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)
56
Moderate
Mount Pleasant, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.12 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
52.98 μg/m³
0
55
155
255
425
605+
23.58 ppb
0
55
71
86
201
201+
0.68 ppb
0
36
76
186
605
1005+
5.41 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Mount Pleasant, Wisconsin
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AQI 56
Moderate
11.95μg/m³
PM2.5
35.81μg/m³
PM10
26.21ppb
O3
0.85ppb
SO2
4.36ppb
NO2
0.24ppm
CO
AQI 54
Moderate
10.55μg/m³
PM2.5
31.24μg/m³
PM10
25.85ppb
O3
0.70ppb
SO2
4.96ppb
NO2
0.26ppm
CO
AQI 56
Moderate
11.97μg/m³
PM2.5
49.96μg/m³
PM10
27.55ppb
O3
1.07ppb
SO2
4.07ppb
NO2
0.23ppm
CO
AQI 49
Good
9.22μg/m³
PM2.5
27.21μg/m³
PM10
25.37ppb
O3
0.54ppb
SO2
5.50ppb
NO2
0.28ppm
CO
AQI 56
Moderate
12.02μg/m³
PM2.5
49.56μg/m³
PM10
27.26ppb
O3
1.05ppb
SO2
4.13ppb
NO2
0.23ppm
CO
AQI 49
Good
8.78μg/m³
PM2.5
25.12μg/m³
PM10
25.30ppb
O3
0.52ppb
SO2
5.86ppb
NO2
0.28ppm
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 05:00:00 on 2026-08-23.
The best air quality in Mount Pleasant, Wisconsin was recorded at 07:00:00 on 2026-08-23.
The real-time air quality index in Mount Pleasant, Wisconsin is 56, currently categorized as Moderate.
The most common pollutant in Mount Pleasant, Wisconsin is PM2.5.
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 12.122 μg/m3.
The current PM10 levels in Mount Pleasant, Wisconsin are 52.982 μg/m3.
The current carbon monoxide (CO) level in Mount Pleasant, Wisconsin is 0.269 ppm.
The current sulfur dioxide (SO2) levels in Mount Pleasant, Wisconsin are 0.682 ppb.
The current ozone (O3) levels at Mount Pleasant, Wisconsin is 23.584 ppm.
The current nitrogen dioxide (NO2) levels at Mount Pleasant, Wisconsin is 5.407 ppb.
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