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
37 10am
37
37
35 1pm
35
35
35 4pm
35
35
35 7pm
35
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— 10pm
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— 1am
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— 4am
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— 7am
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CAMS model adj +10
27
27
27
25
25
25
25
25
25
25
25

Air Quality Trend (24h)

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

22
Sarnia, Ontario, Canada
5.3 km PM2.5: 5.3 µg/m³
34
Sarnia, Ontario, Canada
5.3 km PM2.5: 8.2 µg/m³
18
Sarnia, Ontario, Canada
5.3 km PM2.5: 4.3 µg/m³
19
Sarnia, Ontario, Canada
5.3 km PM2.5: 4.6 µg/m³
20
Sarnia, Ontario, Canada
5.3 km PM2.5: 4.8 µg/m³
22
Sarnia, Ontario, Canada
5.3 km PM2.5: 5.3 µg/m³

Nearby Cities

42 Port Huron 42 Sarnia 41 Mount Clemens 41 Clinton Township 41 Shelby 41 Saint Clair Shores 41 Sterling Heights 41 Chatham 41 Roseville

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-17T13:22 UTC.