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)
37
Good
Coldwater City, Michigan
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.69 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.00 μg/m³
0
55
155
255
425
605+
39.90 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
2.57 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Coldwater City, Michigan
Coldwater City, Michigan
Scroll To Air Quality MapLoading...
AQI 50
Good
4.31μg/m³
PM2.5
19.00μg/m³
PM10
53.53ppb
O3
0.36ppb
SO2
0.54ppb
NO2
0.15ppm
CO
AQI 48
Good
3.65μg/m³
PM2.5
16.03μg/m³
PM10
51.65ppb
O3
0.34ppb
SO2
0.55ppb
NO2
0.14ppm
CO
AQI 50
Good
5.32μg/m³
PM2.5
22.56μg/m³
PM10
53.53ppb
O3
0.54ppb
SO2
1.05ppb
NO2
0.15ppm
CO
AQI 51
Moderate
5.31μg/m³
PM2.5
23.00μg/m³
PM10
55.09ppb
O3
0.48ppb
SO2
0.63ppb
NO2
0.15ppm
CO
AQI 61
Moderate
5.82μg/m³
PM2.5
24.86μg/m³
PM10
58.03ppb
O3
0.49ppb
SO2
0.68ppb
NO2
0.15ppm
CO
AQI 45
Good
7.17μg/m³
PM2.5
31.14μg/m³
PM10
48.95ppb
O3
1.26ppb
SO2
5.54ppb
NO2
0.20ppm
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 07:00:00 on 2026-04-23.
In the last 24 hrs, the best air quality in Coldwater City, Michigan was observed at 12:00:00 on 2026-04-23.
The current air quality in Coldwater City, Michigan is 50, 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 4.306 μg/m3.
The current PM10 concentration at Coldwater City, Michigan is 19 μg/m3.
The current carbon monoxide (CO) concentration at Coldwater City, Michigan is 0.146 ppm.
The current sulfur dioxide (SO2) concentration at Coldwater City, Michigan is 0.363 ppb.
The current ozone (O3) concentration at Coldwater City, Michigan is 53.531 ppm.
The current nitrogen dioxide (NO2) concentration at Coldwater City, Michigan is 0.537 ppb.
All Rights Reserved © Ambee Inc. 2025