Ensure your projects comply with Ontario Regulation 170/03 by addressing lead levels and conducting regular water quality testing. THEM has created a comprehensive guide to help you understand this regulation and maintain high water quality standards to protect public health. 

This guide will help you understand the responsibilities under this regulation, particularly regarding standing water and lead levels in older plumbing systems. Ensuring compliance is crucial for maintaining safe water quality and protecting public health. 

Ontario Regulation 170/03 is part of the Safe Drinking Water Act, 2002, setting operation and management standards and requirements for owners or operators of a large drinking water system. This regulation aims to ensure safe and reliable drinking water, addressing issues such as microbial contamination, chemical pollutants, and specifically, lead contamination from older pipes. 

Read the guide on tharris.ca

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