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Wyoming Water Well Driller — Requirements & Free Practice

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well drillers license

License for water well drilling, construction or completion; separate from water well pump installation contractor licensing.

Licensing authority: State Board of Examining Water Well Drilling Contractors and Water Well Pump Installation Contractors · Application information

Renewal of active license
No examination is required for this applicant pathway.
Competency
Complete 18 CPC units per three-year renewal period, including 9 units directly related to well construction from the categories specified in Chapter 7, Section 4(a); dual license holders meet the separate shared 12-unit distribution.
Conduct
Comply with W.S. 33-42-111(a); disclose the disciplinary and criminal history requested by the renewal form.
Deadline
Renew by December 31 in the applicable third-year renewal cycle.
Filing
File a signed renewal application, competency log and current insurance certificate, and pay the triennial renewal fee.

Official no-examination sources

Effective from 2026-09-22.

Licensure for qualified individuals licensed in other jurisdictions
Wyoming Specific Exam for Water Well Drilling Contractors
Character
Good moral character and repute under Chapter 1, Section 3(e); disclose the history requested on the application.
Equivalency
Hold a relevant active license in good standing under substantially equivalent or more stringent education, training, examination and experience requirements; the Board determines competency and grounds for refusal.
Fees
Submit the applicable application, examination and license fees.
Insurance
Provide proof of general liability insurance of at least $300,000; retain coverage whenever providing drilling services.
Legal Presence
The Board application requests proof of legal presence in the United States.
Minimum Age
At least 18 years old.
Prior Examination Equivalency
W.S. 33-1-120(b)(i)(B) accepts the same or an earlier licensing examination and waives that equivalency requirement after more than ten years of licensure; historical or other-jurisdiction examination evidence is a condition.
State Law Examination
W.S. 33-1-120(b)(i)(D) permits a Wyoming law examination regardless of tenure; Chapter 4, Section 2(b)(iii) implements the Wyoming-specific requirement for current licensees.
Renewal of expired license within the grace period
No examination is required for this applicant pathway.
Competency
Complete 18 CPC units per three-year renewal period, including 9 units directly related to well construction from the categories specified in Chapter 7, Section 4(a); dual license holders meet the separate shared 12-unit distribution.
Conduct
Comply with W.S. 33-42-111(a); disclose the disciplinary and criminal history requested by the renewal form.
Deadline
Renew by December 31 in the applicable third-year renewal cycle.
Filing
File a signed renewal application, competency log and current insurance certificate, and pay the triennial renewal fee.
Late Renewal
Submit the completed application and renewal and late fees before February 1 following expiration.

Official no-examination sources

Effective from 2026-09-22.

Return inactive or retired license to active practice
No examination is required for this applicant pathway.
Competency
Earn all delinquent CPC units and required renewal competency hours before returning to active practice.
Existing Status
Hold an inactive or retired drilling license.
Practice Insurance
Maintain at least $300,000 general liability coverage while providing drilling services.

Official no-examination sources

Effective from 2026-09-22.

