Electrochemical, Reverse Osmosis, Reverse Osmosis, Algae


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Singapore's PUB draws curtain on algae

Singapore's national water agency PUB has for the first time installed silt curtains at the waters off Tuaspring and Singspring desalination plants, to protect them from damaging fouling of their reverse osmosis membranes by mounting levels of algae in the water.

Ras Al Khaimah seawater desalination has algae shield

Northernmost of the United Arab Emirates (UAE), Ras Al Khaimah, has opened a 68 Ml/d seawater reverse osmosis (SWRO) project in Ghallilah on the emirate's west coast that is equipped to "overcome the red tide phenomena" - the seasonal proliferation of algae that blights the emirates' coastline.

Saudi boost for LiqTech ceramic membranes

The Saudi Arabian Ministery of Water & Electricity has announced that ceramic flat-sheet membranes are the technology of choice for groundwater applications, according to Danish company LiqTech International.

Electrochemical desalination MoU signed in Singapore

A memorandum of understanding (MoU) between Singapore's national water agency, PUB, and Evoqua Water Technologies to further develop electrochemical desalination technology was one of five MoUs signed during Singapore International Water Week, which ended on 5 June 2014.

Algae biomass membrane order for Denmark's LiqTech

Denmark's LiqTech International Inc has received a purchase order of around US$ 300,000 for a prototype filtration system to be used in an algae biomass project.

2014 Oman conference to look at HABs and desalination

An international conference on Harmful Algal Blooms (HABs) & Desalination is to be held in Muscat, Oman, in April 2014.

RO-based advanced treatment plant for West Virginia mines

A 5 MGD (19,000 m³/d) membrane-based wastewater treatment plant is to be built to serve a number of coal mines in West Virginia, USA, as a result of government action following pollution violations.

Suez Environnement lands US$ 200 million Middle Eastern deals duo

Suez Environnement has won a desalination contract in Abu Dhabi worth more than US$ 180 million and a separate water reuse deal in Oman taking the total value of the Middle East wins to more than US$ 200 million.

Singapore's PUB set to adopt power saving desalination by Evoqua

Technology developed in Singapore by US firm, Evoqua, uses half the amount of electricity required by conventional seawater reverse osmosis the firm has claimed.

Algae: a tide of trouble

The water services provider at the industrial port at Sohar in the Oman has learned the hard way, how to combat the seasonal algal wave that can grind vital reverse osmosis desalination and other water treatment to a halt. Despite unprecedented assaults the notorious Red Tide has been tamed. This article first appeared in the May 2015 issue of Desalination & Water Reuse magazine.

The algal bloom hit Barka desalination expansion plants 1 and 2 in the Gulf of Oman

Abunayyan resigns as chair of ACWA Power Barka

Mohammad Abdullah Abunayyan has resigned as chairman and board director of ACWA Power Barka in Oman, citing personal reasons.

The XTB Nanobubble Generator is a patented technology that can reduce energy consumption in water treatment

Nanobubble specialist Moleaer raises capital, seeks people

Moleaer, the California, US-based water technology firm that developed the XTB Nanobubble Generator has raised $6 million to support overseas expansion.

The Sidem distillers were delivered in two major shipments direct to the project site, each one weighing 2,600 tonnes. Six of the distillers were shipped from UAE, and the other four came from China

How we delivered Az Zour North phase one

"With hindsight we were very lucky to get everything through on time and that our construction partner Hyundai Heavy Industries was on time. Fortunately we escaped a lot of those little wrinkles that need sorting out during construction, and can drag on and on, and so we kept to time," says Andy Biffen, chief executive of project delivery vehicle Az Zour Shamal.

Italy's De Nora bags Severn Trent's electrochlorination arm

UK-based electrochlorination firm Severn Trent and Italy's Industrie De Nora have agreed the sale of Severn Trent's Water Purification business to De Nora.

Hitachi buys Cumberland

Japanese engineering giant Hitachi Zosen has acquired Dubai-based electrochemical company Cumberland, for an undisclosed sum.

Desalination demonstration to tackle California's agricultural drainage

Desalination technology is to be used in California's Central Valley to convert high salinity agricultural drainage water into fresh water for irrigation and CO2-negative products derived from the waste salts.

