100+ Free NC Well Driller Practice Questions

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Question 1

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What type of aquifer is most common in NC's Coastal Plain?

Volcanic rock aquifers

Granite aquifers

Unconsolidated sand and limestone aquifer systems separated by clay confining layers

Fractured bedrock

to track

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Free Well Driller Practice Test by State 2026: 2,500+ Questions21 min read

2026 Statistics

Key Facts: NC Well Driller Exam

70%

Passing Score

State DNR

100 Q

Practice Questions

OpenExamPrep

2 hrs

Exam Time

State DNR

8 hrs

CE Per Cycle

State DNR

$300

License Fee

LicenseMap 2026

North Carolina requires well drillers and pump installers to pass a state licensing exam covering well construction standards, groundwater protection, and DEQ regulations.

Sample NC Well Driller Practice Questions

Try these sample questions to test your NC Well Driller exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1What state agency administers well contractor certification in North Carolina?

A.NC Department of Environmental Quality

B.NC Well Contractors Certification Commission under NCDHHS

C.NC Board of Examiners for Engineers

D.NC Department of Labor

Explanation: The Well Contractors Certification Commission, part of the NC Department of Health and Human Services (NCDHHS), administers well contractor certification in North Carolina.

2What is the governing statute for well contractor certification in North Carolina?

A.G.S. Chapter 87, Article 7A

B.G.S. Chapter 89C

C.G.S. Chapter 143

D.G.S. Chapter 130A

Explanation: North Carolina well contractor certification is governed by General Statutes Chapter 87, Article 7A (Well Contractor Certification Act), including G.S. 87-98 series.

3What are the four levels of well contractor certification in North Carolina?

A.Apprentice, Journeyman, Master, and Expert

B.Level A, Level B, Level C, and Level D

C.Class I, Class II, Class III, and Class IV

D.Basic, Intermediate, Advanced, and Professional

Explanation: North Carolina has four certification levels: Level A (all activities including rotary drilling), Level B (cable tool, auger, direct push), Level C (grouting, abandonment, rehabilitation), and Level D (pump installation, disinfection).

4What activities does a Level A certification authorize in North Carolina?

A.Pump installation only

B.All well contractor activities, including air/mud rotary, sonic drilling, geothermal loops, and all Level B/C/D activities

C.Only cable tool drilling

D.Only well abandonment

Explanation: Level A is the highest certification, authorizing all well contractor activities including operation of air or mud rotary drill rigs, wet rock coring, sonic drilling, geothermal loop installation, and all Level B, C, and D activities.

5How many months of experience are required for Level A certification in North Carolina?

A.6 months

B.12 months

C.18 months

D.24 months

Explanation: Level A certification requires 18 months of full-time equivalent experience in well contractor activities, including sonic drilling, air and mud rotary drilling, and wet rock coring.

6What additional requirement must Level A applicants complete beyond the written exam?

A.An oral interview

B.A field observation (hands-on assessment)

C.A college course

D.A driving test

Explanation: New Level A applicants must pass a field observation (hands-on assessment) in addition to the Level A written exam. This demonstrates hands-on knowledge of drilling operations.

7What activities does Level B certification authorize in North Carolina?

A.Air rotary drilling

B.Cable tool, hollow stem auger, direct push, hydrofracturing, jetting-in wells, and all Level C/D activities

C.Pump installation only

D.Grouting only

Explanation: Level B certification authorizes cable tool rig operation, hollow stem auger (non-air rotary), direct push, hydrofracturing, jetting-in wells, and all Level C and D activities. It does NOT include air rotary, mud rotary, sonic, or wet rock coring.

8How many months of experience are required for Level B certification?

A.6 months

B.12 months

C.18 months

D.24 months

Explanation: Level B certification requires 12 months of experience in well contractor activities.

9What activities does Level C certification authorize?

A.All drilling activities

B.Grouting, well abandonment, biofouling rehabilitation, well development, packer and liner installations, extend casing, and Level D activities

C.Only pump installation

D.Only monitoring well construction

Explanation: Level C authorizes grouting, well abandonment, rehabilitating wells due to biofouling, well development (pumping or surging), packer and liner installations, extending casing above land surface, breaking well seal, and all Level D activities.

10What activities does Level D certification authorize?

A.All drilling methods

B.Breaking the well seal, pump installation, pump repair, well chlorination, down-hole camera use, and disinfection

C.Rotary drilling

D.Well abandonment

Explanation: Level D is the entry-level certification, authorizing breaking the well seal for pump repair, pump installation, well chlorination, using a down-hole camera in a well, pump installation and equipment installation, and disinfection.

About the NC Well Driller Exam

The North Carolina well driller exam covers state well construction standards, casing and grouting requirements, pump installation, groundwater protection, DEQ licensing regulations, well abandonment procedures, and professional practice under NC well standards.

Questions

100 scored questions

Time Limit

2 hours

Passing Score

70%

Exam Fee

$300 (North Carolina Department of Environmental Quality)

NC Well Driller Exam Content Outline

25%

Well Construction

Casing, grouting, well design, drilling methods, well development

20%

Pump Installation

Pump types, sizing, electrical connections, pressure systems, maintenance

20%

Regulations

DEQ licensing, well standards, reporting requirements, fees, CE requirements

20%

Groundwater

Aquifer protection, water quality, contamination prevention, NC Piedmont geology

15%

Professional Practice

Well logs, abandonment procedures, safety, contracts, client relations

How to Pass the NC Well Driller Exam

What You Need to Know

Passing score: 70%
Exam length: 100 questions
Time limit: 2 hours
Exam fee: $300

Keys to Passing

Complete 500+ practice questions
Score 80%+ consistently before scheduling
Focus on highest-weighted sections
Use our AI tutor for tough concepts

NC Well Driller Study Tips from Top Performers

1Master North Carolina's well construction standards and casing requirements under DEQ

2Understand proper grouting procedures for NC's Piedmont and Coastal Plain geology

3Study pump types, sizing calculations, and electrical connection requirements

4Know groundwater protection measures for North Carolina's aquifer systems

5Review well log documentation requirements and abandonment procedures

Frequently Asked Questions

What does the North Carolina well driller exam cover?

The exam covers well construction standards, casing and grouting requirements, pump installation, groundwater protection, North Carolina DEQ regulations, and professional practice.

What is the passing score for the NC well driller exam?

A minimum score of 70% is required to pass the North Carolina well driller licensing examination.

What experience is required for a North Carolina well driller license?

North Carolina requires experience working under a licensed driller before you can sit for the licensing exam. Contact the DEQ for current requirements.

How often must the North Carolina well driller license be renewed?

License renewal requirements include completing continuing education hours. Contact the DEQ for the current renewal cycle and CE requirements.