Wyoming Administrative Code
Agency 020 - Environmental Quality, Dept. of
Sub-Agency 0011 - Water Quality
Chapter 17 - STORAGE TANKS
Part I - AST SYSTEMS
Section 17-37 - Leak Detection Requirements for Underground Lines Connected to ASTs

Universal Citation: WY Code of Rules 17-37

Current through September 21, 2024

(a) Sump Sensors. Owners and/or operators shall provide for leak detection using sump sensors to monitor the space between the double wall systems. Sump sensors shall be wired to shut down all pumps and dispensers in the event of an alarm. On an annual basis, the owners and/or operators shall trip all sump sensors and record that they shut down the pumps and dispensers as required; or

(b) Automatic Line Leak Detectors. Owners and/or operators shall provide pressurized piping and automatic line leak detectors. Pressurized piping shall meet all of the requirements found in Section 14(g)(i).

(c) Suction Piping with single wall pipe. Owners and/or operators shall not use suction systems with single walled pipe on AST Systems after October 1, 2008.

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