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Water and Wastes Digest Archive


March 2011 Membrane Technology
Wastewater facility installs MBR technology to produce Class 1A effluentThe Rio Del Oro Wastewater Treatment Plant, located in Los Lunas, N.M., is owned and operated by private utility New Mexico Water Services Co. In 2005, New Mexico Water began the...
How did reverse osmosis (RO) technology get started? In order to understand its history, let’s begin with a close look into osmosis. One of the most interesting and fascinating natural phenomena, osmosis is the basis for RO, today’s fastest-growing...
Reverse osmosis (RO) has come a long way since its first successful salt rejection application in 1959. Critics of RO desalination have pegged the process as too costly or too energy intensive, but upfront prices continue to drop, technology is advancing...
Membrane suppliers find new ways to develop their productIn the last year, Sunil Kommineni and Jack Bryck of Malcolm Pirnie, the water division of Arcadis, met with membrane supply companies to learn about new technologies and to find out where the...
On Dec. 15, 2010, in a ceremony at its new water treatment plant, the town of Jupiter, Fla., unveiled a new and unique split-feed nanofiltration (NF) plant. Planning for this project started in 2004 and included extended pilot testing of the split-feed...
Membrane technology supports operations at zero-discharge facilityThe PPL Montana (PPLM) Colstrip Steam Electric Station is a 2,276-MW coal-fired power plant located in Colstrip, Mont. It consumes 10 million tons of coal per year, which is harvested at...
Groundwater replenishment system weighs its expansion options California’s Orange County Water District (OCWD) operates the Groundwater Replenishment System (GWRS), an advanced wastewater treatment facility located in Fountain Valley, Calif. As an...

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