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  4. Alameda County

Alameda County

California

2026-09-15 21:00
AQI (US)
Moderate
Pollutants|Pollens
PM2.5
μg/m³
12.2
O3
μg/m³
74.5
PM10
μg/m³
33
CO
μg/m³
437.5
NO2
μg/m³
8.5
SO2
μg/m³
0
Weather
  • ℃
  • ℉
28℃
36%
22 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 52
Berkeley
AQI 52
Castro Valley
AQI 56
Dublin
AQI 56
Emeryville
AQI 54
Fairview
AQI 56
Fremont
AQI 64
Hayward
AQI 56
Livermore
AQI 56
Newark
AQI 64
Oakland
AQI 55
Piedmont
AQI 54
Pleasanton
AQI 56
San Leandro
AQI 56
San Lorenzo
AQI 56
Sunol
AQI 56
Union City
AQI 64
Data Sources
http://www.airnow.gov/

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Cities Nearby

Livermore
AQI 56
Sunol
AQI 56
Pleasanton
AQI 56
Dublin
AQI 56
Fremont
AQI 64
Milpitas
AQI 62
Mountain House
AQI 34
East Foothills
AQI 66
Alum Rock
AQI 66
Union City
AQI 64
Blackhawk
AQI 54