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Exam Applications and Study Guides

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Environment, Great Lakes, and Energy

Exam Applications and Study Guides

Drinking Water Exam Application Instructional Video Video

Drinking Water Exam Application Instructional Video

Classifications and Licenses

Exams

Exam Date(s)

Postmark Deadline(s)

F 1-2-3-4, D 1-2-3-4, and S 1-2-3-4
(Paying by check or credit card)

May 4, 2022

November 2, 2022

March 4, 2022

September 5, 2022

S-5, D-5, and F-5
(Paying by check)

May 4, 2022

November 2, 2022

March 4, 2022

September 5, 2022

S-5, D-5, and F-5
(Paying by credit card)

May 4, 2022

November 2, 2022

April 4, 2022

October 3, 2022

F - Complete Treatment, Levels 1-5
D - Limited Treatment, Levels 1-5
S - Distribution, Levels 1-5

The U.S. Postal Service postmark or a postmark from an independent delivery service (U.P.S., Federal Express, DHL, etc...) will be used to verify that the application has met the deadline for submission.  Postmarks by private meter stamps (such as Pitney Bowes) cannot be used as proof of meeting the deadline.

drinking water operator in a room of computers

Math Formula Sheet

Below is the new Math Formula Sheet that will be provided on every single exam as part of the booklet. It is being provided to you as a study guide and resource. Please do not bring a copy of this to the exam since it is being provided on the examination itself. This sheet was created in conjunction with the Advisory Board of Examiners and the Subject Matter Experts in every exam category.

Math Formula Sheet

Safe Drinking Water Act 399

All of the classifications and criteria are explained in the rules and statutes of the Safe Drinking Water Act 399.

R 325.11901 - 325.11918

Supplying Water to the Public - Part 19 Examination and Certification of Operators