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Drinking water consumption patterns in Canadian communities (2001-2007).
S M Roche1, A Q Jones, S E Majowicz
1Department of Population Medicine, University of Guelph, Guelph, Ontario, Canada. sroche@uoguelph.ca
Journal of Water and Health
|February 25, 2012
Summary
Canadian drinking water consumption averages 1.2 L/day. In-home water treatment and user demographics significantly influence tap water intake, impacting potential health risks.
Area of Science:
- Environmental Health
- Public Health Nutrition
- Epidemiology
Background:
- Understanding Canadian drinking water consumption is crucial for public health.
- Previous studies lacked broad geographic and current data on water intake patterns.
Purpose of the Study:
- To investigate Canadian drinking water consumption patterns.
- To identify factors associated with tap water volume consumed.
- To provide updated consumption estimates and identify at-risk populations.
Main Methods:
- Pooled analysis of seven cross-sectional studies (2001-2007).
- Data collected from Newfoundland and Labrador, Ontario, and British Columbia.
- Multivariable analyses to identify factors associated with water consumption volume.
Main Results:
- Mean tap water consumption was 1.2 L/day (range: 0.03-9.0 L/day).
- 25% of participants were classified as bottled water users.
- 48.6% used in-home water treatment methods.
- In-home treatment, age, gender, and bottled water use were significant factors.
Conclusions:
- Canadian drinking water consumption varies significantly.
- In-home treatment and demographic factors influence tap water intake.
- Findings aid risk assessors in identifying individuals susceptible to waterborne illnesses.
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