CLASS A/B OPERATOR FOR
UNDERGROUND STORAGE
TANK TESTEXAM WITH
ACTUAL VERIFIED NGN
QUESTIONS AND WELL
EXPLAINED 100% CORRECT
ANSWERS WITH RATIONALES
LATEST 2025 UPDATE GRADED
A+ WITH 100% GUARANTEED
SUCCESS AFTER DOWNLOAD
An owner/operator must leave vent lines open and functioning if a UST remains in temporary
clsure for _______ months or more.
3
Piping tightness tests for American-style suction piping must be conducted every
______________.
3 years
, What is not a required monthly activity at a UST facility?
Reviewing the fuel delivery records
How often must tank linings be inspected?
Every 5 years
Owners/operators must maintain site closure assesment records for ____________.
Three years after completion of permanent closure or change-in-services.
Can an owner use pollution liability insurance as a means of financial responsibility?
Yes
An automatic tank gauge must be able to detect a leak of X gallons per hour. X is:
0.2 gallons per hour
Statistical Inventory reconciliation (SIR) analyzes the following as a means of leak detection:
Inventory, Delivery and Dispensing
Manual tank gauging can be used as the 'sole' means of a leak detection for tanks that are X
gallons or less in capacity. X is:
550 gallons
Check if the following statement is true or false: "A third party evaluation of a statistical
inventory reconciliation is good for any type of tank and product."
False
Automatic line leak detectors must be able to detect a leak of at least X gallons per hour at a
line pressure of 10 psi witin one hour. X is:
3 gallons per hour
Line testing of piping shall be capable of detecting X gallons per hour leak rate at 1 and a half
times the operating pressure. X is:
0.1 gallons per hour
What actions are not appropriate when when the owner/operator becomes aware of a spill or
overfill?
Drain the spill to the storm sewer or nearby ditch
Upon confirmation of a release to the soil/groundwater/surface water the operator shall:
Report the release to the DEQ within 24 hours, by fax or phone
A Class B operator shall not be responsible for more than the following facilities:
45 facilities
UNDERGROUND STORAGE
TANK TESTEXAM WITH
ACTUAL VERIFIED NGN
QUESTIONS AND WELL
EXPLAINED 100% CORRECT
ANSWERS WITH RATIONALES
LATEST 2025 UPDATE GRADED
A+ WITH 100% GUARANTEED
SUCCESS AFTER DOWNLOAD
An owner/operator must leave vent lines open and functioning if a UST remains in temporary
clsure for _______ months or more.
3
Piping tightness tests for American-style suction piping must be conducted every
______________.
3 years
, What is not a required monthly activity at a UST facility?
Reviewing the fuel delivery records
How often must tank linings be inspected?
Every 5 years
Owners/operators must maintain site closure assesment records for ____________.
Three years after completion of permanent closure or change-in-services.
Can an owner use pollution liability insurance as a means of financial responsibility?
Yes
An automatic tank gauge must be able to detect a leak of X gallons per hour. X is:
0.2 gallons per hour
Statistical Inventory reconciliation (SIR) analyzes the following as a means of leak detection:
Inventory, Delivery and Dispensing
Manual tank gauging can be used as the 'sole' means of a leak detection for tanks that are X
gallons or less in capacity. X is:
550 gallons
Check if the following statement is true or false: "A third party evaluation of a statistical
inventory reconciliation is good for any type of tank and product."
False
Automatic line leak detectors must be able to detect a leak of at least X gallons per hour at a
line pressure of 10 psi witin one hour. X is:
3 gallons per hour
Line testing of piping shall be capable of detecting X gallons per hour leak rate at 1 and a half
times the operating pressure. X is:
0.1 gallons per hour
What actions are not appropriate when when the owner/operator becomes aware of a spill or
overfill?
Drain the spill to the storm sewer or nearby ditch
Upon confirmation of a release to the soil/groundwater/surface water the operator shall:
Report the release to the DEQ within 24 hours, by fax or phone
A Class B operator shall not be responsible for more than the following facilities:
45 facilities
