California Department of Public Health logo: three likenesses of people colored blue, green, and orange  

Join our list

Get updates on our project activities and new features of our website. Sign up for our newsletter here.

Contact Us

California Environmental Health Tracking Program

850 Marina Bay Pkwy, P-3
Richmond, CA 94804

(510) 620-3038
E-Mail Us
Last Edited: 7/17/2014

Air Quality: Where to Find Data

For California

Data for PM2.5, PM10, and Ozone indicators

Air quality data are from the United States Environmental Protection Agency (EPA) ( , the 2010 U.S. Census, and the California Air Resources Board ( and

Descriptions and links to various data and results are available from the California Air Resources Board.

For information about current daily air quality:

For the U.S.

Air data and metadata are available from the U.S. EPA at and from the CDC National Environmental Public Health Tracking Program at