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  4. Orange County

Orange County

California

2025-12-18 06:00
AQI (US)
Unhealthy for Sensitive Groups
Pollutants|Pollens
PM2.5
μg/m³
38.8
PM10
μg/m³
58.4
NO2
μg/m³
60.5
CO
μg/m³
843.8
O3
μg/m³
11.4
Weather
  • ℃
  • ℉
14℃
84%
0 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • PM10
  • NO2
  • CO
  • O3
Places included
Aliso Viejo
AQI 91
Anaheim
AQI 128
Brea
AQI 128
Buena Park
AQI 128
Costa Mesa
AQI 128
Coto de Caza
AQI 91
Cypress
AQI 128
Dana Point
AQI 91
Fountain Valley
AQI 128
Fullerton
AQI 128
Garden Grove
AQI 128
Huntington Beach
AQI 128
Irvine
AQI 91
La Habra
AQI 128
La Palma
AQI 128
Ladera Ranch
AQI 91
Laguna Beach
AQI 91
Laguna Hills
AQI 91
Laguna Niguel
AQI 91
Laguna Woods
AQI 91
Lake Forest
AQI 91
Mission Viejo
AQI 91
Newport Beach
AQI 91
North Tustin
AQI 128
Orange
AQI 128
Placentia
AQI 128
Rancho Mission Viejo
AQI 91
Rancho Santa Margarita
AQI 91
San Clemente
AQI 91
San Juan Capistrano
AQI 91
Santa Ana
AQI 128
Seal Beach
AQI 71
Stanton
AQI 128
Tustin
AQI 128
Villa Park
AQI 128
Westminster
AQI 128
Yorba Linda
AQI 128
Data Sources
http://www.airnow.gov/

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Cities Nearby

Tustin
AQI 128
Irvine
AQI 91
Santa Ana
AQI 128
North Tustin
AQI 128
Orange
AQI 128
Villa Park
AQI 128
Fountain Valley
AQI 128
Garden Grove
AQI 128
Costa Mesa
AQI 128
Newport Beach
AQI 91
Anaheim
AQI 128