Stay updated with real-time air quality in Mount Pleasant, 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)
30
Good
Mount Pleasant, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.27 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
5.47 μg/m³
0
55
155
255
425
605+
32.12 ppb
0
55
71
86
201
201+
0.30 ppb
0
36
76
186
605
1005+
6.13 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Mount Pleasant, Wisconsin
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AQI 29
Good
1.90μg/m³
PM2.5
4.65μg/m³
PM10
31.43ppb
O3
0.37ppb
SO2
7.11ppb
NO2
0.24ppm
CO
AQI 31
Good
2.14μg/m³
PM2.5
6.33μg/m³
PM10
34.20ppb
O3
0.27ppb
SO2
7.69ppb
NO2
0.26ppm
CO
AQI 31
Good
1.61μg/m³
PM2.5
6.98μg/m³
PM10
33.66ppb
O3
0.43ppb
SO2
6.35ppb
NO2
0.22ppm
CO
AQI 31
Good
2.25μg/m³
PM2.5
6.35μg/m³
PM10
33.45ppb
O3
0.20ppb
SO2
8.81ppb
NO2
0.29ppm
CO
AQI 31
Good
1.64μg/m³
PM2.5
7.18μg/m³
PM10
33.53ppb
O3
0.42ppb
SO2
6.42ppb
NO2
0.23ppm
CO
AQI 31
Good
2.26μg/m³
PM2.5
6.21μg/m³
PM10
33.53ppb
O3
0.20ppb
SO2
9.06ppb
NO2
0.29ppm
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 Mount Pleasant, Wisconsin is updated on an hourly basis.
The worst air quality in Mount Pleasant, Wisconsin was recorded at 01:00:00 on 2026-03-12.
The best air quality in Mount Pleasant, Wisconsin was recorded at 03:00:00 on 2026-03-11.
The real-time air quality index in Mount Pleasant, Wisconsin is 31, currently categorized as Good.
The most common pollutant in Mount Pleasant, Wisconsin is O3.
If the air quality in Mount Pleasant, Wisconsin is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Mount Pleasant, Wisconsin at present are 2.052 μg/m3.
The current PM10 levels in Mount Pleasant, Wisconsin are 5.942 μg/m3.
The current carbon monoxide (CO) level in Mount Pleasant, Wisconsin is 0.245 ppm.
The current sulfur dioxide (SO2) levels in Mount Pleasant, Wisconsin are 0.302 ppb.
The current ozone (O3) levels at Mount Pleasant, Wisconsin is 33.908 ppm.
The current nitrogen dioxide (NO2) levels at Mount Pleasant, Wisconsin is 7.339 ppb.
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