Stay updated with real-time air quality in Bay 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)
52
Moderate
Bay City, Michigan
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.92 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
44.01 μg/m³
0
55
155
255
425
605+
15.61 ppb
0
55
71
86
201
201+
1.00 ppb
0
36
76
186
605
1005+
10.61 ppb
0
54
101
361
1250
2050+
0.32 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Bay City, Michigan
Scroll To Air Quality MapLoading...
AQI 52
Moderate
9.92μg/m³
PM2.5
44.01μg/m³
PM10
15.61ppb
O3
1.00ppb
SO2
10.61ppb
NO2
0.32ppm
CO
AQI 54
Moderate
11.17μg/m³
PM2.5
44.97μg/m³
PM10
15.49ppb
O3
1.01ppb
SO2
11.00ppb
NO2
0.32ppm
CO
AQI 56
Moderate
11.59μg/m³
PM2.5
42.26μg/m³
PM10
15.68ppb
O3
1.01ppb
SO2
6.72ppb
NO2
0.32ppm
CO
AQI 58
Moderate
13.26μg/m³
PM2.5
47.27μg/m³
PM10
15.60ppb
O3
1.00ppb
SO2
6.76ppb
NO2
0.32ppm
CO
AQI 54
Moderate
11.24μg/m³
PM2.5
33.35μg/m³
PM10
15.66ppb
O3
1.02ppb
SO2
6.87ppb
NO2
0.32ppm
CO
AQI 54
Moderate
10.90μg/m³
PM2.5
24.81μg/m³
PM10
19.46ppb
O3
0.96ppb
SO2
6.41ppb
NO2
0.32ppm
CO
Air quality measurements for Michigan, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Bay City, Michigan is updated on an hourly basis.
The worst air quality in Bay City, Michigan was recorded at 01:00:00 on 2026-03-06.
The best air quality in Bay City, Michigan was recorded at 07:00:00 on 2026-03-06.
The real-time air quality index in Bay City, Michigan is 52, currently categorized as Moderate.
The most common pollutant in Bay City, Michigan is PM2.5.
If the air quality in Bay City, Michigan is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Bay City, Michigan at present are 9.918 μg/m3.
The current PM10 levels in Bay City, Michigan are 44.011 μg/m3.
The current carbon monoxide (CO) level in Bay City, Michigan is 0.324 ppm.
The current sulfur dioxide (SO2) levels in Bay City, Michigan are 0.998 ppb.
The current ozone (O3) levels at Bay City, Michigan is 15.612 ppm.
The current nitrogen dioxide (NO2) levels at Bay City, Michigan is 10.605 ppb.
All Rights Reserved © Ambee Inc. 2025