Air Quality Monitoring Network
This page last reviewed February 15, 2011
California's Air Quality Monitoring Network: Sites, Pollutants, and the Data Available
View, download, or request all or individual parts of a report listing:- Past and current monitoring sites and the air pollutants monitored at each site throughout California, as well as in the Tijuana and Mexicali border areas of Mexico.
- Data availability for each air pollutant at each monitoring site, listed as a range of years.
- Maps showing the general locations of the monitoring sites.
ARB's Air Quality Monitoring Activities
Access comprehensive site-specific information that includes street-level maps locating each monitoring site in the State, site photos, aerial photos, topographic maps, and more.Also, access general information on ARB's:
- Monitoring program to measure children's exposure to air pollution.
- Monitoring program for each general type of pollutant (e.g., gaseous, particulates, toxics).
- Quality assurance activities and links to ARB's quality assurance manual.
- Standards laboratory and standard operating procedures (SOPs).


