Emissions by California Air District
This page last reviewed March 14,2014
The State is divided into Air Pollution Control Districts (APCD) and Air Quality Management Districts (AQMD), which are also called air districts. These agencies are county or regional governing authorities that have primary responsibility for controlling air pollution from stationary sources. The following map is for informational purposes and shows the Air District Boundaries. This map can be used to access the County and Air Basin pages to view emissions data.