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  4. Alameda County

Alameda County

California

2026-09-11 23:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
7.6
O3
μg/m³
75.3
PM10
μg/m³
22
CO
μg/m³
406.2
NO2
μg/m³
7.3
SO2
μg/m³
0
Weather
  • ℃
  • ℉
29℃
40%
19 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
  • CO
  • NO2
  • SO2
Places included
Alameda
AQI 34
Albany
AQI 50
Berkeley
AQI 50
Castro Valley
AQI 45
Dublin
AQI 45
Emeryville
AQI 34
Fairview
AQI 45
Fremont
AQI 39
Hayward
AQI 45
Livermore
AQI 45
Newark
AQI 39
Oakland
AQI 39
Piedmont
AQI 34
Pleasanton
AQI 45
San Leandro
AQI 45
San Lorenzo
AQI 45
Sunol
AQI 45
Union City
AQI 39
Data Sources
http://www.airnow.gov/

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Cities Nearby

Livermore
AQI 45
Sunol
AQI 45
Pleasanton
AQI 45
Dublin
AQI 45
Fremont
AQI 39
Milpitas
AQI 58
Mountain House
AQI 28
East Foothills
AQI 58
Alum Rock
AQI 58
Union City
AQI 39
Blackhawk
AQI 34