Stay updated with real-time air quality in Port Huron Charter Township, 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)
31
Good
Port Huron Charter Township, Michigan
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.39 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.74 μg/m³
0
55
155
255
425
605+
32.68 ppb
0
55
71
86
201
201+
0.57 ppb
0
36
76
186
605
1005+
7.88 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Port Huron Charter Township, Michigan
Port Huron Charter Township, Michigan
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AQI 31
Good
5.39μg/m³
PM2.5
23.74μg/m³
PM10
32.68ppb
O3
0.57ppb
SO2
7.88ppb
NO2
0.20ppm
CO
AQI 31
Good
5.39μg/m³
PM2.5
23.74μg/m³
PM10
32.68ppb
O3
0.57ppb
SO2
7.88ppb
NO2
0.20ppm
CO
AQI 31
Good
5.39μg/m³
PM2.5
23.74μg/m³
PM10
32.68ppb
O3
0.57ppb
SO2
7.88ppb
NO2
0.20ppm
CO
AQI 29
Good
5.12μg/m³
PM2.5
21.53μg/m³
PM10
30.59ppb
O3
0.28ppb
SO2
9.92ppb
NO2
0.20ppm
CO
AQI 29
Good
5.12μg/m³
PM2.5
21.53μg/m³
PM10
30.59ppb
O3
0.28ppb
SO2
9.92ppb
NO2
0.20ppm
CO
AQI 28
Good
5.13μg/m³
PM2.5
21.46μg/m³
PM10
30.13ppb
O3
0.33ppb
SO2
9.96ppb
NO2
0.20ppm
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 Port Huron Charter Township, Michigan is updated on an hourly basis.
The worst air quality in Port Huron Charter Township, Michigan was recorded at 05:00:00 on 2026-01-22.
The best air quality in Port Huron Charter Township, Michigan was recorded at 11:00:00 on 2026-01-22.
The real-time air quality index in Port Huron Charter Township, Michigan is 31, currently categorized as Good.
The most common pollutant in Port Huron Charter Township, Michigan is O3.
If the air quality in Port Huron Charter Township, Michigan is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Port Huron Charter Township, Michigan at present are 5.388 μg/m3.
The current PM10 levels in Port Huron Charter Township, Michigan are 23.739 μg/m3.
The current carbon monoxide (CO) level in Port Huron Charter Township, Michigan is 0.2 ppm.
The current sulfur dioxide (SO2) levels in Port Huron Charter Township, Michigan are 0.571 ppb.
The current ozone (O3) levels at Port Huron Charter Township, Michigan is 32.678 ppm.
The current nitrogen dioxide (NO2) levels at Port Huron Charter Township, Michigan is 7.879 ppb.
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