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El Cajon

San Diego County, California

2026-03-11 10:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
15
PM2.5
μg/m³
8.3
O3
μg/m³
27.9
Weather
  • ℃
  • ℉
14℃
82%
2 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • PM2.5
  • O3
Places included
El Cajon - Lexington Elementary School
AQI 15
Data Sources
http://www.airnow.gov/

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