17
Jan
2014
Drinking Water

When Drinking Water Became Safer


10
Jan
2014
Outbreaks
by Stephen Gradus, PhD

Milwaukee, 1993: The Largest Documented Waterborne Disease Outbreak in US History

An Interview with Dr. Stephen Gradus, Ph.D., MT(ASCP), D(ABMM), City of Milwaukee Health Department. Waterborne disease outbreaks are relatively rare events in our time, but just over two decades ago, Milwaukee experienced the largest documented drinking water outbreak in US history. Caused by the chlorine-resistant parasite Cryptosporidium parvum,the outbreak affected over 400,000 people—25 percent of... Read More »

03
Jan
2014
Drinking Water
by Stephen A. Hubbs, PE

Water Structures on the Horizon

Elevated water storage tanks and water towers are a familiar sight in communities around the world. Nearly every water supply system in North America has an elevated storage tank visible somewhere on the horizon. Water towers, once essential, are vestiges of the first water supply systems of major cities. Many water towers are preserved as... Read More »

02
Jan
2014
Drinking Water
by Water Quality & Health Council

The Science of Snowflakes

This holiday season we wish you joy and warmth as we share with you the entertaining and educational video, The Science of Snowflakes by It’s Okay To Be Smart. A Video Treasure Shared by the Water Quality & Health Council... Read More »

20
Dec
2013
Drinking Water
by Water Quality & Health Council

Home for the Holidays: Views of Earth from the International Space Station

As Perspectives readers gather with family and friends to celebrate the holidays, the Water Quality and Health Council highlights a stunning two-and-one-half minute video comprising images of our common home, planet Earth.  “All Alone in the Night – Time-lapse footage of the Earth as seen from the ISS” (International Space Station) was created by David... Read More »

13
Dec
2013
Drinking Water
by Philip A. Candela, PhD

A Resource Bounty: Vast Water Supplies Discovered Under Earth’s Continental Shelves

The technological advances leading to the extraction of shale gas and shale oil are revolutionizing the world’s energy markets.  Now, the discovery of vast quantities of low-salinity water under Earth’s continental shelves is further evidence that occurrences of future natural resources are unpredictable, their limits bounded only by human innovation and discovery. In a report... Read More »

28
Oct
2013
Treatment
by Fred Reiff, PE

Battling Biofilms in Aging Water Infrastructure

Microbes’ propensity to attach to both living and inanimate surfaces improves their likelihood of survival and proliferation.  They produce a sticky material that binds them together and anchors them to the surface forming dense, complex colonies of microorganisms known as biofilm.  Biofilms are very common in nature1, especially on water- and food-contact surfaces.  The interiors... Read More »

18
Oct
2013
Drinking Water
by Water Quality & Health Council

In Memoriam: Jerod M. Loeb, PhD

Water Quality & Health Council member Jerod M. Loeb, PhD passed away on October 9, 2013 after a courageous battle with cancer. For 20 years, Dr. Loeb contributed his considerable expertise in health care quality and performance, risk assessment, risk communication and scientific ethics to the Council. He continued to work assiduously after his diagnosis... Read More »

30
Aug
2013
Drinking Water
by Stephen A. Hubbs, PE

Clean Drinking Water for Santiago, Honduras

To mark World Water Week, September 1 -7, 2013, Water Quality & Health Council member Steve Hubbs reports on his collaborative work to help chlorinate the drinking water of the Honduran community of Santiago. Honduras is located in Central America and faces many of the challenges typical of developing countries.  A survey of 30 Honduran... Read More »

15
Mar
2013
Drinking Water
by Bruce K. Bernard, PhD

Where Have All the (Public Water) Fountains Gone?

This lovely stone water fountain, located in Union Station, Washington, D.C., is inoperable. The once ubiquitous public water fountain has become as scarce as the public phone in some communities. Cell phones have put public telephones on the cultural “endangered list.” Are bottled water and refillable water bottles doing the same to the water fountain?... Read More »