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Covers all 4 examination categories 2018 Revised Edition
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is organized into 15 chapters addressing core test content on certification exams
and maintaining water quality in the distribution system
take an online practice quiz (complete with a timer)
Operator-in-Training (OIT) Examination Study Guide (OMWA/MECP) WT Covers all 4 examination categoriesCovers all 4 examination categories 2018 Revised Edition This study guide provides background information to help you prepare to become a certifies operator by laying a solid foundation of important concepts that will aid you in the Operator in Training (OIT) examination for: Water Treatment (WT), Water Distribution Water Distribution and Supply (WD WDS), Wastewater Treatment (WWT) and Wastewater Collection (WWC). This guide is meant to familiarize