1. North America
  2. United States
  3. Colorado
  4. Garfield County
  5. New Castle

New Castle

Garfield County, Colorado

2026-06-23 03:00
AQI (India)
Moderately polluted
Pollutants|Pollens
O3
μg/m³
127.9
PM10
μg/m³
9.4
PM2.5
μg/m³
5
Weather
  • ℃
  • ℉
24℃
19%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • PM2.5

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

New Castle
AQI 142
Silt
AQI 143
Glenwood Springs
AQI 9
Rifle
AQI 117
Carbondale
AQI 9
El Jebel
AQI 78
Parachute
AQI 15
Basalt
AQI 100
Gypsum
AQI 8
Collbran
AQI 61
Meeker
AQI 8