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  4. Alameda County

Alameda County

California

2026-06-01 07:00
AQI (China)
Excellent
Pollutants|Pollens
PM2.5
μg/m³
12.5
O3
μg/m³
54.9
NO2
μg/m³
22.5
PM10
μg/m³
10
CO
μg/m³
520.8
SO2
μg/m³
0.3
Weather
  • ℃
  • ℉
14℃
62%
0 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM2.5
  • O3
  • NO2
  • PM10
  • CO
  • SO2
Places included
Alameda
AQI 23
Albany
AQI 19
Berkeley
AQI 19
Castro Valley
AQI 18
Dublin
AQI 16
Emeryville
AQI 23
Fairview
AQI 18
Fremont
AQI 16
Hayward
AQI 21
Livermore
AQI 23
Newark
AQI 16
Oakland
AQI 20
Piedmont
AQI 23
Pleasanton
AQI 16
San Leandro
AQI 18
San Lorenzo
AQI 18
Sunol
AQI 16
Union City
AQI 16
Data Sources
http://www.airnow.gov/

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Cities Nearby

Livermore
AQI 23
Sunol
AQI 16
Pleasanton
AQI 16
Dublin
AQI 16
Fremont
AQI 16
Milpitas
AQI 23
Mountain House
AQI 10
East Foothills
AQI 10
Alum Rock
AQI 10
Union City
AQI 16
Blackhawk
AQI 16