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Underground Storage Tanks (USTs)

Standard Test Procedures for Evaluating Various Leak Detection Methods

(EPA 510-B-19-002 through EPA 510-B-19-006). May 2019.

EPA revised its 1990 standard test procedures to help UST owners and operators demonstrate that release detection methods meet performance requirements in the 2015 UST regulation at 40 CFR Part 280.  Below are links to a general guidance for using the test procedures and four standard test procedures.  EPA revised the standard test procedures to ensure they address functionality, reflect current information and technology, and incorporate the 2015 UST requirements.

For information about obtaining a 508-compliant PDF version of these documents, please contact Tim Smith at or 202-564-0643.

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