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  2. United States
  3. New Jersey
  4. Middlesex County

Middlesex County

New Jersey

2026-01-20 05:00
AQI (US)
Good
Pollutants
O3
μg/m³
64.3
PM2.5
μg/m³
2.4
NO2
μg/m³
10.3
Weather
  • ℃
  • ℉
-6℃
63%
2 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • O3
  • PM2.5
  • NO2
Places included
Carteret
AQI 25
Cranbury Township
AQI 10
Dunellen
AQI 10
East Brunswick
AQI 28
Helmetta
AQI 10
Highland Park
AQI 10
Jamesburg
AQI 10
Metuchen
AQI 13
Middlesex
AQI 10
Milltown
AQI 10
Monroe Township
AQI 10
New Brunswick
AQI 10
North Brunswick Township
AQI 10
Old Bridge Township
AQI 10
Perth Amboy
AQI 25
Piscataway
AQI 10
Plainsboro Township
AQI 38
Plainsboro Township
AQI 38
Sayreville
AQI 10
South Amboy
AQI 10
South Brunswick Township
AQI 10
South Plainfield
AQI 13
South River
AQI 10
Spotswood
AQI 10
Woodbridge Township
AQI 13
Data Sources
http://www.airnow.gov/

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Cities Nearby

Spotswood
AQI 10
Old Bridge Township
AQI 10
East Brunswick
AQI 28
South River
AQI 10
Sayreville
AQI 10
Helmetta
AQI 10
Milltown
AQI 10
South Amboy
AQI 10
Jamesburg
AQI 10
Monroe Township
AQI 10
Highland Park
AQI 10