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ICC CALIFORNIA UST SERVICE TECHNICIAN
EXAM || LATELY UPDATED 2026/2027
QUESTIONS AND 100% CORRECT ANSWERS
GRADED A+|| LATEST AND COMPLETE UPDATE
2026/2027 WITH VERIFIED SOLUTIONS||
GUARANTEED PASS!!
Which agency approves a site-specific variance which allows for an
alternative method of construction or monitoring:
a.) The Regional Water Quality Board
b.) The State Water Resources Control Board
c.) The Department of Toxic Substance Control
d.) The local agency- ANSWER: a.) The Regional Water Quality
Board CCR Title 23, Sec 2681(a)
The regulations to enforce compliance of underground storage tank
systems in the state are found in?
a.) Code of Federal Regulations, 40 CFR Part 281
b.) California Code of Regulations, Title 23, Chapter 16
c.) Code of Federal Regulations, 40 CFR Part 280
d.) California Code of Regulations, Title 23, Chapter 17- ANSWER: b.)
California Code of Regulations; Title 23, Chapter 16
By definition an "underground storage tank system" includes
a.) The tank, all connected piping and dispensers
b.) The tank, all connected piping, ancillary equipment and containment
system
c.) Only the tank
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d.) Only tanks totally beneath the surface of the ground- ANSWER: b.)
The tank, all connected piping, ancillary equipment and containment
system
(H&SC, Sec 25281(z))
The written report submitted to the local agency after an unauthorized release
is required to include the following except:
a.) Description of actions taken to stop the release
b.) Cause of the release
c.) Method of disposal of released product
d.) Date on which the release was discovered- ANSWER: b.) Cause of the
release CCR Title 23, Sec 2652(c)
An unauthorized release which does not escape from secondary containment
only requires a record on the operator's monitoring reports provided:
A. It did not increase the hazard of fire
B. It did not cause any deterioration of the secondary containment
C. It was cleaned up within 8 hours of detection
D. All of the above- ANSWER: D. All of the
above H&SC, Sec 25294
The annual monitoring certification may be performed by:
A. A person possessing the appropriate contractors licenses
B. An individual trained and certified by the manufacturer of the
monitoring equipment
C. A designated UST operator
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D. A person who meets the requirements of both a and b- ANSWER: D. A
person who meets the requirements of both a and b
CCR Title 23, Sec 2715(i)
When an automatic tank gauge is utilized for single-walled tank leak
detection, it shall generate a post-test hard copy data report of the
following information, except:
a.) Liquid volume
b.) Fuel depth
c.) Outside air temperature
d.) Time and date of test- ANSWER: c.) Outside air
temperature CCR Title 23, Sec 2643(b)(1)
If a UST system is utilizing an overfill alarm, the alarm must be triggered
to alert the transfer operator when the tank is no more than full
a.) 85%
b.) 95%
c.) 90%
d.) 80%- ANSWER: c.) 90%
An automatic tank gauge is utilized for leak detection of the .
a.) Tank
b.) Tank and Piping
c.) Piping
d.) Interstitial space- ANSWER: a.)
Tank CCR Title 23, Sec 2643(b)(1)
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After completion of enhanced leak detection (ELD) test, the ELD test
results must be submitted to the .
a.) The local agency
b.) The SWRCB
c.) Owner of the UST system
d.) To both the SWRCB and the local agency- ANSWER: d.) To both the
SWRCB and the local agency
CCR Title 23, Sec 2644.1(a)(5)
A permit to operate a UST system must have all of the following listed on
the permit, EXCEPT:
a.) The state UST identification number(s)
b.) Name of the tank manufacturer and tank capacity
c.) Permit expiration date
d.) Monitoring requirements- ANSWER: b.) Name of the tank
manufacturer and tank capacity
CCR Title 23, Sec 2712(c)
A temporary closure is appropriate for which of the following:
a.) The UST system is empty and will be removed from service indefinitely
b.) The UST system has ceased to store hazardous materials but will be
used within the next 12 consecutive months
c.) The UST system is unable to meet compliance requirements and
will be removed
d.) The UST system has been red-tagged- ANSWER: b.) The UST system
has ceased to store hazardous materials but will be used within the next 12
consecutive months
CCR Title 23, Sec 2671 & 2670
ICC CALIFORNIA UST SERVICE TECHNICIAN
EXAM || LATELY UPDATED 2026/2027
QUESTIONS AND 100% CORRECT ANSWERS
GRADED A+|| LATEST AND COMPLETE UPDATE
2026/2027 WITH VERIFIED SOLUTIONS||
GUARANTEED PASS!!
