Hazardous Materials Management

Certified Unified Program Agency (CUPA)


The County of Orange Health Care Agency Environmental Health Division was designated by the State Secretary for Environmental Protection on January 1, 1996, as the CUPA for the County of Orange. The CUPA is the local administrative agency that coordinates 6 programs regulating hazardous materials and hazardous wastes in Orange County.
  • Aboveground Storage Tanks (AST)
  • Business Plan
  • California Accidental Release Program (CalARP)
  • Hazardous Materials Disclosure (HMD)
  • Hazardous Waste
  • Underground Storage Tanks (UST)
Orange City Fire Department has joined the CUPA, as a "participating agency," to form a partnership with the County's Unified Program.

Administering Services


In the city of Orange, the Hazardous Waste, Aboveground Storage Tank and CalARP programs are administered by the County of Orange Health Care Agency, while the City of Orange administers the other three elements in the bullet-point list above.

Contact the City of Orange Fire Department Fire Prevention Bureau, Hazardous Materials Section for specific information regarding the requirements for USTs, Business Plans and Hazardous Materials Disclosure. Please call (714) 288-2551 or email Hazardous Materials Specialist Rosie Flores with any questions you may have about these programs.

The CUPA will offer businesses the benefit of a single-fee system incorporating all the fees from the 6 programs. For more information regarding billing, Hazardous Waste, Aboveground Storage Tanks or the CalARP program, please call (714) 443-6000.