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Water and Wastes Digest Archive

Membrane Technology November 2011
As water scarcity becomes a farther-reaching issue, more public and private entities are turning to membranes as a water reclamation and reuse solution. In an interview with Water & Wastes Digest Managing Editor Caitlin Cunningham, Separation...
Pilot studies have been an important part of membrane water treatment since its inception more than 30 years ago. They are small-scale tests that are useful in determining the applicability of membrane treatment to an individual water source. Valuable...
Efficient use of energy plays a major role in determining the production costs of an industrial process. In a seawater reverse osmosis (SWRO) plant, 50% of the energy is consumed by high-pressure pumps; more is consumed where the plant is operated...
When the city of Malibu, Calif., decided to turn a former lumberyard site into a high-end shopping center, it needed to build a wastewater treatment plant (WWTP) to serve the 30,000-sq-ft retail center, as no city wastewater treatment facility was...
In recent years, the robust growth of residential and commercial development in the Outer Banks of North Carolina has put a strain on many area wastewater services. The Monteray Shores Wastewater Treatment Plant (WWTP) in Corolla, at the northern end of...
There are two major changes affecting the membrane bioreactor (MBR) industry: the rapid escalation of the size of MBRs being designed and the emergence of a variety of large corporations offering membrane products. Specific trends can be expected in...
“If we could ever competitively, at a cheap rate, get freshwater from salt water at a low cost, that would indeed be a great service to humanity and would dwarf any other scientific accomplishment.”— President John F. Kennedy, 1962In July, I traveled to...

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