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  4. Alameda County

Alameda County

California

2026-05-28 09:00
AQI (US)
Moderate
Pollutants|Pollens
PM2.5
μg/m³
10.1
O3
μg/m³
61.6
PM10
μg/m³
13
NO2
μg/m³
8
CO
μg/m³
354.2
SO2
μg/m³
0.3
Weather
  • ℃
  • ℉
12℃
86%
11 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
  • NO2
  • CO
  • SO2
Places included
Alameda
AQI 54
Albany
AQI 54
Berkeley
AQI 54
Castro Valley
AQI 39
Dublin
AQI 58
Emeryville
AQI 54
Fairview
AQI 39
Fremont
AQI 58
Hayward
AQI 39
Livermore
AQI 58
Newark
AQI 23
Oakland
AQI 50
Piedmont
AQI 54
Pleasanton
AQI 58
San Leandro
AQI 39
San Lorenzo
AQI 39
Sunol
AQI 58
Union City
AQI 58
Data Sources
http://www.airnow.gov/

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Cities Nearby

Livermore
AQI 58
Sunol
AQI 58
Pleasanton
AQI 58
Dublin
AQI 58
Fremont
AQI 58
Milpitas
AQI 45
Mountain House
AQI 28
East Foothills
AQI 17
Alum Rock
AQI 17
Union City
AQI 58
Blackhawk
AQI 58