HMBP/CalARP Unit
CalEPA oversees the statewide implementation of the California Accidental Release
Prevention and Hazardous Materials Business Plan (including Area Plan) programs
and is responsible for setting program element standards, program consistency, and
providing technical assistance to the Unified Program Agencies.
Key Information
HMBP/CalARP Unit Contact Information
CUPA Performance Evaluation Team
John Elkins, Environmental Program Manager
john.elkins@calepa.ca.gov
(916) 804-8349
Elizabeth Brega, Senior Environmental Scientist, Supervisor
elizabeth.brega@calepa.ca.gov
(916) 318-8156
Garett Chan, Environmental Scientist
garett.chan@calepa.ca.gov
(916) 318-8352
Esmé Hassell-Thean, Environmental Scientist
esme.hassell-thean@calepa.ca.gov
(916) 318-9346
Julie Unson, Environmental Scientist
Julieann.unson@calepa.ca.gov
(916) 866-0013
State Agency and Unified Program Element Contacts
- Hazardous Materials Business Plan (HMBP) Program, including Area Plan: HMBP@calepa.ca.gov.
- California Accidental Release Prevention (CalARP) Program: CalARP@calepa.ca.gov.
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If you have any questions regarding the HMBP program, please contact the program at HMBP@calepa.ca.gov.