UST INSPECTOR FINAL EXAM SCRIPT 2026
FULL QUESTIONS WITH CORRECT
ANSWERS VERIFIED GRADED A+
⩥ The term "Holiday" when used with respect to tank inspection, repair
or installation means:
a. A Federal or State Holiday that is not counted as a business or
operating day.
b. A day on which inspectors don not normally work.
c. A pinhole or void in a protective coating or cladding.
d. A defect in an UST system that was installed on a Monday following a
rare victory by the Aztecs.
Answer: c. A pinhole or void in a protective coating or cladding.
CCR; 2611
⩥ Which of the following upgrades was required to be made on
petroleum USTs by December 22, 1998?
a. Under dispenser containment.
b. All underground storage tanks had to be retrofitted with secondary
containment.
,c. Striker plates had to be installed.
d. Interstitial sensors were required for the tank and piping sumps..
Answer: c. Striker plates had to be installed.
CCR; 2662
⩥ All of the following are true regarding temporary UST closure,
EXCEPT
a. Temporary closure applies to USTs that will be used again within 12
months.
b. The local agency may extend the temporary closure period for a
maximum period of an additional 12 months.
c. Properly monitored UST storing hazardous substances must be closed
within 12 months if no input or withdrawals are made.
d. If the UST contained a substance that could produce flammable
vapors at standard temperature and pressure it shall be inerted as often as
necessary to levels that will preclude an explosion..
Answer: c. Properly monitored UST storing hazardous substances must
be closed within 12 months if no input or withdrawals are made.
CCR; 2670 & 2671
,⩥ All of the following are true regarding permanent UST closure,
EXCEPT
a. At least 30 days prior to closure the owner/operator shall submit a
proposal to the local agency for approval.
b. The time period between cessation of hazardous substance storage and
application for temporary or permanent tank closure shall not exceed 90
calendar days.
c. Soil samples are not required, if there is no staining or other visible
evidence of a release.
d. USTs, permanently closed on-site by cleaning and filling with an inert
solid prior to January 1, 1984, need not comply with the closure
requirements..
Answer: c. Soil samples are not required, if there is no staining or other
visible evidence of a release.
CCR; 2670 & 2672
⩥ Site specific variances from the UST construction requirements set
forth in Chapter 6.7 of the Health & Safety Code and Title 23 CCR must
be approved by:
a. State Water Resources Board
b. Local agency
c. Regional Water Quality Control Board
, d. Certified Unified Program Agency.
Answer: c. Regional Water Quality Control Board
CCR; 2681
⩥ All of the following must be included with an UST permit application,
EXCEPT
a. The name and address of the UST owner, the name, address, and
telephone numbers of the UST operator and 24-hour emergency contact
person.
b. The description of the proposed monitoring program
c. Documentation to show compliance with state and federal financial
responsibility requirements applicable to underground storage tanks
containing petroleum.
d. A hazardous materials business plan..
Answer: d. A hazardous materials business plan.
CCR; 2711 (AB3205 may require a HMBP, but UST laws & regulations
do not
⩥ All of the following are conditions of an UST operating permit,
EXCEPT
FULL QUESTIONS WITH CORRECT
ANSWERS VERIFIED GRADED A+
⩥ The term "Holiday" when used with respect to tank inspection, repair
or installation means:
a. A Federal or State Holiday that is not counted as a business or
operating day.
b. A day on which inspectors don not normally work.
c. A pinhole or void in a protective coating or cladding.
d. A defect in an UST system that was installed on a Monday following a
rare victory by the Aztecs.
Answer: c. A pinhole or void in a protective coating or cladding.
CCR; 2611
⩥ Which of the following upgrades was required to be made on
petroleum USTs by December 22, 1998?
a. Under dispenser containment.
b. All underground storage tanks had to be retrofitted with secondary
containment.
,c. Striker plates had to be installed.
d. Interstitial sensors were required for the tank and piping sumps..
Answer: c. Striker plates had to be installed.
CCR; 2662
⩥ All of the following are true regarding temporary UST closure,
EXCEPT
a. Temporary closure applies to USTs that will be used again within 12
months.
b. The local agency may extend the temporary closure period for a
maximum period of an additional 12 months.
c. Properly monitored UST storing hazardous substances must be closed
within 12 months if no input or withdrawals are made.
d. If the UST contained a substance that could produce flammable
vapors at standard temperature and pressure it shall be inerted as often as
necessary to levels that will preclude an explosion..
Answer: c. Properly monitored UST storing hazardous substances must
be closed within 12 months if no input or withdrawals are made.
CCR; 2670 & 2671
,⩥ All of the following are true regarding permanent UST closure,
EXCEPT
a. At least 30 days prior to closure the owner/operator shall submit a
proposal to the local agency for approval.
b. The time period between cessation of hazardous substance storage and
application for temporary or permanent tank closure shall not exceed 90
calendar days.
c. Soil samples are not required, if there is no staining or other visible
evidence of a release.
d. USTs, permanently closed on-site by cleaning and filling with an inert
solid prior to January 1, 1984, need not comply with the closure
requirements..
Answer: c. Soil samples are not required, if there is no staining or other
visible evidence of a release.
CCR; 2670 & 2672
⩥ Site specific variances from the UST construction requirements set
forth in Chapter 6.7 of the Health & Safety Code and Title 23 CCR must
be approved by:
a. State Water Resources Board
b. Local agency
c. Regional Water Quality Control Board
, d. Certified Unified Program Agency.
Answer: c. Regional Water Quality Control Board
CCR; 2681
⩥ All of the following must be included with an UST permit application,
EXCEPT
a. The name and address of the UST owner, the name, address, and
telephone numbers of the UST operator and 24-hour emergency contact
person.
b. The description of the proposed monitoring program
c. Documentation to show compliance with state and federal financial
responsibility requirements applicable to underground storage tanks
containing petroleum.
d. A hazardous materials business plan..
Answer: d. A hazardous materials business plan.
CCR; 2711 (AB3205 may require a HMBP, but UST laws & regulations
do not
⩥ All of the following are conditions of an UST operating permit,
EXCEPT