Ashwin Gulati (left) of Spiral Water receives the Innovation Award from BlueTech Research chief executive Paul O'Callaghan

Spiral scoops innovation award for its 'disruptive' automatic self-cleaning filter

Spiral Water has picked up an Innovation Award from BlueTech Research for its automatic self-cleaning water filter, a "disruptive" new filter technology according to Spiral chief executive Ashwin Gulati.

Xylem supplies wastewater denitrification systems in China

Water technology company, Xylem, has supplied denitrification systems to three wastewater treatment plants in eastern China as part of a national strategy to improve wastewater treatment by 90% over five years.

Siemens to sell its water treatment/desalination business

German giant Siemens is to sell its water treatment business known as Siemens Water Technologies, which is active predominantly in the North American market.

Direct membrane filtration simplifies reuse process

Recent trials have proven that direct membrane filtration of high solids (algae) and disinfection provides a simpler treatment process with substantial cost reduction. In Pillbara, Australia, two plants are being constructed to treat wastewater for recycling aiming for a 4-log removal of bacteria and viruses by filtering alone. Ultraviolet treatment provides the final requirement to reach the required 6-log removal rate. This article gives an overview of the application, and details on the technology and design used. It first appeared in the August/September 2013 issue of Desalination & Water Reuse magazine.

Modern Water claims first FO commercial desalination contract

UK-based Modern Water has won what is believed to be the first ever forward-osmosis (FO) commercial contract for desalination, following its award of a UK£ 500,000 (US$ 810,000) contract for a 200 m³/d plant by Oman's Public Authority for Electricity & Water (PAEW).

HTI deal takes forward osmosis to China

The world's only commercial manufacturer of forward-osmosis (FO) membranes, modules and systems, Hydration Technologies Innovations LLC (HTI), reached an international distribution, services and cooperation agreement for FO technology with Chinese company Tri-Tech Holding Inc.

Jersey contracts ACWA to upgrade desalination plant

Utility, Jersey Water, has contracted international water and wastewater treatment firm, ACWA Services, to carry a out a £6 million (US$ 9 million) upgrade of the Channel Island's La Rosière desalination plant in a bid to cut operating costs and meet rising demand.

Santa Barbara starts desalination rebuild

Work has started on the US$ 47 million replacement of a 30-year old, virtually unused desalination plant in Santa Barbara, California to make way for a new plant after the city gave the go ahead for a return to desalination as a means to address drought.

Chennai to get third desalination plant

India's Tamil Nadu state government has pushed ahead plans to build a third desalination plant at the city of Chennai with investment from German government funding agency, Kreditanstalt fur Wiederaufbau (KfW).

New LG Chem filter plant to drive market leadership bid

South Korean chemical firm, LG Chem, has claimed its recently completed construction of a reverse osmosis (RO) water filter production plant in Korea will springboard its drive for global market leadership.

Indian state gives green light to desalination duo

India's Tamil Nadu state government has given the go-ahead for two 60 Ml/d output seawater reverse osmosis desalination plants at Kuthiraimozhi in Ramanathapuram and Alanthalai in the port city of Tuticorin. They will supply more than 1,100 rural areas where provision of safe drinking water has been a long-standing challenge.

California city ponders desalination revival

California's city of Morro Bay is poised to apply to the state Coastal Commission to operate continually its currently idle reverse osmosis desalination plant. The city let its operating permit expire in 2000, and the plant - built in 1992 - has not operated since then except for occasional emergency use.

GE wins desalination plant deal for Caribbean island

GE is to supply its Procera water filtration equipment package for a seawater desalination plant expansion project in Hato on the Caribbean island of Bonaire, a Netherlands- governed municipality, 80 km north of Venezuela.

IDE among top twenty smartest companies

In its 50th year in business Israel-based desalination company, IDE Technologies, has been ranked by the prestigious Massachusetts Institute of Technology's (MIT's) Technology Review as among the top 20 smartest companies.

RWL-led Mexico seawater desalination project starts construction

A consortium of RWL Water Group and Mexico's, Libra Ingenieros Civiles and RJ Ingenieria has begun construction of 22,000 m3/d reverse osmosis (RO) seawater desalination plant in Mexico's Baja California.

