Stay updated with real-time air quality in Caledonia Township, 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)
49
Good
Caledonia Township, Michigan
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.78 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
45.42 μg/m³
0
55
155
255
425
605+
21.09 ppb
0
55
71
86
201
201+
0.55 ppb
0
36
76
186
605
1005+
14.03 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Caledonia Township, Michigan
Caledonia Township, Michigan
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AQI 44
Good
8.15μg/m³
PM2.5
29.36μg/m³
PM10
21.32ppb
O3
0.49ppb
SO2
13.47ppb
NO2
0.21ppm
CO
AQI 49
Good
8.76μg/m³
PM2.5
31.80μg/m³
PM10
21.00ppb
O3
0.30ppb
SO2
14.59ppb
NO2
0.20ppm
CO
AQI 49
Good
8.89μg/m³
PM2.5
34.78μg/m³
PM10
21.15ppb
O3
0.29ppb
SO2
15.40ppb
NO2
0.20ppm
CO
AQI 49
Good
9.45μg/m³
PM2.5
52.04μg/m³
PM10
19.83ppb
O3
0.41ppb
SO2
12.62ppb
NO2
0.21ppm
CO
AQI 44
Good
8.24μg/m³
PM2.5
23.90μg/m³
PM10
20.56ppb
O3
0.20ppb
SO2
13.03ppb
NO2
0.20ppm
CO
AQI 49
Good
8.92μg/m³
PM2.5
34.93μg/m³
PM10
21.17ppb
O3
0.28ppb
SO2
15.48ppb
NO2
0.20ppm
CO
Air quality and pollutant data for Michigan, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Caledonia Township, Michigan is updated every hour for accuracy.
In the past 24 hours, the air quality in Caledonia Township, Michigan was at its worst at 10:00:00 on 2025-12-06.
In the last 24 hours, the best air quality in Caledonia Township, Michigan was observed at 12:00:00 on 2025-12-07.
As of now, the AQI in Caledonia Township, Michigan is 49, indicating Good conditions.
Caledonia Township, Michigan air has the highest levels of PM2.5.
Poor air quality in Caledonia Township, Michigan means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Caledonia Township, Michigan are currently 8.777 μg/m3.
The PM10 concentration in Caledonia Township, Michigan is 45.423 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Caledonia Township, Michigan is 0.21 ppm.
Currently, Caledonia Township, Michigan has a sulfur dioxide (SO2) concentration of 0.55 ppb.
The current ozone (O3) level in Caledonia Township, Michigan at the moment is 21.091 ppm.
Nitrogen dioxide (NO2) level in Caledonia Township, Michigan at the moment is 14.03 ppb.
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