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  4. Alameda County

Alameda County

California

2026-05-28 20:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
60.5
NO2
μg/m³
9.8
PM2.5
μg/m³
3.4
CO
μg/m³
395.8
PM10
μg/m³
2
SO2
μg/m³
0.3
Weather
  • ℃
  • ℉
16℃
71%
26 kph
6 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • NO2
  • PM2.5
  • CO
  • PM10
  • SO2
Places included
Alameda
AQI 3
Albany
AQI 3
Berkeley
AQI 24
Castro Valley
AQI 3
Dublin
AQI 9
Emeryville
AQI 3
Fairview
AQI 3
Fremont
AQI 9
Hayward
AQI 17
Livermore
AQI 15
Newark
AQI 5
Oakland
AQI 22
Piedmont
AQI 3
Pleasanton
AQI 12
San Leandro
AQI 3
San Lorenzo
AQI 3
Sunol
AQI 9
Union City
AQI 9
Data Sources
http://www.airnow.gov/

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Cities Nearby

Livermore
AQI 15
Sunol
AQI 9
Pleasanton
AQI 12
Dublin
AQI 9
Fremont
AQI 9
Milpitas
AQI 9
Mountain House
AQI 2
East Foothills
AQI 9
Alum Rock
AQI 9
Union City
AQI 9
Blackhawk
AQI 9