WATER OPERATOR CLASS D STUDY
GUIDE EXAM QUESTIONS AND
DETAILED ANSWERS. EXPERT
VERIFIED FOR GUARANTEED PASS.
The primary purpose of the Water Utility Industry - ANS The production and delivery of safe
drinking water to consumers
Those who work in the public water industry have a responsibility to meet standards created by
these types of government entities. - ANS Federal and State
basic federal and state standards state that Water must be: - ANS disinfected, delivered at
adequate pressure, and be ample in quantity.
Employees should guard what - ANS the water supply and facilities
Employees should guard the water supply and facilities from these three things. -
ANS contamination, vandalism and terrorism
Bacteriological analysis records are kept for - ANS 5 years
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
,Chemical analysis records are kept for - ANS 10 years
Records about action taken to correct violations of primary drinking water regulations are kept
for - ANS 3 years after last action taken
Written documentation relating to sanitary surveys conducted are kept for - ANS 10 years
after the survey is completed
Documentation of a variance or exemption granted is kept for - ANS 5 years after its
expiration
Results of required tests, measurements or analysis must be reported - ANS within 10 days
following its completion
A copy of Consumer Confidence reports (EPA Required)must be kept for - ANS 5 years
Administers water operator licensing - ANS TCEQ
TCEQ - ANS Texas Commission on Environmental Quality
Description of a public water system - ANS Regularly serves at least 25 individuals daily at
least 60 days out of the year.Services at least 15 service connections.
MUDs - ANS Municipal Utility Districts
Water is essential to - ANS Life and health
Customers are entitled to - ANS courteous treatment & answers to questions about water
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
,This type of public system is not required to compile monthly reports - ANS systems that
serve less than 100 connections OR purchase treated water
Job training for water utility operators is available through these 3 organizations -
ANS American Water Works Association, Texas Engineering Extension Service, Texas Water
Utilities Association
All public water systems are required to employ certified operators even if the system only -
ANS redistributes treated water bought from another source
cities, municipal utility districts,rural water supply corporations mobile home parks,
campgrounds are examples of: - ANS Public Water Systems
Examples of community water systems - ANS cities, municipal utility districts,rural water
supply corporations, mobile home parks, campgrounds
Non-community water system - ANS Any public water system that is not a community
system
travel trailer spaces, Hotel and motel rooms, service stations are examples of this type of water
systems - ANS non-community water systems
The federal agency that impacts the water industry - ANS EPA
EPA - ANS Environmental Protection Agency
The most important federal law impacting the water utility industry is the - ANS Safe
Drinking Water Act
3 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
, The Safe Drinking Water Act establishes these 4 national safety and quality standards -
ANS Physical, Chemical, Bacteriological, Radiological
The state agency that regulated drinking water in Texas and administers the Federal Safe
Drinking Water Act - ANS TCEQ
The water system must notify the TCEQ when (5 items) - ANS there is a change or alteration
of the system; a new facility to be build; water supply health hazards; change in water quality;
change in water source
MUDs; Rural Water Supply Corporations; Drainage Districts; Ground Water Conservation
Districts; Subsidence Districts and River Authorities -- These are what type of agencies and what
do they impact? - ANS Regional and local agencies that impact the water utility industry
The relationship between you and the customer - ANS Public Relations
PR - ANS Public Relations
Wat are the three keys to good customer relations - ANS Everything the utility does is PR;
Customers are entitles to courteous treatment; Every employee is a PR person
Customers have the most contact with - ANS Meter Readers
Meter readers can be ambassadors of goodwill by doing these 5 things - ANS wearing
identifying clothing; being neat and courteous; Teaching customers how to read their meter;
Explaining utility policies such as delinquent notices or disputed readings; Taking care or
property
Maintenance crews can warn customers of - ANS service interruptions
4 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
GUIDE EXAM QUESTIONS AND
DETAILED ANSWERS. EXPERT
VERIFIED FOR GUARANTEED PASS.
The primary purpose of the Water Utility Industry - ANS The production and delivery of safe
drinking water to consumers
Those who work in the public water industry have a responsibility to meet standards created by
these types of government entities. - ANS Federal and State
basic federal and state standards state that Water must be: - ANS disinfected, delivered at
adequate pressure, and be ample in quantity.
Employees should guard what - ANS the water supply and facilities
Employees should guard the water supply and facilities from these three things. -
ANS contamination, vandalism and terrorism
Bacteriological analysis records are kept for - ANS 5 years
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
,Chemical analysis records are kept for - ANS 10 years
Records about action taken to correct violations of primary drinking water regulations are kept
for - ANS 3 years after last action taken
Written documentation relating to sanitary surveys conducted are kept for - ANS 10 years
after the survey is completed
Documentation of a variance or exemption granted is kept for - ANS 5 years after its
expiration
Results of required tests, measurements or analysis must be reported - ANS within 10 days
following its completion
A copy of Consumer Confidence reports (EPA Required)must be kept for - ANS 5 years
Administers water operator licensing - ANS TCEQ
TCEQ - ANS Texas Commission on Environmental Quality
Description of a public water system - ANS Regularly serves at least 25 individuals daily at
least 60 days out of the year.Services at least 15 service connections.
MUDs - ANS Municipal Utility Districts
Water is essential to - ANS Life and health
Customers are entitled to - ANS courteous treatment & answers to questions about water
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
,This type of public system is not required to compile monthly reports - ANS systems that
serve less than 100 connections OR purchase treated water
Job training for water utility operators is available through these 3 organizations -
ANS American Water Works Association, Texas Engineering Extension Service, Texas Water
Utilities Association
All public water systems are required to employ certified operators even if the system only -
ANS redistributes treated water bought from another source
cities, municipal utility districts,rural water supply corporations mobile home parks,
campgrounds are examples of: - ANS Public Water Systems
Examples of community water systems - ANS cities, municipal utility districts,rural water
supply corporations, mobile home parks, campgrounds
Non-community water system - ANS Any public water system that is not a community
system
travel trailer spaces, Hotel and motel rooms, service stations are examples of this type of water
systems - ANS non-community water systems
The federal agency that impacts the water industry - ANS EPA
EPA - ANS Environmental Protection Agency
The most important federal law impacting the water utility industry is the - ANS Safe
Drinking Water Act
3 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
, The Safe Drinking Water Act establishes these 4 national safety and quality standards -
ANS Physical, Chemical, Bacteriological, Radiological
The state agency that regulated drinking water in Texas and administers the Federal Safe
Drinking Water Act - ANS TCEQ
The water system must notify the TCEQ when (5 items) - ANS there is a change or alteration
of the system; a new facility to be build; water supply health hazards; change in water quality;
change in water source
MUDs; Rural Water Supply Corporations; Drainage Districts; Ground Water Conservation
Districts; Subsidence Districts and River Authorities -- These are what type of agencies and what
do they impact? - ANS Regional and local agencies that impact the water utility industry
The relationship between you and the customer - ANS Public Relations
PR - ANS Public Relations
Wat are the three keys to good customer relations - ANS Everything the utility does is PR;
Customers are entitles to courteous treatment; Every employee is a PR person
Customers have the most contact with - ANS Meter Readers
Meter readers can be ambassadors of goodwill by doing these 5 things - ANS wearing
identifying clothing; being neat and courteous; Teaching customers how to read their meter;
Explaining utility policies such as delinquent notices or disputed readings; Taking care or
property
Maintenance crews can warn customers of - ANS service interruptions
4 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
