COLORADO WATER WELL CONSTRUCTION CONTRACTOR
LICENSING EXAM QUESTIONS AND CORRECT ANSWERS
(VERIFIED ANSWERS) PLUS RATIONALES 2026 Q&A | INSTANT
DOWNLOAD PDF.
Core Domains
Licensing and Regulatory Framework
Water Rights and Permitting
Drilling Methods and Equipment
Well Construction and Casing Standards
Pump Installation and Systems
Grouting and Sealing
Groundwater Hydrology and Geology
Safety and Environmental Compliance
Introduction
The purpose of this assessment is to evaluate the knowledge and
clinical judgment required of a Colorado water well construction
contractor. It assesses skills in licensing compliance, drilling
methods, well construction standards, pump installation, grouting
procedures, and regulatory requirements specific to Colorado
water law. The structure consists of multiple-choice and scenario-
based questions designed to mirror the complexity of well
construction practice. Emphasis is placed on the application of
Colorado statutes, Board of Examiners rules, and ethical standards
to real-world decision-making in groundwater resource
development and protection.
SECTION ONE: QUESTIONS 1–100
,1. Under Article 91 of Title 37, C.R.S., which of the following is a
mandatory licensing requirement for a Colorado well
contractor?
A. Ownership of a drilling rig
B. Minimum of two years of supervised well-drilling experience
C. Completion of a bachelor's degree in civil engineering
D. Membership in a national drilling association
🟢 Correct answer
B. Minimum of two years of supervised well-drilling experience
🔴 RATIONALE: Colorado statute requires applicants to have at
least two years of documented, supervised experience in well
construction or pump installation work before eligibility for
licensure .
2. According to 2 CCR 402-14, a "Private Driller" is defined as
someone who:
A. Drills wells exclusively for municipal water supplies
B. Performs drilling services only for personal use on their own
property
C. Is employed directly by a licensed contractor to drill wells
D. Operates a drilling rig under a subcontract with a licensed
contractor
🟢 Correct answer
B. Performs drilling services only for personal use on their own
property
🔴 RATIONALE: A Private Driller may drill wells for personal or
family use on property they own and is not required to hold a
contractor license .
,3. The performance and compliance bond required for a
Colorado well contractor must be in what minimum amount?
A. $5,000 per well drilled
B. 10% of the contractor's annual gross revenue, minimum
$10,000
C. $20,000 or a higher amount determined by the Board of
Examiners
D. No bond is required if the contractor has liability insurance
🟢 Correct answer
C. $20,000 or a higher amount determined by the Board of
Examiners
🔴 RATIONALE: Each licensee must file and maintain evidence of
financial responsibility in the amount of $20,000 through a
corporate surety bond, savings account, or irrevocable letter of
credit .
4. How many hours of continuing education are required
annually to maintain or renew a Colorado well contractor
license?
A. 4 hours
B. 8 hours
C. 12 hours
D. 16 hours
🟢 Correct answer
B. 8 hours
🔴 RATIONALE: Each licensee must complete eight (8) hours of
continuing education training approved by the Board every year
to maintain or renew licensure .
, 5. Which agency has authority over well drilling regulations in
Colorado?
A. Environmental Protection Agency
B. Colorado Board of Examiners and Division of Water Resources
C. U.S. Geological Survey
D. Department of Agriculture
🟢 Correct answer
B. Colorado Board of Examiners and Division of Water Resources
🔴 RATIONALE: The Colorado Board of Examiners and the
Division of Water Resources have authority to regulate well
drilling activities in Colorado .
6. What is the minimum age requirement for a Colorado well
contractor license applicant?
A. 18 years
B. 21 years
C. 25 years
D. No minimum age specified
🟢 Correct answer
B. 21 years
🔴 RATIONALE: Under C.R.S. § 37-91-105, applicants must be at
least twenty-one (21) years of age .
7. What is the principle underlying Colorado's water rights
system?
