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  4. Alameda County

Alameda County

California

2026-09-15 17:00
AQI (US)
Moderate
Pollutants|Pollens
PM2.5
μg/m³
12.2
PM10
μg/m³
63
O3
μg/m³
41
NO2
μg/m³
17.9
CO
μg/m³
468.8
SO2
μg/m³
0.3
Weather
  • ℃
  • ℉
22℃
52%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • PM10
  • O3
  • NO2
  • CO
  • SO2
Places included
Alameda
AQI 54
Albany
AQI 62
Berkeley
AQI 71
Castro Valley
AQI 60
Dublin
AQI 52
Emeryville
AQI 54
Fairview
AQI 60
Fremont
AQI 52
Hayward
AQI 60
Livermore
AQI 55
Newark
AQI 52
Oakland
AQI 57
Piedmont
AQI 54
Pleasanton
AQI 52
San Leandro
AQI 60
San Lorenzo
AQI 60
Sunol
AQI 52
Union City
AQI 52
Data Sources
http://www.airnow.gov/

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Cities Nearby

Livermore
AQI 55
Sunol
AQI 52
Pleasanton
AQI 52
Dublin
AQI 52
Fremont
AQI 52
Milpitas
AQI 79
Mountain House
AQI 58
East Foothills
AQI 56
Alum Rock
AQI 56
Union City
AQI 52
Blackhawk
AQI 56