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  4. Fairfield County

Fairfield County

Connecticut

2026-05-04 18:00
CAQI (Europe)
Medium
Pollutants|Pollens
O3
μg/m³
127
PM10
μg/m³
19.8
PM2.5
μg/m³
4.5
NO2
μg/m³
8.8
SO2
μg/m³
1.4
Weather
  • ℃
  • ℉
21℃
36%
26 kph
5 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • NO2
  • SO2
Places included
Bridgeport
AQI 24
Brookfield
AQI 15
Danbury
AQI 55
Darien
AQI 24
Fairfield
AQI 24
Greenwich
AQI 53
Newtown
AQI 15
Norwalk
AQI 24
Redding
AQI 15
Ridgefield
AQI 15
Shelton
AQI 19
Sherman
AQI 15
Stamford
AQI 4
Stratford
AQI 52
Trumbull
AQI 24
Westport
AQI 53
Data Sources
http://www.airnow.gov/

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Cities Nearby

Redding
AQI 15
Ridgefield
AQI 15
Westport
AQI 53
Trumbull
AQI 24
South Salem
AQI 15
Norwalk
AQI 24
Fairfield
AQI 24
Scotts Corners
AQI 15
Danbury
AQI 55
Bridgeport
AQI 24
Newtown
AQI 15