CO Pump Installer Exam Questions and
Correct Answers (Verified Answers) Plus
Rationale 2027 Q&A| Instant Download
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1. Which type of license is generally required in Colorado to perform
permanent pump installation work in or connected to a water
well supply system?
a. General building contractor license
b. Master plumber license only
c. Pump installation contractor license or private pump installer
authorization
d. Electrical contractor license only
Rationale: Colorado requires permanent pump installations in or
connected to water well supply systems to be performed by an
appropriately licensed pump installation contractor or authorized
,private pump installer. This requirement is intended to protect public
health, groundwater quality, and the safety of the water supply system.
2. What is the primary purpose of Colorado's minimum pump
installation standards?
a. To regulate the price of pump installations
b. To establish uniform electrical rates
c. To protect public health, prevent groundwater contamination, and
promote safe pumping systems
d. To determine property taxes
Rationale: The standards establish minimum requirements for pumping
equipment and cistern installations so that installations do not harm
public health, impair water quality, or contaminate shared groundwater
resources. They also address safe operation of groundwater systems.
3. Before installing permanent pumping equipment in a water well,
the installer should verify that:
a. The property has a septic system
b. The homeowner has purchased a maintenance contract
c. A valid well permit authorizing the installation exists
d. The well is at least 1,000 feet deep
,Rationale: The person installing pumping equipment is responsible for
ensuring that a valid well permit authorizes the installation. Pump
installation must comply with the authorization applicable to the
particular well.
4. A licensed Colorado water well construction contractor who is not
licensed as a pump installation contractor may generally install
which type of pump?
a. A permanent production pump
b. A permanent domestic pump
c. A permanent irrigation pump
d. A temporary pump used only for well development and testing
Rationale: A well construction contractor without a pump installation
contractor license may not install permanent pumping equipment. An
exception allows temporary pumps used only for well development and
testing.
5. What is the main function of a submersible pump in a deep water
well?
a. To aerate the water
b. To heat the water
c. To lift water from the well to the surface
d. To increase the well diameter
, Rationale: A submersible pump operates below the water level and uses
an electric motor and pump assembly to move water upward through
the drop pipe. This arrangement is commonly used for deep wells.
6. Which measurement represents the vertical distance from the
ground surface to the water level in a well when the pump is not
operating?
a. Pumping water level
b. Total dynamic head
c. Static water level
d. Pressure head
Rationale: Static water level is the depth to the water surface when the
well is at rest and pumping is not occurring. Pumping water level, by
contrast, is measured while water is being withdrawn.
7. What happens to the water level in a well when pumping causes
the water level to fall below its static level?
a. The well is automatically abandoned
b. A drawdown has occurred
c. The casing expands
d. The pump changes voltage
Correct Answers (Verified Answers) Plus
Rationale 2027 Q&A| Instant Download
1. Which type of license is generally required in Colorado to perform
permanent pump installation work in or connected to a water
well supply system?
a. General building contractor license
b. Master plumber license only
c. Pump installation contractor license or private pump installer
authorization
d. Electrical contractor license only
Rationale: Colorado requires permanent pump installations in or
connected to water well supply systems to be performed by an
appropriately licensed pump installation contractor or authorized
,private pump installer. This requirement is intended to protect public
health, groundwater quality, and the safety of the water supply system.
2. What is the primary purpose of Colorado's minimum pump
installation standards?
a. To regulate the price of pump installations
b. To establish uniform electrical rates
c. To protect public health, prevent groundwater contamination, and
promote safe pumping systems
d. To determine property taxes
Rationale: The standards establish minimum requirements for pumping
equipment and cistern installations so that installations do not harm
public health, impair water quality, or contaminate shared groundwater
resources. They also address safe operation of groundwater systems.
3. Before installing permanent pumping equipment in a water well,
the installer should verify that:
a. The property has a septic system
b. The homeowner has purchased a maintenance contract
c. A valid well permit authorizing the installation exists
d. The well is at least 1,000 feet deep
,Rationale: The person installing pumping equipment is responsible for
ensuring that a valid well permit authorizes the installation. Pump
installation must comply with the authorization applicable to the
particular well.
4. A licensed Colorado water well construction contractor who is not
licensed as a pump installation contractor may generally install
which type of pump?
a. A permanent production pump
b. A permanent domestic pump
c. A permanent irrigation pump
d. A temporary pump used only for well development and testing
Rationale: A well construction contractor without a pump installation
contractor license may not install permanent pumping equipment. An
exception allows temporary pumps used only for well development and
testing.
5. What is the main function of a submersible pump in a deep water
well?
a. To aerate the water
b. To heat the water
c. To lift water from the well to the surface
d. To increase the well diameter
, Rationale: A submersible pump operates below the water level and uses
an electric motor and pump assembly to move water upward through
the drop pipe. This arrangement is commonly used for deep wells.
6. Which measurement represents the vertical distance from the
ground surface to the water level in a well when the pump is not
operating?
a. Pumping water level
b. Total dynamic head
c. Static water level
d. Pressure head
Rationale: Static water level is the depth to the water surface when the
well is at rest and pumping is not occurring. Pumping water level, by
contrast, is measured while water is being withdrawn.
7. What happens to the water level in a well when pumping causes
the water level to fall below its static level?
a. The well is automatically abandoned
b. A drawdown has occurred
c. The casing expands
d. The pump changes voltage
