Multiple Sources of the Outbreak of Legionnaires’ Disease in Genesee County, Michigan, in 2014 and 2015-during Flint lead crisis

A community-wide outbreak of Legionnaires’ disease (LD) occurred in Genesee County, Michigan, in 2014 and 2015. Previous reports about the outbreak are conflicting and have associated the outbreak with a change of water source in the city of Flint and, alternatively, to a Flint hospital. OBJECTIVE: The objective of this investigation was to independently identify relevant sources of Legionella pneumophila that likely resulted in the outbreak.

By |2020-01-16T13:14:57-05:00January 16th, 2020|Drinking Water, Pathogens, Regulations, Water Treatment|0 Comments

Management of Legionella in Water Systems (2019)

The National Academies of Science, Engineering, and Medicine were asked by the U.S. Centers for Disease Control and Prevention (CDC), the U.S. Department of Veterans Affairs (DVA), the U.S. Environmental Protection Agency (EPA), and the Alfred P. Sloan Foundation to address the state of the science with regard to Legionella including its ecology, disease diagnosis, amplification within water systems, quantification, prevention and control, policy and guidance, and all associated research needs.

Cyanobacteria and their toxins in Canadian waters: guidelines from Health Canada Webinar

Health Canada is hosting a webinar entitled “Cyanobacteria and their toxins in Canadian waters: guidelines from Health Canada” on Jan 13 presenting the updated Guideline for Canadian Drinking Water Quality on Cyanobacterial Toxins.

By |2019-12-19T13:38:03-05:00December 19th, 2019|Drinking Water, Pathogens, Regulations, Water Treatment|0 Comments

For Public Review and Comment: Canadian Groundwater Quality Guidelines–101 contaminants

The Canadian Council of Ministers of the Environment (CCME) is looking for input into the draft Canadian Groundwater Quality Guidelines for the Protection of Environmental and Human Health for 101 contaminants of concern. It is available for public review and comment until January 10, 2020.

Statement from the State of Michigan Attorney General Dana Nessel

I’ve seen some news reports that prosecutors have dismissed all charges in the Flint water crisis investigation (recall that there were two issues, lead which was the focus, but also Legionnaires disease which was not considered in the original investigation)...

Persistence of fecal contamination and pathogenic Escherichia coli O157:H7 in snow and snowmelt

Hi all…with spring just around the corner, for some of us anyway, an interesting paper entitled “Persistence of fecal contamination and pathogenic Escherichia coli O157:H7 in snow and snowmelt” has recently been published. There has been a substantial amount of research conducted in the area of watershed protection as a key element in the production of safe drinking [...]

By |2019-08-15T10:53:29-04:00March 17th, 2019|Papers & Articles, Pathogens|0 Comments

National Trends of Bladder Cancer and Trihalomethanes in Drinking Water: A Review and Multicountry Ecological Study

There have been a number of studies which have been unable to link the risk of certain cancers with trihalomethanes (THMs) in drinking water over the past couple of decades. In a just published review, the authors examined trends in the incidence of bladder cancer in 8 countries in the 45 years since THMs were detected in chlorinated drinking water...

By |2019-06-19T14:45:57-04:00March 8th, 2019|Pathogens|0 Comments