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  4. Alameda County

Alameda County

California

2026-09-13 14:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
5.3
O3
μg/m³
60
PM10
μg/m³
7
CO
μg/m³
500
NO2
μg/m³
8.2
SO2
μg/m³
0
Weather
  • ℃
  • ℉
15℃
83%
13 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
  • CO
  • NO2
  • SO2
Places included
Alameda
AQI 17
Albany
AQI 23
Berkeley
AQI 39
Castro Valley
AQI 23
Dublin
AQI 28
Emeryville
AQI 17
Fairview
AQI 23
Fremont
AQI 54
Hayward
AQI 29
Livermore
AQI 28
Newark
AQI 54
Oakland
AQI 22
Piedmont
AQI 17
Pleasanton
AQI 28
San Leandro
AQI 23
San Lorenzo
AQI 23
Sunol
AQI 28
Union City
AQI 54
Data Sources
http://www.airnow.gov/

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Cities Nearby

Livermore
AQI 28
Sunol
AQI 28
Pleasanton
AQI 28
Dublin
AQI 28
Fremont
AQI 54
Milpitas
AQI 39
Mountain House
AQI 52
East Foothills
AQI 34
Alum Rock
AQI 34
Union City
AQI 54
Blackhawk
AQI 28