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Certification Criteria and Process

To obtain the Certified Water Technologist (CWT) designation, please follow the process below.

  1. Be sure you meet the following criteria: You must have a minimum of five years acceptable work experience in the water treatment industry to earn the CWT.

    For details on what constitutes acceptable work experience, please see the CWT Exam Handbook
  2. You must take and pass the CWT exam.
  3. Upon passing the CWT exam, you must complete the CWT application.
  4. To maintain your CWT, you must recertify every five years.