disinfection by-product News
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GTI covers chosen to control algae at Californian water treatment plant
Geomembrane Technologies Inc. (GTI) is pleased to have been selected by a municipality in California for a cover installation project. GTI will supply six structurally supported covers for the project to aid with algae control efforts at the water treatment plant. The GTI retractable covers block sunlight, thus controlling algae while allowing reduced disinfectant chemical usage and reducing ...
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AWWA Journal features LuminUltra's Case Study on "Accelerated Microbiological Testing in Membrane Water Treatment Systems"
The Water that a St. John Parish in Southeast Louisiana treats and supplies originates from a groundwater well that produces water of high organic content and color. In the past, the organics were oxidized and broken down by chlorination, but utilities are moving away from this practice because of the production of disinfection by-products (DBPs) such as trihalomethanes and haloacidic acids. The ...
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USGS report `contaminants in groundwater used for public supply` released
The US Geological Survey (USGS) a unit of the Interior Department, has released a study of untreated water samples from 932 public wells across the nation. Findings showed that naturally occurring contaminants, such as radon and arsenic, accounted for about three-quarters of contaminant concentrations greater than human-health benchmarks. Man-made contaminants were also found including ...
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GTI to Exhibit at AWWA’s Water Quality Technology Conference
Geomembrane Technologies Inc. (GTI) is excited to be exhibiting at the Water Quality Technology Conference & Exposition, a highly-regarded water quality event hosted by the American Water Works Association (AWWA). The conference takes place November 15-19, 2015, in Salt Lake City, Utah, USA, and GTI will be exhibiting at booth 308. The Water Quality Technology Conference addresses pertinent ...
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Dalhousie & Cranfield Universities present PeCOD for NOM Monitoring at IWA NOM7 Conference
Click HERE to view the Dalhousie/Cranfield Presentation on PeCOD for NOM Monitoring in Lakes and Rivers At the IWA NOM7 conference hosted in Tokyo, Japan in early October, Dalhousie University (Canada) and Cranfield University (UK) presented on a collaberative project focused on Natural Organic Matter (NOM) monitoring in lakes undergoing recovery from acidification. For this study, PeCOD was ...
By MANTECH Inc.
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Man-made chemicals found in drinking water at low levels
Low levels of certain man-made chemicals remain in public water supplies after being treated in selected community water facilities. Water from nine selected rivers, used as a source for public water systems, was analyzed in a study by the U.S. Geological Survey (USGS). Most of the man-made chemicals assessed in this study are not required to be monitored, regulated or removed from water ...
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HORIBA Scientific webinar on Simultaneous Fluorescence and Absorbance for Rapid, Reagent-Free Monitoring of Drinking and Waste Water
This web seminar describes the advantages of the simultaneous fluorescence excitation-emission mapping and absorbance spectra (FEEM-Abs) method for analyzing mining water, waste water and drinking water. Highlighted features of the method include the capabilities for rapid (seconds to minutes) and essentially continuous monitoring of membrane-based mining water decontamination, biochemical oxygen ...
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Enabling THM Control At The Badger Filtration Plant Using The AMS THM-100 Analyzer
The R.E. Badger Filtration Plant is a 40 MGD Conventional Filtration plant that treats water for the Southern California cities of Rancho Santa Fe, Encinitas, Solana Beach and Fairbanks Ranch. Built in 1970 the treatment plant treats water from local sources as well as imported water from the San Diego County Water Authority aqueduct raw water lines. The local sources (San Dieguito Reservoir and ...
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2011 water quality technology conference call for papers now open
The American Water Works Association (AWWA) announced today that the Call for Papers for the 2011 Water Quality Technology Conference (WQTC) is now open. The conference will be held in Phoenix, Arizona, Nov. 13-17, 2011. As AWWA's second-largest conference, WQTC attracts approximately 1,500 attendees each year. This well-established and highly regarded conference provides a practical forum for a ...
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AWWA announces 2012 WQTC Call for Papers deadline
The American Water Works Association (AWWA) announced today that the Call for Papers for the 2012 Water Quality Technology Conference (WQTC) will close on Feb. 10, 2012. To be held in Toronto, Ontario, Nov. 4-8, 2012, WQTC is AWWA's second-largest conference, attracting approximately 1,200 attendees each year. This well established and highly regarded conference provides a practical forum for a ...
