31
Aug
2018
Treatment

World Water Week 2018: Water, Ecosystems, and Human Development


10
Aug
2018
Treatment
by Water Quality & Health Council

Harmful Algal Blooms: Cyanobacteria and Safe Drinking Water

This summer, you may have read about the growing problem of harmful algal blooms (HABs1) due to cyanobacteria in lakes, rivers, and other freshwater bodies across the United States and worldwide. In 2014, we wrote about the 500,000 residents in and around Toledo, Ohio, who were alerted that their tap water had been declared undrinkable.... Read More »

27
Jul
2018
Safe Drinking Water
by Bruce K. Bernard, PhD

You Too Can Embrace Water Conservation (And It Really Works)

I remember 1980, when water conservation wasn’t really a thing, household showers could blast away dirt and grime, and low-flow toilets were a novelty. Thanks to the US Geological Survey (USGS), we know that 1980 also marked the peak of US water use at 430 billions of gallons per day (Bgal/d).1 Much has changed since... Read More »

13
Jul
2018
Drinking Water
by Linda Golodner, and Stephen A. Hubbs, PE

Understanding Boil Water Advisories and Notices

Every day new boil water advisories or notices are issued in the United States for various reasons and affect thousands.1 Perhaps you have experienced one and wondered what it is, why it was given, and whether it could be ignored? (DON’T ignore it!) Fortunately, the vast majority of almost 300 million Americans served by more... Read More »

08
Jun
2018
Treatment
by Water Quality & Health Council

Managing Legionella Bacteria in Building Water Systems: Q&A with Dr. Joe Cotruvo

Last month, more than 450 researchers, regulators, healthcare providers, and others met in Baltimore, Maryland, to discuss opportunities and challenges to manage public health risks associated with Legionella bacteria in building water systems. According to the Centers for Disease Control and Prevention (CDC), the leading cause of U.S. drinking water-related outbreaks, and the only one... Read More »

18
May
2018
Drinking Water
by Stephen A. Hubbs, PE

Celebrating Drinking Water: Louisville pure tap®

After the air we breathe, safe drinking water is the most essential human need, and each day, over 50,000 community drinking water systems provide treated (finished) drinking water to over 300 million Americans. One of those systems is Louisville Water Company in Kentucky, which delivers over 115 million gallons of drinking water to nearly 1... Read More »

20
Apr
2018
Treatment
by Stephen A. Hubbs, PE

Drinking Water Treatment: Chloramine Disinfection and Chlorine Maintenance

Water Treatment Plant and TowerPhoto credit: North Texas Municipal Water District Just over two years ago, I wrote an article called Facts about Chloramine Drinking Water Treatment (see also text box below), a now century-old public health practice that continues to grow in use across the United States. About a year later, a follow up... Read More »

30
Mar
2018
Wastewater
by Linda Golodner

Blind Taste Test: Recycled Wastewater, Bottled Water, and Tap Water

Last year, the members of the WQ&HC had the pleasure of touring Orange County’s world-renowned Groundwater Replenishment System (GWRS) in southern California. It was a memorable trip, concluding, naturally, with a taste test of the finished water. The high-tech water treatment facility includes microfiltration, reverse osmosis (RO), and ultraviolet (UV) light with hydrogen peroxide. But... Read More »