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  4. Alameda County

Alameda County

California

2026-09-11 15:00
AQI (US)
Good
Pollutants|Pollens
PM10
μg/m³
48
PM2.5
μg/m³
6.3
O3
μg/m³
60
NO2
μg/m³
9.7
CO
μg/m³
375
SO2
μg/m³
0
Weather
  • ℃
  • ℉
15℃
82%
11 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM10
  • PM2.5
  • O3
  • NO2
  • CO
  • SO2
Places included
Alameda
AQI 34
Albany
AQI 34
Berkeley
AQI 34
Castro Valley
AQI 39
Dublin
AQI 17
Emeryville
AQI 34
Fairview
AQI 39
Fremont
AQI 52
Hayward
AQI 39
Livermore
AQI 45
Newark
AQI 52
Oakland
AQI 37
Piedmont
AQI 34
Pleasanton
AQI 17
San Leandro
AQI 39
San Lorenzo
AQI 39
Sunol
AQI 17
Union City
AQI 52
Data Sources
http://www.airnow.gov/

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Cities Nearby

Livermore
AQI 45
Sunol
AQI 17
Pleasanton
AQI 17
Dublin
AQI 17
Fremont
AQI 52
Milpitas
AQI 50
Mountain House
AQI 45
East Foothills
AQI 62
Alum Rock
AQI 62
Union City
AQI 52
Blackhawk
AQI 39