What is a UST?
A UST or underground storage tank is defined as any one or combination of tanks (including underground pipes connected thereto) that are used to contain an accumulation of “regulated substances,” and the volume of which (including connected underground piping) is 10% or more beneath the surface of the ground.
Related Questions
- If half of my UST system is located within an area that would require secondary containment and the other half isnt, do I need to upgrade the whole system?
- My UST was internally lined for the 1998 upgrade requirements. Does that count as secondary containment?
- When preparing UST system design plans, do the utilities on the site have to be surveyed?
