Hard to Lather, Easy to Fix

March 9, 2015 by dstadtler

By Greg Reyneke, CWS-VI Hard water is called hard for a number of reasons. Some say it’s because it is full of hard, rock-like inorganic…

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An Innovative Softener Brine Recovery Technology: A Case Study

March 9, 2015 by dstadtler

The world is inexorably moving in the direction of water conservation and reuse. Media coverage of extreme water shortages, disease and chemical contamination events has…

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Improving Media Adsorption Efficiency for Arsenic and Fluoride

March 9, 2015 by dstadtler

By C.F. ‘Chubb’ Michaud, CWS-VI There are two contaminants commonly found in water that have been in the spotlight for the past decade. These are…

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Water Matters: Efficiency of Water Softeners under NSF/ANSI 44

February 10, 2015 by dstadtler

By Rick Andrew In this day and age of potential bans on water softeners due to concerns about salinity, efficiency is a very hot topic.…

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Self-regenerating Water Softener Rebates and Bans Update

February 10, 2015 by dstadtler

By H. Martin Jessen and Michael T. Mecca Several communities are still actively taking action to regulate self-regenerating water softeners (SRWS) to reduce salinity levels…

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Softener Efficiency– It’s Not Just about the Salt!

February 10, 2015 by dstadtler

By C.F. ‘Chubb’ Michaud, CWS-VI Softener efficiency Water softener efficiency is a term generally used to rate a water softener by the relationship to its…

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Principles of Filtration: How do Filters Filter Anyway?

February 10, 2015 by dstadtler

By Larry Henke *Editor's Note In memoriam, WC&P International presents one of Larry Henke's detailed and informative articles on filtration. A founding member of the…

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New Draft Standard: NSF 419 Public Drinking Water Equipment Performance–Filtration

January 10, 2015 by dstadtler

By Rick Andrew With the new year comes a new draft standard from NSF in the area of water treatment. As of the writing of…

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NGWA 2014: A Big Show and Bright Prospects

January 10, 2015 by dstadtler

By Denise M. Roberts It was good weather and great company in Las Vegas, NV for the 2014 National Ground Water Association’s (NGWA) annual convention…

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Three Case Studies of Elevated Uranium Concentrations in Groundwater

January 10, 2015 by dstadtler

By Stephen Wiman, PhD Introduction The very mention of dissolved uranium in drinking water supplies brings to mind its most infamous use: enrichment for producing…

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