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  4. Fairfield County

Fairfield County

Connecticut

2026-05-04 22:00
CAQI (Europe)
Medium
Pollutants|Pollens
O3
μg/m³
124.8
PM10
μg/m³
25.5
PM2.5
μg/m³
6.6
NO2
μg/m³
3.5
SO2
μg/m³
0.9
Weather
  • ℃
  • ℉
16℃
57%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • NO2
  • SO2
Places included
Bridgeport
AQI 32
Brookfield
AQI 19
Danbury
AQI 57
Darien
AQI 32
Fairfield
AQI 32
Greenwich
AQI 50
Newtown
AQI 19
Norwalk
AQI 32
Redding
AQI 19
Ridgefield
AQI 19
Shelton
AQI 19
Sherman
AQI 19
Stamford
AQI 12
Stratford
AQI 51
Trumbull
AQI 32
Westport
AQI 51
Data Sources
http://www.airnow.gov/

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Cities Nearby

Redding
AQI 19
Ridgefield
AQI 19
Westport
AQI 51
Trumbull
AQI 32
South Salem
AQI 19
Norwalk
AQI 32
Fairfield
AQI 32
Scotts Corners
AQI 19
Danbury
AQI 57
Bridgeport
AQI 32
Newtown
AQI 19