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  4. Union County

Union County

New Jersey

2026-05-09 03:00
AQI (China)
Excellent
Pollutants|Pollens
NO2
μg/m³
71.9
PM2.5
μg/m³
7.3
CO
μg/m³
500
SO2
μg/m³
0
Weather
  • ℃
  • ℉
12℃
70%
2 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • NO2
  • PM2.5
  • CO
  • SO2
Places included
Berkeley Heights
AQI 11
Clark
AQI 11
Cranford
AQI 11
Elizabeth
AQI 36
Fanwood
AQI 11
Garwood
AQI 11
Hillside
AQI 10
Kenilworth
AQI 10
Linden
AQI 11
Mountainside
AQI 11
New Providence
AQI 11
Plainfield
AQI 11
Rahway
AQI 11
Roselle
AQI 10
Roselle Park
AQI 10
Scotch Plains
AQI 11
Springfield Township
AQI 11
Summit
AQI 11
Union
AQI 10
Westfield
AQI 11
Winfield
AQI 11
Data Sources
http://www.airnow.gov/

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Cities Nearby

Cranford
AQI 11
Kenilworth
AQI 10
Roselle Park
AQI 10
Roselle
AQI 10
Winfield
AQI 11
Garwood
AQI 11
Clark
AQI 11
Union
AQI 10
Westfield
AQI 11
Springfield Township
AQI 11
Linden
AQI 11