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UST Program – Available Local Guidance (LG) Letters
| The phone numbers identified in the following LG Letters may be old.See current phone numbers of SWRCB staff. | LGs that are not on this list are obsolete or outdated. See obsolete/outdated LGs. |
(Updated 1/31/13)
| Collection of Tank Owner BOE Account Number | |
| Clarification of Requirements for Vapor Condensate Traps | |
| Qualifications & Scope of Work for UST Installers and Service Technicians | |
| LG 166 | Guidelines for Testing Spill Buckets »» Enclosure - Spill Bucket Test Report Form |
LG-165-2 |
UNDER REVISION Storage Tanks in Containment Structures Located Beneath the Surface of the Ground Health and Safety Code Section 25283.5 Exemption |
| Reporting of Significant Operational Compliance | |
| LG 163-1 | General
Recommendations for Testing Leak Detection
Sensors. »» Enclosure 1 - General Recommendations for Testing Leak Detection Sensors. »» Enclosure 2 - Vacuum/Pressure Sensor Certification Form |
| LG 162-3 | Installation and Monitoring Requirements for Underground Storage Tanks Installed on or after July 1, 2003 (3/25/08) |
| Enhanced Leak Detection (3/25/08) | |
| Underground Storage Tank (UST) Secondary Containment Testing | |
| Annual Underground Storage Tank Compliance Inspection »» Enclosure - Annual Underground Storage Tank Compliance Inspection Handbook |
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| New Landowner Notification and Participation Requirements | |
| Department of Toxic Substances Control Regulations on Management of Tanks | |
| Aboveground Piping Associated With an Underground Storage Tank System | |
| Bulk Field-constructed Underground Storage Tanks Monitoring and Compliance | |
| Underground
Storage Tank Overfill Prevention Systems (previous title: Ball Float Vent Valve vs. Fill Tube Positive Shutoff Valve |
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| Clarification of Corrosion Specialist and Cathodic Protection Tester | |
| Regulatory Status of Hydrant Fueling Systems at California Airports | |
| Transition from the Underground Storage Tank Surcharge to the Unified Program (UP) Surcharge | |
| Permanent Hydraulic Fuel Tank Exemption | |
| Reporting
Statistical Inventory Reconciliation (SIR) Results
(Supersedes LG 139-1) »» Attachment 1 | Attachment 2 |
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| Rescission - Regulation of Dispenser Piping and Related Equipment | |
| Weekly Manual Tank Gauging for Small USTs | |
| Interior Lining and Cathodic Protection of USTs | |
| LG 133-2 | UST Monitoring Procedures and Response Plans - Model Forms »» Attachment 1 |
| LG 127 | Classifications of Underground Storage Tanks (USTS) Storing Oxygenated Motor Vehicle Fuels and Gasohols |
| LG 125-1 | Product Level Requirement for Tank Testing Methods |
| Applicability of the Title 23 Chapter 15 Regulations to the Underground Storage Tank Program | |
| Statistical Inventory Reconciliation (Revised February 9, 1993) | |
| Applicability of the Closure Regulations To Tank Decommissioned Before January 1, 1984 | |
| Certification of Underground Storage Tank Installations | |
| Underground Storage Tank Tank Test Result Reporting | |
| Regulation of Compartmental Underground Storage Tanks (UST) | |
| List of Leak Detection Equipment and Methods for Underground Storage Tanks | |
| Transmittal of Legal Opinion on Enforcement | |
| Regulatory Status of Farm Tanks and Heating Oil Tanks | |
| Liquefied Petroleum Gas (LPG) Underground Storage Tanks | |
| Licensed Tank Testers and Tank Testing Companies | |
| Video on Tank Closure Safety | |
| Licensing Requirements for Well Drillers | |
| Third Party Responsibility for Unauthorized Release Reporting | |
| Proposition 65 Disclosure | |
| Contractors' Licensing and Certification Requirements for Installation, Removal, and Upgrade of Underground Storage Tanks | |
| Reporting of Failed Precision Tests | |
| Underground Tank State and Federal Legal Requirements (historical reference) | |
