Toggle navigation
Places
AQI (India)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
English
Français
Deutsch
日本語
한국어
简体中文
繁體中文
North America
United States
California
Contra Costa County
Discovery Bay
AQI (India)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Discovery Bay
Contra Costa County, California
2024-12-22 23:00
AQI (India)
Good
Pollutants
CO
μg/m³
750
O3
μg/m³
34.3
NO2
μg/m³
9.4
PM2.5
μg/m³
6
PM10
μg/m³
8
SO2
μg/m³
1.1
Weather
℃
℃
℉
12℃
90%
6 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (India)
AQI (India)
CO
O3
NO2
PM2.5
PM10
SO2
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
Scan QR Code to Download App
iOS
Google Play
Download APK
Cities Nearby
Discovery Bay
AQI 38
Brentwood
AQI 38
Bethel Island
AQI 39
Oakley
AQI 38
Mountain House
AQI 38
Antioch
AQI 38
Tracy
AQI 30
Stockton
AQI 26
Taft Mosswood
AQI 30
Isleton
AQI 39
Pittsburg
AQI 25
Air Matters © 2024