Water

Water Efficiency Weekly

Unprecedented Charges in Flint

Unprecedented Charges in Flint

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While I feel a tremendous sense of responsibility to do my job well and report information accurately in my role as editor, when I mess up or fail to act, a comma is misplaced or a person’s name misspelled. It’s unfortunate, but nobody dies.

The charges recently brought against five Michigan  … Read More

Water Efficiency—Reader Favorites

Water Efficiency—Reader Favorites

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Listed below are the top Editor Blogs, Reader Favorite articles, and Water Efficiency magazine articles for you to enjoy. This list is curated based on reader views, search traffic, e-mail click-through, and most commented articles.  … Read More

Water Demand Management

Water Demand Management

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Mni wiconi is Lakota for “water is life.” The phrase articulates a fundamental truth. Our lives depend on water. Planning to meet and manage demand is essential.  … Read More

Contaminants and Cell Function

Contaminants and Cell Function

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As water becomes an increasingly scarce resource, more of it is being recycled and reused. Regulation and policies to protect human and environmental health are of ever-greater importance.  Dr. Edo McGowan has forty years of experience in the development of local, regional, and international programs relating to health aspects of  … Read More

How to Nix Non-Revenue Water With Acoustic Leak Detection

How to Nix Non-Revenue Water With Acoustic Leak Detection

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Providence Water, the public water utility based in the city of Providence, RI, is no small operation. The utility serves more than 17 cities and towns, providing more than 60% of the state’s drinking water. The utility relies on more than 950 miles of piping to deliver this water.  … Read More

How Will Trump’s Proposed Budget Influence the Water Industry?

How Will Trump’s Proposed Budget Influence the Water Industry?

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The Trump administration released a budget proposal recently that EPA Administrator Scott Pruitt explains “respects the American taxpayer.” The plan sets an intention to balance spending in the coming years and invest in infrastructure, but it also suggests significant cuts to most nondefense government agencies. If approved, we wonder what  … Read More

How Smart Meters and Acoustic Sensors Limit Non-revenue Water Loss

How Smart Meters and Acoustic Sensors Limit Non-revenue Water Loss

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The town of Olds in Alberta, Canada, faced a daunting task. The public works and utilities department, serving the town of approximately 8,000, set out in 2007 to decrease the municipality’s total water usage by 10% by January 2017, using the amount of water it consumed in 2006 as a  … Read More

Membranes for Municipal Water and Wastewater Treatment

Membranes for Municipal Water and Wastewater Treatment

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When it comes to water membrane technology, there are currently four different types of membranes, three of which are frequently used for municipal water and wastewater treatment.

Four Membrane Types
The first two classifications are microfiltration and ultrafiltration. The microfiltration and ultrafiltration processes use low-pressure membranes, either immersed in aeration tanks, using  … Read More

A Cosmic Well

A Cosmic Well

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Carl Sagan’s book Pale Blue Dot was inspired by a photograph (below) taken as the Voyager 1 spacecraft left for the edge of the solar system on February 14, 1990. The portrait of our world—taken from 4 billion miles away—reveals the vastness of the cosmos relative to Earth’s pixel-sized fleck of blue.  … Read More

Cybersecurity Strategies for Water Utilities

Cybersecurity Strategies for Water Utilities

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Until recently, water utilities regarded resiliency as a matter of defense against severe weather events. Now cybersecurity threats—including cyber terrorism—have taken a place on the list of water utilities’ top concerns.  … Read More

Pipe Rehabilitation and Trenchless Pipe Repairs for Urban Environments

Pipe Rehabilitation and Trenchless Pipe Repairs for Urban Environments

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The responsibility for repair and maintenance of pipelines is borne by the entity that installed it in the first place. Major pipelines such as interstate aqueducts may be the responsibility of the federal or state governments. Regional storm sewers, sanitary sewers, and water supply mains are managed by county and  … Read More

A Terminal Lake’s Fate

A Terminal Lake’s Fate

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The Salton Sea is a terminal lake with no outlet. It was created by accident between 1905 and 1907, when water from the Colorado River flooded the basin. Since then, it has been fed largely by water flowing from the Imperial Valley’s farms. And today this desert lake is the  … Read More



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