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)
38
Good
Coldwater City, Michigan
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.19 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
4.69 μg/m³
0
55
155
255
425
605+
40.95 ppb
0
55
71
86
201
201+
0.10 ppb
0
36
76
186
605
1005+
0.53 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Coldwater City, Michigan
Coldwater City, Michigan
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AQI 38
Good
1.19μg/m³
PM2.5
4.69μg/m³
PM10
40.95ppb
O3
0.10ppb
SO2
0.53ppb
NO2
0.11ppm
CO
AQI 38
Good
4.80μg/m³
PM2.5
19.90μg/m³
PM10
41.07ppb
O3
1.15ppb
SO2
4.62ppb
NO2
0.18ppm
CO
AQI 40
Good
6.65μg/m³
PM2.5
25.04μg/m³
PM10
42.64ppb
O3
0.88ppb
SO2
4.95ppb
NO2
0.16ppm
CO
AQI 40
Good
6.56μg/m³
PM2.5
30.14μg/m³
PM10
42.58ppb
O3
0.87ppb
SO2
5.06ppb
NO2
0.16ppm
CO
AQI 36
Good
5.44μg/m³
PM2.5
23.43μg/m³
PM10
39.26ppb
O3
0.95ppb
SO2
5.37ppb
NO2
0.17ppm
CO
AQI 38
Good
5.76μg/m³
PM2.5
20.10μg/m³
PM10
40.64ppb
O3
0.90ppb
SO2
4.41ppb
NO2
0.16ppm
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 10:00:00 on 2026-07-23.
In the last 24 hrs, the best air quality in Coldwater City, Michigan was observed at 11:00:00 on 2026-07-23.
The current air quality in Coldwater City, Michigan is 38, 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 1.186 μg/m3.
The current PM10 concentration at Coldwater City, Michigan is 4.687 μg/m3.
The current carbon monoxide (CO) concentration at Coldwater City, Michigan is 0.11 ppm.
The current sulfur dioxide (SO2) concentration at Coldwater City, Michigan is 0.102 ppb.
The current ozone (O3) concentration at Coldwater City, Michigan is 40.947 ppm.
The current nitrogen dioxide (NO2) concentration at Coldwater City, Michigan is 0.53 ppb.
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