Toggle navigation
Places
AQI (US)
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 (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Discovery Bay
Contra Costa County, California
2024-09-21 07:00
AQI (US)
Good
Pollutants
PM2.5
μg/m³
9
PM10
μg/m³
18
O3
μg/m³
40.7
CO
μg/m³
375
NO2
μg/m³
6.8
SO2
μg/m³
3.1
Weather
℃
℃
℉
16℃
77%
3 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
PM2.5
PM10
O3
CO
NO2
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 17
Bethel Island
AQI 46
Oakley
AQI 17
Mountain House
AQI 30
Antioch
AQI 17
Tracy
AQI 30
Stockton
AQI 38
Taft Mosswood
AQI 38
Isleton
AQI 46
Pittsburg
AQI 16
Air Matters © 2024