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  4. Union County

Union County

New Jersey

2026-04-26 17:00
CAQI (Europe)
Very Low
Pollutants|Pollens
PM2.5
μg/m³
8.8
NO2
μg/m³
18.5
CO
μg/m³
375
SO2
μg/m³
0
Weather
  • ℃
  • ℉
14℃
59%
19 kph
4 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Berkeley Heights
AQI 21
Clark
AQI 21
Cranford
AQI 21
Elizabeth
AQI 10
Fanwood
AQI 21
Garwood
AQI 21
Hillside
AQI 2
Kenilworth
AQI 2
Linden
AQI 21
Mountainside
AQI 21
New Providence
AQI 21
Plainfield
AQI 21
Rahway
AQI 21
Roselle
AQI 2
Roselle Park
AQI 2
Scotch Plains
AQI 21
Springfield Township
AQI 21
Summit
AQI 21
Union
AQI 2
Westfield
AQI 21
Winfield
AQI 21
Data Sources
http://www.airnow.gov/

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Cities Nearby

Cranford
AQI 21
Kenilworth
AQI 2
Roselle Park
AQI 2
Roselle
AQI 2
Winfield
AQI 21
Garwood
AQI 21
Clark
AQI 21
Union
AQI 2
Westfield
AQI 21
Springfield Township
AQI 21
Linden
AQI 21