age 1 of 69
TEXAS CLASS D WATER LICENSE TEST STUDY GUIDE
2025/2026 ACCURATE QUESTIONS AND VERIFIED
CORRECT SOLUTIONS WITH RATIONALES || 100%
GUARANTEED PASS <RECENT VERSION>
Operators have a responsibility to provide drinking water that
meets federal and state
standards. (true/false) ......ANSWER........true
Water must be disinfected, delivered at inadequate pressure,
and be ample in quantity. (true/false) ......ANSWER........false
(adequate pressure)
Utility employees should guard the water supply and facilities
from contamination, public
,age 2 of 69
tours, and even terrorism. (true/false) ......ANSWER........false
(public tours)
The state requires bacteriological sample results be kept _____
years. ......ANSWER........5 years
The state requires chemical analysis be kept at least _____
years. ......ANSWER........10 years
EPA requires a water system to keep a copy of each consumer
confidence report at least _____
years. ......ANSWER........5 years
A public water system provides the public with piped water for
human consumption, serves
at least _____ service connections, and regularly serves at least
_____ individuals daily at least _____
,age 3 of 69
days out of the year. ......ANSWER........15 service connections
25 individuals
60 days out of the year
The water utility field affects everyone because _____.
......ANSWER........water is essential to life and health
The water utility employee should remember customers are
entitled to _____ and _____. ......ANSWER........courteous
treatment and answers to questions about water
In Texas, water operator licensing is administered by the _____.
......ANSWER........TCEQ
All public water systems are required to employ licensed
operators even if the system only
, age 4 of 69
_____ treated water bought from another source.
......ANSWER........redistributes treated water
Public water systems include cities, municipal utility districts, rural
water supply
corporations, mobile home parks, and _____.
......ANSWER........campgrounds
Examples of community water systems include ________.
a. municipalities
b. municipal utility districts
c. rural water supply corporations
d. mobile home parks
e. all the above ......ANSWER........e. all of the above
TEXAS CLASS D WATER LICENSE TEST STUDY GUIDE
2025/2026 ACCURATE QUESTIONS AND VERIFIED
CORRECT SOLUTIONS WITH RATIONALES || 100%
GUARANTEED PASS <RECENT VERSION>
Operators have a responsibility to provide drinking water that
meets federal and state
standards. (true/false) ......ANSWER........true
Water must be disinfected, delivered at inadequate pressure,
and be ample in quantity. (true/false) ......ANSWER........false
(adequate pressure)
Utility employees should guard the water supply and facilities
from contamination, public
,age 2 of 69
tours, and even terrorism. (true/false) ......ANSWER........false
(public tours)
The state requires bacteriological sample results be kept _____
years. ......ANSWER........5 years
The state requires chemical analysis be kept at least _____
years. ......ANSWER........10 years
EPA requires a water system to keep a copy of each consumer
confidence report at least _____
years. ......ANSWER........5 years
A public water system provides the public with piped water for
human consumption, serves
at least _____ service connections, and regularly serves at least
_____ individuals daily at least _____
,age 3 of 69
days out of the year. ......ANSWER........15 service connections
25 individuals
60 days out of the year
The water utility field affects everyone because _____.
......ANSWER........water is essential to life and health
The water utility employee should remember customers are
entitled to _____ and _____. ......ANSWER........courteous
treatment and answers to questions about water
In Texas, water operator licensing is administered by the _____.
......ANSWER........TCEQ
All public water systems are required to employ licensed
operators even if the system only
, age 4 of 69
_____ treated water bought from another source.
......ANSWER........redistributes treated water
Public water systems include cities, municipal utility districts, rural
water supply
corporations, mobile home parks, and _____.
......ANSWER........campgrounds
Examples of community water systems include ________.
a. municipalities
b. municipal utility districts
c. rural water supply corporations
d. mobile home parks
e. all the above ......ANSWER........e. all of the above
