Consultation: Guidelines for Canadian drinking water quality: Operational parameters

From: Health Canada

Current status: Open

Opened on March 8, 2024, and will close to new input on May 31, 2024.

This guideline technical document outlines the evaluation of the available information on calcium, magnesium, hardness, chloride, sulphate, total dissolved solids (TDS) and hydrogen sulphide with the intent of updating the guideline value for these operational parameters in drinking water. The purpose of this consultation is to solicit comments on the proposed guidelines for operational parameters, on the approach used for their development, and on the potential impacts of implementing them.

We're looking for comments from regulatory authorities, decision makers and the public on the draft document.

Join in: How to participate

Send us an email
Send an email to with your ideas or comments to make yourself heard.

Participate by mail
Send a letter with your ideas and input to the address in contact information below.

Who is the focus of this consultation

We will engage with:

Key questions for discussion

Your ideas and inputs are sought around 2 topics:

We will use the information we gather from this consultation to revise the document as needed.

Contact us

Water and Air Quality Bureau
Health Canada
269 Laurier Ave West
Address Locator 4903B
Ottawa ON K1A 0K9


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