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  3. California
  4. Contra Costa County

Contra Costa County

California

2025-12-18 18:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
6.2
PM10
μg/m³
27
O3
μg/m³
27.9
NO2
μg/m³
11.2
CO
μg/m³
458.3
SO2
μg/m³
0.7
Weather
  • ℃
  • ℉
10℃
84%
2 kph
2 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • PM10
  • O3
  • NO2
  • CO
  • SO2
Places included
Alamo
AQI 6
Antioch
AQI 6
Bay Point
AQI 6
Bayview-Montalvin
AQI 54
Bethel Island
AQI 66
Blackhawk
AQI 34
Brentwood
AQI 6
Canyon
AQI 45
Clayton
AQI 6
Clyde
AQI 6
Concord
AQI 22
Contra Costa Centre
AQI 6
Crockett
AQI 34
Danville
AQI 6
Diablo
AQI 6
Discovery Bay
AQI 77
East Richmond Heights
AQI 54
El Cerrito
AQI 39
El Sobrante
AQI 54
Hercules
AQI 54
Kensington
AQI 39
Lafayette
AQI 6
Martinez
AQI 34
Moraga
AQI 45
Oakley
AQI 66
Orinda
AQI 39
Pacheco
AQI 6
Pinole
AQI 54
Pittsburg
AQI 6
Pleasant Hill
AQI 6
Richmond
AQI 54
Rodeo
AQI 39
San Pablo
AQI 54
San Ramon
AQI 34
Vine Hill
AQI 34
Walnut Creek
AQI 6
Data Sources
http://www.airnow.gov/

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Cities Nearby

Blackhawk
AQI 34
Diablo
AQI 6
Danville
AQI 6
Clayton
AQI 6
San Ramon
AQI 34
Alamo
AQI 6
Dublin
AQI 34
Walnut Creek
AQI 6
Contra Costa Centre
AQI 6
Pleasant Hill
AQI 6
Concord
AQI 22