New York State Class A/B UST Operator Exam Questions and
Correct Answers
Question 1
In a suction dispensing system, the pump is located in:
Correct Answer
the UDC (12-3)
Question 2
The operator shall conduct a site assessment prior to permanent tank closure if:
Correct Answer
There is evidence of a release, or the facility lacks groundwater or vapor monitoring (6-3)
Question 3
An owner/operator must leave vent lines open and functioning if a UST remains in temporary closure for _______ months or
more.
Correct Answer
3 (6-2)
Page 1 of 24
,Question 4
You must investigate all suspected releases within ________ days of discovery.
Correct Answer
2 (8-13)
Question 5
Manual tank gauging cannot be used on tanks with a capacity over _______ gallons.
Correct Answer
550 (or 1,000 gallons with a diameter of 64 inches or 48 inches) (9-7)
Question 6
True or false? Only tanks need to be compatible with the regulated substances stored.
Correct Answer
False. Tanks, piping and all components of your UST system must be compatible with the product stored. (17-1)
Question 7
Release detection records of sampling, testing, or monitoring shall be maintained for:
Correct Answer
3 years (9-14)
Page 2 of 24
, Question 8
When is an owner/operator no longer required to maintain financial responsibility for a UST?
Correct Answer
When the facility is properly permanently closed (5-4)
Question 9
When planning to permanently close a UST system, the DEC must be notified:
Correct Answer
30 days prior to beginning the permanent closure process. (4-6)
Question 10
Daily inventory monitoring includes:
Correct Answer
Tank inventory measurements, water measurements, measurements of dispensed fuel, and measurements of fuel delivery
(16-6)
Question 11
Is there a separate operator certification exam for CBS facilities?
Correct Answer
NO: CBS operators typically receive specialized in-house training at their facility in addition to the same Class A/B UST
Operator certification as is required at PBS facilities. (19-4)
Page 3 of 24
Correct Answers
Question 1
In a suction dispensing system, the pump is located in:
Correct Answer
the UDC (12-3)
Question 2
The operator shall conduct a site assessment prior to permanent tank closure if:
Correct Answer
There is evidence of a release, or the facility lacks groundwater or vapor monitoring (6-3)
Question 3
An owner/operator must leave vent lines open and functioning if a UST remains in temporary closure for _______ months or
more.
Correct Answer
3 (6-2)
Page 1 of 24
,Question 4
You must investigate all suspected releases within ________ days of discovery.
Correct Answer
2 (8-13)
Question 5
Manual tank gauging cannot be used on tanks with a capacity over _______ gallons.
Correct Answer
550 (or 1,000 gallons with a diameter of 64 inches or 48 inches) (9-7)
Question 6
True or false? Only tanks need to be compatible with the regulated substances stored.
Correct Answer
False. Tanks, piping and all components of your UST system must be compatible with the product stored. (17-1)
Question 7
Release detection records of sampling, testing, or monitoring shall be maintained for:
Correct Answer
3 years (9-14)
Page 2 of 24
, Question 8
When is an owner/operator no longer required to maintain financial responsibility for a UST?
Correct Answer
When the facility is properly permanently closed (5-4)
Question 9
When planning to permanently close a UST system, the DEC must be notified:
Correct Answer
30 days prior to beginning the permanent closure process. (4-6)
Question 10
Daily inventory monitoring includes:
Correct Answer
Tank inventory measurements, water measurements, measurements of dispensed fuel, and measurements of fuel delivery
(16-6)
Question 11
Is there a separate operator certification exam for CBS facilities?
Correct Answer
NO: CBS operators typically receive specialized in-house training at their facility in addition to the same Class A/B UST
Operator certification as is required at PBS facilities. (19-4)
Page 3 of 24
