Program Information
The Aboveground Petroleum Storage Act (APSA) was created to protect public health and the environment from potential contamination or harmful effects associated with unintentional releases from the aboveground storage of petroleum-based hazardous materials and wastes.
Authority: California Health and Safety Code, Division 20, Chapter 6.67, §25270-25270.13
Tanks In An Underground Area (TIUGA)
Effective July 1, 2018, all Tanks In An Underground Area (TIUGA) are subject to the Aboveground Petroleum Storage Act (APSA). Aboveground storage tanks with the capacity to store 55 gallons or more of petroleum located in underground areas may be regulated under APSA if certain conditions are met. Examples of tanks in underground areas include: day tank for an emergency generator, tank connected to a fire pump, and a used oil tank. For more information, please refer to the fact sheet for Tanks in Underground Areas in the APSA Program.
Facilities Required to be Regulated Under APSA
If your facility stores petroleum in tanks or containers with storage capacities of 55 gallons or greater in an underground area (TIUGA) or aboveground with a total storage capacity of 1,320 gallons or more, your facility is subject to the Aboveground Petroleum Storage Act (APSA). Facilities regulated under APSA may include large petroleum tank facilities, aboveground fuel tank stations, vehicle repair shops, or buildings with diesel generators.
General Requirements
- Submit the following information electronically via the California Environmental Reporting System (CERS) at https://cers.calepa.ca.gov/:
- Facility Information Page
- Hazardous Material Inventory
- Emergency Response and Training Plan
- Aboveground Petroleum Storage Act Documentation
- Tank Facility Statement or a Hazardous Materials Business Plan every year
- Prepare and maintain a copy of your Spill, Prevention, Control and Countermeasure (SPCC) Plan on site
- Implement the procedures outlined in your SPCC Plan
- Review and update your SPCC Plan every 5 years
- Obtain an annual permit to operate from Alameda County Health, Environmental Health Department (ACEHD)
Laws and Regulations