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We have resources on dozens of important environmental health topics presented in various forms including Evidence Reviews, Evidence Briefs and Research Scans, Subject Guides, Blogs, Webinar Recordings, and Videos and Tools. Please see this page for more information concerning these document types. Browse the topics and discover what is available.
Wildfires and drinking water safety: Understanding the risks and building resilience
September 12, 2024
The 2023 wildfire season was the worst on record in Canada, and while the 2024 season was not as severe, communities from Labrador City, to First Nations communities in…
Water storage and emerging challenges in a changing climate
March 8, 2024
Key Messages Water storage allows public water systems to function by helping to maintain pressure in distribution pipes, balancing demand, and ensuring continuous…
Small drinking water systems and private wells
December 10, 2021
The definition and regulatory oversight of small drinking water systems (SDWS) across Canada varies by provincial and federal jurisdictions. A small system may be…
Drinking water guidelines and governance
March 25, 2020
The provision of safe drinking water across Canada is a responsibility shared across many agencies. At the federal level, Health Canada sets Drinking Water Guidelines for contaminants in drinking…
Cyanobacteria - Tapping into the risks to drinking water
May 21, 2019
What do dog deaths in Fredericton, a State of Emergency in Salem, Oregon, and vacuuming lakes in Florida all have in common? All of these events over the past year have been triggered by microscopic…
Review of Guidelines for Shock Chlorination in Private Wells
November 14, 2013
Microbial contamination of groundwater from private wells can pose a significant health risk to rural Canadians. To mitigate risk, Health Canada currently recommends shock chlorination along with…
Understanding microbial indicators for drinking water assessment - revised
August 15, 2013
Boil water advisories are issued when water testing detects higher than accepted amounts of microbial indicators or when there are deficiencies with water treatment. The fear of not issuing…
[ARCHIVED] Water-borne Disease Outbreaks in Canadian Small Drinking Water Systems
November 15, 2011
[This content has been archived. We archive content that is dated 10 years or older or content with rapidly evolving evidence or guidance that is now out of date (e.g., COVID-19). If you have…
[ARCHIVED] Retrospective Surveillance for Drinking Water-Related Illnesses in Canada
August 20, 2009
[This content has been archived. We archive content that is dated 10 years or older or content with rapidly evolving evidence or guidance that is now out of date (e.g., COVID-19). If you have…
[ARCHIVED] Safe Drinking Water (2009)
May 3, 2009
[This content has been archived. We archive content that is dated 10 years or older or content with rapidly evolving evidence or guidance that is now out of date (e.g., COVID-19). If you have…