  • wwcb7

    Chapter 7, Section 9, reinstatement of inactive/retired license

  • wwcb7

    Chapter 7, Section 8(c), return to practice

Initial licensure by examination or NGWA qualification evidence
Board Approval
The Board reviews eligibility and may investigate the application; the statute permits hardship arrangements for examination administration.
Character
Good moral character and repute under Chapter 1, Section 3(e); disclose the history requested on the application.
Fees
Submit the applicable application, examination and license fees.
Insurance
Provide proof of general liability insurance of at least $300,000; retain coverage whenever providing drilling services.
Legal Presence
The Board application requests proof of legal presence in the United States.
Local Checklist
The Application Check List says "SUCCESSFUL COMPLETION OF WYOMING EXAMS ($75.00 PER EXAM, 2 EXAMS REQUIRED PER LICENSE)" as an alternative to NGWA evidence. The revised September 2022 application separately lists the Wyoming-Specific Exam fee per license; Chapter 4, Section 2(b) retains the specific groundwater-law examination.
Minimum Age
At least 18 years old.
Open Approved Exams
Other examinations approved by the Board remain an applicant condition where no exact approved examination is identified.
Qualification Evidence
Provide NGWA certification in the requested drilling branch or discipline, or evidence of passing its general and at least one appropriate specialty examination; Board-approved alternatives are accepted. Certification and existing passing scores may satisfy the applicant without sitting the national examinations anew.
Specialty Choice
At least one drilling specialty relevant to the selected field; listing the available specialty alternatives does not make every specialty mandatory.
Expedited licensure for military service members and military spouses
Wyoming Specific Exam for Water Well Drilling Contractors
Character
Good moral character and repute under Chapter 1, Section 3(e); disclose the history requested on the application.
Conduct And Fees
No act constituting refusal, suspension or revocation; complete required application procedures, pay fees and submit to Wyoming practice, discipline and continuing education authority.
Fees
Submit the applicable application, examination and license fees.
Insurance
Provide proof of general liability insurance of at least $300,000; retain coverage whenever providing drilling services.
Legal Presence
The Board application requests proof of legal presence in the United States.
License Tenure
Hold a relevant active license in good standing for at least five consecutive years; expedited issuance is within thirty days under W.S. 33-1-117(b).
Military Other Requirements
W.S. 33-1-117(k) retains other applicable licensure requirements; the currently licensed applicant takes the Wyoming-specific examination under Chapter 4, Section 2(b)(iii).
Military Status
Meet the statutory military member or spouse definition and provide the specified identification and orders or honorable release evidence.
Minimum Age
At least 18 years old.
Reinstatement after the February 1 grace deadline
Board Approval
The Board reviews eligibility and may investigate the application; the statute permits hardship arrangements for examination administration.
Character
Good moral character and repute under Chapter 1, Section 3(e); disclose the history requested on the application.
Fees
Submit the applicable application, examination and license fees.
Insurance
Provide proof of general liability insurance of at least $300,000; retain coverage whenever providing drilling services.
Lapsed License
A license not renewed before February 1 must meet all W.S. 33-42-108 requirements again.
Legal Presence
The Board application requests proof of legal presence in the United States.
Local Checklist
The Application Check List says "SUCCESSFUL COMPLETION OF WYOMING EXAMS ($75.00 PER EXAM, 2 EXAMS REQUIRED PER LICENSE)" as an alternative to NGWA evidence. The revised September 2022 application separately lists the Wyoming-Specific Exam fee per license; Chapter 4, Section 2(b) retains the specific groundwater-law examination.
Minimum Age
At least 18 years old.
Open Approved Exams
Other examinations approved by the Board remain an applicant condition where no exact approved examination is identified.
Qualification Evidence
Provide NGWA certification in the requested drilling branch or discipline, or evidence of passing its general and at least one appropriate specialty examination; Board-approved alternatives are accepted. Certification and existing passing scores may satisfy the applicant without sitting the national examinations anew.
Specialty Choice
At least one drilling specialty relevant to the selected field; listing the available specialty alternatives does not make every specialty mandatory.
Licensure by reciprocity
Wyoming Specific Exam for Water Well Drilling Contractors
Character
Good moral character and repute under Chapter 1, Section 3(e); disclose the history requested on the application.
Fees
Submit the applicable application, examination and license fees.
Insurance
Provide proof of general liability insurance of at least $300,000; retain coverage whenever providing drilling services.
Legal Presence
The Board application requests proof of legal presence in the United States.
Minimum Age
At least 18 years old.
National Waiver
W.S. 33-42-114 permits the Board to waive other examinations; Chapter 4, Section 2(b)(iii) requires currently licensed applicants to take only the Wyoming-specific examination.
Reciprocal License
Hold a license in another jurisdiction authorizing water well drilling; that jurisdiction offers reciprocity and the Board finds its standards equal or greater.

Inactive/Retired Water Well Drilling Contractor License

Inactive or retired status is available for an existing water well drilling license upon filing the Board-approved renewal form and paying required fees before the February 1 grace deadline; inactive/retired licenses are exempt from continuing professional competency requirements.

Licensing authority: water well drilling contractors/water well pump contractors board · Application information

Place existing license on inactive or retired status
No examination is required for this applicant pathway.
Existing License
Hold an existing water well drilling license.
Filing
File the Board-approved renewal form and pay the required fee before the February 1 grace deadline.
Inactive Practice
Certify that no remuneration is being received from drilling practice; inactive or retired status exempts CPC for that renewal period.

Official no-examination sources

Effective from 2026-09-22.

  • wwcb7

    Chapter 7, Section 3(e), inactive/retired status

  • wwcb7

    Chapter 7, Section 8(c), retirement and return to practice

Renew inactive or retired license
No examination is required for this applicant pathway.
Competency Exemption
Inactive/retired licenses are exempt from continuing professional competency while inactive; the no-remuneration certification applies.
Filing
Renew inactive/retired status on the Board-approved form and pay the applicable fee.

