1. North America
  2. United States
  3. New Jersey
  4. Warren County
  5. Knowlton Township
  6. Columbia

Columbia

Knowlton Township, Warren County

2026-03-09 11:00
CAQI (Europe)
Very Low
Pollutants|Pollens
NO2
μg/m³
28.8
PM2.5
μg/m³
8.4
O3
μg/m³
2.1
SO2
μg/m³
0
Weather
  • ℃
  • ℉
11℃
67%
4 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • NO2
  • PM2.5
  • O3
  • SO2
Places included
Columbia
AQI 15
Data Sources
http://www.airnow.gov/

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

Columbia
AQI 15
Portland
AQI 14
Delaware Water Gap
AQI 14
East Bangor
AQI 14
Belvidere
AQI 14
Stroudsburg
AQI 14
Roseto
AQI 14
East Stroudsburg
AQI 14
Bangor
AQI 14
Arlington Heights
AQI 8
Pen Argyl
AQI 14