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Underground Storage Tank (UST) Technical Compendium about the 1988 UST Regulations

This compendium contains EPA’s interpretations and guidance regarding the underground storage tank (UST) regulations issued in 1988. Questions and answers are presented in six general categories:

Applicability, Definitions, and Notification
New/Upgraded UST Systems
Release Detection
Release Investigation, Confirmation, and Corrective Action
Closure
Financial Responsibility