Underground Storage Tank Program
Technical UST Program Notifications
- Table of Underground Storage Tank Construction, Monitoring and Testing Requirements (July 30, 2021)
- Non-Compliant Reuse of Underground Storage Tanks (May 4, 2021)
- Regulatory Status of USTs Storing Aqueous Urea (DEF) Solution (Superseded by letter dated October 2, 2019)
- Clarification of Secondary Containment Under Dispensers (5/8/19)
- Informational Documents on the New Requirements of Title 23 (7/12/19)
- Enhanced Leak Detection Testing for Hydrostatically Filled Underground Storage Tanks (9/14/18)
- California Air Resources Board and State Water Resources Control Board Joint Statement on Renewable Gasoline (10/24/13)
- Inspection of Abandoned Underground Storage Tanks
- Corrosion of Metal Components in USTs Storing Diesel and Gasoline-Ethanol Blends (7/21/2016)
- Underground Storage Tank Piping Installation and Replacement: Updated Federal Requirements Effective April 12, 2016 (4/22/16)
- Underground Storage Tank Provisions in Senate Bill No. 612 for Tanks in Underground Areas (12/4/15)
- Compliance with California and Federal Underground Storage Tank Regulations (10/21/15)
- Compatibility of Underground Storage Tanks Storing Gasoline with Ethanol (7/24/15)
- Remanufactured Underground Storage Tank Leak Detection Equipment (5/29/15)
- BEI Leak Detection Equipment Certifications (3/2/2015)
- Tank Tech Inc. Internal Stand Alone Tank System Review (1/7/15)
- Recertification Required for Individuals Using the Caldwell Level Change Indicator (12/9/14)
- Department of Industrial Relations Regulation of USTs in FEMA Flood Zones (12/01/14)
- Assessing USTs for Earthquake Damage (8/29/14)
- California Air Resources Board and State Water Resources Control Board Joint Statement on Renewable Diesel (7/31/13)
- Licensing and Certification Requirements for Servicing Underground Storage Tank Electronic Leak Detection Monitoring Equipment (3/8/13)
- Acceptable Positions of Test Boots and/or Reducer Fittings in Under Dispenser Containment to Satisfy “Earliest Possible Opportunity” (3/1/13)
- Underground Storage Tank Provisions in Assembly Bill No. 1566 for Tanks in Underground Areas (12/20/12)
- Xerxes Corporation "Phoenix System" (10/26/12)
- Compliance of non-connected BEI eSite Monitoring (3/24/11)
- Underground Storage Tank Provisions in Assembly Bill No. 1674 for Tanks in Underground Areas (1/24/11)
- Matrix of Pipe Monitoring Applications (4/28/14)
- UST Owners/Operators Subject to ARB's EO G-70-211 Requiring Liquid Condensate Traps to Have EVR System Certification (7/2/10)
- Advisory Regarding Thermoplastic Flexible Piping (08/21/05)
