Water

Water Efficiency Weekly

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

Before the Break: Piping Repair and Rehab

Before the Break: Piping Repair and Rehab

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When is it a good time to rehabilitate or repair a water pipe? Certainly, when the news crews are filming the break, the time for a proactive approach has passed.

However, there are several factors to consider when deciding whether to do a repair, retrofit, or replacement, industry experts note. They include  … Read More

Cyanobacteria: A Climate Change Concern

Cyanobacteria: A Climate Change Concern

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Cyanobacteria form one of the largest, most important groups of bacteria on earth, responsible for the evolution of plants, for producing much of the world’s oil, and even the air we breathe. Today, however, these blue-green prokaryotes accumulate in waterways and water sources, causing a variety of grave issues.  … Read More

Water Tanks, Reservoirs, Maintenance, and Repair

Water Tanks, Reservoirs, Maintenance, and Repair

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Editor’s note: This article first appeared in the October 2015 edition of Water Efficiency.

Rob Pearlman, senior containment systems engineer with Plymouth, NH-based AmTech Tank Lining & Tank Repair, says that water tank problems rarely boast good timing. You can actually count on the opposite, he notes.

One moment a water tank will  … Read More

Transboundary Aquifers: Complexity Requires Cooperative Efforts

Transboundary Aquifers: Complexity Requires Cooperative Efforts

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As water scarcity becomes more acute worldwide, water resources shared by nations become increasingly precious. Rivers, because of their above-ground visibility, are often addressed with cooperative management. Transboundary aquifers, on the other hand, are consistently overlooked.

Aquifers are understudied and undermanaged—a blind spot for scientists, water officials, and political leaders. Aquifers  … Read More

Say “No” to Non-Revenue Water

Say “No” to Non-Revenue Water

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If water utilities were charities, they would be expected to give their water away for free, and if water wasn’t so difficult and expensive to process in the first place to make sure it is safe for human consumption, then it wouldn’t matter if millions of gallons “disappeared” from the  … Read More

Shaking it up and Shutting Wells Down

Shaking it up and Shutting Wells Down

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On Saturday at 7:02 am, a 5.6 magnitude earthquake shook an area northwest of Pawnee, Oklahoma, roughly 55 miles northwest of Tulsa. Within hours, Governor Mary Fallin declared a state of emergency and ordered the shutdown of 37 wastewater disposal wells in a 500 square miles area near the earthquake’s  … Read More

Efficient Wastewater Treatment: Old and New Working Together

Efficient Wastewater Treatment: Old and New Working Together

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When it comes to waste­water treatment and processing, there are three challenges for operating plants, says Paul Rice, director of marketing for the Municipal Products and Services Division of Evoqua Water Technologies. One is getting more processing and capacity out of existing equipment, much of which is aging and requires  … Read More

Efficient Effluent: Blending Wastewater for Ag Reuse

Efficient Effluent: Blending Wastewater for Ag Reuse

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It’s estimated that 70% of freshwater withdrawals worldwide are for agricultural use. Although some see recycled wastewater as a potential solution component to global water scarcity issues, the costs of treating wastewater—to remove contaminants, reduce crop-damaging salts, and to meet health standards for reuse—often present financial limitations.

A new economic model  … Read More

AMI/AMR Benefits Utilities and Customers

AMI/AMR Benefits Utilities and Customers

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The upgrade that American Water is now undertaking is no small matter. But the change that the company is rolling out now in a pilot program will allow its meter readers to more easily discover possible leaks, uncover meters that have been tampered with, and identify unusual flow activity for  … Read More

The Perils of PFAS Compounds

The Perils of PFAS Compounds

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Two studies have recently revealed that drinking water is a major source of human exposure to per- and polyfluoroalkyl compounds (PFAS). These manmade fluorosurfactant substances have been used in industrial applications and consumer products for decades. They can be found in fire-fighting foams, oil and water repellents, furniture, waterproof clothes, and  … Read More



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