@PROFDOCDIGITALLIBRARIES
ICC California UST Inspector Exam>>
Questions and Answers Already Graded
A+…Updated| 2025
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
PR
c.) The Department of Toxic Substance Control
d.) The local agencya.) 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?
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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
FD
d.) California Code of Regulations, Title 23, Chapter 17 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
O
b.) The tank, all connected piping, ancillary equipment and containment system
c.) Only the tank
d.) Only tanks totally beneath the surface of the ground b.) The tank, all connected
piping, ancillary equipment and containment system
C
(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 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:
,@PROFDOCDIGITALLIBRARIES
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 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
D. A person who meets the requirements of both a and b 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
PR
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 c.) Outside air temperature
CCR Title 23, Sec 2643(b)(1)
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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
FD
a.) 85%
b.) 95%
c.) 90%
d.) 80% c.) 90%
O
An automatic tank gauge is utilized for leak detection of the .
a.) Tank
b.) Tank and Piping
c.) Piping
C
d.) Interstitial space a.) Tank
CCR Title 23, Sec 2643(b)(1)
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 d.) To both the SWRCB and the local
agency
CCR Title 23, Sec 2644.1(a)(5)
,@PROFDOCDIGITALLIBRARIES
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 requirementsb.) 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-taggedb.) The UST system has ceased to store
hazardous materials but will be used within the next 12 consecutive months
PR
CCR Title 23, Sec 2671 & 2670
A local agency determines that a UST facility within the last year had compliance
issues. Prior to issuing a new permit or renewal to operate an UST the local agency
shall:
a.) Ask the state to assist in a joint inspection
O
b.) Request the owner/operator to submit a "Return to Compliance" form.
c.) Refer to a District Attorney Investigator
d.) Inspect the facility and determine compliance d.) Inspect the facility and
FD
determine compliance
CCR Title 23, Sec 2712(c)
All the following components require third party certification, except:
a.) Automatic tank gauging systems
O
b.) Statistical inventory reconciliation methods
c.) Spill Containment lids
d.) Liquid phase out-of-tank products c.) Spill Containment lids
C
The exterior surface of an underground storage tank must bear a marking or label
which shows the following information, except:
a.) Design pressure in psig
b.) Useable capacity in gallons.
c.) Width of the interstitial space
d.) Identity of manufacturerc.) Width of the interstitial space
CCR Title 23, Sec 2631(b)
Which of the following is not a confined space:
a.) A really deep turbine sump
b.) A space not designed for continuous employee occupancy
c.) An area with limited access
d.) An area with limited ventilation d.) An area with limited ventilation
, @PROFDOCDIGITALLIBRARIES
CCR Title 8, Sec 5157(b)
A secondary containment system which is not an integral part of primary containment
shall be designed and constructed according to an engineering specification approved by
a third party. The secondary containment system shall contain of the
volume of the largest primary container within it, in the case of multiple primary
containers:
a.) 100 percent
b.) 10 percent
c.) 110 percent
d.) 150 percent d.) 150 percent
CCR Title 23, Sec 2631(e)(1)(B)
All the following are approved overfill prevention systems, except:
a.) Automatic shutoff devices
PR
b.) Spill Containers
c.) Overfill alarms
d.) Flapper valves b.) Spill Containers
CCR Title 23, Sec 2635(b)(2)
Automatic line leak detectors shall be installed on underground pressurized piping with
O
secondary containment and shall be capable of detecting a:
a.) 3-gallon per hour leak rate at 5 psi within 1 hour.
b.) .1-gallon per hour leak rate at 5 psi within 1 hour.
FD
c.) 3-gallon per hour leak rate at 10 psi within 1 hour.
d.) .1-gallon per hour leak rate at 10 psi within 1 hour. c.) 3-gallon per hour leak
rate at 10 psi within 1 hour.
CCR Title 23, Sec 2636(f)(2)(f)(3) & 2643(c)(1)
O
Individuals installing an Underground Storage Tank System shall meet all of the
following, except:
a.) California Licensed Tank Tester
b.) Possess the appropriate Contractors State License Board license.
C
c.) Effective January 1, 2005, the individual shall possess a current underground storage
tank system installer certificate from the ICC UST Installation/Retrofitting exam.
d.) The individual has been adequately trained as evidenced by a certificate of training
issued by the manufacturer(s) of the underground storage tank system component(s)
being installed. a.) California Licensed Tank Tester
CCR Title 23, Sec 2715(g)(h)
Which of the following would not require secondary containment testing?
a.) Interstitial space hydrostatically monitored
b.) Under-dispenser containment
c.) Turbine piping sump
d.) Secondary pipinga.) Interstitial space hydrostatically monitored
CCR Title 23, Sec 2637(g)
ICC California UST Inspector Exam>>
Questions and Answers Already Graded
A+…Updated| 2025
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
PR
c.) The Department of Toxic Substance Control
d.) The local agencya.) 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?
