Water Operator Class D Study Guide | lOTS OF QUESTIONS
AND ANSWERS | 2025/2026
Questions in this set (930)
The primary purpose of the Water Utility Industry The production and delivery of safe drinking water to consumers
Those who work in the public water industry have a Federal and State
responsibility to meet standards created by these types of
government entities.
basic federal and state standards state that Water must disinfected, delivered at adequate pressure, and be ample in quantity.
be:
Employees should guard what the water supply and facilities
Employees should guard the water supply and facilities contamination, vandalism and terrorism
from these three things.
Bacteriological analysis records are kept for 5 years
Chemical analysis records are kept for 10 years
Records about action taken to correct violations of 3 years after last action taken
primary drinking water regulations are kept for
Written documentation relating to sanitary surveys 10 years after the survey is completed
conducted are kept for
Documentation of a variance or exemption granted is 5 years after its expiration
kept for
,Results of required tests, measurements or analysis must within 10 days following its completion
be reported
A copy of Consumer Confidence reports 5 years
(EPA Required)must be kept for
Administers water operator licensing TCEQ
TCEQ Texas Commission on Environmental Quality
Description of a public water system Regularly serves at least 25 individuals daily at least 60 days out of the
year.Services at least 15 service connections.
MUDs Municipal Utility Districts
Water is essential to Life and health
Customers are entitled to courteous treatment & answers to questions about water
This type of public system is not required to compile systems that serve less than 100 connections OR purchase treated water
monthly reports
Job training for water utility operators is available American Water Works Association, Texas Engineering Extension Service, Texas
through these 3 organizations Water Utilities Association
All public water systems are required to employ certified redistributes treated water bought from another source
operators even if the system only
cities, municipal utility districts,rural water supply Public Water Systems
corporations mobile home parks, campgrounds are
examples of:
Examples of community water systems cities, municipal utility districts,rural water supply corporations, mobile home parks,
campgrounds
Non-community water system Any public water system that is not a community system
travel trailer spaces, Hotel and motel rooms, service non-community water systems
stations are examples of this type of water systems
The federal agency that impacts the water industry EPA
EPA Environmental Protection Agency
The most important federal law impacting the water Safe Drinking Water Act
utility industry is the
The Safe Drinking Water Act establishes these 4 national Physical, Chemical, Bacteriological, Radiological
safety and quality standards
,The state agency that regulated drinking water in Texas TCEQ
and administers the Federal Safe Drinking Water Act
The water system must notify the TCEQ when (5 items) 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 Regional and local agencies that impact the water utility industry
Districts; Ground Water Conservation Districts;
Subsidence Districts and River Authorities -- These are
what type of agencies and what do they impact?
The relationship between you and the customer Public Relations
PR Public Relations
Wat are the three keys to good customer relations Everything the utility does is PR; Customers are entitles to courteous treatment;
Every employee is a PR person
Customers have the most contact with Meter Readers
Meter readers can be ambassadors of goodwill by wearing identifying clothing; being neat and courteous; Teaching customers how
doing these 5 things to read their meter; Explaining utility policies such as delinquent notices or
disputed readings; Taking care or property
Maintenance crews can warn customers of service interruptions
Maintenance crews can provide this to protect the public signs and barriers
The plant operator is responsible for making the water safe to drink and use
Water bills should be 4 things accurate; itemized; neat; legible
It is important that the utility have a sense of this (attitude) pride and professionalism
Employees should be kept informed of utility... plans and policies
How should customer complaints be treated? as legitimate and investigated as soon as possible
In small water systems the operator is often a meter reader, repair crew and pump operator; the highest paid employee; a
college graduate
Stuffers are sent to customers in billing statements
Suffers can be many things. Name 4. departments to call for service; explanations of utility policy; a history of the
utility; tips on water conservation
Delinquent payment notices should be (4 things) tactful and tasteful; mailed in an envelope; businesslike
, The EPA requires community water systems to The water yearly
system must provide customers with a report on the
system's water quality how often?
The annual system water quality report should be attractive; easy to understand
The annual system water quality report can build what goodwill and trust with the customer
Good treatment of employees includes 3 primary things fair wages; benefits; safe working conditions
After action is taken on a complaint the employee should follow up with a phone call, post card or e-mail
do this to to make sure everything is satisfactory(OK).
Give 3 reasons that water plant facilities should be kept to indicate a professional attitude; to keep public support; to keep confidence in
neat and clean the water quality
The employee should listen to special requests and look utility policy
for ways to oblige the customer within
The chemical symbol for water H2O
Three forms of water solid(ice); liquid(water); water(vapor/gas)
Hydrological cycle the natural exchange of water between the earth and atmosphere
Average water use depends on these 5 things temperature; rainfall; cost; supply; economic level
Ground Water is located located below the earth's surface (underground)
Name the three places that surface water comes from. rivers; lakes; reservoirs
According to the TCEQ, future water supplies will be more scarce
Raw Water Surface water or ground water prior to treatment
Ground water is tapped by wells
Potable water water that is free of disease-causing organisms, has a chlorine residual and is
safe for human consumption
Before construction, the utility must submit engineering the AWWA
plans to
Operators should keep records of 5 types of things water usage; system pressure; sample results; repairs; amount of chlorine used
Reports by Surface water systems must be received by Austin
the TCEQ at this location
AND ANSWERS | 2025/2026
Questions in this set (930)
The primary purpose of the Water Utility Industry The production and delivery of safe drinking water to consumers
Those who work in the public water industry have a Federal and State
responsibility to meet standards created by these types of
government entities.
basic federal and state standards state that Water must disinfected, delivered at adequate pressure, and be ample in quantity.
be:
Employees should guard what the water supply and facilities
Employees should guard the water supply and facilities contamination, vandalism and terrorism
from these three things.
