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)
22
Good
Coldwater City, Michigan
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.88 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.94 μg/m³
0
55
155
255
425
605+
16.70 ppb
0
55
71
86
201
201+
0.17 ppb
0
36
76
186
605
1005+
1.57 ppb
0
54
101
361
1250
2050+
0.18 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 22
Good
4.15μg/m³
PM2.5
18.23μg/m³
PM10
16.34ppb
O3
0.17ppb
SO2
2.91ppb
NO2
0.20ppm
CO
AQI 33
Good
5.72μg/m³
PM2.5
25.91μg/m³
PM10
20.39ppb
O3
0.41ppb
SO2
4.84ppb
NO2
0.22ppm
CO
AQI 33
Good
6.00μg/m³
PM2.5
27.77μg/m³
PM10
21.21ppb
O3
0.31ppb
SO2
5.98ppb
NO2
0.21ppm
CO
AQI 33
Good
5.92μg/m³
PM2.5
26.09μg/m³
PM10
19.94ppb
O3
0.31ppb
SO2
6.06ppb
NO2
0.21ppm
CO
AQI 33
Good
5.55μg/m³
PM2.5
23.46μg/m³
PM10
17.92ppb
O3
0.36ppb
SO2
5.73ppb
NO2
0.21ppm
CO
AQI 38
Good
6.58μg/m³
PM2.5
25.61μg/m³
PM10
20.24ppb
O3
0.34ppb
SO2
5.26ppb
NO2
0.22ppm
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 04:00:00 on 2026-08-17.
In the last 24 hrs, the best air quality in Coldwater City, Michigan was observed at 12:00:00 on 2026-08-17.
The current air quality in Coldwater City, Michigan is 22, categorized as Good based on real-time data.
The most common pollutant in Coldwater City, Michigan is PM2.5.
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 4.146 μg/m3.
The current PM10 concentration at Coldwater City, Michigan is 18.231 μg/m3.
The current carbon monoxide (CO) concentration at Coldwater City, Michigan is 0.204 ppm.
The current sulfur dioxide (SO2) concentration at Coldwater City, Michigan is 0.172 ppb.
The current ozone (O3) concentration at Coldwater City, Michigan is 16.335 ppm.
The current nitrogen dioxide (NO2) concentration at Coldwater City, Michigan is 2.914 ppb.
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