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Indiana Department of Environmental Management

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Table of Contents: Water Quality

Drinking Water Operator Certification

A certified operator is required for all community public water systems, all non-transient non-community public water systems, and any transient non-community public water systems that are using surface water or groundwater under the direct influence of surface water, or any transient non-community public water systems that require complex treatment. For information and IDEM’s Operator Certification Fact Sheet, visit IDEM’s Drinking Water Operator Certification & Continuing Education Web page. Questions should be directed to the IDEM OWQ Drinking Water Branch, at (800) 451-6027, ext. 308-3321 or ext. 308-3308.