©THESTAR EXAM SOLUTIONS 2024/2025
ALL RIGHTS RESERVED.
TCEQ: Class D water operator license Exam
Questions And Answers Updated 2024
T/F: Operators have a responsibility to provide drinking water that meets Federal and State
Standards - answer✔True
T/F: Water must be disinfected, delivered at inadequate pressure and be ample in quantity
- answer✔False (True if adequate instead of inadequate)
T/F: Utility employees should guard the water supply and facilities from contamination,
public tours, and even terrorism - answer✔False
T/F: The state requires bacteriological sample results to be kept 2 years. - answer✔False
(True if 5 years)
T/F: The state requires chemical analysis to be kept at least 10 years. - answer✔True
T/F: The EPA requires a water system to keep a copy of each consumer confidence report
at least 5 years. - answer✔True
T/F: A public water system provides the public with piped water for human consumption,
serves at least 15 service connections and regularly serves at least 25 individuals daily at
least 60 days out of the year - answer✔True
The water utility field touches everyone because...
A)water used for recreation
B)water used for agriculture
C)water used for industry
D)water is essential to life and health - answer✔D)water essential to life and health
Thew water utility employee should remember customers are entitled to...
A)courteous treatment
1|Page
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ALL RIGHTS RESERVED.
B)abuse public servants
C)always be right
D)answers to questions about water
E)A&D - answer✔E
Public systems utilizing ground water serving less than ___ connections on purchase
treated water only are not required to compile ___ reports.
A)50, yearly
B) 150, yearly
C) 50, monthly
D) 100, monthly - answer✔D
Job training for water utility operators is available through the...
A)American Water Works Association
B)TX Water Utilities Association
C)TX Engineering Extension Service
D)all listed - answer✔D
In TX, water operator license is administered by the...
A)EPA
B)TNRCC -- TCEQ
C)AWWA
D)TWUA - answer✔B
All pubic water systems are required to employ certified operators even if the system only
___ treated water bought from another source.
A)Chlorites
B)Sells
C)Redistributes
D)Stores - answer✔C
2|Page
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ALL RIGHTS RESERVED.
Public water systems include cities, municipal utility districts, rural water supply
corporations, mobile home parts, and ___.
A)private wells
B)campgrounds
C)public pools
D)public lakes - answer✔B
Examples of community water systems include...
A)municipalities
B)municipal utility districts
C)rural water supply corporations
D)mobile home packs
E)all the above - answer✔E
A federal agency impacting the water utility industry is the...
A)TNRCC
B)EPA
C)AWWA
D)TWUA - answer✔B
The most important federal law impacting the water utility industry is the ...
A)water resources development act
b)federal water pollution control act
c)hazard communication act
d)safe drinking water act - answer✔D
The 4 national safety and quality standards for drinking water covered in the Safe Drinking
Water Act are physical, chemical, ___, and radiological
A)mineral
B)thermal
C)bacteriological
3|Page
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D)mathematical - answer✔C
The state agency that regulates drinking water in TX and administers federal Safe Drinking
Water Act is the ...
A)TNRCC -- TCEQ
B)DPS
C)PUC
D)TDH - answer✔A
Required notification by the water system to the TNRCC includes change or alteration of
the system, a new facility to be built and water supply ___.
A) rate increases
B) health hazards
C) bond elections
D) bid proposals - answer✔B
Some regional and local agencies impacting the water utility industry are municipal utility
districts, rural water supply corporations, drainage districts, ________, groundwater
conservation districts, and subsidence districts.
A)school districts
B)postal distrcits
C)real estate agencies
D)river authorities - answer✔D
T/F: Public relations (PR) is the relationship between you, the water utility employee, and
the mayor. - answer✔F
T/F: The keys to good customer relations are 1) everything the utility does is PR, 2)
customers are entitled to courteous treatment, 3) every employee is a PR person -
answer✔True
T/F: Meter readers are the persons with whom customers have the least contact. -
answer✔False
T/F: Meter readers can be ambassadors of goodwill. - answer✔True
4|Page
ALL RIGHTS RESERVED.
