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  4. Fairfield County

Fairfield County

Connecticut

2026-05-05 02:00
CAQI (Europe)
Low
Pollutants|Pollens
O3
μg/m³
105.5
PM10
μg/m³
18.7
PM2.5
μg/m³
7.7
NO2
μg/m³
7
SO2
μg/m³
0.9
Weather
  • ℃
  • ℉
11℃
81%
3 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • NO2
  • SO2
Places included
Bridgeport
AQI 20
Brookfield
AQI 17
Danbury
AQI 43
Darien
AQI 20
Fairfield
AQI 20
Greenwich
AQI 40
Newtown
AQI 17
Norwalk
AQI 20
Redding
AQI 17
Ridgefield
AQI 17
Shelton
AQI 20
Sherman
AQI 17
Stamford
AQI 12
Stratford
AQI 50
Trumbull
AQI 20
Westport
AQI 45
Data Sources
http://www.airnow.gov/

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Cities Nearby

Redding
AQI 17
Ridgefield
AQI 17
Westport
AQI 45
Trumbull
AQI 20
South Salem
AQI 17
Norwalk
AQI 20
Fairfield
AQI 20
Scotts Corners
AQI 17
Danbury
AQI 43
Bridgeport
AQI 20
Newtown
AQI 17