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2013 Water Quality Technology Conference call for papers is open
The American Water Works Association announced today that the Call for Papers for the 2013 Water Quality Technology Conference (WQTC) is now open. The conference will be held in Long Beach, Calif., Nov. 3-7, 2013. As AWWA's second-largest conference, WQTC attracts more than 1000 attendees each year. This established and highly regarded conference provides a practical forum for a wide range of ...
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ProMinent at Anuga FoodTec 2018: ProMinent DULCO®Lyse
Excessive concentrations of chlorate in beverages and foodstuffs are harmful to the health of humans! At Anuga FoodTec 2018 in Cologne, ProMinent shows how they can be avoided with its optimised diaphragm electrolysis process: on Stand B070/078 in Hall 10.2. The disinfectant is produced on site and ensures not just the lowest possible chlorate and chloride values, it is also a cost-effective ...
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TrojanUVSwift™ Selected for Beijing’s First UV Drinking Water Installation
In response to more stringent drinking water regulations and contaminant monitoring, several municipalities throughout China are beginning to installing UV as part of their multi-barrier treatment strategy. We are proud to announce that Beijing’s first UV drinking water installation – located at a plant in Pinggu District – will be operational in July 2013, and will be utilizing our ...
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First MIEX® Installation in California Approved by the City of Vallejo
Untitled Document On December 7, the Vallejo City Council approved the signing of a contract to install a 1 MGD MIEX® Treatment System at the Green Valley Water Treatment Plant. This approval follows a very successful trial carried out in spring/summer last year which showed that distribution disinfection by-product levels could be significantly ...
By Ixom
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Haloacetic acids, bromate, and dalapon in natural waters – new method is 50% faster than current USEPA method
Wu et. al. present a new method to analyze nine haloacetic acids (HAAs), bromate, and dalapon plus four potentially more toxic iodinated HAAs in natural waters by coupling ion chromatography with tandem mass spectrometry (IC-MS/MS). The new method is 50% faster than the current USEPA method 557 including more compounds and achieving sub-µg/L level detection limits for all 15 target ...
By Metrohm AG
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Webinar 12th January - Drinking water treatment using Air Strippers
About this webinar Learn how air strippers are being used to remove contaminants like chlorinated solvents, disinfection by products (DBPs/ THMs) and dissolved gases at drinking water treatment facilities (DWPs). The principles behind the air stripping process are introduced and several types of stripping methods are discussed. The unique advantages of sliding tray air strippers, in terms of ...
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Pennsylvania American Water Experts Address Key Topics at Annual Statewide Water Industry Conference
Water industry professionals from Pennsylvania American Water will lead sessions on a number of critical industry topics at the 65th Annual Conference of the Pennsylvania Section of the American Water Works Association. The annual conference, set for April 23-25 in Hershey, brings together both investor-owned and municipal water system officials, managers, operators, regulators and suppliers from ...
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Ozone vs. Chlorine for water disinfection
Ozone and chlorine have very similar disinfectant properties. However, their uses today differ due to the environmental consciousness of our society. For several reasons, Ozone systems are still uncommon in much of the world. On the other hand, chlorine continues to be used disinfectant in every region of the world. As ozone is more reliable, easier to use, and safer to operate, it has gained ...
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Alfa Chemistry Integrates Its Product Portfolio of Environmental Goods Standards
Environmental pollution is a huge problem for all humankind. To facilitate research work regarding to this field, Alfa Chemistry announces that it has integrated its product portfolio of environmental goods standards earlier this month. As for now, the company offers three types of environmental goods standards, namely, chlorinated phenol and resin acids standards, drinking water disinfection ...
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6th edition of AWWA’s Water Quality & Treatment handbook now available
The American Water Works Association (AWWA) announced today the publication of the sixth edition of Water Quality & Treatment: A Handbook on Drinking Water. Authoritative, comprehensive, and co-written by expert specialists, the sixth edition is the most complete one-volume reference ever produced on potable water quality and treatment. Water Quality & Treatment: A Handbook on Drinking ...
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