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  4. Alameda County

Alameda County

California

2026-09-21 20:00
AQI (India)
Satisfactory
Pollutants|Pollens
O3
μg/m³
58.7
PM10
μg/m³
37
CO
μg/m³
406.2
NO2
μg/m³
10.1
PM2.5
μg/m³
3
SO2
μg/m³
0
Weather
  • ℃
  • ℉
23℃
50%
20 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • CO
  • NO2
  • PM2.5
  • SO2
Places included
Alameda
AQI 7
Albany
AQI 7
Berkeley
AQI 48
Castro Valley
AQI 4
Dublin
AQI 9
Emeryville
AQI 7
Fairview
AQI 4
Fremont
AQI 2
Hayward
AQI 60
Livermore
AQI 63
Newark
AQI 2
Oakland
AQI 66
Piedmont
AQI 7
Pleasanton
AQI 9
San Leandro
AQI 4
San Lorenzo
AQI 4
Sunol
AQI 9
Union City
AQI 2
Data Sources
http://www.airnow.gov/

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Cities Nearby

Livermore
AQI 63
Sunol
AQI 9
Pleasanton
AQI 9
Dublin
AQI 9
Fremont
AQI 2
Milpitas
AQI 10
Mountain House
AQI 37
East Foothills
AQI 10
Alum Rock
AQI 10
Union City
AQI 2
Blackhawk
AQI 9