Water Operator Class D Study Guide questions
and answers with solutions 2025
The primary purpose of the Water Utility Industry - ANSWER 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. - ANSWER Federal and State
basic federal and state standards state that Water must be: - ANSWER disinfected, delivered at
adequate pressure, and be ample in quantity.
Employees should guard what - ANSWER the water supply and facilities
Employees should guard the water supply and facilities from these three things. - ANSWER
contamination, vandalism and terrorism
Bacteriological analysis records are kept for - ANSWER 5 years
Chemical analysis records are kept for - ANSWER 10 years
Records about action taken to correct violations of primary drinking water regulations are kept
for - ANSWER 3 years after last action taken
Written documentation relating to sanitary surveys conducted are kept for - ANSWER 10 years
after the survey is completed
Documentation of a variance or exemption granted is kept for - ANSWER 5 years after its
expiration
,Results of required tests, measurements or analysis must be reported - ANSWER within 10 days
following its completion
A copy of Consumer Confidence reports (EPA Required)must be kept for - ANSWER 5 years
Administers water operator licensing - ANSWER TCEQ
TCEQ - ANSWER Texas Commission on Environmental Quality
Description of a public water system - ANSWER Regularly serves at least 25 individuals daily at
least 60 days out of the year.Services at least 15 service connections.
MUDs - ANSWER Municipal Utility Districts
Water is essential to - ANSWER Life and health
Customers are entitled to - ANSWER courteous treatment & answers to questions about water
This type of public system is not required to compile monthly reports - ANSWER systems that
serve less than 100 connections OR purchase treated water
Job training for water utility operators is available through these 3 organizations - ANSWER
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 -
ANSWER redistributes treated water bought from another source
,cities, municipal utility districts,rural water supply corporations mobile home parks,
campgrounds are examples of: - ANSWER Public Water Systems
Examples of community water systems - ANSWER cities, municipal utility districts,rural water
supply corporations, mobile home parks, campgrounds
Non-community water system - ANSWER 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 - ANSWER non-community water systems
The federal agency that impacts the water industry - ANSWER EPA
EPA - ANSWER Environmental Protection Agency
The most important federal law impacting the water utility industry is the - ANSWER Safe
Drinking Water Act
The Safe Drinking Water Act establishes these 4 national safety and quality standards - ANSWER
Physical, Chemical, Bacteriological, Radiological
The state agency that regulated drinking water in Texas and administers the Federal Safe
Drinking Water Act - ANSWER TCEQ
The water system must notify the TCEQ when (5 items) - ANSWER 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? - ANSWER Regional and local agencies that impact the water utility industry
The relationship between you and the customer - ANSWER Public Relations
PR - ANSWER Public Relations
Wat are the three keys to good customer relations - ANSWER Everything the utility does is PR;
Customers are entitles to courteous treatment; Every employee is a PR person
Customers have the most contact with - ANSWER Meter Readers
Meter readers can be ambassadors of goodwill by doing these 5 things - ANSWER 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 - ANSWER service interruptions
Maintenance crews can provide this to protect the public - ANSWER signs and barriers
The plant operator is responsible for making the water - ANSWER safe to drink and use
Water bills should be 4 things - ANSWER accurate; itemized; neat; legible
and answers with solutions 2025
The primary purpose of the Water Utility Industry - ANSWER 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. - ANSWER Federal and State
basic federal and state standards state that Water must be: - ANSWER disinfected, delivered at
adequate pressure, and be ample in quantity.
Employees should guard what - ANSWER the water supply and facilities
Employees should guard the water supply and facilities from these three things. - ANSWER
contamination, vandalism and terrorism
Bacteriological analysis records are kept for - ANSWER 5 years
Chemical analysis records are kept for - ANSWER 10 years
Records about action taken to correct violations of primary drinking water regulations are kept
for - ANSWER 3 years after last action taken
Written documentation relating to sanitary surveys conducted are kept for - ANSWER 10 years
after the survey is completed
Documentation of a variance or exemption granted is kept for - ANSWER 5 years after its
expiration
,Results of required tests, measurements or analysis must be reported - ANSWER within 10 days
following its completion
A copy of Consumer Confidence reports (EPA Required)must be kept for - ANSWER 5 years
Administers water operator licensing - ANSWER TCEQ
TCEQ - ANSWER Texas Commission on Environmental Quality
Description of a public water system - ANSWER Regularly serves at least 25 individuals daily at
least 60 days out of the year.Services at least 15 service connections.
MUDs - ANSWER Municipal Utility Districts
Water is essential to - ANSWER Life and health
Customers are entitled to - ANSWER courteous treatment & answers to questions about water
This type of public system is not required to compile monthly reports - ANSWER systems that
serve less than 100 connections OR purchase treated water
Job training for water utility operators is available through these 3 organizations - ANSWER
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 -
ANSWER redistributes treated water bought from another source
,cities, municipal utility districts,rural water supply corporations mobile home parks,
campgrounds are examples of: - ANSWER Public Water Systems
Examples of community water systems - ANSWER cities, municipal utility districts,rural water
supply corporations, mobile home parks, campgrounds
Non-community water system - ANSWER 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 - ANSWER non-community water systems
The federal agency that impacts the water industry - ANSWER EPA
EPA - ANSWER Environmental Protection Agency
The most important federal law impacting the water utility industry is the - ANSWER Safe
Drinking Water Act
The Safe Drinking Water Act establishes these 4 national safety and quality standards - ANSWER
Physical, Chemical, Bacteriological, Radiological
The state agency that regulated drinking water in Texas and administers the Federal Safe
Drinking Water Act - ANSWER TCEQ
The water system must notify the TCEQ when (5 items) - ANSWER 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? - ANSWER Regional and local agencies that impact the water utility industry
The relationship between you and the customer - ANSWER Public Relations
PR - ANSWER Public Relations
Wat are the three keys to good customer relations - ANSWER Everything the utility does is PR;
Customers are entitles to courteous treatment; Every employee is a PR person
Customers have the most contact with - ANSWER Meter Readers
Meter readers can be ambassadors of goodwill by doing these 5 things - ANSWER 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 - ANSWER service interruptions
Maintenance crews can provide this to protect the public - ANSWER signs and barriers
The plant operator is responsible for making the water - ANSWER safe to drink and use
Water bills should be 4 things - ANSWER accurate; itemized; neat; legible
