Stay updated with real-time air quality in South Lyon, 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)
44
Good
South Lyon, Michigan
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.45 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
27.37 μg/m³
0
55
155
255
425
605+
23.19 ppb
0
55
71
86
201
201+
0.61 ppb
0
36
76
186
605
1005+
10.18 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
South Lyon, Michigan
South Lyon, Michigan
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AQI 49
Good
8.51μg/m³
PM2.5
30.04μg/m³
PM10
21.96ppb
O3
0.61ppb
SO2
10.03ppb
NO2
0.21ppm
CO
AQI 44
Good
8.45μg/m³
PM2.5
27.37μg/m³
PM10
23.19ppb
O3
0.61ppb
SO2
10.18ppb
NO2
0.21ppm
CO
AQI 44
Good
8.46μg/m³
PM2.5
30.03μg/m³
PM10
22.84ppb
O3
0.61ppb
SO2
10.08ppb
NO2
0.21ppm
CO
AQI 44
Good
8.45μg/m³
PM2.5
27.50μg/m³
PM10
23.50ppb
O3
0.61ppb
SO2
10.85ppb
NO2
0.21ppm
CO
AQI 44
Good
7.79μg/m³
PM2.5
31.38μg/m³
PM10
25.10ppb
O3
0.62ppb
SO2
10.72ppb
NO2
0.21ppm
CO
AQI 44
Good
8.43μg/m³
PM2.5
27.40μg/m³
PM10
21.95ppb
O3
0.61ppb
SO2
9.57ppb
NO2
0.21ppm
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 South Lyon, Michigan is updated on an hourly basis.
The worst air quality in South Lyon, Michigan was recorded at 03:00:00 on 2026-06-08.
The best air quality in South Lyon, Michigan was recorded at 08:00:00 on 2026-06-08.
The real-time air quality index in South Lyon, Michigan is 44, currently categorized as Good.
The most common pollutant in South Lyon, Michigan is PM2.5.
If the air quality in South Lyon, Michigan is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in South Lyon, Michigan at present are 8.453 μg/m3.
The current PM10 levels in South Lyon, Michigan are 27.37 μg/m3.
The current carbon monoxide (CO) level in South Lyon, Michigan is 0.208 ppm.
The current sulfur dioxide (SO2) levels in South Lyon, Michigan are 0.608 ppb.
The current ozone (O3) levels at South Lyon, Michigan is 23.186 ppm.
The current nitrogen dioxide (NO2) levels at South Lyon, Michigan is 10.181 ppb.
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