Exam C/D: Air Rotary Drilling — Information & Free Practice
US · Examination information
250 free questions · Answer explanations · No signup required
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
- NGWA Voluntary Certification Program Exams Candidate Information Bulletin (PSI)
PSI Candidate Information Bulletin for NGWA exams, page 5, heading "EXAMINATION CONTENT OUTLINES AND PREPARING FOR YOUR EXAMINATION(S)"
- NGWA Voluntary Certification Program Exams Candidate Information Bulletin (PSI)
PSI Candidate Information Bulletin for NGWA exams, heading at foot of page 5 right column; table continued at top of page 6 left column, heading of the NGWA Exam C/D: Air Rotary Drilling content-outline block
- NGWA Voluntary Certification Program Exams Candidate Information Bulletin (PSI)
PSI Candidate Information Bulletin for NGWA exams, heading at foot of page 5 right column; table continued at top of page 6 left column, NGWA Exam C/D: Air Rotary Drilling "Content Outline" table (Subject Area / # of Items), row "Mobilize for the Site"
- NGWA Voluntary Certification Program Exams Candidate Information Bulletin (PSI)
PSI Candidate Information Bulletin for NGWA exams, heading at foot of page 5 right column; table continued at top of page 6 left column, NGWA Exam C/D: Air Rotary Drilling "Content Outline" table (Subject Area / # of Items), row "Construct Water Well"
- NGWA Voluntary Certification Program Exams Candidate Information Bulletin (PSI)
PSI Candidate Information Bulletin for NGWA exams, heading at foot of page 5 right column; table continued at top of page 6 left column, NGWA Exam C/D: Air Rotary Drilling "Content Outline" table (Subject Area / # of Items), row "Develop Wells"
- NGWA Voluntary Certification Program Exams Candidate Information Bulletin (PSI)
PSI Candidate Information Bulletin for NGWA exams, heading at foot of page 5 right column; table continued at top of page 6 left column, NGWA Exam C/D: Air Rotary Drilling "Content Outline" table (Subject Area / # of Items), row "Decommission Wells"
- NGWA Voluntary Certification Program Exams Candidate Information Bulletin (PSI)
PSI Candidate Information Bulletin for NGWA exams, heading at foot of page 5 right column; table continued at top of page 6 left column, NGWA Exam C/D: Air Rotary Drilling "Content Outline" table (Subject Area / # of Items), row "Demobilize the Site"
- NGWA Voluntary Certification Program Exams Candidate Information Bulletin (PSI)
PSI Candidate Information Bulletin for NGWA exams, heading at foot of page 5 right column; table continued at top of page 6 left column, NGWA Exam C/D: Air Rotary Drilling summary row (# of Questions / Minimum Passing Score / Cost / Time Allowed)
- NGWA Voluntary Certification Program Exams Candidate Information Bulletin (PSI)
PSI Candidate Information Bulletin for NGWA exams, page 5, "TAKING THE EXAMINATION BY COMPUTER"
- NGWA Voluntary Certification Program Exams Candidate Information Bulletin (PSI)
PSI Candidate Information Bulletin for NGWA exams, page 4, "SECURITY PROCEDURES"
- NGWA Voluntary Certification Program Exams Candidate Information Bulletin (PSI)
PSI Candidate Information Bulletin for NGWA exams, page 5, "SCORE REPORTING" (pass/fail on screen)
- NGWA Voluntary Certification Program Exams Candidate Information Bulletin (PSI)
PSI Candidate Information Bulletin for NGWA exams, page 5, "SCORE REPORTING" (diagnostic report)
- NGWA Certification exams web page
NGWA Certification Exams page, introductory paragraph on exam length
- NGWA Certification exams web page
NGWA Certification Exams page, "Exam categories" list, drilling exams entry
- NGWA Voluntary Certification Program Exams Candidate Information Bulletin (PSI)
PSI Candidate Information Bulletin for NGWA exams, page 2, "Pay and Schedule for your examination"
- NGWA Voluntary Certification Program Exams Candidate Information Bulletin (PSI)
PSI Candidate Information Bulletin for NGWA exams, page 2, "CHECKLIST BEFORE SCHEDULING"
- NGWA Voluntary Certification Program Exams Candidate Information Bulletin (PSI)
PSI Candidate Information Bulletin for NGWA exams, page 1, "Exam Fees" for Voluntary Certification Program Exams
- NGWA Certification exams web page
NGWA Certification Exams page, "CWD and CPI exam fees"
- NGWA Certification exams web page
NGWA Certification Exams page, "When and where can I take the exams?"
- NGWA Certification for contractors web page
NGWA contractor certification page, program governance paragraph
Related license preparation
This examination may be required or accepted as an alternative, depending on the license and application pathway.