UST Designated Operator A UPDATED
ACTUAL Questions and CORRECT
Answers
What must owners and operators do if their UST fails the internal lining inspection and cannot be
repaired according to a code of practice? - CORRECT ANSWER - Permanently close the
UST
T/F Cathodic protection tester can design field-installed cathodic protection systems -
CORRECT ANSWER - False
T/F Owners and operators have 30 days to respond to an active alarm on their automatic tank
gauging console. - CORRECT ANSWER - False
T/F An inconclusive result for SIR means an owner and operator has not performed release
detection for that month. - CORRECT ANSWER - True
How many years must owners and operators maintain performance claims for their release
detection method? - CORRECT ANSWER - 5 Years
Owners and operators with 100 or fewer USTs must have ____ dollars aggregate coverage for
tanking corrective action and compensating third parties - CORRECT ANSWER -1
Million
T/F Owners and operators may use a combination of financial mechanisms to comply with the
financial responsibility requirements. - CORRECT ANSWER - True
T/F Tanks less than 10,000 gallons installed after April 11, 2016 do not have to meet the
secondary containment requirement. - CORRECT ANSWER - False
, Owners and operators must notify EPA at least 30 days prior to permanently closing an UST
system or performing a change-in-service by doing what? - CORRECT ANSWER - Call
EPA
E-mail EPA
Mail by U.S Postal Service
Containment sumps include which of the following? - CORRECT ANSWER - Under-
Dispenser Containment
Submersible Turbine pump sump
Transition Sump
Owners and operators must demonstrate compatibility for which of the following stored
substances? - CORRECT ANSWER - B50
E15
T/F All components of UST systems are designed for all blends of ethanol in the fuel. -
CORRECT ANSWER - False
T/F Double-walled spill buckets where the space between the walls of the spill bucket is no
longer monitored at least 30 days must be tested for liquid tightness within 1 year after
monitoring ceases. - CORRECT ANSWER - False
What percent of piping can an owner or operator repair and not have to replace the piping with
secondarily contained piping? - CORRECT ANSWER - Less than 50 percent
T/F Owners and operators need to check hand held release detection equipment for operability
and serviceability at least annually - CORRECT ANSWER - True
How often must owners and operators conduct containment sump testing for containment sumps
used for piping interstitial monitoring? - CORRECT ANSWER - 3 years
ACTUAL Questions and CORRECT
Answers
What must owners and operators do if their UST fails the internal lining inspection and cannot be
repaired according to a code of practice? - CORRECT ANSWER - Permanently close the
UST
T/F Cathodic protection tester can design field-installed cathodic protection systems -
CORRECT ANSWER - False
T/F Owners and operators have 30 days to respond to an active alarm on their automatic tank
gauging console. - CORRECT ANSWER - False
T/F An inconclusive result for SIR means an owner and operator has not performed release
detection for that month. - CORRECT ANSWER - True
How many years must owners and operators maintain performance claims for their release
detection method? - CORRECT ANSWER - 5 Years
Owners and operators with 100 or fewer USTs must have ____ dollars aggregate coverage for
tanking corrective action and compensating third parties - CORRECT ANSWER -1
Million
T/F Owners and operators may use a combination of financial mechanisms to comply with the
financial responsibility requirements. - CORRECT ANSWER - True
T/F Tanks less than 10,000 gallons installed after April 11, 2016 do not have to meet the
secondary containment requirement. - CORRECT ANSWER - False
, Owners and operators must notify EPA at least 30 days prior to permanently closing an UST
system or performing a change-in-service by doing what? - CORRECT ANSWER - Call
EPA
E-mail EPA
Mail by U.S Postal Service
Containment sumps include which of the following? - CORRECT ANSWER - Under-
Dispenser Containment
Submersible Turbine pump sump
Transition Sump
Owners and operators must demonstrate compatibility for which of the following stored
substances? - CORRECT ANSWER - B50
E15
T/F All components of UST systems are designed for all blends of ethanol in the fuel. -
CORRECT ANSWER - False
T/F Double-walled spill buckets where the space between the walls of the spill bucket is no
longer monitored at least 30 days must be tested for liquid tightness within 1 year after
monitoring ceases. - CORRECT ANSWER - False
What percent of piping can an owner or operator repair and not have to replace the piping with
secondarily contained piping? - CORRECT ANSWER - Less than 50 percent
T/F Owners and operators need to check hand held release detection equipment for operability
and serviceability at least annually - CORRECT ANSWER - True
How often must owners and operators conduct containment sump testing for containment sumps
used for piping interstitial monitoring? - CORRECT ANSWER - 3 years
