Drinking Water Operator Certification
The Water Supply System Operator Examinations are comprised of five levels, Class A-E, with A being the highest level. The exams are closed book, time allowed is three (3) hours, each exam has 100 multiple-choice questions, and math formula sheets will be provided. There are some recommended reference sources listed below. In addition we also have lists available on subjects that each operator classification needs to know. If you would like a copy please contact Mark Sloan at 651-201-4652 or Noel Hansen at 651-201-4690. The training materials available to you, along with your operating experience and common sense, should help you pass the certification exam.
|Math Formula Conversion Tables:|
Class A and B
(PDF: 103KB/4 pages)
|Class C and D
(PDF: 133KB/2 pages)
Recommended Reference Sources:
Minnesota Rural Water Association (MRWA): Minnesota Water Works Operations Manual
For study materials you can also go to the bookstore at American Water Works Association.
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