Skip to main content
U.S. flag

An official website of the United States government

This site is currently in beta, and your feedback is helping shape its ongoing development.

Certified Unified Program Agency (CUPA) and Participating Agency (PA) Boundaries

Published by California Environmental Protection Agency | State of California | Metadata Last Checked: September 26, 2025 | Last Modified: 2025-09-11T21:51:23.060Z
This service represents the jurisdictional boundaries of Certified Unified Program Agencies (CUPAs) and their associated Participating Agencies (PAs). Each area provides contact and program information for agencies responsible for responding to a hazardous materials incident at a specified location. This layer is used in the CUPA Boundary Zone Lookup tool which is used to increase efficiency for emergency response teams and address CUPA assignment challengesMore information can be found at CUPA GIS Project | CERS, Locate your CUPA? · calcupa.orgIf you have questions about the CUPA GIS Project, we invite you to contact the CERS IT team at CERS.CalEPA.CA.gov

data.gov

An official website of the GSA's Technology Transformation Services

Looking for U.S. government information and services?
Visit USA.gov