Stay updated with real-time air quality in Mount Pleasant, Michigan 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)
66
Moderate
Mount Pleasant, Michigan
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
16.80 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
74.38 μg/m³
0
55
155
255
425
605+
27.03 ppb
0
55
71
86
201
201+
0.93 ppb
0
36
76
186
605
1005+
2.70 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Mount Pleasant, Michigan
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AQI 66
Moderate
16.55μg/m³
PM2.5
73.22μg/m³
PM10
27.11ppb
O3
0.92ppb
SO2
2.69ppb
NO2
0.14ppm
CO
AQI 38
Good
6.88μg/m³
PM2.5
27.79μg/m³
PM10
19.67ppb
O3
0.71ppb
SO2
7.26ppb
NO2
0.23ppm
CO
AQI 44
Good
8.29μg/m³
PM2.5
28.82μg/m³
PM10
21.81ppb
O3
0.98ppb
SO2
7.18ppb
NO2
0.23ppm
CO
AQI 49
Good
8.84μg/m³
PM2.5
35.30μg/m³
PM10
22.52ppb
O3
0.98ppb
SO2
7.24ppb
NO2
0.23ppm
CO
AQI 49
Good
9.10μg/m³
PM2.5
33.65μg/m³
PM10
22.69ppb
O3
0.97ppb
SO2
7.25ppb
NO2
0.23ppm
CO
AQI 44
Good
8.11μg/m³
PM2.5
36.01μg/m³
PM10
20.40ppb
O3
0.96ppb
SO2
7.32ppb
NO2
0.23ppm
CO
Air quality measurements for Michigan, 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, Michigan is updated on an hourly basis.
The worst air quality in Mount Pleasant, Michigan was recorded at 01:00:00 on 2026-03-07.
The best air quality in Mount Pleasant, Michigan was recorded at 10:00:00 on 2026-03-06.
The real-time air quality index in Mount Pleasant, Michigan is 66, currently categorized as Moderate.
The most common pollutant in Mount Pleasant, Michigan is PM2.5.
If the air quality in Mount Pleasant, Michigan is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Mount Pleasant, Michigan at present are 16.8 μg/m3.
The current PM10 levels in Mount Pleasant, Michigan are 74.378 μg/m3.
The current carbon monoxide (CO) level in Mount Pleasant, Michigan is 0.142 ppm.
The current sulfur dioxide (SO2) levels in Mount Pleasant, Michigan are 0.925 ppb.
The current ozone (O3) levels at Mount Pleasant, Michigan is 27.033 ppm.
The current nitrogen dioxide (NO2) levels at Mount Pleasant, Michigan is 2.704 ppb.
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