Class A_B Operator For Underground Storage Tank

CLASS A/B OPERATOR FOR UNDERGROUND STORAGE
TANK
CERTIFICATION EXAM | 100% CORRECT ANSWERS |
LATEST 2026-2027 UPDATE



TABLE OF CONTENTS
ANSWER
1. EXAM INFORMATION AND OVERVIEW............................ PAGE 1
2. SECTION 1: CERTIFICATION AND RENEWAL REQUIREMENTS........ PAGE 2
3. SECTION 2: REGULATORY TIMEFRAMES AND NOTIFICATION......... PAGE 3
4. SECTION 3: FINANCIAL RESPONSIBILITY....................... PAGE 5
5. SECTION 4: RELEASE DETECTION AND MONITORING.............. PAGE 6
6. SECTION 5: CATHODIC PROTECTION AND CORROSION............. PAGE 9
7. SECTION 6: SPILL AND OVERFILL PREVENTION.................. PAGE 11
8. SECTION 7: SECONDARY CONTAINMENT AND EQUIPMENT........... PAGE 13
9. SECTION 8: TANK CLOSURE AND SITE ASSESSMENT.............. PAGE 15
10. SECTION 9: OPERATOR RESPONSIBILITIES...................... PAGE 18
11. SECTION 10: RECORDKEEPING AND REPORTING................... PAGE 20
12. SECTION 11: GENERAL COMPLIANCE............................ PAGE 22
13. COMPREHENSIVE ANSWER KEY.................................. PAGE 25


EXAM INFORMATION AND OVERVIEW

Institution: State Environmental Protection Agencies / EPA / NEIWPCC
Certification: Class A and Class B Operator for Underground Storage Tanks (USTs)
Regulatory Framework: 40 CFR Part 280 (Federal UST Regulations) / State Implemented
Programs
Document Type: Complete Test Bank with 100 Verified Answers
Latest Update: 2025-2026 Academic Year

Operator Class Definitions [citation:7]:
• Class A Operator: Has primary responsibility for operation and maintenance of UST systems.
Manages resources and personnel to maintain compliance.
• Class B Operator: Has daily responsibility for on-site operation and maintenance of UST
systems. Understands operation and maintenance aspects in depth.
• Class C Operator: On-site employees who are generally the first line of response to actual or
potential emergencies.

,SECTION 1: CERTIFICATION AND RENEWAL REQUIREMENTS


Question 1
ANSWER
The Class A and Class B certification must be renewed every:
A) 2 years
B) 3 years
C) 5 years
D) 10 years

ANSWER C) 5 years [citation:1][citation:3][citation:4]

Question 2
ANSWER
Class A Operators must take and pass the ICC Class A Operator Exam every:
A) 2 years
B) 3 years
C) 5 years
D) 10 years

ANSWER C) 5 years [citation:3]

Question 3
ANSWER
Class A and Class B operators must be trained within how many days after assuming operation
and maintenance duties at a UST facility?
A) 7 days
B) 15 days
C) 30 days
D) 60 days

ANSWER C) 30 days [citation:6][citation:7]

Question 4
ANSWER
If a facility has been determined by the DEQ inspector to be out of compliance with significant
operational compliance requirements, the DEQ shall retrain:
A) The Class C Operator
B) The fuel delivery driver
C) The Class A Operator of the facility
D) All employees at the facility

, ANSWER C) The Class A Operator of the facility [citation:9]

Question 5
ANSWER
A class B operator shall not be responsible for more than how many facilities?
A) 15 facilities
B) 30 facilities
C) 45 facilities
D) 60 facilities

ANSWER C) 45 facilities [citation:9]

Question 6
ANSWER
How often must Class B Operators conduct a site inspection of the facility to determine
compliance?
A) Monthly
B) Quarterly
C) Annually
D) Every 60 days

ANSWER B) Quarterly [citation:3]

Question 7
ANSWER
The class B operator should inspect the UST system for operational compliance status at a
minimum:
A) Monthly
B) Quarterly
C) Annually
D) Every 60 days

ANSWER B) Quarterly [citation:3]

Question 8
ANSWER
Class C operator training must include information on:
A) Emergency response procedures
B) How to activate emergency shutoffs
C) Responding to alarms
D) All of the above

ANSWER D) All of the above [citation:6]