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  4. Hartford County

Hartford County

Connecticut

2026-05-19 03:00
AQI (India)
Moderately polluted
Pollutants|Pollens
O3
μg/m³
105
NO2
μg/m³
18.8
PM10
μg/m³
21.1
PM2.5
μg/m³
12.6
CO
μg/m³
125
Weather
  • ℃
  • ℉
19℃
82%
9 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • NO2
  • PM10
  • PM2.5
  • CO
Places included
Avon
AQI 23
Bloomfield
AQI 23
Bristol
AQI 24
Burlington
AQI 23
Canton
AQI 23
East Hartford
AQI 108
East Windsor
AQI 20
Enfield
AQI 19
Farmington
AQI 23
Glastonbury
AQI 20
Hartford
AQI 31
Manchester
AQI 20
New Britain
AQI 23
Newington
AQI 23
Plainville
AQI 23
Rocky Hill
AQI 23
Simsbury
AQI 23
South Windsor
AQI 20
Southington
AQI 24
Suffield
AQI 19
West Hartford
AQI 23
Windsor
AQI 20
Data Sources
http://www.airnow.gov/

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Cities Nearby

Avon
AQI 23
West Hartford
AQI 23
Farmington
AQI 23
Simsbury
AQI 23
Bloomfield
AQI 23
Canton
AQI 23
Hartford
AQI 31
Newington
AQI 23
Burlington
AQI 23
Plainville
AQI 23
New Britain
AQI 23