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Water & wastewater CHANGE CATEGORY

Water & wastewater features, January 2009

Managing infrastructure: Deep tunnel breakthrough for sewer project

Nearly a mile long and 40 metres below ground, a key section of Belfast’s deepest tunnel was completed earlier this year, boosting Northern Ireland Water’s

Filtration technology: Using filters to meet suspended solids consents

The challenges of changing regulations and standards can mean difficult situations for water companies. As new discharge limits and controls come into forc


In the quest for efficient and economical water use and land footprint in water production, membrane bioreactors (MBR) have been leading the way. In this a


The subject of butterfly valve technology and its suitability for desalination plants raises a number of issues in respect of providing adequate protection


There is no doubt that efficient filtration is essential when dealing with industrial wastewater issues. In this article, Cat Pumps explain why the success


Membrane Bioreactors (MBR) with submerged membrane modules are being adopted in many areas of the globe as the next generation of biological water treatmen


The town of Gillingham, England has responded to growing population and increased treatment standards by installing four of Nordic Water’s Dynasand moving


The need to remove pathogens from potable water supplies is long recognised. In this article the characteristics of pathogen groups are outlined alongside


The membrane bioreactor has become an important processing tool in the treatment of waste liquids. Ken Sutherland looks at its technology and applications.


Ken Sutherland considers the various ways — such as reverse osmosis and nanofiltration — to filter fresh and waste waters, discusses the purposes for that


There are different designs for underdrains – important when removing suspended solids from potable water. David Shepherd of Severn Trent Services Ltd take


A relatively recent development in membrane processes, Ken Sutherland looks at the rapidly expanding field of nanofiltration, its characteristics and its a


The Harnaschpolder wastewater treatment plant, based in the Netherlands and run by Veolia, is a great example of a modern filtration system with a look to


There is increasing inter-dependency between new filtration technologies and renewable energy. In this article, Dr Mike Coffey looks at the growing use of


The growing number of biogas plants makes it increasingly difficult to return the fermentation residue substrates to green spaces or arable land. We take a


A Mexican power plant was in need of a system that could effectively and efficiently treat its secondary wastewater stream. The plant turned to a manufactu


Renovated in 2005, a sewage plant in Sweden invested to make operations more efficient and reliable. A specialist offering solutions in machines and electr


Despite extreme drought conditions and a rapidly growing population, the Western Australia city of Perth is getting water to its residents due to a groundb


Ultra-violet disinfection and a rehaul of filters was key to solving the problems of a water treatment facility in Poughkeepsie, USA, that needed to upgr


The elimination of total organic solids (TOC) from feedwater is vital to ensure the long term performance of a high-pressure boiler. At a power plant in Th


Seawater pre-treatment is an integral part of every seawater reverse osmosis (SWRO) desalination plant, used to remove particulates, debris, micro-organism

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Most viewed in water & wastewater …

The webinar will look at common filter underdrain options to meet water quality regulations.


Through the joint test project, SNWA will evaluate the capabilities of Xylem's Water Network Optimization solution.


The design and engineering of MBBR and IFAS wastewater treatment plants is full of obstacles and mistakes made can be hard to remedy.


Cembrane recently joined the Ovivo group.


NX Filtration's direct nanofiltration membranes seek to offer strong advantages to meet the challenges of water scarcity.

What’s coming up in water & wastewater …
May ’22

Trade fair for water, sewage, waste and raw materials management.

Sep ’22

Global event for water professionals covering the entire water cycle.

Apr ’22

International water event on urban water management.

Oct ’22

Platform for scientists, engineers and professionals throughout the world working in the filtration & separation industry.

Aug ’22

Meeting of industry specialists from water utilities, water boards, government and solution providers from across Africa and the globe.