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  4. Alameda County

Alameda County

California

2026-09-16 02:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
25
O3
μg/m³
55.4
PM2.5
μg/m³
10.8
CO
μg/m³
468.8
NO2
μg/m³
8.1
SO2
μg/m³
0
Weather
  • ℃
  • ℉
17℃
68%
22 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 9
Berkeley
AQI 16
Castro Valley
AQI 20
Dublin
AQI 16
Emeryville
AQI 15
Fairview
AQI 20
Fremont
AQI 13
Hayward
AQI 20
Livermore
AQI 25
Newark
AQI 13
Oakland
AQI 18
Piedmont
AQI 15
Pleasanton
AQI 16
San Leandro
AQI 20
San Lorenzo
AQI 20
Sunol
AQI 16
Union City
AQI 13
Data Sources
http://www.airnow.gov/

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Cities Nearby

Livermore
AQI 25
Sunol
AQI 16
Pleasanton
AQI 16
Dublin
AQI 16
Fremont
AQI 13
Milpitas
AQI 18
Mountain House
AQI 25
East Foothills
AQI 19
Alum Rock
AQI 19
Union City
AQI 13
Blackhawk
AQI 18