Section 65-34,138 - Underground storage tank systems; secondary containment(a) Each underground storage tank, or piping connected to any such tank, installed or replaced on and after July 1, 2013, shall be secondarily contained and monitored for leaks. (1) All secondary containment systems shall: (A) Be designed, constructed and installed to contain regulated substances released from the tank system until they are detected and removed;(B) prevent the release of regulated substances to the environment at any time during the operational life of the underground storage tank system; and(C) be checked for evidence of a release using interstitial monitoring.(2) Any installation or replacement of secondarily contained piping shall include installation of containment of the submersible pump, but the requirement for secondary containment shall not apply to safe suction piping or repairs to an underground storage tank, piping or dispenser that are meant to restore a tank, pipe or dispenser to operating condition.(b) The provisions of this section shall apply: (1) For a new underground storage tank system, to all underground storage tanks and connected pipes comprising the system, including systems comprised of multiple storage tanks or connected piping;(2) for the replacement of an existing underground storage tank or existing piping connected to an underground storage tank system, to the specific underground storage tank or piping being replaced and not to other underground storage tanks and connected pipes comprising such system;(3) to any new motor fuel dispenser system installed after June 30, 2013. Such system shall include under-dispenser spill containment. The containment must be: (A) Liquid tight on its sides, bottom and at any penetrations;(B) compatible with the substance conveyed by the piping; and(C) designed to allow for visual inspection and access to the components in the containment or to be monitored for a release of regulated substances from dispenser and piping.Added by L. 2013, ch. 18,§ 1, eff. 7/1/2013.