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OpCert lookup
Lookup an operator by name or certification number
Training calendar, information and forms
Exam information and applications
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Next exam date

The next exam day is November 6, 2019. Applications coming end of August.

Contact information
Wastewater Operator Certification
Municipal Waterworks Operator Certification
Small Water System (OTM/NN) Operator Certification
Septage Operator Certification and Septage Business Licenses
Landfill Operator Certification

Operator certification program

About the program

The program is responsible for ensuring that various types of professional operators have adequate training to perform the necessary tasks at their facilities or businesses. Review certification and licensing requirements by selecting the appropriate link.

Operator certification lookup website

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Operator certification

Madison Wastewater Treatment Plant

Madison Wastewater Treatment Plant
Photo credit: Danielle Luke, Wisconsin DNR

Business licensing

Wisconsin administrative codes

The following Wisconsin administrative codes establish and are implemented by the Operator Certification Program.

Last revised: Monday July 22 2019