Port Huron, Michigan, USA

Monitoring Station · Port Huron, United States
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
30 1am
37
57
57 4am
57
57
57 7am
57
57
57 10am
57
37
30 1pm
30
—
— 4pm
—
—
— 7pm
—
—
— 10pm
—
—
CAMS model adj +3
27
34
54
54
54
54
54
54
54
54
54
34
27
27

Air Quality Trend (24h)

PM2.54.3 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

26
Port Huron, Michigan, USA
0.0 km PM2.5: 6.2 µg/m³
23
Port Huron, Michigan, USA
0.0 km PM2.5: 5.5 µg/m³
24
Sarnia, Ontario, Canada
5.3 km PM2.5: 5.8 µg/m³
24
Sarnia, Ontario, Canada
5.3 km PM2.5: 5.8 µg/m³
22
Sarnia, Ontario, Canada
5.3 km PM2.5: 5.3 µg/m³
25
Sarnia, Ontario, Canada
5.3 km PM2.5: 6.0 µg/m³
18
Sarnia, Ontario, Canada
5.3 km PM2.5: 4.3 µg/m³

Nearby Cities

22 Port Huron 21 Sarnia 18 Mount Clemens 23 Clinton Township 13 Shelby 27 Saint Clair Shores 26 Sterling Heights 30 Chatham 27 Roseville

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T04:02 UTC.