TCEQ: Class D water operator license Exam
Questions And Answers Updated 2024
T/F: Operators have a responsibility to provide drinking water that meets Federal and State
Standards - answer✔True
T/F: Water must be disinfected, delivered at inadequate pressure and be ample in quantity
- answer✔False (True if adequate instead of inadequate)
T/F: Utility employees should guard the water supply and facilities from contamination,
public tours, and even terrorism - answer✔False
T/F: The state requires bacteriological sample results to be kept 2 years. - answer✔False
(True if 5 years)
T/F: The state requires chemical analysis to be kept at least 10 years. - answer✔True
T/F: The EPA requires a water system to keep a copy of each consumer confidence report
at least 5 years. - answer✔True
T/F: A public water system provides the public with piped water for human consumption,
serves at least 15 service connections and regularly serves at least 25 individuals daily at
least 60 days out of the year - answer✔True
The water utility field touches everyone because...
A)water used for recreation
B)water used for agriculture
C)water used for industry
D)water is essential to life and health - answer✔D)water essential to life and health
Thew water utility employee should remember customers are entitled to...
A)courteous treatment
1|Page
, ©THESTAR EXAM SOLUTIONS 2024/2025
ALL RIGHTS RESERVED.
B)abuse public servants
C)always be right
D)answers to questions about water
E)A&D - answer✔E
Public systems utilizing ground water serving less than ___ connections on purchase
treated water only are not required to compile ___ reports.
A)50, yearly
B) 150, yearly
C) 50, monthly
D) 100, monthly - answer✔D
Job training for water utility operators is available through the...
A)American Water Works Association
B)TX Water Utilities Association
C)TX Engineering Extension Service
D)all listed - answer✔D
In TX, water operator license is administered by the...
A)EPA
B)TNRCC -- TCEQ
C)AWWA
D)TWUA - answer✔B
All pubic water systems are required to employ certified operators even if the system only
___ treated water bought from another source.
A)Chlorites
B)Sells
C)Redistributes
D)Stores - answer✔C
2|Page
, ©THESTAR EXAM SOLUTIONS 2024/2025
ALL RIGHTS RESERVED.
Public water systems include cities, municipal utility districts, rural water supply
corporations, mobile home parts, and ___.
A)private wells
B)campgrounds
C)public pools
D)public lakes - answer✔B
Examples of community water systems include...
A)municipalities
B)municipal utility districts
C)rural water supply corporations
D)mobile home packs
E)all the above - answer✔E
A federal agency impacting the water utility industry is the...
A)TNRCC
B)EPA
C)AWWA
D)TWUA - answer✔B
The most important federal law impacting the water utility industry is the ...
A)water resources development act
b)federal water pollution control act
c)hazard communication act
d)safe drinking water act - answer✔D
The 4 national safety and quality standards for drinking water covered in the Safe Drinking
Water Act are physical, chemical, ___, and radiological
A)mineral
B)thermal
C)bacteriological
3|Page
, ©THESTAR EXAM SOLUTIONS 2024/2025
ALL RIGHTS RESERVED.
D)mathematical - answer✔C
The state agency that regulates drinking water in TX and administers federal Safe Drinking
Water Act is the ...
A)TNRCC -- TCEQ
B)DPS
C)PUC
D)TDH - answer✔A
Required notification by the water system to the TNRCC includes change or alteration of
the system, a new facility to be built and water supply ___.
A) rate increases
B) health hazards
C) bond elections
D) bid proposals - answer✔B
Some regional and local agencies impacting the water utility industry are municipal utility
districts, rural water supply corporations, drainage districts, ________, groundwater
conservation districts, and subsidence districts.
A)school districts
B)postal distrcits
C)real estate agencies
D)river authorities - answer✔D
T/F: Public relations (PR) is the relationship between you, the water utility employee, and
the mayor. - answer✔F
T/F: The keys to good customer relations are 1) everything the utility does is PR, 2)
customers are entitled to courteous treatment, 3) every employee is a PR person -
answer✔True
T/F: Meter readers are the persons with whom customers have the least contact. -
answer✔False
T/F: Meter readers can be ambassadors of goodwill. - answer✔True
4|Page
