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  2. United States
  3. California
  4. Orange County

Orange County

California

2026-01-22 18:00
AQI (US)
Unhealthy for Sensitive Groups
Pollutants|Pollens
PM2.5
μg/m³
38
PM10
μg/m³
51.6
NO2
μg/m³
41.5
O3
μg/m³
38.6
CO
μg/m³
625
Weather
  • ℃
  • ℉
17℃
80%
9 kph
2 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • PM10
  • NO2
  • O3
  • CO
Places included
Aliso Viejo
AQI 71
Anaheim
AQI 144
Brea
AQI 144
Buena Park
AQI 144
Costa Mesa
AQI 144
Coto de Caza
AQI 71
Cypress
AQI 144
Dana Point
AQI 71
Fountain Valley
AQI 144
Fullerton
AQI 144
Garden Grove
AQI 144
Huntington Beach
AQI 144
Irvine
AQI 71
La Habra
AQI 144
La Palma
AQI 144
Ladera Ranch
AQI 71
Laguna Beach
AQI 71
Laguna Hills
AQI 71
Laguna Niguel
AQI 71
Laguna Woods
AQI 71
Lake Forest
AQI 71
Mission Viejo
AQI 71
Newport Beach
AQI 71
North Tustin
AQI 144
Orange
AQI 144
Placentia
AQI 144
Rancho Mission Viejo
AQI 71
Rancho Santa Margarita
AQI 71
San Clemente
AQI 71
San Juan Capistrano
AQI 71
Santa Ana
AQI 144
Seal Beach
AQI 94
Stanton
AQI 144
Tustin
AQI 144
Villa Park
AQI 144
Westminster
AQI 144
Yorba Linda
AQI 144
Data Sources
http://www.airnow.gov/

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Cities Nearby

Tustin
AQI 144
Irvine
AQI 71
Santa Ana
AQI 144
North Tustin
AQI 144
Orange
AQI 144
Villa Park
AQI 144
Fountain Valley
AQI 144
Garden Grove
AQI 144
Costa Mesa
AQI 144
Newport Beach
AQI 71
Anaheim
AQI 144