Water


Promoting health through safe drinking and recreational water, including small drinking water systems.

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Cemetery Setback Distances to Prevent Surface Water Contamination

Primary inquiry: In Canada, as in many other countries, cemeteries are required to be setback a certain distance from waterbodies to protect drinking water sources from contaminated liquids that can…
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Characteristics of small residential and commercial water systems that influence their likelihood of being on drinking water advisories in rural British Columbia, Canada

Health officials often lack information about characteristics that predict which water systems are most likely to be placed on and to persist on drinking water advisories (e.g. health warnings…
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Chlorination Disinfection By-Products in Drinking Water

The challenge of judging and managing public health risks “caused by” chlorination disinfection by-products (DBPs) in drinking water is likely the most complex issue faced by the drinking water…
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Climate Atlas of Canada: A resource for environmental public health

Overview of the Climate Atlas of Canada Climate determines almost everything about how we live. With our climate changing, many systems that we rely on (ecological, economic, social) will be…
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Community Water Fluoridation in Canada – Trends, Benefits, and Risks (University of Guelph Master of Public Health Program)

Cooling Tower Registries and Building Water Management Plans: Strategies to combat Legionnaires’ Disease

There’s something in the aerosols Devices that aerosolize water can increase the risk of exposure to Legionella bacteria through inhalation, leading to serious illness such as Legionnaires’ disease…
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Cyanobacteria - Tapping into the risks to drinking water

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…
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Cyanobacteria and Drinking Water: Occurrence, Risks, Management and Knowledge Gaps for Public Health

With warming temperatures due to climate change and increased nutrient loads to freshwater systems, the occurrence of harmful algal blooms, largely associated with toxin-producing cyanobacteria, is…
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Cyanobacteria in Freshwater

What are cyanobacteria? Are cyanoblooms preventable? Who is at risk and how does exposure occur? Is there testing for cyanotoxins?This NCCEH document provides a brief outline of these key questions…
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Float Tanks: Considerations for Environmental Public Health

Floatation refers to a meditative activity in which users float in a high-density Epsom salt solution in a dark, quiet environment. Because float tanks are distinct from swimming pools and other…
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Float Tanks: Review of Current Guidance and Considerations for Public Health Inspectors

The growing popularity of “floatation” and the ways in which this practice differs from the use of pools and spas have raised interesting questions in environmental public health. Public health…
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Guest Blog: Training and Support for Managing Drinking Water Systems in First Nations Communities in Ontario

As of September 2019, there were 56 long-term drinking water advisories (LTDWA) for public systems on First Nations reserves across Canada. These are either Boil Water advisories or Do Not Consume…
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Identifying and Addressing the Public Health Risks of Splash Parks

Splash parks, also known as splash pads, spray parks, or wet decks, have gained in popularity over the last decade. These interactive parks are artificially created depressions or basins into which…
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Indigenous Food Safety and Security: Community Adaptations in the Wake of Climate Pressures

As ecosystems try to adapt to climate volatility, so are Indigenous communities striving to become more food self-sufficient — both in reaction to and in anticipation of further climate pressures.…
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Irrigating Food Crops with Water Containing Cyanobacteria Blooms

Primary inquiry: Small horticulture growers have been watering their crops with surface water containing a cyanobacterial bloom, before selling their crops at local markets.Can irrigation of food…
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March 2018 Environmental Health Research Scan

Full Scan The attached PDF version of the Research Scan has over 100 references and is broken into over 30 categories.Editor’s PicksAfter searching through the dozens of articles referenced in the…
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Nanotechnology: A Review of Exposure, Health Risks and Recent Regulatory Developments

Nanotechnology is the creation of materials, devices, and systems by controlling matter at the nanometer scale (1-100 billionths of a meter). Potential exposures to engineered nanoparticles (ENPs)…
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