ICC California UST Inspector Exam Actual
Questions and Answers Latest Updated
(Graded A+)
Question 1
Monthly monitoring records must be kept on file for ___.
a) 60 months
b) 36 months
c) 78 months
d) the life of the UST system
Correct Answer
(b) 36 months
CCR Title 23, sec 2712 (b)
Question 2
*All of the following should be inspected and documented on the Monitoring System
Certification form EXCEPT:
a. remote overfill alarms.
b. the emergency shut-off switch.
c. electronic line leak detectors.
d. entry and termination of in-tank gauging wires.
Correct Answer
b. the emergency shut-off switch.
Page 1 of 169
,Question 3
When must tanks lined to meet 1998 upgrade requirements be inspected by a
coatings expert or special inspector?
a) Before being returned to service
b) Within 5 years of lining the tank
c) After every other tank filling
d) All of the above
Correct Answer
(a) Before being returned to service
HSC Section 2663(f)
Question 4
The Federal Act is coded in what section of US Code?
a. The Underground Storage of Hazardous Substances Control Act
b. The Clean Water Act
c. The Safe Drinking Water Act
d. Subchapter IX of chapter 82 of Title 42 of the United States Code, as added by the
Hazardous and Solid Waste Amendments of 1984, or as it may subsequently be
amended or supplemented.
Correct Answer
d. Subchapter IX of chapter 82 of Title 42 of the United States Code, as added by
the Hazardous and Solid Waste Amendments of 1984, or as it may subsequently be
amended or supplemented.
H≻ 25281
Page 2 of 169
,Question 5
ELD test method shall be all of the following except...
A) Certified by third party
B) Capable of detecting leak of 0.005 gallons per hour
C) Probability of detection of at least 95% and false alarm of 5%
D) Has false safe capability
Correct Answer
D) Has false safe capability
2644.1(a)(2). Enhanced Leak Detection
(2) The enhanced leak detection test method shall be third party certified, in
accordance with section 2643(f), for the capability of detecting both vapor and
liquid phase releases from the underground storage tank system. The enhanced
leak detection test method shall be capable of detecting a leak rate of at least 0.005
gallons per hour, with a probability of detection of at least 95 percent and a
probability of false alarm no greater than five percent.
Question 6
Which document is not used for guidance of Overfill prevention equipment
inspections?
A) Manufacturers Guidelines
B) Industry Code
C) Health and Safety Code 6.7
D) Engineering Standards
Correct Answer
C) Health and Safety Code 6.7
§ 2637.2(b) Overfill Prevention Equipment Inspection
Overfill prevention equipment inspections shall be conducted using an inspection
procedure that demonstrates that the overfill prevention equipment is set to
activate at the correct level specified in section 2635(c)(1) and will activate when
regulated stored substance reaches that level. These inspections shall be performed
in accordance with manufacturer's guidelines or standards. If there are no
manufacturer's guidelines or standards, the overfill prevention equipment shall be
inspected using an applicable method specified in an industry code or engineering
standard. If there are no applicable manufacturer's guidelines, industry codes, or
engineering standards, an inspection method approved by a state registered
professional engineer shall be used.
Page 3 of 169
, Question 7
The UST owner or operator shall record and report any of the following conditions,
EXCEPT
a. Any unauthorized release which the owner or operator is unable to clean up or
which is still under investigation within eight hours of detection
b. The discovery of released hazardous substances at the site of the underground
storage tanks or in the surrounding area.
c. Monitoring results from a release detection method that indicate a release may
have occurred, unless the monitoring device is found to be defective, and is
immediately repaired, re-calibrated or replaced.
d. A release from a dispenser hose caused by a vehicle overfill or topping-off.
Correct Answer
d. A release from a dispenser hose caused by a vehicle overfill or topping-off.
