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Disinfection

Disinfection methods, including ozone, ultraviolet (UV) and chlorine, are often the final and most important stage of the water treatment process. Numerous other alternative disinfection processes, such as chlorine dioxide, potassium permanganate and chloramines, are included as well.

ARTICLES

Professor POU/POE — July 2014

This month’s topic: Singapore International Water Week
July 1, 2014

CH2M HILL research project wins innovation award

June 6, 2014

DENVER — Award was presented at the Singapore International Water Week.


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Ozone upgrade reduces risk of costly sanctions

May 29, 2014

BAINBRIDGE ISLE, Wash. — There are many reasons water bottlers should upgrade old equipment, but most important is meeting customers' expectations for product quality and safety.


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NSF recognizes Employee and Team of the Year

May 15, 2014

ANN ARBOR, Mich. — Each year NSF recognizes those who have demonstrated excellence, leadership and commitment.


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2014 Rocky Mountain Water Reuse Workshop call for abstracts

April 21, 2014

DENVER — Abstracts are due April 28 for the workshop, to be held August 14 in Golden, Colo.


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Gates Foundation funds U. Delaware wastewater treatment fabric

April 17, 2014

NEWARK, Del. — A team at the University of Delaware has created a breathable fabric for open pit latrines.


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2014 IWA World Water Congress and Exhibition set for Sept. 21-26

March 12, 2014

LONDON — The event will  bring together up to 5,000 participants representing every aspect of the water cycle in Lisbon, Portugal.


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NGWA releases four online lessons for well owners

February 13, 2014

WESTERVILLE, Ohio — The lessons explain arsenic, bacteria, nitrate and radon pollution and what actions to take.


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WRF releases biological filtration monitoring and control research

January 9, 2014

DENVER — The research will help drinking water utilities understand and utilize BF as an affordable treatment process.


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Scientists find antibiotic-resistant bacteria in Chinese treatment plants

December 16, 2013

HOUSTON, Texas — The bacteria, which carry the gene NDM-1, are escaping purification and breeding in the plants.


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