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  4. Union County

Union County

New Jersey

2026-05-06 13:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
8.5
NO2
μg/m³
28.8
CO
μg/m³
375
SO2
μg/m³
0
Weather
  • ℃
  • ℉
21℃
64%
22 kph
4 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Berkeley Heights
AQI 51
Clark
AQI 51
Cranford
AQI 51
Elizabeth
AQI 37
Fanwood
AQI 51
Garwood
AQI 51
Hillside
AQI 37
Kenilworth
AQI 37
Linden
AQI 51
Mountainside
AQI 51
New Providence
AQI 51
Plainfield
AQI 51
Rahway
AQI 51
Roselle
AQI 37
Roselle Park
AQI 37
Scotch Plains
AQI 51
Springfield Township
AQI 51
Summit
AQI 51
Union
AQI 37
Westfield
AQI 51
Winfield
AQI 51
Data Sources
http://www.airnow.gov/

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Cities Nearby

Cranford
AQI 51
Kenilworth
AQI 37
Roselle Park
AQI 37
Roselle
AQI 37
Winfield
AQI 51
Garwood
AQI 51
Clark
AQI 51
Union
AQI 37
Westfield
AQI 51
Springfield Township
AQI 51
Linden
AQI 51