Hartford, Connecticut, USA Air Quality

Monitoring Station · Hartford, United States
34
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
34 11pm
25
27
27 2am
27
27
27 5am
27
27
34 8am
34
34
34 11am
27
25
— 2pm
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—
— 5pm
—
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— 8pm
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CAMS model
25
25
27
27
27
27
27
27
27
34
34
34
34
27
25

Air Quality Forecast (24h)

PM2.58.2 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

19
Hartford, Connecticut, USA
0.0 km PM2.5: 4.6 µg/m³
45
Hartford, Connecticut, USA
0.0 km PM2.5: 10.8 µg/m³
45
East Hartford, Connecticut, USA
3.9 km PM2.5: 10.8 µg/m³

Nearby Cities

18 Hartford 26 East Hartford 22 Wethersfield 21 West Hartford 25 South Windsor 23 Glastonbury 23 Bloomfield 22 Newington 24 Windsor

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T02:17 UTC.