Official no-examination sources

Effective from 2026-09-22.

  • wwcb7

    Chapter 7, Section 4, continuing competency requirements

  • wwcb7

    Chapter 7, Section 3(e), inactive/retired status

Temporary License for Military Service Members and Military Spouses

Statutory temporary license permitting up to ninety days of practice while the completed military application is reviewed.

Licensing authority: State Board of Examining Water Well Drilling Contractors and Water Well Pump Installation Contractors · Application information

Ninety day military temporary license pending review
No examination is required for this applicant pathway.
Duration
Practice for no more than ninety days under the temporary license.
Fee
The Board shall not charge a fee for this temporary license.
Final Licensure
The ordinary or expedited final-license examination requirements apply to that separate final-license route.
Military Status
Qualify as a statutory military service member or military spouse.
Other License
Hold a relevant active license in good standing from another jurisdiction for at least three consecutive years.
Pending Application
Submit a completed occupational license application; Board review is pending.

Official no-examination sources

Effective from 2026-09-22.

Exam C/D: Air Rotary Drilling

Provider
National Ground Water Association (NGWA); administered by PSI Services at PSI test centers
Format
Computer-based, closed-book examination taken at a PSI test center; pass/fail status on screen at completion, with a diagnostic score report by section for candidates who do not pass
Exam questions
50 questions
Time limit
1 hour
Passing score
70% (minimum passing score)
Exam fee
$75 per exam
Examination outline
  • Mobilize for the Site (6 of 50 items)
  • Construct Water Well (34 of 50 items)
  • Develop Wells (7 of 50 items)
  • Decommission Wells (2 of 50 items)
  • Demobilize the Site (1 of 50 items)
Examination sources

Exam M: Augering and Monitoring

Provider
National Ground Water Association (NGWA); administered by PSI Services at PSI test centers
Format
Computer-based, closed-book examination taken at a PSI test center; pass/fail status on screen at completion, with a diagnostic score report by section for candidates who do not pass
Exam questions
75 questions
Time limit
1 hour
Passing score
70% (minimum passing score)
Exam fee
$75 per exam
Examination outline
  • Mobilize for the Site (18 of 75 items)
  • Construct Water Well (43 of 75 items)
  • Rehabilitate Wells (3 of 75 items)
  • Develop Wells (8 of 75 items)
  • Demobilize the Site (3 of 75 items)
Examination sources

Exam A/B: Cable Tool Drilling

Provider
National Ground Water Association (NGWA); administered by PSI Services at PSI test centers
Format
Computer-based, closed-book examination taken at a PSI test center; pass/fail status on screen at completion, with a diagnostic score report by section for candidates who do not pass
Exam questions
50 questions
Time limit
1 hour
Passing score
70% (minimum passing score)
Exam fee
$75 per exam
Examination outline
  • Mobilize for the Site (3 of 50 items)
  • Construct Water Well (30 of 50 items)
  • Rehabilitate Wells (4 of 50 items)
  • Develop Wells (7 of 50 items)
  • Decommission Wells (3 of 50 items)
  • Demobilize the Site (3 of 50 items)
Examination sources

General Drilling Exam

Provider
National Ground Water Association (NGWA); administered by PSI Services at PSI test centers
Format
Computer-based, closed-book examination taken at a PSI test center; pass/fail status on screen at completion, with a diagnostic score report by section for candidates who do not pass
Exam questions
50 questions
Time limit
1 hour
Passing score
70% (minimum passing score)
Exam fee
$75 per exam
Examination outline
  • Mobilize for the Site (10 of 50 items)
  • Construct Water Well (16 of 50 items)
  • Rehabilitate Wells (5 of 50 items)
  • Develop Wells (11 of 50 items)
  • Decommission Wells (3 of 50 items)
  • Demobilize the Site (5 of 50 items)
Examination sources

Exam H: Jetting and Driving Wells

Provider
National Ground Water Association (NGWA); administered by PSI Services at PSI test centers
Format
Computer-based, closed-book examination taken at a PSI test center; pass/fail status on screen at completion, with a diagnostic score report by section for candidates who do not pass
Exam questions
50 questions
Time limit
1 hour
Passing score
70% (minimum passing score)
Exam fee
$75 per exam
Examination outline
  • Jetting and Driving Wells (50 of 50 items)
Examination sources

