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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

lab technician testing samples

Read the 2022

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.

Read the 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.

Community Wells

If you live in Carlisle, Freelton, Greensville or Lynden, your water comes from the groundwater in an aquifer.

Corrosion Control

The Corrosion Control program can reduce the amount of lead in tap water and the potential health impacts to the community.

Drinking Water System

The City of Hamilton pumps water from Lake Ontario then filters, cleans and treats it before distributing across the City.

Drinking Water Quality

The City's drinking water consistently meets all standards for drinking water that are set and legally enforced by the Safe Drinking Water Act.

Drinking Water Quality Management System

The Drinking Water Quality Management System (DWQMS) is a set of policies and procedures the City uses to ensure the consistent delivery of clean.

Hydrant Maintenance & Flushing

Each year the City performs maintenance on approximately 5,000 hydrants, completing all 15,000 hydrants on a 3 year cycle.

Source Water Protection

Surface water management is the process of collecting, monitoring and treating surface water to help prevent flooding and pollution.

Water Fluoridation

Water fluoridation adjusts the natural fluoride concentration of a community’s water supply to help prevent tooth decay in the community.

Explore Home Water Services

Related Programs

water out of kitchen faucet

Lead in Your Drinking Water

Learn about the health effects lead in your water and the reasons why it may be an issue in your home.

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Water Service Line Replacement

Learn about the water service line leading to your home, and the loan program available if you require a replacement.

leaky faucet

Water Efficient Homes

The main sources of water waste in homes is from leaks and indoor and outdoor water overuse.

Date modified

March 03, 2023