Underground Storage Tanks UPDATED
Questions and CORRECT Answers
A confined space is:
Not meant for continuous employee occupancy
Limited in entry and exit
Large enough so that an employee can enter and perform work
All of the above - CORRECT ANSWER - (d) All of the above
All of the following are not exempt from UST regulations EXCEPT:
Heating oil tanks
Waste oil tanks
Motor vehicle fuel tanks
Aviation fuel tanks - CORRECT ANSWER - (a)
Title 23 CCR sec 2621(a)(2)
The following is an approved quantitative method of non-visual monitoring for existing UST
systems:
Ground Water Monitoring
Vadose Zone Monitoring
Statistical Inventory Reconciliation ·
d) Interstitial sensor - CORRECT ANSWER - (c) Statistical Inventory Reconciliation
CCR Title 23, sec 2643 (b)(3)
In order to meet the requirements for "Fail Safe" the monitoring system must shut down· the
turbine pump during which of the following:
Power Outage
Monitoring System Fails
Monitoring System Disconnect
,AII of the Above - CORRECT ANSWER - (d) All of the Above
CCR 23 section 2611
If a hazardous substance is stored in a basement, which of the following conditions will exempt
the container from UST regulation?
The container capacity is greater than 1320 gals
The tank is emptied every 30 days
The container is corrosion-protected
The amount stored is 55 gallons or less - CORRECT ANSWER - (d)
Section 2621(a)(13)
Exempt: Drums located in basements and which contain 55 gallons or less of a hazardous
substance
When an ATG is utilized for single-walled tank leak detection, it shall generate a post-test hard
copy report of the following information EXCEPT:
Liquid volume
Fuel depth
Outside air temperature
Time and date of tes - CORRECT ANSWER - (c) Outside air temperature
CCR Title 23, sec 2643 (b)(1)
The following are "new underground storage tanks" EXCEPT:
ranks installed prior to January 1, 1984
Tanks installed after January 1, 1987
Farm tanks that stores motor vehicle fuel for the purpose of resale
Tanks installed for emergency generators at hospitals - CORRECT ANSWER - (a)
23 CCR 2611
Effective July 1, 1991, what information must be located on the exterior surface of a new UST?
, Engineering standard, capacity, year manufactured, location of manufacturer
Engineering standard, diameter, intended storage material, year
Diameter, capacity, year manufactured, manufacturer
All of the above - CORRECT ANSWER - (c)
Found in section 2631(b)
A monitoring program must:
Be approved by the local agency
Be specified in the UST operating permit
Include the frequency of performing the monitoring
d) All of the above - CORRECT ANSWER - (d) All of the above
Section 2632(b) and (d)(1)(A)
If two successive statistical inventory reconciliation reports are inconclusive, a tank integrity test
must be accomplished within ____ days of receipt.
10
15
30
7 - CORRECT ANSWER - (b) 15
CCR Title 23; sec 2646.1(h)
Which of the following is a requirement for spill containers?
Capacity of 19 gallons
Protected from galvanic corrosion, if made of metal.
Has a valve which allows drainage to the sump
Provides positive shut-off when tank is filled to no more than 95 percent of capacity -
CORRECT ANSWER - (b)
Section 2635(b)(1)(A)
Questions and CORRECT Answers
A confined space is:
Not meant for continuous employee occupancy
Limited in entry and exit
Large enough so that an employee can enter and perform work
All of the above - CORRECT ANSWER - (d) All of the above
All of the following are not exempt from UST regulations EXCEPT:
Heating oil tanks
Waste oil tanks
Motor vehicle fuel tanks
Aviation fuel tanks - CORRECT ANSWER - (a)
Title 23 CCR sec 2621(a)(2)
The following is an approved quantitative method of non-visual monitoring for existing UST
systems:
Ground Water Monitoring
Vadose Zone Monitoring
Statistical Inventory Reconciliation ·
d) Interstitial sensor - CORRECT ANSWER - (c) Statistical Inventory Reconciliation
CCR Title 23, sec 2643 (b)(3)
In order to meet the requirements for "Fail Safe" the monitoring system must shut down· the
turbine pump during which of the following:
Power Outage
Monitoring System Fails
Monitoring System Disconnect
,AII of the Above - CORRECT ANSWER - (d) All of the Above
CCR 23 section 2611
If a hazardous substance is stored in a basement, which of the following conditions will exempt
the container from UST regulation?
The container capacity is greater than 1320 gals
The tank is emptied every 30 days
The container is corrosion-protected
The amount stored is 55 gallons or less - CORRECT ANSWER - (d)
Section 2621(a)(13)
Exempt: Drums located in basements and which contain 55 gallons or less of a hazardous
substance
When an ATG is utilized for single-walled tank leak detection, it shall generate a post-test hard
copy report of the following information EXCEPT:
Liquid volume
Fuel depth
Outside air temperature
Time and date of tes - CORRECT ANSWER - (c) Outside air temperature
CCR Title 23, sec 2643 (b)(1)
The following are "new underground storage tanks" EXCEPT:
ranks installed prior to January 1, 1984
Tanks installed after January 1, 1987
Farm tanks that stores motor vehicle fuel for the purpose of resale
Tanks installed for emergency generators at hospitals - CORRECT ANSWER - (a)
23 CCR 2611
Effective July 1, 1991, what information must be located on the exterior surface of a new UST?
, Engineering standard, capacity, year manufactured, location of manufacturer
Engineering standard, diameter, intended storage material, year
Diameter, capacity, year manufactured, manufacturer
All of the above - CORRECT ANSWER - (c)
Found in section 2631(b)
A monitoring program must:
Be approved by the local agency
Be specified in the UST operating permit
Include the frequency of performing the monitoring
d) All of the above - CORRECT ANSWER - (d) All of the above
Section 2632(b) and (d)(1)(A)
If two successive statistical inventory reconciliation reports are inconclusive, a tank integrity test
must be accomplished within ____ days of receipt.
10
15
30
7 - CORRECT ANSWER - (b) 15
CCR Title 23; sec 2646.1(h)
Which of the following is a requirement for spill containers?
Capacity of 19 gallons
Protected from galvanic corrosion, if made of metal.
Has a valve which allows drainage to the sump
Provides positive shut-off when tank is filled to no more than 95 percent of capacity -
CORRECT ANSWER - (b)
Section 2635(b)(1)(A)
