Stay updated with real-time air quality in Coldwater 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)
25
Good
Coldwater City, Michigan
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.81 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.46 μg/m³
0
55
155
255
425
605+
26.78 ppb
0
55
71
86
201
201+
1.97 ppb
0
36
76
186
605
1005+
1.80 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Coldwater City, Michigan
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AQI 25
Good
3.81μg/m³
PM2.5
16.46μg/m³
PM10
26.78ppb
O3
1.97ppb
SO2
1.80ppb
NO2
0.17ppm
CO
AQI 26
Good
3.24μg/m³
PM2.5
13.29μg/m³
PM10
27.66ppb
O3
0.77ppb
SO2
5.74ppb
NO2
0.20ppm
CO
AQI 27
Good
3.13μg/m³
PM2.5
12.12μg/m³
PM10
28.59ppb
O3
0.81ppb
SO2
6.27ppb
NO2
0.19ppm
CO
AQI 27
Good
3.01μg/m³
PM2.5
9.95μg/m³
PM10
28.87ppb
O3
0.82ppb
SO2
6.41ppb
NO2
0.19ppm
CO
AQI 24
Good
3.73μg/m³
PM2.5
15.90μg/m³
PM10
26.49ppb
O3
0.76ppb
SO2
6.94ppb
NO2
0.19ppm
CO
AQI 27
Good
4.10μg/m³
PM2.5
19.30μg/m³
PM10
28.63ppb
O3
0.78ppb
SO2
7.26ppb
NO2
0.18ppm
CO
Air quality data and pollutant measurements for Michigan, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Coldwater City, Michigan is updated every hour.
The worst air quality in Coldwater City, Michigan in the last 24 hours was observed at 12:00:00 on 2026-03-08.
In the last 24 hrs, the best air quality in Coldwater City, Michigan was observed at 11:00:00 on 2026-03-09.
The current air quality in Coldwater City, Michigan is 25, categorized as Good based on real-time data.
The most common pollutant in Coldwater City, Michigan is O3.
If the air quality in Coldwater City, Michigan is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Coldwater City, Michigan is 3.809 μg/m3.
The current PM10 concentration at Coldwater City, Michigan is 16.459 μg/m3.
The current carbon monoxide (CO) concentration at Coldwater City, Michigan is 0.168 ppm.
The current sulfur dioxide (SO2) concentration at Coldwater City, Michigan is 1.972 ppb.
The current ozone (O3) concentration at Coldwater City, Michigan is 26.779 ppm.
The current nitrogen dioxide (NO2) concentration at Coldwater City, Michigan is 1.805 ppb.
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