Oasys furthers advance in China

US-based forward osmosis specialist, Oasys Water, has unveiled its latest advance in its bid to expand in China with its partner in the region, Beijing Woteer.

Osmoflo wins Australian port desalination deal

Desalination specialist, Osmoflo, has won a contract to build a desalination facility and supply water to Fortescue Metals Group at Port Hedland in Australia.

Ras Al Khair bags best desalination plant prize

The Ras Al Khair project in Saudi Arabia has won the "Desalination Plant of the Year" award at the 2015 Global Water Awards.



Mine wants state desalination plant despite OK for own project

Namibian mining company, Rössing Uranium, has restated its preference for procuring water from national water utility, Namwater, despite having completed a feasibility study of its planned desalination plant north of Swakopmund.

Dubai invites bids for turnkey solar-powered reverse osmosis desalination project

The Dubai Electricity and Water Authority (DEWA) has issued a tender inviting bids for the design, installation and testing and commissioning of a pilot photovoltaic-powered pumping and reverse osmosis water desalination system.

Oil and gas player commissions produced water treatment plant

Encana Oil and Gas has designed and commissioned a reverse osmosis (RO) desalination plant to treat produced water from its oil sand wells in the Moneta Divide, Wyoming. It has since sold the plant along with all its Moneta Divide assets to Aethon Energy.

Santa Barbara ponders US$ 2 million subsurface intake test

Californian city, Santa Barbara, may put up to US$ 2 million into a study of a desalination facility seawater intake structure after environmental groups said the existing plant's open water intake pipe could be harmful to marine life.

Town looks to pipeline and desalination

The Western Australian Water Corporation plans to build desalination units before next summer to secure the water supply at Denmark after the southern Western Australian town's second driest year ever.

Reverse osmosis plant put on hold after rainfall.

After rainfall boosted Lake Palo Pinto in Texas, US to almost 30% capacity, officials at the city of Mineral Wells have elected to delay completion of a reverse osmosis facility for at least 12 months.

Doosan lands wastewater package at Iraqi oil refinery

Doosan Hydro Technology has won an order for a zero liquid discharge (ZLD) wastewater treatment package at the US$ 6 billion, 140,000 barrels-a-day Karbala oil refinery under construction at South Karbala, 100km from the Iraqi capital, Baghdad.

Mott Macdonald to advise lender in Moroccan dealination project

Banque Marocaine du Commerce Extérieur has appointed consultant, Mott Macdonald, as technical advisor in support of the bank's role as financer for a MAD 937 million (US$ 94.6 million) desalination project in Morocco.

Hyflux-led venture wins deal for giant Oman desalination plant

A consortium led by Singapore-based desalination company, Hyflux, has won a contract to build a OMR 100 million (US$ 260 million) seawater reverse osmosis desalination plant in Oman. The 200 Ml/d independent water project located in Qurayyat, in the Muscat governorate, will be the largest in the sultanate and supply some 17% of its peak demand.

Desalitech teams with TEC to target municipalities

Reverse osmosis (RO) specialist, Desalitech, has tied up with Treatment Equipment Company (TEC) to provide sales support for municipal water treatment projects.

Oman signs US$ 300 million water project agreement

Oman Power and Water Procurement Company, the sultanate's sole procurer of new power generation and water desalination capacity, has signed water project agreements worth 115 million rial (US$ 300 million).

Qatar to set up US$ 500 million reverse osmosis desalination plant

Qatar utility, Qatar General Electricity and Water Corporation (Kahramaa) is set to establish a US$ 500-million, reverse osmosis (RO) desalination plant that will produce freshwater at 136 Ml/d.



US Navy reverse osmosis nears battle readiness

A prototype reverse osmosis (RO) system developed by the US Navy has successfully completed testing for use in the service's newest class of warship - littoral combat ships (LCS) - designed for use close to shore.

Papermaker ups water performance with Desalitech reverse osmosis

Arizona-based papermaker, Doubletree Paper Mills, said it has increased its purified water recovery by 20% at its Gila Bend plant since replacing its reverse osmosis water treatment system in 2014 with Desalitech's ReFlex RO system. The modification has also cut wastewater output by almost two thirds and lopped 25 % off energy consumption said Doubletree.

