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Health Topics
Environmental and Occupational Health
Water Quality

Water Quality

The water we drink, wash with or swim in can cause illness. This includes swimming pools, beaches, spas and showers. We offer expertise on monitoring and protecting water from hazards such as microbial or chemical contaminants.

Featured

Interactive Map

The Raw Water Chemicals Map provides information from untreated water sampling programs to support risk assessments of small drinking water systems. It includes specific information on chemicals relevant to public health.

Webpage
Updated 16 June 2021

Form or Tool

Provides an easy way to calculate the amount of chlorine product that is needed to disinfect a well.

Webpage
Updated 19 June 2019

Calculator

Calculates how much bleach product to dilute with water to get your desired concentration (ppm) of chlorine solution.

Webpage
Updated 26 Nov 2020

 

Event

PHO Rounds: Legionella Outbreak Investigations: A Practical Approach, Part III

This three-part series provides a practical overview of public health investigations of legionellosis, including assessment of the epidemiology, potential environmental sources, appropriate clinical and environmental testing, and environmental control and remediation.

See the Event Details

Related Information

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Contact the Department

Environmental and Occupational Health

eoh@oahpp.ca

Updated 22 Oct 2019
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