Arizona R-53 Drilling Contractor (Well
Drilling) Exam Practice 200 Questions with
Correct Answers & Detailed Rationales
ARIZONA REGISTRAR OF CONTRACTORS (ROC)
R-53 Drilling Contractor License Examination
Complete Practice Test Bank | 2026/2027 Edition
Exam Provider: PSI Services (Arizona ROC)
License Classification: R-53 Drilling Contractor (Residential Well Drilling)
Primary Regulators: Arizona State Board of Technical Registration (BTR), Arizona Department
of Water Resources (ADWR)
Primary References: A.R.S. Title 45 (Water Code), A.R.S. § 45-1201, ADWR Well Construction
Rules (R12-15), OSHA 29 CFR 1926, NGWA Standards
TABLE OF CONTENTS
1. Exam Overview & Key Information ………………………………………………………… 3
2. Arizona Well Drilling Laws & Regulations (Questions 1-45) …………………………… 4
3. Well Construction Standards & Permitting (Questions 46-85) ………………………… 8
4. Drilling Methods & Equipment (Questions 86-115) ……………………………………… 11
5. Well Casing, Screens & Grouting (Questions 116-140) ………………………………… 13
6. Geology, Hydrogeology & Groundwater (Questions 141-160) …………………………… 15
7. Safety & OSHA Regulations (Questions 161-185) ……………………………………… 16
8. Business & Professional Responsibilities (Questions 186-200) ……………………… 18
,9. Complete Answer Key ……………………………………………………………………… 19
1. EXAM OVERVIEW & KEY INFORMATION
What Is the R-53 Drilling Contractor License?
The Arizona R-53 Drilling Contractor license is issued by the Arizona Registrar of Contractors
(ROC) and regulated by the Arizona State Board of Technical Registration (BTR) . It authorizes
the holder to drill residential water wells for potable water systems in Arizona. The license
requires both an ADWR driller's license and an ROC contractor license.
Exam Structure
| Feature | Detail |
||--|
| Exam Sections | Statutes & Rules (A.R.S. Title 45, ADWR rules) + Trade/General Knowledge
(NGWA) |
| Question Type | Multiple-choice, four choices per question |
| Time Limit | Varies by section |
| Passing Score | 75% minimum |
| Administered By | PSI Services |
Key Regulatory References
| Reference | Description |
|--|-|
| A.R.S. Title 45 | Arizona Water Code – governs well permitting and licensing |
| A.R.S. § 45-1201 | Residential well driller licensing requirements |
| A.R.S. § 45-454 | Exempt well classification (≤35 gpm, domestic use) |
| ADWR R12-15 | Well construction rules |
| OSHA 29 CFR 1926.550 | Safety standards for drilling and blasting operations |
Core Competency Areas
| Topic Area | Approx. Weight |
||-|
| Arizona Water Law & Regulations | 25% |
| Well Construction & Drilling Practices | 25% |
| Geology & Hydrogeology | 15% |
| Water Quality & Safety | 15% |
| Business & Professional Responsibilities | 10% |
| Safety & OSHA Compliance | 10% |
,Qualifying Party Requirements
The Qualifying Party for an R-53 well must be a licensed well driller who holds an active R-53
license and meets continuing-education requirements. Applicants must have at least four years
of full-time experience in well drilling under the supervision of a licensed contractor.
License Renewal
R-53 license holders must complete 16 hours of approved continuing education in each
two-year renewal period.
2. ARIZONA WELL DRILLING LAWS & REGULATIONS (Questions 1-45)
Q1. Which Arizona agency regulates well drilling and licensing?
A) Arizona Department of Environmental Quality (ADEQ)
B) Arizona Department of Water Resources (ADWR)
C) Arizona State Board of Technical Registration (BTR)
D) Arizona Corporation Commission
Answer: C
Rationale: The Arizona State Board of Technical Registration (BTR) regulates well drilling
contractors and issues the R-53 license.
Q2. What is the official name of the R-53 license in Arizona?
A) Well Drilling Contractor
B) Water Well Drilling Contractor
C) Drilling Contractor
D) R-53 Drilling Contractor
Answer: D
Rationale: The official designation is R-53 Drilling Contractor license issued by the Board of
Technical Registration.
, Q3. How many years of experience are required for the R-53 Drilling Contractor license?
A) 2 years
B) 3 years
C) 4 years
D) 5 years
Answer: C
Rationale: Applicants must have at least four years of full-time experience in well drilling under
the supervision of a licensed contractor.
Q4. How many continuing education hours are required every two years for an R-53 license
holder?
A) 8 hours
B) 12 hours
C) 16 hours
D) 20 hours
Answer: C
Rationale: Arizona requires R-53 licensees to complete 16 hours of approved continuing
education in each two-year renewal period.
Q5. What is the minimum age requirement for an R-53 license?
A) 16 years
B) 18 years
C) 21 years
D) 25 years
Answer: B
Rationale: The minimum age requirement for an R-53 license is 18 years.