Black & Veatch wins consultant contract for giant Jeddah desalination project

Saudi Arabia's Saline Water Conversion Corporation (SWCC) has awarded consultancy, Black & Veatch, the engineering and design contract for a major desalination project that will supply the kingdom's second largest city, Jeddah.

Acciona wins desalination deal in Cape Verde islands

A consortium of Spanish water technology firm, Acciona Agua, and construction firm Sade-CGTH, has won a €16 million (US$ 18.5 million) design and build contract for a 5,000 m³/d seawater reverse osmosis (SWRO) plant on each of the African Cape Verde islands of Sal and São Vicente from the local energy and water utility, Electra-SARL.

Live Webinar Masterclass - Membrane Fouling Control

The first in a series of Desalination and Water Reuse Masterclass webinars will run on 12 February this year. Each event will offer practical, readily applicable guidance delivered by an expert in the topic covered.

Asia's largest reverse osmosis plant begins operation

Asia's largest reverse osmosis plant, with a capacity to produce 10 Ml/d, has recently been inaugurated in Pakistan's drought-ridden Sindh province.

Biwater completes Virgin Islands desalination plant

Water technology company, Biwater, has started full commercial operation of a new 10,400 m³/day reverse osmosis seawater desalination plant constructed by the firm on the island of Tortola in the British Virgin Islands.

GDF Suez kicks off giant Mirfa desalination project

Paris-based GDF Suez has begun work on the desalination component of its Mirfa gas-fired power and water project, the French firm said.

Hyflux-led group wins US$ 250 million desalination plant tender

A consortium led by Singaporean water and environmental solutions company Hyflux has been awarded a US$ 250 million contract to design, build, own and operate an independent water project (IWP) in Oman.

Palo Pinto passes desalination plan

With water supplies for the Texas city of Mineral Wells dwindling, Palo Pinto county has approved, as part of its drought contingency plan, the construction of a US$ 6.1 million reverse osmosis desalination plant to treat water from the Brazos river.

Reverse osmosis to drive US membrane demand to $6.2 billion in 2018

Water and wastewater industry demand for membranes will drive a 7.9%-a-year increase in US demand to reach US$ 6.2 billion by 2018 with reverse osmosis membranes surging 8.6% a year according to report by market research firm, The Freedonia Group.

Contractor strength drives investment grade rating for Carlsbad bonds

Credit rating agency, Fitch, has assigned an investment grade 'BBB-' rating to bonds issued for the under-construction Carlsbad desalination plant and associated networks in California.

San Diego gives green light to potable reuse plan

San Diego's city council has given the green light to the construction of a 415Ml/d facility for direct potable reuse of wastewater costing up to US$ 3.5 billion. The reverse osmosis recycling scheme is expected to meet as much as a third of San Diego's daily drinking water requirement by 2035 making it the second largest potable reuse plant in the US.

Advisor ups Santa Barbara desalination restart cost by 25%

The city council of Santa Barbara in California may need to add to its planned water rates increase to cover the cost of a restart to the city's mothballed desalination plant according to acting water advisor, Josh Haggmark. He issued his warning after upping his US$ 32 million September estimate of the cost of re-booting the plant by about 25%.

Saudis to build second expansion to Oman desalination plant at Barka

Saudi generation and desalination firm, ACWA Power Barka has won a contract with Oman Power and Water Procurement (OPWP) to build a second seawater reverse osmosis plant at Barka 60km from the Omani capital, Muscat.

Commission approves California American Water test slant well

The California Coastal Commission has approved the application by water utility, California American Water, (Cal Am) to construct a test slant well for its proposed 48 Ml/d seawater reverse osmosis desalination project.

Africa's largest desalination plant opens

Singapore-based desalination company, Hyflux, has officially opened its recently completed 500,000 m³/d desalination plant at Magtaa, Algeria. The facility is Africa's biggest and contains the largest ultrafiltration pre-treatment facility in the world according to Hyflux.

Degremont chooses Dow for green reverse osmosis pilot

Suez Envionnement water treatment subsidiary, Degremont Technologies, has selected Dow Water and Process Solutions to supply ultrafiltration and reverse osmosis membranes for a pilot desalination project in Abu Dhabi, in partnership with renewable energy company Masdar.

