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  4. Alameda County

Alameda County

California

2026-09-13 17:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
68.6
PM2.5
μg/m³
5.3
CO
μg/m³
500
PM10
μg/m³
4
NO2
μg/m³
6.8
SO2
μg/m³
0
Weather
  • ℃
  • ℉
19℃
56%
15 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • CO
  • PM10
  • NO2
  • SO2
Places included
Alameda
AQI 17
Albany
AQI 12
Berkeley
AQI 27
Castro Valley
AQI 39
Dublin
AQI 17
Emeryville
AQI 17
Fairview
AQI 39
Fremont
AQI 52
Hayward
AQI 39
Livermore
AQI 31
Newark
AQI 52
Oakland
AQI 30
Piedmont
AQI 17
Pleasanton
AQI 17
San Leandro
AQI 39
San Lorenzo
AQI 39
Sunol
AQI 17
Union City
AQI 52
Data Sources
http://www.airnow.gov/

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Cities Nearby

Livermore
AQI 31
Sunol
AQI 17
Pleasanton
AQI 17
Dublin
AQI 17
Fremont
AQI 52
Milpitas
AQI 34
Mountain House
AQI 39
East Foothills
AQI 23
Alum Rock
AQI 23
Union City
AQI 52
Blackhawk
AQI 23