UST EXAM ALL POSSIBLE 101
QUESTIONS AND ANSWERS COMPLET
SOLUTION 2024
Which agency approves a site-specific variance which allows for an alternative method of
construction or monitoring:
• The Regional Water Quality Board
• The State Water Resources Control Board
• The Department of Toxic Substance Control
• The local agency ✔Ans✔ 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?
• Code of Federal Regulations, 40 CFR Part 281
• California Code of Regulations, Title 23, Chapter 16
• Code of Federal Regulations, 40 CFR Part 280
• California Code of Regulations, Title 23, Chapter 17 ✔Ans✔ b.) California Code
of Regulations; Title 23, Chapter 16
By definition an "underground storage tank system" includes
• The tank, all connected piping and dispensers
• The tank, all connected piping, ancillary equipment and containment system
• Only the tank
• Only tanks totally beneath the surface of the ground ✔Ans✔ 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:
• Description of actions taken to stop the release
• Cause of the release
• Method of disposal of released product
• Date on which the release was discovered ✔Ans✔ 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:
• It did not increase the hazard of fire
• It did not cause any deterioration of the secondary containment
• It was cleaned up within 8 hours of detection
• All of the above ✔Ans✔ D. All of the
above H&SC, Sec 25294
The annual monitoring certification may be performed by:
• A person possessing the appropriate contractors licenses
• An individual trained and certified by the manufacturer of the monitoring equipment
• A designated UST operator
• A person who meets the requirements of both a and b ✔Ans✔ 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:
• Liquid volume
,• Fuel depth
• Outside air temperature
• Time and date of test ✔Ans✔ 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% ✔Ans✔ c.) 90%
An automatic tank gauge is utilized for leak detection of the .
• Tank
• Tank and Piping
• Piping
• Interstitial space ✔Ans✔ 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 .
• The local agency
• The SWRCB
• Owner of the UST system
• To both the SWRCB and the local agency ✔Ans✔ 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:
• The state UST identification number(s)
• Name of the tank manufacturer and tank capacity
• Permit expiration date
• Monitoring requirements ✔Ans✔ 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:
• The UST system is empty and will be removed from service indefinitely
• The UST system has ceased to store hazardous materials but will be used within the next
12 consecutive months
• The UST system is unable to meet compliance requirements and will be removed
• The UST system has been red-tagged ✔Ans✔ 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
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:
• Ask the state to assist in a joint inspection
• Request the owner/operator to submit a "Return to Compliance" form.
• Refer to a District Attorney Investigator
• Inspect the facility and determine compliance ✔Ans✔ d.) Inspect the facility and
determine compliance
CCR Title 23, Sec 2712(c)
All the following components require third party certification, except:
• Automatic tank gauging systems
QUESTIONS AND ANSWERS COMPLET
SOLUTION 2024
Which agency approves a site-specific variance which allows for an alternative method of
construction or monitoring:
• The Regional Water Quality Board
• The State Water Resources Control Board
• The Department of Toxic Substance Control
• The local agency ✔Ans✔ 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?
• Code of Federal Regulations, 40 CFR Part 281
• California Code of Regulations, Title 23, Chapter 16
• Code of Federal Regulations, 40 CFR Part 280
• California Code of Regulations, Title 23, Chapter 17 ✔Ans✔ b.) California Code
of Regulations; Title 23, Chapter 16
By definition an "underground storage tank system" includes
• The tank, all connected piping and dispensers
• The tank, all connected piping, ancillary equipment and containment system
• Only the tank
• Only tanks totally beneath the surface of the ground ✔Ans✔ 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:
• Description of actions taken to stop the release
• Cause of the release
• Method of disposal of released product
• Date on which the release was discovered ✔Ans✔ 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:
• It did not increase the hazard of fire
• It did not cause any deterioration of the secondary containment
• It was cleaned up within 8 hours of detection
• All of the above ✔Ans✔ D. All of the
above H&SC, Sec 25294
The annual monitoring certification may be performed by:
• A person possessing the appropriate contractors licenses
• An individual trained and certified by the manufacturer of the monitoring equipment
• A designated UST operator
• A person who meets the requirements of both a and b ✔Ans✔ 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:
• Liquid volume
,• Fuel depth
• Outside air temperature
• Time and date of test ✔Ans✔ 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% ✔Ans✔ c.) 90%
An automatic tank gauge is utilized for leak detection of the .
• Tank
• Tank and Piping
• Piping
• Interstitial space ✔Ans✔ 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 .
• The local agency
• The SWRCB
• Owner of the UST system
• To both the SWRCB and the local agency ✔Ans✔ 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:
• The state UST identification number(s)
• Name of the tank manufacturer and tank capacity
• Permit expiration date
• Monitoring requirements ✔Ans✔ 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:
• The UST system is empty and will be removed from service indefinitely
• The UST system has ceased to store hazardous materials but will be used within the next
12 consecutive months
• The UST system is unable to meet compliance requirements and will be removed
• The UST system has been red-tagged ✔Ans✔ 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
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:
• Ask the state to assist in a joint inspection
• Request the owner/operator to submit a "Return to Compliance" form.
• Refer to a District Attorney Investigator
• Inspect the facility and determine compliance ✔Ans✔ d.) Inspect the facility and
determine compliance
CCR Title 23, Sec 2712(c)
All the following components require third party certification, except:
• Automatic tank gauging systems
