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Operator in Training – Water Distribution Exam Questions with 100% Correct Answers | O.Reg. 128/04 & O.Reg. 170/03 | Latest Update 
 

This document contains a complete set of Operator in Training (OIT) exam questions and verified correct answers for water distribution. It covers key topics including secondary disinfection, Ontario regulations O.Reg. 128/04 and O.Reg. 170/03, adverse water test reporting, pH and water chemistry, corrosion and tuberculation, source water types, breakpoint chlorination, filtration, backflow and cross-connection, well construction, leak detection, fire hydrants, water pressure requirements, and pu...