Drilling) Exam Practice 200 Questions with
Correct Answers & Detailed Rationales
ARIZONA REGISTRAR OF CONTRACTORS (ROC)
R-53 Drilling Contractor License Examination
Complete Practice Test Bank | 2026/2027 Edition
Exam Provider: PSI Services (Arizona ROC)
License Classification: R-53 Drilling Contractor (Residential Well Drilling)
Primary Regulators: Arizona State Board of Technical Registration (BTR), Arizona Department
of Water Resources (ADWR)
Primary References: A.R.S. Title 45 (Water Code), A.R.S. § 45-1201, ADWR Well Construction
Rules (R12-15), OSHA 29 CFR 1926, NGWA Standards
TABLE OF CONTENTS
1. Exam Overview & Key Information ………………………………………………………… 3
2. Arizona Well Drilling Laws & Regulations (Questions 1-45) …………………………… 4
3. Well Construction Standards & Permitting (Questions 46-85) ………………………… 8
4. Drilling Methods & Equipment (Questions 86-115) ……………………………………… 11
5. Well Casing, Screens & Grouting (Questions 116-140) ………………………………… 13
6. Geology, Hydrogeology & Groundwater (Questions 141-160) …………………………… 15
7. Safety & OSHA Regulations (Questions 161-185) ……………………………………… 16
8. Business & Professional Responsibilities (Questions 186-200) ……………………… 18
,9. Complete Answer Key ……………………………………………………………………… 19
1. EXAM OVERVIEW & KEY INFORMATION
What Is the R-53 Drilling Contractor License?
The Arizona R-53 Drilling Contractor license is issued by the Arizona Registrar of Contractors
(ROC) and regulated by the Arizona State Board of Technical Registration (BTR) . It authorizes
the holder to drill residential water wells for potable water systems in Arizona. The license
requires both an ADWR driller's license and an ROC contractor license.
Exam Structure
| Feature | Detail |
||--|
| Exam Sections | Statutes & Rules (A.R.S. Title 45, ADWR rules) + Trade/General Knowledge
(NGWA) |
| Question Type | Multiple-choice, four choices per question |
| Time Limit | Varies by section |
| Passing Score | 75% minimum |
| Administered By | PSI Services |
Key Regulatory References
| Reference | Description |
|--|-|
| A.R.S. Title 45 | Arizona Water Code – governs well permitting and licensing |
| A.R.S. § 45-1201 | Residential well driller licensing requirements |
| A.R.S. § 45-454 | Exempt well classification (≤35 gpm, domestic use) |
| ADWR R12-15 | Well construction rules |
| OSHA 29 CFR 1926.550 | Safety standards for drilling and blasting operations |
Core Competency Areas
| Topic Area | Approx. Weight |
||-|
| Arizona Water Law & Regulations | 25% |
| Well Construction & Drilling Practices | 25% |
| Geology & Hydrogeology | 15% |
| Water Quality & Safety | 15% |
| Business & Professional Responsibilities | 10% |
| Safety & OSHA Compliance | 10% |
,Qualifying Party Requirements
The Qualifying Party for an R-53 well must be a licensed well driller who holds an active R-53
license and meets continuing-education requirements. Applicants must have at least four years
of full-time experience in well drilling under the supervision of a licensed contractor.
License Renewal
R-53 license holders must complete 16 hours of approved continuing education in each
two-year renewal period.
2. ARIZONA WELL DRILLING LAWS & REGULATIONS (Questions 1-45)
Q1. Which Arizona agency regulates well drilling and licensing?
A) Arizona Department of Environmental Quality (ADEQ)
B) Arizona Department of Water Resources (ADWR)
C) Arizona State Board of Technical Registration (BTR)
D) Arizona Corporation Commission
Answer: C
Rationale: The Arizona State Board of Technical Registration (BTR) regulates well drilling
contractors and issues the R-53 license.
Q2. What is the official name of the R-53 license in Arizona?
A) Well Drilling Contractor
B) Water Well Drilling Contractor
C) Drilling Contractor
D) R-53 Drilling Contractor
Answer: D
Rationale: The official designation is R-53 Drilling Contractor license issued by the Board of
Technical Registration.
, Q3. How many years of experience are required for the R-53 Drilling Contractor license?
A) 2 years
B) 3 years
C) 4 years
D) 5 years
Answer: C
Rationale: Applicants must have at least four years of full-time experience in well drilling under
the supervision of a licensed contractor.
Q4. How many continuing education hours are required every two years for an R-53 license
holder?
A) 8 hours
B) 12 hours
C) 16 hours
D) 20 hours
Answer: C
Rationale: Arizona requires R-53 licensees to complete 16 hours of approved continuing
education in each two-year renewal period.
Q5. What is the minimum age requirement for an R-53 license?
A) 16 years
B) 18 years
C) 21 years
D) 25 years
Answer: B
Rationale: The minimum age requirement for an R-53 license is 18 years.