Exam E/F: Mud Rotary Drilling

Provider
National Ground Water Association (NGWA); administered by PSI Services at PSI test centers
Format
Computer-based, closed-book examination taken at a PSI test center; pass/fail status on screen at completion, with a diagnostic score report by section for candidates who do not pass
Exam questions
50 questions
Time limit
1 hour
Passing score
70% (minimum passing score)
Exam fee
$75 per exam
Examination outline
  • Mobilize for the Site (9 of 50 items)
  • Construct Water Well (18 of 50 items)
  • Prepare/Manage Drilling Fluids (17 of 50 items)
  • Develop Wells (5 of 50 items)
  • Demobilize the Site (1 of 50 items)
Examination sources

Exam G: Reverse Circulation Drilling

Provider
National Ground Water Association (NGWA); administered by PSI Services at PSI test centers
Format
Computer-based, closed-book examination taken at a PSI test center; pass/fail status on screen at completion, with a diagnostic score report by section for candidates who do not pass
Exam questions
50 questions
Time limit
1 hour
Passing score
70% (minimum passing score)
Exam fee
$75 per exam
Examination outline
  • Reverse Circulation Drilling (50 of 50 items)
Examination sources

Water Well Drilling Contractor (Wyoming)

Examination outline
  • Knowledge in the selected field of water well drilling
Examination sources

Water Well General Exam (Wyoming)

Examination outline
  • General knowledge of groundwater and the groundwater industry
Examination sources

Wyoming Specific Exam for Water Well Drilling Contractors

Examination outline
  • Wyoming Statutes Title 33, Chapter 1: Licensing Generally
  • Wyoming Statutes Title 33, Chapter 42: Water Well Drilling Contractors and Water Well Pump Installation Contractors
  • Wyoming Statutes Title 41, Chapter 3: Water Rights; Administration and Control
  • Water Well Contractors Board Chapter 1: General Provisions
  • Water Well Contractors Board Chapter 3: Fees
  • Water Well Contractors Board Chapter 4: Licensure
  • Water Well Contractors Board Chapter 5: Rules of Professional Conduct
  • Water Well Contractors Board Chapter 6: Application Review, Complaints and Hearing Procedure
  • Water Well Contractors Board Chapter 7: Continuing Professional Competency
  • State Engineer Ground Water Chapter 1: General Information
  • State Engineer Ground Water Chapter 2: Obtaining a Ground Water Right
  • State Engineer Ground Water Chapter 3: Instructions for Preparing Ground Water Forms
  • Water Well Minimum Construction Standards Chapter 1: Purpose
  • Water Well Minimum Construction Standards Chapter 2: Requirements and Definitions
  • Water Well Minimum Construction Standards Chapter 3: Well Construction
  • Water Well Minimum Construction Standards Chapter 4: Well Completion and Maintenance
  • Water Well Minimum Construction Standards Chapter 5: Appendices
  • Water Quality Chapter 3: Regulations for Permit to Construct, Install or Modify Public Water Supplies, Wastewater Facilities, Disposal Systems, Biosolids Management Facilities, Treated Wastewater Reuse Systems and Other Facilities Capable of Causing or Contributing to Pollution
  • Water Quality Chapter 12: Design and Construction Standards for Public Water Supplies
  • Water Quality Chapter 26: Well Construction Standards
Examination sources
  • WWCB Chapter 4: Licensure

    Chapter 4, Section 2(b)(ii), scope of the drilling Wyoming examination

  • wwcb1

    Chapter 1, Section 1, authorizing statute enumeration

  • laws-rules

    Board Rules and Regulations page, enumerated governing materials; inspected short navigation page containing actual labels

  • mcs1

    Chapter 1, Section 2(a), groundwater construction statutory authority

  • Wyoming Statutes Title 41

    W.S. 41-3-909(a), groundwater law administration

  • wwcb2

    Chapter 2, Section 3, staff functions

  • wwcb9

    Chapter 9, Section 2, records procedure

  • deq23-current

    Chapter 23, Section 4(a), subdivision applicants

  • deq23-current

    Chapter 23, Section 5(b), other licensed professions

  • deq12-current

    Chapter 12, Section 19(a), blanket incorporation provision

  • Wyoming Statutes Title 33

    W.S. 33-42-110(a), assessment form

  • faq

    How do I get a license?, written examination requirement

  • WWCB Chapter 4: Licensure

    Chapter 4, Section 3(b), scored Wyoming examination

  • wwcb3

    Chapter 3, Section 2, Wyoming Specific Exam for Water Well Drilling Contractors

  • application

    Page 4, Reminders to the Applicant, required examination fees