Stay updated with real-time air quality in Ionia City, 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)
37
Good
Ionia City, Michigan
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.46 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.53 μg/m³
0
55
155
255
425
605+
40.31 ppb
0
55
71
86
201
201+
1.66 ppb
0
36
76
186
605
1005+
4.42 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Ionia City, Michigan
Ionia City, Michigan
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AQI 35
Good
5.14μg/m³
PM2.5
24.52μg/m³
PM10
38.44ppb
O3
0.97ppb
SO2
6.24ppb
NO2
0.21ppm
CO
AQI 36
Good
5.54μg/m³
PM2.5
27.06μg/m³
PM10
38.97ppb
O3
0.57ppb
SO2
9.21ppb
NO2
0.20ppm
CO
AQI 36
Good
5.62μg/m³
PM2.5
26.41μg/m³
PM10
39.31ppb
O3
0.60ppb
SO2
9.94ppb
NO2
0.20ppm
CO
AQI 36
Good
5.59μg/m³
PM2.5
26.92μg/m³
PM10
39.44ppb
O3
0.63ppb
SO2
9.65ppb
NO2
0.21ppm
CO
AQI 36
Good
4.83μg/m³
PM2.5
25.41μg/m³
PM10
39.07ppb
O3
0.44ppb
SO2
6.01ppb
NO2
0.20ppm
CO
AQI 36
Good
5.23μg/m³
PM2.5
26.41μg/m³
PM10
39.17ppb
O3
0.45ppb
SO2
8.35ppb
NO2
0.20ppm
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 Ionia City, Michigan is updated on an hourly basis.
The worst air quality in Ionia City, Michigan was recorded at 05:00:00 on 2026-10-06.
The best air quality in Ionia City, Michigan was recorded at 03:00:00 on 2026-10-06.
The real-time air quality index in Ionia City, Michigan is 35, currently categorized as Good.
The most common pollutant in Ionia City, Michigan is O3.
If the air quality in Ionia City, Michigan is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Ionia City, Michigan at present are 5.145 μg/m3.
The current PM10 levels in Ionia City, Michigan are 24.525 μg/m3.
The current carbon monoxide (CO) level in Ionia City, Michigan is 0.211 ppm.
The current sulfur dioxide (SO2) levels in Ionia City, Michigan are 0.974 ppb.
The current ozone (O3) levels at Ionia City, Michigan is 38.444 ppm.
The current nitrogen dioxide (NO2) levels at Ionia City, Michigan is 6.244 ppb.
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