Bacteriological analysis records are kept for 5 years
Chemical analysis records are kept for 10 years
Records about action taken to correct violations of 3 years after last action taken
primary drinking water regulations are kept for
Written documentation relating to sanitary surveys 10 years after the survey is completed
conducted are kept for
Documentation of a variance or exemption granted is 5 years after its expiration
kept for
,Results of required tests, measurements or analysis must within 10 days following its completion
be reported
A copy of Consumer Confidence reports 5 years
(EPA Required)must be kept for
Administers water operator licensing TCEQ
TCEQ Texas Commission on Environmental Quality
Description of a public water system Regularly serves at least 25 individuals daily at least 60 days out of the
year.Services at least 15 service connections.
MUDs Municipal Utility Districts
Water is essential to Life and health
Customers are entitled to courteous treatment & answers to questions about water
This type of public system is not required to compile systems that serve less than 100 connections OR purchase treated water
monthly reports
Job training for water utility operators is available American Water Works Association, Texas Engineering Extension Service, Texas
through these 3 organizations Water Utilities Association
All public water systems are required to employ certified redistributes treated water bought from another source
operators even if the system only
cities, municipal utility districts,rural water supply Public Water Systems
corporations mobile home parks, campgrounds are
examples of:
Examples of community water systems cities, municipal utility districts,rural water supply corporations, mobile home parks,
campgrounds
Non-community water system Any public water system that is not a community system
travel trailer spaces, Hotel and motel rooms, service non-community water systems
stations are examples of this type of water systems
The federal agency that impacts the water industry EPA
EPA Environmental Protection Agency
The most important federal law impacting the water Safe Drinking Water Act
utility industry is the
The Safe Drinking Water Act establishes these 4 national Physical, Chemical, Bacteriological, Radiological
safety and quality standards
,The state agency that regulated drinking water in Texas TCEQ
and administers the Federal Safe Drinking Water Act
The water system must notify the TCEQ when (5 items) 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 Regional and local agencies that impact the water utility industry
Districts; Ground Water Conservation Districts;
Subsidence Districts and River Authorities -- These are
what type of agencies and what do they impact?
The relationship between you and the customer Public Relations
PR Public Relations
Wat are the three keys to good customer relations Everything the utility does is PR; Customers are entitles to courteous treatment;
Every employee is a PR person
Customers have the most contact with Meter Readers
Meter readers can be ambassadors of goodwill by wearing identifying clothing; being neat and courteous; Teaching customers how
doing these 5 things to read their meter; Explaining utility policies such as delinquent notices or
disputed readings; Taking care or property
Maintenance crews can warn customers of service interruptions
Maintenance crews can provide this to protect the public signs and barriers
The plant operator is responsible for making the water safe to drink and use
Water bills should be 4 things accurate; itemized; neat; legible
It is important that the utility have a sense of this (attitude) pride and professionalism
Employees should be kept informed of utility... plans and policies
How should customer complaints be treated? as legitimate and investigated as soon as possible
In small water systems the operator is often a meter reader, repair crew and pump operator; the highest paid employee; a
college graduate
Stuffers are sent to customers in billing statements
Suffers can be many things. Name 4. departments to call for service; explanations of utility policy; a history of the
utility; tips on water conservation
Delinquent payment notices should be (4 things) tactful and tasteful; mailed in an envelope; businesslike
, The EPA requires community water systems to The water yearly
system must provide customers with a report on the
system's water quality how often?
The annual system water quality report should be attractive; easy to understand
The annual system water quality report can build what goodwill and trust with the customer
Good treatment of employees includes 3 primary things fair wages; benefits; safe working conditions
After action is taken on a complaint the employee should follow up with a phone call, post card or e-mail
do this to to make sure everything is satisfactory(OK).
Give 3 reasons that water plant facilities should be kept to indicate a professional attitude; to keep public support; to keep confidence in
neat and clean the water quality
The employee should listen to special requests and look utility policy
for ways to oblige the customer within
The chemical symbol for water H2O
Three forms of water solid(ice); liquid(water); water(vapor/gas)
Hydrological cycle the natural exchange of water between the earth and atmosphere
Average water use depends on these 5 things temperature; rainfall; cost; supply; economic level
Ground Water is located located below the earth's surface (underground)
Name the three places that surface water comes from. rivers; lakes; reservoirs
According to the TCEQ, future water supplies will be more scarce
Raw Water Surface water or ground water prior to treatment
Ground water is tapped by wells
Potable water water that is free of disease-causing organisms, has a chlorine residual and is
safe for human consumption
Before construction, the utility must submit engineering the AWWA
plans to
Operators should keep records of 5 types of things water usage; system pressure; sample results; repairs; amount of chlorine used
Reports by Surface water systems must be received by Austin
the TCEQ at this location
