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  4. Suffolk County
  5. Chelsea

Chelsea

Suffolk County, Massachusetts

2026-10-22 02:00
AQI (India)
Satisfactory
Pollutants|Pollens
O3
μg/m³
50.5
PM10
μg/m³
13.9
CO
μg/m³
247.7
PM2.5
μg/m³
3.3
NO2
μg/m³
3.8
SO2
μg/m³
3
Weather
  • ℃
  • ℉
9℃
76%
24 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • CO
  • PM2.5
  • NO2
  • SO2
Places included
Chelsea HP
AQI 6
Data Sources
http://www.airnow.gov/

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Cities Nearby

Chelsea
AQI 51
Revere
AQI 52
Everett
AQI 51
Boston
AQI 50
Winthrop
AQI 51
Malden
AQI 51
Somerville
AQI 50
Cambridge
AQI 50
Medford
AQI 51
Melrose
AQI 51
Saugus
AQI 52