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  4. Alameda County

Alameda County

California

2026-09-15 09:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
16
PM2.5
μg/m³
8.9
O3
μg/m³
37.8
NO2
μg/m³
14.9
CO
μg/m³
375
SO2
μg/m³
0
Weather
  • ℃
  • ℉
13℃
76%
0 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • PM2.5
  • O3
  • NO2
  • CO
  • SO2
Places included
Alameda
AQI 12
Albany
AQI 13
Berkeley
AQI 13
Castro Valley
AQI 16
Dublin
AQI 12
Emeryville
AQI 12
Fairview
AQI 16
Fremont
AQI 10
Hayward
AQI 16
Livermore
AQI 16
Newark
AQI 10
Oakland
AQI 14
Piedmont
AQI 12
Pleasanton
AQI 12
San Leandro
AQI 16
San Lorenzo
AQI 16
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 15
Mountain House
AQI 16
East Foothills
AQI 19
Alum Rock
AQI 19
Union City
AQI 10
Blackhawk
AQI 10