Water, Wastewater & Stormwater
Water Treatment & Distribution
Contact Us
For more information
Call 905-546-2489 or
Email [email protected]
For a water or wastewater emergency
Call 905-546-2489
Annual Report
2024 Drinking Water Quality Report
Standards for drinking water quality are set and legally enforced by the Safe Drinking Water Act. The City of Hamilton’s drinking water consistently meets all Ontario Drinking Water Quality Standards.
Standards for drinking water quality are set and legally enforced by the Safe Drinking Water Act. The City of Hamilton’s drinking water consistently meets all Ontario Drinking Water Quality Standards.
Learn about the
Water Works By-law
The City of Hamilton has undertaken a review and update of the Water Works By-law. These revisions were made to modernize the content to align with current practices, including industry best practices, and City policies. The Water Works By-law is used to regulate the management, distribution, and maintenance of the Water Works System. The updated By-law was approved by Council on December 13, 2023.
In addition to the By-law update, the Water Works By-law Resource Manual has been created as a supporting document to the By-law to provide additional information and guidance to help ensure that the requirements of the By-law are met.
Water Works By-law Resource Manual .
Highlights of the Water Works By-law Update
- Water Works By-law Resource Manual: has been created to support users to ensure that they meet the requirements of the By-law.
- Service Line Sizing: aligns with the current Building Code requirements.
- Service Connections: clarifies the number of water service lines that can service a property.
- Service Line – Connections and Physical Connections: helps protect the Water Distribution System by eliminating the possibility of contaminated water entering the Water Distribution System.
- Water Distribution System Obstructions: ensures unobstructed access to the Water Distribution System for regular maintenance and emergency work conducted by the City.
- Operating Water Distribution System Assets: all work related to the Water Distribution System must be carried out by authorized personnel.
- Private Infrastructure Repairs: City inspection of repairs to private infrastructure (Water Service Lines and Watermains) is mandatory for Multi-Residential & Non-Residential properties.
- Private Fire Service Lines: Property Owners are responsible for installing a single check valve at property line for all Private Fire Service Lines 4” (100mm) and greater.
- Water Meters - Primary & Submeters: Property Owners must install a Water Meter on every Service Line regardless of the property type.
- Physical Location of the Water Meter: outlines the required installation locations for Water Meters.
- Set Fines Schedule: allows the City to issue a ticket for contraventions to the By-law.
- Connection Where Land Not Directly Serviced: Property Owners may request connection to an alternative Watermain if there is access.
- City carrying out work: The City may complete the work and recover the costs from the Property Owner if a person does not fulfill their obligations.
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