
31.78μg/m³
PM2.5
84.35μg/m³
PM10
40.35ppb
O3
0.16ppb
SO2
8.26ppb
NO2
0.30ppm
CO
AQI 94
Moderate
32.15μg/m³
PM2.5
83.54μg/m³
PM10
40.69ppb
O3
0.21ppb
SO2
8.25ppb
NO2
0.30ppm
CO
Air quality measurements for Wisconsin, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for South Milwaukee, Wisconsin is updated on an hourly basis.
The worst air quality in South Milwaukee, Wisconsin was recorded at 08:00:00 on 2025-06-05.
The best air quality in South Milwaukee, Wisconsin was recorded at 01:00:00 on 2025-06-06.
The real-time air quality index in South Milwaukee, Wisconsin is 97, currently categorized as Moderate.
The most common pollutant in South Milwaukee, Wisconsin is PM2.5.
If the air quality in South Milwaukee, Wisconsin is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in South Milwaukee, Wisconsin at present are 33.574 μg/m3.
The current PM10 levels in South Milwaukee, Wisconsin are 98.689 μg/m3.
The current carbon monoxide (CO) level in South Milwaukee, Wisconsin is 0.296 ppm.
The current sulfur dioxide (SO2) levels in South Milwaukee, Wisconsin are 0.256 ppb.
The current ozone (O3) levels at South Milwaukee, Wisconsin is 41.68 ppm.
The current nitrogen dioxide (NO2) levels at South Milwaukee, Wisconsin is 7.95 ppb.
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