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
5.76 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.64 μg/m³
0
55
155
255
425
605+
39.53 ppb
0
55
71
86
201
201+
0.81 ppb
0
36
76
186
605
1005+
6.06 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Ionia City, Michigan
Ionia City, Michigan
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AQI 37
Good
5.76μg/m³
PM2.5
16.64μg/m³
PM10
39.53ppb
O3
0.81ppb
SO2
6.06ppb
NO2
0.17ppm
CO
AQI 35
Good
5.26μg/m³
PM2.5
13.97μg/m³
PM10
38.23ppb
O3
0.75ppb
SO2
7.46ppb
NO2
0.18ppm
CO
AQI 37
Good
6.16μg/m³
PM2.5
30.26μg/m³
PM10
39.61ppb
O3
0.76ppb
SO2
8.85ppb
NO2
0.18ppm
CO
AQI 34
Good
5.75μg/m³
PM2.5
17.16μg/m³
PM10
37.13ppb
O3
0.77ppb
SO2
8.30ppb
NO2
0.18ppm
CO
AQI 39
Good
5.68μg/m³
PM2.5
17.96μg/m³
PM10
42.15ppb
O3
0.67ppb
SO2
4.96ppb
NO2
0.20ppm
CO
AQI 39
Good
6.45μg/m³
PM2.5
22.70μg/m³
PM10
41.70ppb
O3
0.67ppb
SO2
6.86ppb
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 11:00:00 on 2026-07-23.
The best air quality in Ionia City, Michigan was recorded at 03:00:00 on 2026-07-23.
The real-time air quality index in Ionia City, Michigan is 37, 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 5.756 μg/m3.
The current PM10 levels in Ionia City, Michigan are 16.635 μg/m3.
The current carbon monoxide (CO) level in Ionia City, Michigan is 0.17 ppm.
The current sulfur dioxide (SO2) levels in Ionia City, Michigan are 0.814 ppb.
The current ozone (O3) levels at Ionia City, Michigan is 39.533 ppm.
The current nitrogen dioxide (NO2) levels at Ionia City, Michigan is 6.06 ppb.
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