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Industrial/commercial wastewater treatment plant (WWTP) operator certification exam
Please submit your application as soon as possible within the application timeline. The earlier you submit your application, the more likely it is that staff can provide adequate feedback if you are missing information.
Application for industrial WWTP operator certification exam
An incomplete application may be denied at any point during the application cycle; however, it is much more likely for staff to review and retrieve missing information to complete your application the earlier you apply.
These industrial/commercial wastewater certification examinations are offered twice a year in spring and fall. Operators may find the examination guide and the list of sources of reference material helpful in preparing for the certification exams.
Industrial/commercial certification is valid for 5 years from the year it is issued. In the year that your certification expires on July 1, you may apply for certification renewal beginning in January of that year.
If you cannot download this material, we will mail it to you. Send your name and address to EGLE-WRD-OpCert@Michigan.gov.
Start: August 14, 2025 8:00 AM
End: August 14, 2025 5:00 PM
Please submit your application as soon as possible within the application timeline. The earlier you submit your application, the more likely it is that staff can provide adequate feedback if you are missing information.
Application for industrial WWTP operator certification exam
An incomplete application may be denied at any point during the application cycle; however, it is much more likely for staff to review and retrieve missing information to complete your application the earlier you apply.
These industrial/commercial wastewater certification examinations are offered twice a year in spring and fall. Operators may find the examination guide and the list of sources of reference material helpful in preparing for the certification exams.
Industrial/commercial certification is valid for 5 years from the year it is issued. In the year that your certification expires on July 1, you may apply for certification renewal beginning in January of that year.
If you cannot download this material, we will mail it to you. Send your name and address to EGLE-WRD-OpCert@Michigan.gov.