Apprentice says certification requires classes and a DNR test

Oct 1, 2026

Thomas, a lab tech apprentice, said becoming a certified wastewater lab tech generally involves taking coursework and passing a Department of Natural Resources (DNR) test; he also described sample handling and weekly test routines.

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Thomas identified himself as a wastewater lab tech assistant apprentice and described the pathway to certification. "If you wanna be, a certified lab tech, yeah. You can look through a couple classes, and you have to pass one of the DNR tests," he said.

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