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(W-4) Limited Non-Water or Monitoring Well Driller

Apply for the License
Connecticut DCP
Occupational & Construction Licensing

450 Columbus Blvd, Suite 801
Hartford, CT  06103
(860) 713-6135
Exam Provider
PSI Services LLC
3210 E. Tropicana
Las Vegas, NV  89121
Phone:  (855) 746-8171
Exam Type
Exam Content
Subject Areas# of
Drilling Methods10
Casings & Screens4
Grouting & Sealing5
Water Quality & Testing5
General Knowledge3
Total number of test questions:
Time allowed (hours):

In addition to the trade-specific examination, you are required to pass the Connecticut Business & Law Exam offered by PSI.

Books NOT Allowed in the Exam
Connecticut Occupational Licensing Law, Ch. 482, Well Drilling, Sec. 25-126 thru Sec. 25-137
Web Page Link
Regulations of Connecticut State Agencies: Title 25 Water Resources, Sec. 25-128-33 thru 25-128-64
Web Page Link
Handbook of Suggested Practices for the Design and Installation of Ground-Water Monitoring Wells, 1989, NGWA
Book Source
Manual of Water Well Construction Practices, 3rd Edition, Stuart Smith, NGWA
Book Source
Books NOT Allowed — NOT Required
NASCLA Contractor’s Guide, Connecticut 5th Edition, NASCLA
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NOTE:  The book above is not required however, it does contain the statutory text of references #1 and #2 above used for the Geothermal examinations.

A practice exam is currently NOT AVAILABLE

This page is being provided for research and links to books sources only.  We do not have an expected date for availability.  This page may have changed since your last visit.  Please refresh to see current info (F5 on your keyboard).

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