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  4. Alameda County

Alameda County

California

2026-09-16 06:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
22
O3
μg/m³
55.4
PM2.5
μg/m³
11
CO
μg/m³
406.2
NO2
μg/m³
6
SO2
μg/m³
0
Weather
  • ℃
  • ℉
13℃
89%
11 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • PM2.5
  • CO
  • NO2
  • SO2
Places included
Alameda
AQI 15
Albany
AQI 18
Berkeley
AQI 18
Castro Valley
AQI 15
Dublin
AQI 22
Emeryville
AQI 15
Fairview
AQI 15
Fremont
AQI 12
Hayward
AQI 18
Livermore
AQI 22
Newark
AQI 12
Oakland
AQI 20
Piedmont
AQI 15
Pleasanton
AQI 22
San Leandro
AQI 15
San Lorenzo
AQI 15
Sunol
AQI 22
Union City
AQI 12
Data Sources
http://www.airnow.gov/

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Cities Nearby

Livermore
AQI 22
Sunol
AQI 22
Pleasanton
AQI 22
Dublin
AQI 22
Fremont
AQI 12
Milpitas
AQI 15
Mountain House
AQI 22
East Foothills
AQI 19
Alum Rock
AQI 19
Union City
AQI 12
Blackhawk
AQI 18