UST SERVICE TECHNICIAN EXAM SCRIPT 2026
FULL EVALUATION VERIFIED A+
◉ What is the correct definition of an UST system?
a. any one or combination of tanks, including pipes connected
thereto, that is used for the storage of hazardous substances and
that is substantially or totally beneath the surface of the ground.
b. an underground storage tank, connected piping, ancillary
equipment, and containment system, if any.
c. A tank that is at 10% below ground surface.
d. A tank that is at 10% below ground surface and is not regulated as
a hazardous waste tank under 22 CCR or otherwise exempt from
regulation under 23 CCR.. Answer: b. an underground storage tank,
connected piping, ancillary equipment, and containment system, if
any.
H≻ 25281 (z)
◉ An interstitial monitor detects:
a. Loss of fuel due to theft.
b. Vapors in the air space above the fuel.
c. Problems with the cathodic protection system.
d. Leaks between the primary and secondary containment.. Answer:
d. Leaks between the primary and secondary containment.
,Straight Talk On Tanks, page 6
◉ A person who installs monitoring equipment must posses any one
of the following licenses, EXCEPT
a. A C-34 Pipeline Contractor license
b. A C-36 Plumbing Contractor license
c. A Class "A" General Engineering Contractor License
d. AN UST Monitoring Equipment Contractor License. Answer: d. AN
UST Monitoring Equipment Contractor License
CCR; 2715 (g)&(h)
◉ All of the following should be inspected and documented on the
Monitoring System Certification form, EXCEPT:
a. Remote overfill alarms communications equipment operational.
b. The emergency shut-off switch.
c. Electronic line leak detectors.
d. Entry and termination of in-tank gauging wires.. Answer: b. The
emergency shut-off switch.
CCR; appendix VI
◉ Results of the annual monitoring system certification shall be
recorded:
a. As specified by the UST Owner.
,b. In the written monitoring plan.
c. As specified by the manufacturer.
d. On the Monitoring System Certification Form (Appendix VI)..
Answer: d. On the Monitoring System Certification Form (Appendix
VI).
CCR; 2638(c)
◉ An automatic shut-off device must stop the flow into the tank
when the:
a. Tank is 90% full.
b. Delivery truck is 95% empty.
c. Tank is filled to no more than 95% of capacity.
d. Fuel level is 48 inches from the bottom of the tank.. Answer: c.
Tank is filled to no more than 95% of capacity
CCR; 2635 (b)(2)(C)
◉ A Monitoring System Certification includes all of the following,
EXCEPT:
a. Submittal of a completed "Monitoring System Certification" form.
b. Pre-notification to the local agency of scheduled Monitoring
System Certification date.
c. Affixing a tag/sticker to each monitoring equipment component
that is certified, repaired, or replaced.
, d. Posting the "Monitoring System Certification" form in a visible
location at the UST facility.. Answer: d. Posting the "Monitoring
System Certification" form in a visible location at the UST facility.
CCR; 2638 (b)
◉ According to CCR Title 23, UST Regulations, a person who
performs a monitoring System Certification must possess all of the
following, EXCEPT:
a. A tank tester or contractor license.
b. A 40 Hour OSHA Hazwoper certificate.
c. An equipment manufacturer certification.
d. An ICC certification as Californian UST Service Technician..
Answer: b. A 40 Hour OSHA Hazwoper certificate
CCR; 2638 (b), 2715 (i)
◉ Any person who intentionally disables or tampers with a leak
detection system in a manner to prevent the system from detecting a
leak is subject to a minimum fine
a. $ 500
b. $ 1,000
c. $ 5,000
d. $10,000. Answer: c. $ 5,000
H≻ 26299 (f)(2)
FULL EVALUATION VERIFIED A+
◉ What is the correct definition of an UST system?
a. any one or combination of tanks, including pipes connected
thereto, that is used for the storage of hazardous substances and
that is substantially or totally beneath the surface of the ground.
b. an underground storage tank, connected piping, ancillary
equipment, and containment system, if any.
c. A tank that is at 10% below ground surface.
d. A tank that is at 10% below ground surface and is not regulated as
a hazardous waste tank under 22 CCR or otherwise exempt from
regulation under 23 CCR.. Answer: b. an underground storage tank,
connected piping, ancillary equipment, and containment system, if
any.
H≻ 25281 (z)
◉ An interstitial monitor detects:
a. Loss of fuel due to theft.
b. Vapors in the air space above the fuel.
c. Problems with the cathodic protection system.
d. Leaks between the primary and secondary containment.. Answer:
d. Leaks between the primary and secondary containment.
,Straight Talk On Tanks, page 6
◉ A person who installs monitoring equipment must posses any one
of the following licenses, EXCEPT
a. A C-34 Pipeline Contractor license
b. A C-36 Plumbing Contractor license
c. A Class "A" General Engineering Contractor License
d. AN UST Monitoring Equipment Contractor License. Answer: d. AN
UST Monitoring Equipment Contractor License
CCR; 2715 (g)&(h)
◉ All of the following should be inspected and documented on the
Monitoring System Certification form, EXCEPT:
a. Remote overfill alarms communications equipment operational.
b. The emergency shut-off switch.
c. Electronic line leak detectors.
d. Entry and termination of in-tank gauging wires.. Answer: b. The
emergency shut-off switch.
CCR; appendix VI
◉ Results of the annual monitoring system certification shall be
recorded:
a. As specified by the UST Owner.
,b. In the written monitoring plan.
c. As specified by the manufacturer.
d. On the Monitoring System Certification Form (Appendix VI)..
Answer: d. On the Monitoring System Certification Form (Appendix
VI).
CCR; 2638(c)
◉ An automatic shut-off device must stop the flow into the tank
when the:
a. Tank is 90% full.
b. Delivery truck is 95% empty.
c. Tank is filled to no more than 95% of capacity.
d. Fuel level is 48 inches from the bottom of the tank.. Answer: c.
Tank is filled to no more than 95% of capacity
CCR; 2635 (b)(2)(C)
◉ A Monitoring System Certification includes all of the following,
EXCEPT:
a. Submittal of a completed "Monitoring System Certification" form.
b. Pre-notification to the local agency of scheduled Monitoring
System Certification date.
c. Affixing a tag/sticker to each monitoring equipment component
that is certified, repaired, or replaced.
, d. Posting the "Monitoring System Certification" form in a visible
location at the UST facility.. Answer: d. Posting the "Monitoring
System Certification" form in a visible location at the UST facility.
CCR; 2638 (b)
◉ According to CCR Title 23, UST Regulations, a person who
performs a monitoring System Certification must possess all of the
following, EXCEPT:
a. A tank tester or contractor license.
b. A 40 Hour OSHA Hazwoper certificate.
c. An equipment manufacturer certification.
d. An ICC certification as Californian UST Service Technician..
Answer: b. A 40 Hour OSHA Hazwoper certificate
CCR; 2638 (b), 2715 (i)
◉ Any person who intentionally disables or tampers with a leak
detection system in a manner to prevent the system from detecting a
leak is subject to a minimum fine
a. $ 500
b. $ 1,000
c. $ 5,000
d. $10,000. Answer: c. $ 5,000
H≻ 26299 (f)(2)
