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  4. Alameda County

Alameda County

California

2026-05-25 14:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
65.9
PM2.5
μg/m³
3.4
PM10
μg/m³
10
CO
μg/m³
354.2
NO2
μg/m³
5
SO2
μg/m³
0.3
Weather
  • ℃
  • ℉
13℃
81%
24 kph
2 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • PM10
  • CO
  • NO2
  • SO2
Places included
Alameda
AQI 12
Albany
AQI 12
Berkeley
AQI 28
Castro Valley
AQI 23
Dublin
AQI 23
Emeryville
AQI 12
Fairview
AQI 23
Fremont
AQI 23
Hayward
AQI 31
Livermore
AQI 26
Newark
AQI 6
Oakland
AQI 31
Piedmont
AQI 23
Pleasanton
AQI 23
San Leandro
AQI 23
San Lorenzo
AQI 23
Sunol
AQI 23
Union City
AQI 23
Data Sources
http://www.airnow.gov/

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Cities Nearby

Livermore
AQI 26
Sunol
AQI 23
Pleasanton
AQI 23
Dublin
AQI 23
Fremont
AQI 23
Milpitas
AQI 39
Mountain House
AQI 10
East Foothills
AQI 39
Alum Rock
AQI 39
Union City
AQI 23
Blackhawk
AQI 23