Hartford, Connecticut, USA Air Quality

Monitoring Station · Hartford, United States
45
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
45 11pm
29
31
31 2am
31
31
31 5am
31
31
38 8am
38
38
38 11am
31
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CAMS model adj +4
25
25
27
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27
27
27
27
34
34
34
34
27

Air Quality Forecast (24h)

PM2.510.8 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

34
Hartford, Connecticut, USA
0.0 km PM2.5: 8.2 µg/m³
34
Hartford, Connecticut, USA
0.0 km PM2.5: 8.2 µg/m³
28
East Hartford, Connecticut, USA
3.9 km PM2.5: 6.7 µg/m³

Nearby Cities

16 Hartford 20 East Hartford 17 Wethersfield 17 West Hartford 19 South Windsor 18 Glastonbury 18 Bloomfield 17 Newington 18 Windsor

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T02:11 UTC.