Stay updated with real-time air quality in Leoni, 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)
56
Moderate
Leoni, Michigan
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.01 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
50.82 μg/m³
0
55
155
255
425
605+
35.73 ppb
0
55
71
86
201
201+
0.56 ppb
0
36
76
186
605
1005+
6.39 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Leoni, Michigan
Leoni, Michigan
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AQI 52
Moderate
10.33μg/m³
PM2.5
42.48μg/m³
PM10
27.00ppb
O3
0.34ppb
SO2
4.60ppb
NO2
0.24ppm
CO
AQI 52
Moderate
10.36μg/m³
PM2.5
45.43μg/m³
PM10
27.46ppb
O3
0.33ppb
SO2
4.61ppb
NO2
0.24ppm
CO
AQI 52
Moderate
10.21μg/m³
PM2.5
33.90μg/m³
PM10
26.31ppb
O3
0.35ppb
SO2
4.59ppb
NO2
0.24ppm
CO
AQI 54
Moderate
11.26μg/m³
PM2.5
44.10μg/m³
PM10
22.49ppb
O3
0.41ppb
SO2
5.33ppb
NO2
0.25ppm
CO
AQI 44
Good
7.76μg/m³
PM2.5
32.70μg/m³
PM10
22.20ppb
O3
0.42ppb
SO2
5.07ppb
NO2
0.25ppm
CO
AQI 54
Moderate
11.20μg/m³
PM2.5
51.92μg/m³
PM10
23.50ppb
O3
0.43ppb
SO2
5.25ppb
NO2
0.26ppm
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 Leoni, Michigan is updated on an hourly basis.
The worst air quality in Leoni, Michigan was recorded at 06:00:00 on 2026-08-10.
The best air quality in Leoni, Michigan was recorded at 05:00:00 on 2026-08-09.
The real-time air quality index in Leoni, Michigan is 49, currently categorized as Good.
The most common pollutant in Leoni, Michigan is PM2.5.
If the air quality in Leoni, Michigan is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Leoni, Michigan at present are 8.957 μg/m3.
The current PM10 levels in Leoni, Michigan are 33.833 μg/m3.
The current carbon monoxide (CO) level in Leoni, Michigan is 0.247 ppm.
The current sulfur dioxide (SO2) levels in Leoni, Michigan are 0.363 ppb.
The current ozone (O3) levels at Leoni, Michigan is 26.801 ppm.
The current nitrogen dioxide (NO2) levels at Leoni, Michigan is 4.697 ppb.
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