CCR; 2650, 2651 & H&SC 25294, 25295, 25295.5
Question 8
According to Title 23, CCR, UST Regulations, results of the tank tightness testing used
to monitor the tank must be retained for what period of time?
a. For a period of 3 years (36 months).
b. For the life of the facility
c. Until the next tightness test is conducted
d. Until you are sure a release has not occurred
Correct Answer
a. For a period of 3 years
CCR; 2712
Page 4 of 169
Questions and Answers Latest Updated
(Graded A+)
Question 1
Monthly monitoring records must be kept on file for ___.
a) 60 months
b) 36 months
c) 78 months
d) the life of the UST system
Correct Answer
(b) 36 months
CCR Title 23, sec 2712 (b)
Question 2
*All of the following should be inspected and documented on the Monitoring System
Certification form EXCEPT:
a. remote overfill alarms.
b. the emergency shut-off switch.
c. electronic line leak detectors.
d. entry and termination of in-tank gauging wires.
Correct Answer
b. the emergency shut-off switch.
Page 1 of 169
,Question 3
When must tanks lined to meet 1998 upgrade requirements be inspected by a
coatings expert or special inspector?
a) Before being returned to service
b) Within 5 years of lining the tank
c) After every other tank filling
d) All of the above
Correct Answer
(a) Before being returned to service
HSC Section 2663(f)
Question 4
The Federal Act is coded in what section of US Code?
a. The Underground Storage of Hazardous Substances Control Act
b. The Clean Water Act
c. The Safe Drinking Water Act
d. Subchapter IX of chapter 82 of Title 42 of the United States Code, as added by the
Hazardous and Solid Waste Amendments of 1984, or as it may subsequently be
amended or supplemented.
Correct Answer
d. Subchapter IX of chapter 82 of Title 42 of the United States Code, as added by
the Hazardous and Solid Waste Amendments of 1984, or as it may subsequently be
amended or supplemented.
H≻ 25281
Page 2 of 169
,Question 5
ELD test method shall be all of the following except...
A) Certified by third party
B) Capable of detecting leak of 0.005 gallons per hour
C) Probability of detection of at least 95% and false alarm of 5%
D) Has false safe capability
Correct Answer
D) Has false safe capability
2644.1(a)(2). Enhanced Leak Detection
(2) The enhanced leak detection test method shall be third party certified, in
accordance with section 2643(f), for the capability of detecting both vapor and
liquid phase releases from the underground storage tank system. The enhanced
leak detection test method shall be capable of detecting a leak rate of at least 0.005
gallons per hour, with a probability of detection of at least 95 percent and a
probability of false alarm no greater than five percent.
Question 6
Which document is not used for guidance of Overfill prevention equipment
inspections?
A) Manufacturers Guidelines
B) Industry Code
C) Health and Safety Code 6.7
D) Engineering Standards
Correct Answer
C) Health and Safety Code 6.7
§ 2637.2(b) Overfill Prevention Equipment Inspection
Overfill prevention equipment inspections shall be conducted using an inspection
procedure that demonstrates that the overfill prevention equipment is set to
activate at the correct level specified in section 2635(c)(1) and will activate when
regulated stored substance reaches that level. These inspections shall be performed
in accordance with manufacturer's guidelines or standards. If there are no
manufacturer's guidelines or standards, the overfill prevention equipment shall be
inspected using an applicable method specified in an industry code or engineering
standard. If there are no applicable manufacturer's guidelines, industry codes, or
engineering standards, an inspection method approved by a state registered
professional engineer shall be used.
Page 3 of 169
, Question 7
The UST owner or operator shall record and report any of the following conditions,
EXCEPT
a. Any unauthorized release which the owner or operator is unable to clean up or
which is still under investigation within eight hours of detection
b. The discovery of released hazardous substances at the site of the underground
storage tanks or in the surrounding area.
c. Monitoring results from a release detection method that indicate a release may
have occurred, unless the monitoring device is found to be defective, and is
immediately repaired, re-calibrated or replaced.
d. A release from a dispenser hose caused by a vehicle overfill or topping-off.
Correct Answer
d. A release from a dispenser hose caused by a vehicle overfill or topping-off.
CCR; 2650, 2651 & H&SC 25294, 25295, 25295.5
Question 8
According to Title 23, CCR, UST Regulations, results of the tank tightness testing used
to monitor the tank must be retained for what period of time?
a. For a period of 3 years (36 months).
b. For the life of the facility
c. Until the next tightness test is conducted
d. Until you are sure a release has not occurred
Correct Answer
a. For a period of 3 years
CCR; 2712
Page 4 of 169
