Stay updated with real-time air quality in Ypsilanti, 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)
27
Good
Ypsilanti, Michigan
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.70 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.99 μg/m³
0
55
155
255
425
605+
9.99 ppb
0
55
71
86
201
201+
0.60 ppb
0
36
76
186
605
1005+
6.67 ppb
0
54
101
361
1250
2050+
0.35 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Ypsilanti, Michigan
Ypsilanti, Michigan
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AQI 27
Good
4.73μg/m³
PM2.5
20.85μg/m³
PM10
9.88ppb
O3
0.60ppb
SO2
6.61ppb
NO2
0.35ppm
CO
AQI 27
Good
4.86μg/m³
PM2.5
20.91μg/m³
PM10
9.76ppb
O3
0.59ppb
SO2
6.48ppb
NO2
0.35ppm
CO
AQI 33
Good
5.61μg/m³
PM2.5
21.48μg/m³
PM10
8.65ppb
O3
0.61ppb
SO2
6.32ppb
NO2
0.34ppm
CO
AQI 33
Good
6.02μg/m³
PM2.5
27.10μg/m³
PM10
8.87ppb
O3
0.59ppb
SO2
6.23ppb
NO2
0.36ppm
CO
AQI 27
Good
5.01μg/m³
PM2.5
20.02μg/m³
PM10
8.45ppb
O3
0.61ppb
SO2
6.31ppb
NO2
0.33ppm
CO
AQI 27
Good
5.24μg/m³
PM2.5
20.14μg/m³
PM10
9.50ppb
O3
0.58ppb
SO2
5.91ppb
NO2
0.36ppm
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 Ypsilanti, Michigan is updated on an hourly basis.
The worst air quality in Ypsilanti, Michigan was recorded at 05:00:00 on 2026-09-07.
The best air quality in Ypsilanti, Michigan was recorded at 02:00:00 on 2026-09-07.
The real-time air quality index in Ypsilanti, Michigan is 27, currently categorized as Good.
The most common pollutant in Ypsilanti, Michigan is PM2.5.
If the air quality in Ypsilanti, Michigan is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Ypsilanti, Michigan at present are 4.703 μg/m3.
The current PM10 levels in Ypsilanti, Michigan are 20.989 μg/m3.
The current carbon monoxide (CO) level in Ypsilanti, Michigan is 0.346 ppm.
The current sulfur dioxide (SO2) levels in Ypsilanti, Michigan are 0.602 ppb.
The current ozone (O3) levels at Ypsilanti, Michigan is 9.991 ppm.
The current nitrogen dioxide (NO2) levels at Ypsilanti, Michigan is 6.668 ppb.
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