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)
20
Good
Coldwater City, Michigan
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.77 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.23 μg/m³
0
55
155
255
425
605+
21.91 ppb
0
55
71
86
201
201+
0.35 ppb
0
36
76
186
605
1005+
8.61 ppb
0
54
101
361
1250
2050+
0.20 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 16
Good
0.32μg/m³
PM2.5
1.00μg/m³
PM10
16.75ppb
O3
0.35ppb
SO2
3.32ppb
NO2
0.14ppm
CO
AQI 16
Good
2.90μg/m³
PM2.5
11.62μg/m³
PM10
15.02ppb
O3
0.76ppb
SO2
6.41ppb
NO2
0.36ppm
CO
AQI 16
Good
2.58μg/m³
PM2.5
9.84μg/m³
PM10
11.38ppb
O3
0.78ppb
SO2
3.86ppb
NO2
0.24ppm
CO
AQI 16
Good
2.66μg/m³
PM2.5
9.77μg/m³
PM10
12.37ppb
O3
0.78ppb
SO2
3.86ppb
NO2
0.24ppm
CO
AQI 16
Good
2.77μg/m³
PM2.5
11.50μg/m³
PM10
10.98ppb
O3
0.89ppb
SO2
4.11ppb
NO2
0.27ppm
CO
AQI 11
Good
2.30μg/m³
PM2.5
8.01μg/m³
PM10
11.39ppb
O3
0.74ppb
SO2
3.81ppb
NO2
0.12ppm
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 11:00:00 on 2025-10-23.
In the last 24 hrs, the best air quality in Coldwater City, Michigan was observed at 08:00:00 on 2025-10-24.
The current air quality in Coldwater City, Michigan is 15, 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 0.386 μg/m3.
The current PM10 concentration at Coldwater City, Michigan is 1.292 μg/m3.
The current carbon monoxide (CO) concentration at Coldwater City, Michigan is 0.135 ppm.
The current sulfur dioxide (SO2) concentration at Coldwater City, Michigan is 0.362 ppb.
The current ozone (O3) concentration at Coldwater City, Michigan is 16.438 ppm.
The current nitrogen dioxide (NO2) concentration at Coldwater City, Michigan is 3.342 ppb.
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