ICC CALIFORNIA UST SERVICE TECHNICIAN EXAM: 100%
EXPERT VERIFIED STUDY GUIDE REAL TESTING 2026|2027
QUESTIONS DETAILED ANSWERS AND INSTRUCTOR NOTE FOR
A+ GUARANTEED PASS
An unauthorized release from a leaking turbine pump head that is contained by the turbine
sump, and cleaned up in less than 8 hours must be recorded. These records must include all of
the following, EXCEPT
a. A list of the types, quantities, and concentrations of hazardous substances released;
b. A description of the actions taken to control and clean up the release;
c. The method and location of disposal of the released hazardous substances (the monitoring
record shall indicate whether a hazardous waste manifest was or will be used);
d. The date, time and pertinent atmospheric conditions, including wind, temperature and
rainfall. - Answers -d. The date, time and pertinent atmospheric conditions, including wind,
temperature and rainfall.
CCR; 2651
UST owners and operators shall maintain records of repairs, linings and upgrades required for:
a. 3 years
b. 6½ years
c. 20 years
d. The remaining operating life of the tank - Answers -d. The remaining operating life of the tank
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,CCR; 2712
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. - Answers -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. - Answers -c. Striker plates
had to be installed.
CCR; 2662
All of the following are true regarding temporary UST closure, EXCEPT
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,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. - Answers -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. - Answers -c. Soil samples are not
required, if there is no staining or other visible evidence of a release.
CCR; 2670 & 2672
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, 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 - Answers -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. - Answers -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
a. UST owner or operator must comply with release reporting & recording requirements in 23
CCR, Article 5
4|Page
EXPERT VERIFIED STUDY GUIDE REAL TESTING 2026|2027
QUESTIONS DETAILED ANSWERS AND INSTRUCTOR NOTE FOR
A+ GUARANTEED PASS
An unauthorized release from a leaking turbine pump head that is contained by the turbine
sump, and cleaned up in less than 8 hours must be recorded. These records must include all of
the following, EXCEPT
a. A list of the types, quantities, and concentrations of hazardous substances released;
b. A description of the actions taken to control and clean up the release;
c. The method and location of disposal of the released hazardous substances (the monitoring
record shall indicate whether a hazardous waste manifest was or will be used);
d. The date, time and pertinent atmospheric conditions, including wind, temperature and
rainfall. - Answers -d. The date, time and pertinent atmospheric conditions, including wind,
temperature and rainfall.
CCR; 2651
UST owners and operators shall maintain records of repairs, linings and upgrades required for:
a. 3 years
b. 6½ years
c. 20 years
d. The remaining operating life of the tank - Answers -d. The remaining operating life of the tank
1|Page
,CCR; 2712
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. - Answers -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. - Answers -c. Striker plates
had to be installed.
CCR; 2662
All of the following are true regarding temporary UST closure, EXCEPT
2|Page
,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. - Answers -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. - Answers -c. Soil samples are not
required, if there is no staining or other visible evidence of a release.
CCR; 2670 & 2672
3|Page
, 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 - Answers -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. - Answers -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
a. UST owner or operator must comply with release reporting & recording requirements in 23
CCR, Article 5
4|Page
