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  4. Alameda County

Alameda County

California

2026-09-16 08:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
58.4
PM10
μg/m³
16
PM2.5
μg/m³
7.8
CO
μg/m³
343.8
NO2
μg/m³
4.2
SO2
μg/m³
0
Weather
  • ℃
  • ℉
14℃
91%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • CO
  • NO2
  • SO2
Places included
Alameda
AQI 10
Albany
AQI 10
Berkeley
AQI 21
Castro Valley
AQI 13
Dublin
AQI 12
Emeryville
AQI 10
Fairview
AQI 13
Fremont
AQI 10
Hayward
AQI 17
Livermore
AQI 16
Newark
AQI 10
Oakland
AQI 22
Piedmont
AQI 10
Pleasanton
AQI 12
San Leandro
AQI 13
San Lorenzo
AQI 13
Sunol
AQI 12
Union City
AQI 10
Data Sources
http://www.airnow.gov/

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Cities Nearby

Livermore
AQI 16
Sunol
AQI 12
Pleasanton
AQI 12
Dublin
AQI 12
Fremont
AQI 10
Milpitas
AQI 13
Mountain House
AQI 16
East Foothills
AQI 13
Alum Rock
AQI 13
Union City
AQI 10
Blackhawk
AQI 15