MODULE 3 WATER QUALITY STUDY GUIDE
2026 QUESTIONS WITH ANSWERS GRADED
A+
◉ Water occurs in three forms; solid ice, liquid water, and water vapor.
Answer: True
◉ The hydrologic cycle is the natural exchange of water between the
earth and the atmosphere. Answer: True
◉ Average water use depends on temperature, rainfall, cost, supply, and
economic level. Answer: True
◉ Ground water is located above the earth's surface and tapped by wells.
Answer: False; Groundwater is located below the earth's surface and
tapped by wells.
◉ Surface water comes from rivers, lakes and reservoirs. Answer: True
◉ Future water supplies will become more plentiful according to the
TCEQ. Answer: False; Future water supplies will become scarce
according to the TCEQ.
, ◉ Surface water or groundwater prior to treatment is called fresh water.
Answer: False; Surface water or groundwater prior to treatment is called
raw water.
◉ Potable water means the water is free of disease-causing organisms,
has a chlorine residual, and is safe for human consumption. Answer:
True
◉ The state must be notified about changes to public water systems
involving water source, water quality, and health hazards. Answer: True
◉ Before starting construction, the utility must submit engineering plans
to the AWWA. Answer: False; Before starting construction, the utility
must submit engineering plans to the TCEQ.
◉ Operators must keep records of water usage, systems pressure, sample
results, chlorine use, repairs and maintenance. Answer: True
◉ Surface water systems must mail reports to the TCEQ in Austin by
the 5th of the following month. Answer: False; Surface water systems
must mail reports to the TCEQ in Austin by the 10th of the following
month.
◉ Water is always found pure in nature. Answer: False; Water is never
found pure in nature.
2026 QUESTIONS WITH ANSWERS GRADED
A+
◉ Water occurs in three forms; solid ice, liquid water, and water vapor.
Answer: True
◉ The hydrologic cycle is the natural exchange of water between the
earth and the atmosphere. Answer: True
◉ Average water use depends on temperature, rainfall, cost, supply, and
economic level. Answer: True
◉ Ground water is located above the earth's surface and tapped by wells.
Answer: False; Groundwater is located below the earth's surface and
tapped by wells.
◉ Surface water comes from rivers, lakes and reservoirs. Answer: True
◉ Future water supplies will become more plentiful according to the
TCEQ. Answer: False; Future water supplies will become scarce
according to the TCEQ.
, ◉ Surface water or groundwater prior to treatment is called fresh water.
Answer: False; Surface water or groundwater prior to treatment is called
raw water.
◉ Potable water means the water is free of disease-causing organisms,
has a chlorine residual, and is safe for human consumption. Answer:
True
◉ The state must be notified about changes to public water systems
involving water source, water quality, and health hazards. Answer: True
◉ Before starting construction, the utility must submit engineering plans
to the AWWA. Answer: False; Before starting construction, the utility
must submit engineering plans to the TCEQ.
◉ Operators must keep records of water usage, systems pressure, sample
results, chlorine use, repairs and maintenance. Answer: True
◉ Surface water systems must mail reports to the TCEQ in Austin by
the 5th of the following month. Answer: False; Surface water systems
must mail reports to the TCEQ in Austin by the 10th of the following
month.
◉ Water is always found pure in nature. Answer: False; Water is never
found pure in nature.
