TCEQ- Texas Class E Water License Practice
Questions and 100% Correct Answers – Verified
2026-2027
In Texas, agricultural water demand accounts for about ___% of the total water
used.
ANSWERS: 57%
T/F: An example of a non-transient non-community PWS is a rural school.
ANSWERS: True
Monitoring average and maximum daily water ______ enables us to plan ahead for
growth.
ANSWERS: Demand
,T/F: The Safe Drinking Water Act sets standards for drinking water including
physical, chemical, bacteriological, and radiological
characteristics.
ANSWERS: True
"Potable" means water is safe to drink and has a measurable chlorine
________.
ANSWERS: Residual
The plant operator is responsible for a sufficient supply of safe and
________ drinking water.
ANSWERS: Palatable
T/F: The Texas State Board of Fire Insurance requires utilities that provide fire
protection to have a minimum amount of water available based on
30 gals per person per day.
ANSWERS: False (130 gals per person per day)
T/F: The primary state regulator of water utilities is the TCEQ.
ANSWERS: True
,T/F: All community and non-transient non-community PWS, regardless of
source of water, must be under the supervision of a licensed water works
operator.
ANSWERS: True
Meter readers bring in operating revenue and profoundly impact _____ relations.
ANSWERS: Public
The federal regulator of drinking water is the ____ _.
ANSWERS: EPA
T/F: Duties of distribution operator include repairing leaks, making taps,
flushing mains, and taking radiological samples.
ANSWERS: False (Repair leaks, Make taps, Flush mains, Operate pumps, Take
bacteriological samples)
, A service area has 1000 service connections. What can we estimate the
population of this service area to be?
ANSWERS: 3,000 (multiply connections x 3)
T/F: The State must be notified after an existing facility is changed or after
construction of a new facility.
ANSWERS: False (must notify before)
T/F: A Class "D" license is valid for 2 years at ground and purchase water
systems with 250 connections or less.
ANSWERS: False (3 years)
T/F: The physical characteristics of water are color, taste, odor, temperature, and
turbidity.
ANSWERS: True
An alkaline or basic solution has a pH greater than ____.
ANSWERS: 7
Questions and 100% Correct Answers – Verified
2026-2027
In Texas, agricultural water demand accounts for about ___% of the total water
used.
ANSWERS: 57%
T/F: An example of a non-transient non-community PWS is a rural school.
ANSWERS: True
Monitoring average and maximum daily water ______ enables us to plan ahead for
growth.
ANSWERS: Demand
,T/F: The Safe Drinking Water Act sets standards for drinking water including
physical, chemical, bacteriological, and radiological
characteristics.
ANSWERS: True
"Potable" means water is safe to drink and has a measurable chlorine
________.
ANSWERS: Residual
The plant operator is responsible for a sufficient supply of safe and
________ drinking water.
ANSWERS: Palatable
T/F: The Texas State Board of Fire Insurance requires utilities that provide fire
protection to have a minimum amount of water available based on
30 gals per person per day.
ANSWERS: False (130 gals per person per day)
T/F: The primary state regulator of water utilities is the TCEQ.
ANSWERS: True
,T/F: All community and non-transient non-community PWS, regardless of
source of water, must be under the supervision of a licensed water works
operator.
ANSWERS: True
Meter readers bring in operating revenue and profoundly impact _____ relations.
ANSWERS: Public
The federal regulator of drinking water is the ____ _.
ANSWERS: EPA
T/F: Duties of distribution operator include repairing leaks, making taps,
flushing mains, and taking radiological samples.
ANSWERS: False (Repair leaks, Make taps, Flush mains, Operate pumps, Take
bacteriological samples)
, A service area has 1000 service connections. What can we estimate the
population of this service area to be?
ANSWERS: 3,000 (multiply connections x 3)
T/F: The State must be notified after an existing facility is changed or after
construction of a new facility.
ANSWERS: False (must notify before)
T/F: A Class "D" license is valid for 2 years at ground and purchase water
systems with 250 connections or less.
ANSWERS: False (3 years)
T/F: The physical characteristics of water are color, taste, odor, temperature, and
turbidity.
ANSWERS: True
An alkaline or basic solution has a pH greater than ____.
ANSWERS: 7
