Table of Contents
WaterWorld
05/01/2007
Volume 7, Issue 3
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Features
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The Simple Backpressure Valve: Workhorse of Water Treatment
From makeup to process to waste treatment, a well designed backpressure valve with an adjustable set point can be one of the most important tools in a system designer’s arsenal.
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Hidden Benefits of Stormwater Inspections
Stormwater compliance inspections by regulatory agency staff are anticipated as much as a trip to the dentist for a root canal.
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ZLD Today, Part 2: What to Do with the Water
• Part 1 of this series discussed power generation design and source water character.
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Where Rubber Meets Water: Picking the Best Rubber Parts for Your Application
Depending on what part of the water and hydronics industry you’re in - production of drinking water systems, industrial makeup, process or cooling water, or wastewater - there are different variables to consider when selecting rubber components for your equipment.
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Advanced Oxidation Processes: Removal of Endocrine Disrupting Compounds
Endocrine disrupting compounds (EDCs) are emerging environmental issues that have generated concern with both scientific communities and the general public for a few years now.
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‘Green’ Enzymes: Extremophiles Naturally Eliminate Hydrogen Peroxide from Industrial Wastewater
Hydrogen peroxide (H2O2) has become the “green solution” for bleaching, cleaning and disinfecting in a wide range of industries, including textile, pulp, paper, food preparation and food packaging.
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Membrane Cleaning: Design and Operation of RO System Clean-In-Place Skid
This series of five articles discusses cleaning of reverse osmosis (RO) systems.
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The Simple Backpressure Valve: Workhorse of Water Treatment
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Columns
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Viewpoint
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Wastewater, Stormwater and a Legislative Update
My 5-year-old son had an interesting question recently as we passed the Sweetwater Wastewater Treatment Plant off of Interstate 10 in Tucson, AZ, on the way home.
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Wastewater, Stormwater and a Legislative Update
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Case Study
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Purifying River Water for Cardboard Manufacture with DynaSand
Iggesund Paperboard uses some 22 megaliters of raw water per day in the manufacture of 260,000 British tons of folding boxboard at its Workington plant in the United Kingdom.
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Purifying River Water for Cardboard Manufacture with DynaSand
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Regulatory Report
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EPA Streamlining Pretreatment Program Rules
Finalized on Oct. 14, 2005, the U.S. Environmental Protection Agency has made changes to the Federal Pretreatment Program...
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EPA Streamlining Pretreatment Program Rules
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Investor Index
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Climate Change and Opportunities in the Water Industry
Increasingly, water shortages present significant economic, geopolitical and investment implications.
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GE Strikes Again: Last Remaining Membrane Pure-Play Swallowed
Powerhouse General Electric, which has targeted the water industry as a key growth platform, recently dove deeper into the market...
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Climate Change and Opportunities in the Water Industry
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Executive Corner
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The Chicken or the Egg with Thermo Fisher’s Gillyon
Laboratories for industrial facilities, or specializing in water and wastewater analysis for industrial clients, face greater pressure than ever...
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The Chicken or the Egg with Thermo Fisher’s Gillyon
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Product & Services Features
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VALVES
Parker Fluid Control Division now offers a line of high-flow Namur valves for direct mounting to pneumatic actuators.
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VALVES
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Departments
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New Products
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NEW PRODUCTS
With the creation of its Stormwater Group, Chas. H. Sells Inc. (SELLS), based in Briarcliff Manor, NY, is now well positioned to offer quality services in what has become a dynamic....
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NEW PRODUCTS
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New Literature
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NEW LITERATURE
Siemens Water Technologies has the largest portfolio of technologies and solutions for drinking water systems.
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NEW LITERATURE
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Showcase
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Product Showcase
Hach Company announces the new PHOSPHAXTM sc Phosphate Analyzer with detection limits as low as 0.05 mg/L and as high as 50-mg/L phosphate...
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Product Showcase
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Water Briefs
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WATER BRIEFS
On April 24, a U.S. Court of Appeals rejected Calgon Carbon's appeal in Wedeco v. Calgon Carbon.
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WATER BRIEFS
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TODAY'S HEADLINES
CA water district's treated wastewater solids offer sustainable fertilizer alternativeThe Vallecitos Water District advocates organic biosolid pellets as a less harmful and environmentally friendly alternative to chemical fertilizers. |
NM, CA water reuse projects to receive $15.6M through Interior's WaterSMART programFive Title XVI water reuse projects in California and New Mexico will receive $15.6 million through the Dept. of the Interior's WaterSMART program. |
WERF accepting pre-proposals for 2013 Unsolicited Water Research ProgramThe Water Environment Research Foundation is now accepting pre-proposals under its 2013 Unsolicited Water Research Program. |
Hong Kong justifies $12/m3 expected desalination cost in Tseung Kwan OThe Hong Kong government has said that its planned 90 million m3/year desalination plant will cost more per unit of water than other plants in the region due to inflation and distribution and customer service costs... |
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