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  4. Alameda County

Alameda County

California

2026-09-12 09:00
AQI (US)
Moderate
Pollutants|Pollens
PM2.5
μg/m³
10.7
O3
μg/m³
64.6
PM10
μg/m³
19
CO
μg/m³
437.5
NO2
μg/m³
8.3
SO2
μg/m³
0
Weather
  • ℃
  • ℉
14℃
79%
9 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
  • CO
  • NO2
  • SO2
Places included
Alameda
AQI 54
Albany
AQI 54
Berkeley
AQI 54
Castro Valley
AQI 54
Dublin
AQI 54
Emeryville
AQI 54
Fairview
AQI 54
Fremont
AQI 50
Hayward
AQI 54
Livermore
AQI 54
Newark
AQI 50
Oakland
AQI 54
Piedmont
AQI 54
Pleasanton
AQI 54
San Leandro
AQI 54
San Lorenzo
AQI 54
Sunol
AQI 54
Union City
AQI 50
Data Sources
http://www.airnow.gov/

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Cities Nearby

Livermore
AQI 54
Sunol
AQI 54
Pleasanton
AQI 54
Dublin
AQI 54
Fremont
AQI 50
Milpitas
AQI 45
Mountain House
AQI 28
East Foothills
AQI 56
Alum Rock
AQI 56
Union City
AQI 50
Blackhawk
AQI 56