UST Regulatory Compliance & EPA Standards 5

Question 1

Under EPA's 2015 UST rule, which new requirement applies specifically to spill prevention equipment (spill buckets)?

Accepted Answer

Testing for tightness every 3 years or upon repair

Answer

The 2015 rule requires that spill prevention equipment be tested for tightness every 3 years, or within 6 months after any repair, to verify integrity.

Question 2

Which entity has primary enforcement authority for UST regulations in states that have received EPA approval of their UST program?

Accepted Answer

The approved state agency

Answer

In states with EPA-approved UST programs, the state implementing agency has primary enforcement authority and operates in lieu of the federal program.

Question 3

A petroleum UST system that is temporarily closed must implement which minimum requirement to remain compliant during the temporary closure period?

Accepted Answer

Release detection must continue and corrosion protection must be maintained

Answer

During temporary closure, owners/operators must continue release detection and maintain corrosion protection as long as regulated substances remain in the tank.

Question 4

Under 40 CFR Part 280 Subpart H, what is the minimum amount of financial assurance required for petroleum UST owners/operators with 1–100 tanks?

Accepted Answer

$500,000 per occurrence for corrective action; $1 million annual aggregate

Answer

Owners/operators with 1–100 petroleum USTs must maintain $500,000 per occurrence for corrective action and $1 million annual aggregate for third-party compensation.

Question 5

What is the EPA's regulatory position on 'emergency generators' fueled by diesel and their applicability to UST regulations?

Accepted Answer

Diesel fuel tanks for emergency generators above 110 gallons are regulated USTs

Answer

Emergency generator diesel fuel tanks that meet the UST definition (underground, greater than 110 gallons) are regulated unless they qualify for another specific exemption.

(UST) Underground Storage Tank Certification Practice Test

(UST) Underground Storage Tank Certification Practice Test

UST Regulatory Compliance & EPA Standards 5