What is a UST system?

What is a UST system?

An underground storage tank (UST) system is a tank (or a combination of tanks) and connected underground piping having at least 10 percent of their combined volume underground. The tank system includes the tank, underground connected piping, underground ancillary equipment, and any containment system.

What is a UST in real estate?

You are buying a property that has an underground storage tank (UST).

What are UST made of?

USTs are typically constructed of Steel, Aluminum, Fiberglass or a combination of materials. They may be either single-wall or double-wall construction. A double-walled UST is a storage tank that has an inner wall and outer wall with a gap (interstitial space) between the walls to allow for secondary containment.

What is the most common cause of UST releases?

There may be a spill identified while delivering fuel into an UST or dispensing fuel at the point of sale. Releases may also be identified during tank upgrades or replacements as these activities are also known to be common causes of releases.

What is UST equipment?

The EPA defines an underground storage tank (UST) as a tank (or combination of tanks, plus any connected underground piping) that has at least 10% of its combined volume underground. The “tank system” includes the tank, underground connected piping, underground ancillary equipment, and the containment system.

Can LPG tanks be buried?

The LPG service pipe needs to be laid in a trench with a minimum depth of 600mm and minimum width of 300mm. All other services must be separated by 250mm from the LPG pipework. The backfill immediately around the tank should be pea gravel – 6mm to dust – in order to allow correct drainage.

What does abandoned UST mean?

Underground storage tanks (UST) used for hazardous substances like fuel and oil create unique challenges when it comes time to decommission them. One of the most common means of removing a UST from service is abandonment in place.

Can you sell a house with an underground oil tank in NY?

While there is no law against the transfer of property with an underground oil tank, it is increasingly difficult to do so. Even properly decommissioned tanks run the risk of having leaked at some point in time.

Can underground fuel tanks explode?

An Underground Gas Tank Suddenly Exploded at a Petrol Station in Saudi Arabia. The video shows the terrified customers running for their lives. Luckily no one was hurt. Anything that has to do with gas has the potential to explode, but we rarely think about such scenarios when we go to gas stations.

How do you know if your UST is leaking?

How to Tell If Your UST is Leaking

  1. You, your co-workers, or customers smell escaped product or see anything like an oily sheen on water near the facility.
  2. Your neighbors complain of vapors in their basements or about water that tastes or smells like petroleum.

What happens if underground oil tank leaks?

Damaging to the environment: A slow leak from an underground oil tank can spread from the soil into ground water and then into surface water, impacting not just your home but those around you. The ground water may become unusable for irrigation, which can hurt nearby farmers.

How deep are fuel tanks buried?

Many steel tank fabricators responded by marking their tanks with a 5 foot maximum burial depth. The belief at that time was that a 5 foot burial would cover nearly all installations. However, the fuel dispensing business continued to evolve as petroleum dispensing stations became bigger and bigger.