O
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
FD
d.) California Code of Regulations, Title 23, Chapter 17 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
O
b.) The tank, all connected piping, ancillary equipment and containment system
c.) Only the tank
d.) Only tanks totally beneath the surface of the ground b.) The tank, all connected
piping, ancillary equipment and containment system
C
(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 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:
,@PROFDOCDIGITALLIBRARIES
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 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
D. A person who meets the requirements of both a and b 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
PR
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 c.) Outside air temperature
CCR Title 23, Sec 2643(b)(1)
O
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
FD
a.) 85%
b.) 95%
c.) 90%
d.) 80% c.) 90%
O
An automatic tank gauge is utilized for leak detection of the .
a.) Tank
b.) Tank and Piping
c.) Piping
C
d.) Interstitial space a.) Tank
CCR Title 23, Sec 2643(b)(1)
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 d.) To both the SWRCB and the local
agency
CCR Title 23, Sec 2644.1(a)(5)
,@PROFDOCDIGITALLIBRARIES
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 requirementsb.) 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-taggedb.) The UST system has ceased to store
hazardous materials but will be used within the next 12 consecutive months
PR
CCR Title 23, Sec 2671 & 2670
A local agency determines that a UST facility within the last year had compliance
issues. Prior to issuing a new permit or renewal to operate an UST the local agency
shall:
a.) Ask the state to assist in a joint inspection
O
b.) Request the owner/operator to submit a "Return to Compliance" form.
c.) Refer to a District Attorney Investigator
d.) Inspect the facility and determine compliance d.) Inspect the facility and
FD
determine compliance
CCR Title 23, Sec 2712(c)
All the following components require third party certification, except:
a.) Automatic tank gauging systems
O
b.) Statistical inventory reconciliation methods
c.) Spill Containment lids
d.) Liquid phase out-of-tank products c.) Spill Containment lids
C
The exterior surface of an underground storage tank must bear a marking or label
which shows the following information, except:
a.) Design pressure in psig
b.) Useable capacity in gallons.
c.) Width of the interstitial space
d.) Identity of manufacturerc.) Width of the interstitial space
CCR Title 23, Sec 2631(b)
Which of the following is not a confined space:
a.) A really deep turbine sump
b.) A space not designed for continuous employee occupancy
c.) An area with limited access
d.) An area with limited ventilation d.) An area with limited ventilation
, @PROFDOCDIGITALLIBRARIES
CCR Title 8, Sec 5157(b)
A secondary containment system which is not an integral part of primary containment
shall be designed and constructed according to an engineering specification approved by
a third party. The secondary containment system shall contain of the
volume of the largest primary container within it, in the case of multiple primary
containers:
a.) 100 percent
b.) 10 percent
c.) 110 percent
d.) 150 percent d.) 150 percent
CCR Title 23, Sec 2631(e)(1)(B)
All the following are approved overfill prevention systems, except:
a.) Automatic shutoff devices
PR
b.) Spill Containers
c.) Overfill alarms
d.) Flapper valves b.) Spill Containers
CCR Title 23, Sec 2635(b)(2)
Automatic line leak detectors shall be installed on underground pressurized piping with
O
secondary containment and shall be capable of detecting a:
a.) 3-gallon per hour leak rate at 5 psi within 1 hour.
b.) .1-gallon per hour leak rate at 5 psi within 1 hour.
FD
c.) 3-gallon per hour leak rate at 10 psi within 1 hour.
d.) .1-gallon per hour leak rate at 10 psi within 1 hour. c.) 3-gallon per hour leak
rate at 10 psi within 1 hour.
CCR Title 23, Sec 2636(f)(2)(f)(3) & 2643(c)(1)
O
Individuals installing an Underground Storage Tank System shall meet all of the
following, except:
a.) California Licensed Tank Tester
b.) Possess the appropriate Contractors State License Board license.
C
c.) Effective January 1, 2005, the individual shall possess a current underground storage
tank system installer certificate from the ICC UST Installation/Retrofitting exam.
d.) The individual has been adequately trained as evidenced by a certificate of training
issued by the manufacturer(s) of the underground storage tank system component(s)
being installed. a.) California Licensed Tank Tester
CCR Title 23, Sec 2715(g)(h)
Which of the following would not require secondary containment testing?
a.) Interstitial space hydrostatically monitored
b.) Under-dispenser containment
c.) Turbine piping sump
d.) Secondary pipinga.) Interstitial space hydrostatically monitored
CCR Title 23, Sec 2637(g)
