South Carolina Water Operator Certification Guide

Who regulates water operators in South Carolina?

South Carolina Environmental Certification Board under the Department of Labor, Licensing and Regulation administers the credentials covered here.

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Certification types

Water distribution, water treatment, biological wastewater treatment and physical/chemical wastewater treatment
operator ladder D-C-B-A, with entry water-treatment E and trainee status where applicable.

Certification levels / grades / classes

Water distribution, water treatment, biological wastewater treatment and physical/chemical wastewater treatment; operator ladder D-C-B-A, with entry water-treatment E and trainee status where applicable.

Initial certification requirements

Board must approve application before PSI scheduling; entry examinations are Biological/Physical-Chemical/Distribution D and Water Treatment E; 70 passing for D operator exams and 42 for treatment E, followed by experience-verified progression.

Exam information

Board must approve application before PSI scheduling; entry examinations are Biological/Physical-Chemical/Distribution D and Water Treatment E; 70 passing for D operator exams and 42 for treatment E, followed by experience-verified progression.

Renewal cycle

Current operator cycle is biennial through June 30; 12 CE hours or passing the appropriate grade exam are required for July 1, 2025-June 30, 2027. A license unrenewed 365 days becomes nonrenewable.

Continuing-education requirements

Current operator cycle is biennial through June 30; 12 CE hours or passing the appropriate grade exam are required for July 1, 2025-June 30, 2027. A license unrenewed 365 days becomes nonrenewable.

Reciprocity / out-of-state operators

No blanket agreement; individual review requires active out-of-state license without discipline, completed application and regulator questionnaire; Board determines level and whether another exam is required.

Water vs. wastewater differences