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  4. Alameda County

Alameda County

California

2026-09-16 00:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
26
O3
μg/m³
69.1
PM2.5
μg/m³
10.3
NO2
μg/m³
9.5
CO
μg/m³
437.5
SO2
μg/m³
0
Weather
  • ℃
  • ℉
26℃
44%
20 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Alameda
AQI 12
Albany
AQI 15
Berkeley
AQI 17
Castro Valley
AQI 16
Dublin
AQI 16
Emeryville
AQI 12
Fairview
AQI 16
Fremont
AQI 16
Hayward
AQI 23
Livermore
AQI 29
Newark
AQI 16
Oakland
AQI 19
Piedmont
AQI 12
Pleasanton
AQI 16
San Leandro
AQI 16
San Lorenzo
AQI 16
Sunol
AQI 16
Union City
AQI 16
Data Sources
http://www.airnow.gov/

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Cities Nearby

Livermore
AQI 29
Sunol
AQI 16
Pleasanton
AQI 16
Dublin
AQI 16
Fremont
AQI 16
Milpitas
AQI 19
Mountain House
AQI 26
East Foothills
AQI 15
Alum Rock
AQI 15
Union City
AQI 16
Blackhawk
AQI 13