Cal Am strikes deal on test well

Utility, California American Water (Cal Am), has struck a deal with cement maker, Cemex, to allow the water firm to drill slant test wells, and possibly production wells, on Cemex' north Marina sand mining plant site.

RWL wins contract to build desalination plant in Argentina

RWL Water has won a contact to build what it claims will be Argentina's largest seawater reverse osmosis (SWRO) desalination plant.

Belville planning board approves reverse osmosis plant

A request by US local water utility, H2GO (Brunswick Regional Water and Sewer), for an amendment to allow for the building of a reverse osmosis brackish water purification plant has been approved unanimously by the planning authority at Belville, North Carolina.

West Basin declares record year in recycled water output

West Basin Municipal Water District in California has declared fiscal year 2013-14 a record 12 months in recycled water production at its Edward C Little Water Recycling Facility. The plant produced 60,000 Ml of recycled water in the period.

POSCO claims desalination first in Korea

Korean construction company POSCO E&C has completed the construction of what it claims to be the nation's first commercial seawater desalination plant.

Antigua seawater desalination plant poised for start

West Indies island, Antigua is currently testing a reverse osmosis seawater desalination facility which could come on stream in March.

Researchers uncover new membrane fouling mechanism

Researchers have uncovered "an additional reverse osmosis (RO) membrane fouling mechanism" arising from organic compounds present in ultrafiltration (UF) permeate during wastewater desalination.

Singapore utility awards desalt deal to Chinese-led group

Singapore's national water agency, PUB, has selected the BESIN-UEN consortium - led by China's Beijing Enterprises Water Group (BEWG) - as the preferred bidder to construct the second reverse osmosis (RO) plant sited at Changi under a public/private partnership.

HICL ups stake in Victorian Desalination to over 9%

Infrastructure investor, HICL Infrastructure, has upped its holding in Australia's Victorian Desalination public private partnership project to about 9.3% with an additional 3.4% stake acquired for £25.2 million (US$ 40.5 million).

STW Water bags Horizon, Texas US$ 2.2 million brine concentrator deal

STW Water has won the US$ 2.2 million contract to design, engineer and construct a reverse osmosis concentrator for the Municipal Utility District of Horizon City, Texas.

Researchers share industry prize for fouling research

Doctoral students, Ariel Atkinson of the University of North Carolina at Chapel Hill and Erin Partlan of Clemson University, have received the 2014 Fellowship for Membrane Technology award from the American Membrane Technology Association (AMTA) and the National Water Research Institute (NWRI) for research in membrane fouling.

Desalia starts works on Egypt reverse osmosis plant

Spain's Desalia has started site works for a new, 24,000 m³/d seawater reverse osmosis plant west of Alexandria, Egypt near the city of Matrouh.

California slant test gets US$ 1 million grant

Water utility, California American Water, has received a US$1 million grant from the state's Department of Water Resources to help fund the company's $4 million planned slant well test.

Global desalination market to grow 9% a year

The global water desalination market is set to grow at nearly 9% a year to 2018 according a report by market researcher, TechNavio.

Namibian government poised to table offer for Areva desalination plant

Namibia's government is poised to table an offer to buy Areva's seawater desalination plant at Trekkopje and to use the 20 million m³-a-year facility to supply the country's semi-arid Erongo region.

Planned Mexican desalination plant to serve US utility

Reverse osmosis desalination company, Consolidated Water, has reported progress in its plan to build a seawater desalination plant in Mexico to supply a US water utility.

Israeli group to build desalination plants in Dar-es-Salaam

Water authorities in Dar-es-Salaam are planning to work with an Israeli consortium in constructing two reverse osmosis desalination plants to alleviate water shortage in the Tanzanian commercial capital.

Purification plant donation may slow Sri Lankan kidney disease spread

A recently commissioned reverse osmosis water purification plant donated by water treatment company Puritas will help to curb the spread of chronic kidney disease in the North Central Province of Sri Lanka according to the plant owner. Some 400,000 people in the region are understood to be currently affected with the disease.

