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  4. Alameda County

Alameda County

California

2026-09-14 20:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
30
O3
μg/m³
45.8
NO2
μg/m³
23.6
PM2.5
μg/m³
6.9
CO
μg/m³
531.2
SO2
μg/m³
0.6
Weather
  • ℃
  • ℉
28℃
27%
2 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • NO2
  • PM2.5
  • CO
  • SO2
Places included
Alameda
AQI 16
Albany
AQI 8
Berkeley
AQI 16
Castro Valley
AQI 8
Dublin
AQI 10
Emeryville
AQI 16
Fairview
AQI 8
Fremont
AQI 10
Hayward
AQI 21
Livermore
AQI 30
Newark
AQI 10
Oakland
AQI 22
Piedmont
AQI 16
Pleasanton
AQI 10
San Leandro
AQI 8
San Lorenzo
AQI 8
Sunol
AQI 10
Union City
AQI 10
Data Sources
http://www.airnow.gov/

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Cities Nearby

Livermore
AQI 30
Sunol
AQI 10
Pleasanton
AQI 10
Dublin
AQI 10
Fremont
AQI 10
Milpitas
AQI 15
Mountain House
AQI 30
East Foothills
AQI 13
Alum Rock
AQI 13
Union City
AQI 10
Blackhawk
AQI 6