1. North America
  2. United States
  3. California
  4. Alameda County

Alameda County

California

2026-09-12 21:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
83
PM2.5
μg/m³
8.8
PM10
μg/m³
9
CO
μg/m³
437.5
NO2
μg/m³
5.7
SO2
μg/m³
0.6
Weather
  • ℃
  • ℉
25℃
37%
32 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM2.5
  • PM10
  • CO
  • NO2
  • SO2
Places included
Alameda
AQI 8
Albany
AQI 9
Berkeley
AQI 24
Castro Valley
AQI 19
Dublin
AQI 10
Emeryville
AQI 8
Fairview
AQI 19
Fremont
AQI 15
Hayward
AQI 27
Livermore
AQI 28
Newark
AQI 15
Oakland
AQI 27
Piedmont
AQI 8
Pleasanton
AQI 10
San Leandro
AQI 19
San Lorenzo
AQI 19
Sunol
AQI 10
Union City
AQI 15
Data Sources
http://www.airnow.gov/

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

Livermore
AQI 28
Sunol
AQI 10
Pleasanton
AQI 10
Dublin
AQI 10
Fremont
AQI 15
Milpitas
AQI 20
Mountain House
AQI 9
East Foothills
AQI 10
Alum Rock
AQI 10
Union City
AQI 15
Blackhawk
AQI 12