You are here

Evidence Reviews

We produce evidence reviews based on our assessments of needs and gaps in evidence-based environmental health practice and policy. We also work with researchers and environmental public health students for reviews. These documents are peer-reviewed and the content is the responsibility of the authors.

Review of Guidelines for Shock Chlorination in Private Wells (UBC Bridge Program)

Topics: Water, Drinking Water Location: General, Canada

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 microbial well testing, voluntary measures most often performed by the homeowner. However, infrequent testing and paucity of research assessing the effectiveness of shock chlorination guidance as...

PDF icon Shock_Chlorination_Wells_Nov_2013.pdf

View Full Article

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 offering advice or information). This study uses data collected by the Interior Health Authority in British Columbia to characterize water systems on advisory for microbiological threats and to identify the...

Characteristics of small residential and commercial water systems that influence their likelihood of...

View Full Article

Water-borne Disease Outbreaks in Canadian Small Drinking Water Systems

Topics: Drinking Water, Water Location: General, Canada

Information about Canadian drinking water systems and past water-borne disease outbreaks is incomplete and non-standardized. Standard definitions and coordinated surveillance systems for water-borne disease outbreaks would help inform policy and practice. A relatively high proportion of past water-borne disease outbreaks in Canada are estimated to have occurred in small drinking water systems...

PDF icon SDWS_Water-borne_EN.pdf

View Full Article