A. Riparian rights
B. Prior Appropriation
C. Absolute ownership
D. Correlative rights
LICENSING EXAM QUESTIONS AND CORRECT ANSWERS
(VERIFIED ANSWERS) PLUS RATIONALES 2026 Q&A | INSTANT
DOWNLOAD PDF.
Core Domains
Licensing and Regulatory Framework
Water Rights and Permitting
Drilling Methods and Equipment
Well Construction and Casing Standards
Pump Installation and Systems
Grouting and Sealing
Groundwater Hydrology and Geology
Safety and Environmental Compliance
Introduction
The purpose of this assessment is to evaluate the knowledge and
clinical judgment required of a Colorado water well construction
contractor. It assesses skills in licensing compliance, drilling
methods, well construction standards, pump installation, grouting
procedures, and regulatory requirements specific to Colorado
water law. The structure consists of multiple-choice and scenario-
based questions designed to mirror the complexity of well
construction practice. Emphasis is placed on the application of
Colorado statutes, Board of Examiners rules, and ethical standards
to real-world decision-making in groundwater resource
development and protection.
SECTION ONE: QUESTIONS 1–100
,1. Under Article 91 of Title 37, C.R.S., which of the following is a
mandatory licensing requirement for a Colorado well
contractor?
A. Ownership of a drilling rig
B. Minimum of two years of supervised well-drilling experience
C. Completion of a bachelor's degree in civil engineering
D. Membership in a national drilling association
🟢 Correct answer
B. Minimum of two years of supervised well-drilling experience
🔴 RATIONALE: Colorado statute requires applicants to have at
least two years of documented, supervised experience in well
construction or pump installation work before eligibility for
licensure .
2. According to 2 CCR 402-14, a "Private Driller" is defined as
someone who:
A. Drills wells exclusively for municipal water supplies
B. Performs drilling services only for personal use on their own
property
C. Is employed directly by a licensed contractor to drill wells
D. Operates a drilling rig under a subcontract with a licensed
contractor
🟢 Correct answer
B. Performs drilling services only for personal use on their own
property
🔴 RATIONALE: A Private Driller may drill wells for personal or
family use on property they own and is not required to hold a
contractor license .
,3. The performance and compliance bond required for a
Colorado well contractor must be in what minimum amount?
A. $5,000 per well drilled
B. 10% of the contractor's annual gross revenue, minimum
$10,000
C. $20,000 or a higher amount determined by the Board of
Examiners
D. No bond is required if the contractor has liability insurance
🟢 Correct answer
C. $20,000 or a higher amount determined by the Board of
Examiners
🔴 RATIONALE: Each licensee must file and maintain evidence of
financial responsibility in the amount of $20,000 through a
corporate surety bond, savings account, or irrevocable letter of
credit .
4. How many hours of continuing education are required
annually to maintain or renew a Colorado well contractor
license?
A. 4 hours
B. 8 hours
C. 12 hours
D. 16 hours
🟢 Correct answer
B. 8 hours
🔴 RATIONALE: Each licensee must complete eight (8) hours of
continuing education training approved by the Board every year
to maintain or renew licensure .
, 5. Which agency has authority over well drilling regulations in
Colorado?
A. Environmental Protection Agency
B. Colorado Board of Examiners and Division of Water Resources
C. U.S. Geological Survey
D. Department of Agriculture
🟢 Correct answer
B. Colorado Board of Examiners and Division of Water Resources
🔴 RATIONALE: The Colorado Board of Examiners and the
Division of Water Resources have authority to regulate well
drilling activities in Colorado .
6. What is the minimum age requirement for a Colorado well
contractor license applicant?
A. 18 years
B. 21 years
C. 25 years
D. No minimum age specified
🟢 Correct answer
B. 21 years
🔴 RATIONALE: Under C.R.S. § 37-91-105, applicants must be at
least twenty-one (21) years of age .
7. What is the principle underlying Colorado's water rights
system?
A. Riparian rights
B. Prior Appropriation
C. Absolute ownership
D. Correlative rights