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  3. California
  4. Contra Costa County

Contra Costa County

California

2025-12-09 23:00
CAQI (Europe)
Low
Pollutants|Pollens
PM10
μg/m³
31
PM2.5
μg/m³
15.4
O3
μg/m³
22.9
NO2
μg/m³
12.5
CO
μg/m³
541.7
SO2
μg/m³
0.8
Weather
  • ℃
  • ℉
7℃
87%
17 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • PM10
  • PM2.5
  • O3
  • NO2
  • CO
  • SO2
Places included
Alamo
AQI 29
Antioch
AQI 29
Bay Point
AQI 29
Bayview-Montalvin
AQI 27
Bethel Island
AQI 27
Blackhawk
AQI 17
Brentwood
AQI 17
Canyon
AQI 35
Clayton
AQI 29
Clyde
AQI 29
Concord
AQI 29
Contra Costa Centre
AQI 29
Crockett
AQI 20
Danville
AQI 29
Diablo
AQI 29
Discovery Bay
AQI 40
East Richmond Heights
AQI 27
El Cerrito
AQI 22
El Sobrante
AQI 27
Hercules
AQI 27
Kensington
AQI 22
Lafayette
AQI 29
Martinez
AQI 20
Moraga
AQI 32
Oakley
AQI 27
Orinda
AQI 22
Pacheco
AQI 29
Pinole
AQI 27
Pittsburg
AQI 29
Pleasant Hill
AQI 29
Richmond
AQI 27
Rodeo
AQI 4
San Pablo
AQI 27
San Ramon
AQI 17
Vine Hill
AQI 20
Walnut Creek
AQI 29
Data Sources
http://www.airnow.gov/

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Cities Nearby

Blackhawk
AQI 17
Diablo
AQI 29
Danville
AQI 29
Clayton
AQI 29
San Ramon
AQI 17
Alamo
AQI 29
Dublin
AQI 17
Walnut Creek
AQI 29
Contra Costa Centre
AQI 29
Pleasant Hill
AQI 29
Concord
AQI 29