Which agency approves a site-specific variance which allows for an
alternative method of construction or monitoring:
a.) The Regional Water Quality Board
b.) The State Water Resources Control Board
c.) The Department of Toxic Substance Control
d.) The local agency- ANSWER: a.) The Regional Water Quality
Board CCR Title 23, Sec 2681(a)
The regulations to enforce compliance of underground storage tank
systems in the state are found in?
a.) Code of Federal Regulations, 40 CFR Part 281
b.) California Code of Regulations, Title 23, Chapter 16
c.) Code of Federal Regulations, 40 CFR Part 280
d.) California Code of Regulations, Title 23, Chapter 17- ANSWER: b.)
California Code of Regulations; Title 23, Chapter 16
By definition an "underground storage tank system" includes
a.) The tank, all connected piping and dispensers
b.) The tank, all connected piping, ancillary equipment and containment
system
c.) Only the tank
,2|Page
d.) Only tanks totally beneath the surface of the ground- ANSWER: b.)
The tank, all connected piping, ancillary equipment and containment
system
(H&SC, Sec 25281(z))
The written report submitted to the local agency after an unauthorized release
is required to include the following except:
a.) Description of actions taken to stop the release
b.) Cause of the release
c.) Method of disposal of released product
d.) Date on which the release was discovered- ANSWER: b.) Cause of the
release CCR Title 23, Sec 2652(c)
An unauthorized release which does not escape from secondary containment
only requires a record on the operator's monitoring reports provided:
A. It did not increase the hazard of fire
B. It did not cause any deterioration of the secondary containment
C. It was cleaned up within 8 hours of detection
D. All of the above- ANSWER: D. All of the
above H&SC, Sec 25294
The annual monitoring certification may be performed by:
A. A person possessing the appropriate contractors licenses
B. An individual trained and certified by the manufacturer of the
monitoring equipment
C. A designated UST operator
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D. A person who meets the requirements of both a and b- ANSWER: D. A
person who meets the requirements of both a and b
CCR Title 23, Sec 2715(i)
When an automatic tank gauge is utilized for single-walled tank leak
detection, it shall generate a post-test hard copy data report of the
following information, except:
a.) Liquid volume
b.) Fuel depth
c.) Outside air temperature
d.) Time and date of test- ANSWER: c.) Outside air
temperature CCR Title 23, Sec 2643(b)(1)
If a UST system is utilizing an overfill alarm, the alarm must be triggered
to alert the transfer operator when the tank is no more than full
a.) 85%
b.) 95%
c.) 90%
d.) 80%- ANSWER: c.) 90%
An automatic tank gauge is utilized for leak detection of the .
a.) Tank
b.) Tank and Piping
c.) Piping
d.) Interstitial space- ANSWER: a.)
Tank CCR Title 23, Sec 2643(b)(1)
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After completion of enhanced leak detection (ELD) test, the ELD test
results must be submitted to the .
a.) The local agency
b.) The SWRCB
c.) Owner of the UST system
d.) To both the SWRCB and the local agency- ANSWER: d.) To both the
SWRCB and the local agency
CCR Title 23, Sec 2644.1(a)(5)
A permit to operate a UST system must have all of the following listed on
the permit, EXCEPT:
a.) The state UST identification number(s)
b.) Name of the tank manufacturer and tank capacity
c.) Permit expiration date
d.) Monitoring requirements- ANSWER: b.) Name of the tank
manufacturer and tank capacity
CCR Title 23, Sec 2712(c)
A temporary closure is appropriate for which of the following:
a.) The UST system is empty and will be removed from service indefinitely
b.) The UST system has ceased to store hazardous materials but will be
used within the next 12 consecutive months
c.) The UST system is unable to meet compliance requirements and
will be removed
d.) The UST system has been red-tagged- ANSWER: b.) The UST system
has ceased to store hazardous materials but will be used within the next 12
consecutive months
CCR Title 23, Sec 2671 & 2670
