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  4. Alameda County
  5. Castro Valley

Castro Valley

Alameda County, California

2024-11-23 03:00
CAQI (Europe)
Very Low
Pollutants|Pollens
O3
μg/m³
53.6
NO2
μg/m³
12.7
PM2.5
μg/m³
2
CO
μg/m³
250
SO2
μg/m³
0.6
Weather
  • ℃
  • ℉
15℃
89%
30 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • NO2
  • PM2.5
  • CO
  • SO2
Places included
Site 51052
AQI 21
Data Sources
http://www.airnow.gov/

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