New Mexico Administrative Code
Title 20 - ENVIRONMENTAL PROTECTION
Chapter 5 - PETROLEUM STORAGE TANKS
Part 106 - NEW AND UPGRADED UNDERGROUND STORAGE TANK SYSTEMS: DESIGN, CONSTRUCTION, AND INSTALLATION
Section 20.5.106.607 - PERFORMANCE STANDARDS FOR EXISTING UST SYSTEMS
Current through Register Vol. 35, No. 6, March 26, 2024
A. All existing UST systems (installed on or before December 22, 1988), by the effective date of these regulations, must have complied with one of the following requirements:
B. UST upgrading requirements. Owners and operators must have upgraded existing steel USTs by the effective date of these regulations to meet one of the following requirements in accordance with the current edition of an industry standard or code of practice developed by a nationally recognized association or independent testing laboratory approved in advance by the department. Steel USTs that have not been upgraded by the effective date of these regulations shall be immediately permanently closed in accordance with 20.5.115 NMAC.
C. Piping upgrade requirements. Owners and operators shall cathodically protect and upgrade metal piping in existing UST systems that routinely contain regulated substances and are in contact with an electrolyte, such as soil, to meet the requirements of 20.5.106.609 NMAC or 20.5.106.610 NMAC.
D. Spill and overfill prevention equipment. Owners and operators shall comply with the spill and overfill prevention requirements in 20.5.106.613 NMAC. Owners and operators of existing UST systems who installed oil/water separators to meet spill prevention requirements shall discontinue their use in meeting these requirements and shall install new spill prevention equipment that meets the requirements in Subsection F of 20.5.106.613 NMAC no later than three years after the effective date of these regulations.
E. Owners and operators of existing fiberglass reinforced plastic UST systems may install an internal lining in order to address compatibility issues in accordance with Fiberglass Tank and Pipe Institute Recommended Practice T-95-1, "Remanufacturing of Fiberglass Reinforced Plastic (FRP) Underground Storage Tanks".