©FYNDLAY 2025 ALL RIGHTS RESERVED 11:49 AM A+
UST Inspector Exam Questions And Answers
|Latest 2025 | Guaranteed Pass
How long does an owner have to fix a significant violation that does not pose an imminent
threat to human health and safety or environment before being issued a red tag?
a) 24 hours
b) 48 hours
c) 7 days
d) 30 days - Answer✔c) 7 days; CCR 2717.1(b)
Which one of the following can perform ELD?
a) licensed tank tester
b) licensed state contractor
c) ICC certified service technician
d) Professional Engineer - Answer✔a) licensed tank tester; CCR2644.1 and 2643(f); HSC 25484.4
Which one contains the requirements for installing, repairing, and monitoring UST's?
a) Health and Safety Code Chapter 6.7
b) Fire Code ABCD
c) California Code of Regulations Chapter 16, Title 22
d) Code of Federal Regulations, 29 Chapter 6 - Answer✔a) HSC Chapter 6.7 and CCR Title 23
A monitoring system certification includes all of the following EXCEPT
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, ©FYNDLAY 2025 ALL RIGHTS RESERVED 11:49 AM A+
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 from a visible location at the UST facility -
Answer✔d) posting the Monitoring System Certification from a visible location at the UST
facility; CCR 2638
Which of the following is not a valid overfill prevention method?
a) Spill bucket
b) ATG with audible/visual alarm
c) Ball float valve
d) Flapper valve - Answer✔a) Spill bucket; CCR 2635(b)(2)
What is the purpose of interstitial monitoring?
a) to detect leaks in the UDC's
b) to detect the presence of fluid between the primary and secondary containment
c) to monitor tank volume
d) to regulate fuel flow to the dispenser - Answer✔b) to detect the presence of fluid between
the primary and secondary containment; CCR 2611
If a release has occurred from a single-walled tank, may the tank be lined?
a) No, not if a release has occurred
b) Yes, if it has been lined before
c) Yes, if the tank owner can demonstrate it will provide continued containment
d) Yes, if the tank is less than 10,000 gallons - Answer✔c) Yes, if the tank owner can
demonstrate it will provide continued containment; CCR 2660(k), HSC 25296
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UST Inspector Exam Questions And Answers
|Latest 2025 | Guaranteed Pass
How long does an owner have to fix a significant violation that does not pose an imminent
threat to human health and safety or environment before being issued a red tag?
a) 24 hours
b) 48 hours
c) 7 days
d) 30 days - Answer✔c) 7 days; CCR 2717.1(b)
Which one of the following can perform ELD?
a) licensed tank tester
b) licensed state contractor
c) ICC certified service technician
d) Professional Engineer - Answer✔a) licensed tank tester; CCR2644.1 and 2643(f); HSC 25484.4
Which one contains the requirements for installing, repairing, and monitoring UST's?
a) Health and Safety Code Chapter 6.7
b) Fire Code ABCD
c) California Code of Regulations Chapter 16, Title 22
d) Code of Federal Regulations, 29 Chapter 6 - Answer✔a) HSC Chapter 6.7 and CCR Title 23
A monitoring system certification includes all of the following EXCEPT
1|Page
, ©FYNDLAY 2025 ALL RIGHTS RESERVED 11:49 AM A+
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 from a visible location at the UST facility -
Answer✔d) posting the Monitoring System Certification from a visible location at the UST
facility; CCR 2638
Which of the following is not a valid overfill prevention method?
a) Spill bucket
b) ATG with audible/visual alarm
c) Ball float valve
d) Flapper valve - Answer✔a) Spill bucket; CCR 2635(b)(2)
What is the purpose of interstitial monitoring?
a) to detect leaks in the UDC's
b) to detect the presence of fluid between the primary and secondary containment
c) to monitor tank volume
d) to regulate fuel flow to the dispenser - Answer✔b) to detect the presence of fluid between
the primary and secondary containment; CCR 2611
If a release has occurred from a single-walled tank, may the tank be lined?
a) No, not if a release has occurred
b) Yes, if it has been lined before
c) Yes, if the tank owner can demonstrate it will provide continued containment
d) Yes, if the tank is less than 10,000 gallons - Answer✔c) Yes, if the tank owner can
demonstrate it will provide continued containment; CCR 2660(k), HSC 25296
2|Page