Spanish opposition calls for end to paralysis of giant desalination project

Opposition politicians in Alicante, Spain have called on the country's central government to implement the completion of two, long-delayed reverse osmosis desalination plants to avoid urgent problems in the province amid a current drought.

Venezuela's largest desalination plant to start this year

Venezuela state-owned oil firm PDVSA expects by the end of the year to start operating a US$ 200 million seawater reverse osmosis desalination plant to provide water for oil refineries on the Paraguaná peninsula and drinking water for local communities.

Torishima wins pump deal for Chilean reverse osmosis desalination

Japanese pump manufacturer Torishima Pump has received an order for high-pressure pumps and booster pumps for a new reverse osmosis desalination plant being built in Copiapo, Chile.

Delayed Tarpon Springs reverse osmosis plant nears completion

Construction of a long-awaited US$ 45 million brackish water reverse-osmosis plant at the US city of Tarpon Springs, Florida is close to completion a few weeks behind schedule.

LG Chem seeks global player status in reverse osmosis membranes

South Korean petrochemicals company LG Chem has unveiled plans to become a global player in the market for reverse osmosis membranes for desalination.

Joint venture wins Perth groundwater replenishment contract

Western Australia's Water Corporation has awarded a contract to design, construct, and commission a full-scale advanced water replenishment plant (AWRP) to a joint venture between CH2M Hill,and engineering company Thiess. The project will help secure Perth's drinking water supplies through 2060

Acciona wins Italian jobs

Spanish infrastructure company Acciona has won a contract to supply potable water through seawater reverse osmosis (SWRO) desalination on the Italian islands of Pantelleria, Linosa and Lampedusa.

Tunisia desalination project completes feasibility check

Tunisia's National Water Company has completed a feasibility study for a seawater reverse osmosis desalination plant to be located at Zaarat, in the south east of the country. The plant will be constructed in two 50,000 m³/d phases.

Dow signs Fluor to build new Saudi desalination component factory

The Dow Chemical Company has appointed Fluor Corporation to build a new factory to manufacture reverse osmosis components for desalination plants in Saudi Arabia.

US research challenges value of forward osmosis in seawater desalination

Researchers in the US have claimed that forward osmosis desalination of seawater is significantly less energy efficient than reverse osmosis

Pure Aqua builds solar-powered desalination for Cameroon

US-based Pure Aqua has designed and manufactured six solar-powered reverse osmosis water purifiers for river water in the African state of Cameroon.

Point Lisas nears end of sixth expansion

Desalcott's Point Lisas seawater reverse osmosis plant in Trinidad, West Indies, is nearing completion on its sixth expansion since it was commissioned in 2002.

Planned Texas inland desalination plant will be USA's biggest

San Antonio Water System (SAWS) is constructing what will become the largest inland desalination plant in the USA. The plant will desalinate groundwater from the Wilcox Aquifer in southern Bexar County, Texas.

Masdar picks four firms to test new desalination techniques

Abu Dhabi clean energy company, Masdar, has selected four international water technology firms to test techniques that could reduce the energy intensity of desalination and lead to a large renewably powered water purification station.

Saudi plans two more giant desalination plants

Saudi Arabia's Saline Water Conversion Corporation (SWCC) has unveiled plans to build two huge sea water desalination plants including a vast 1.5 million m³/day capacity hybrid plant with 30% of its production coming from reverse osmosis and the rest from thermal desalination.

Saudi Arabia unveils plans for giant desalination plant

Saudi Arabia's Saline Water Conversion Corporation has announced plans for what would be the world's largest desalination plant.

SWCC governor Dr AbdulRahman Al-Ibrahim and Ryuzo Sakamoto, chairman of Toyobo, opening the Rabigh plant.

Toyobo desalination membrane plant opened in Rabigh

The ACWA-Toyobo joint venture in Saudi Arabia, Arabian Japanese Membrane Company LLC (AJMC), opened its reverse-osmosis membrane production facility in Rabigh on 29 May 2014.

Abengoa to build SWRO plant in Agadir, Morocco

Spanish contractor Abengoa has been chosen by Morocco's Office National de l'Electricité et de l'Eau Potable (ONEE) to construct a new desalination plant in Agadir, Morocco.


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