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Ballast Water Treatment News

23 Jan 2024

Aiming for Zero Waste Discharge to Sea

WĂ€rtsilÀ’s MBR technology produces compliant effluent samples to the highest standards. Image courtesy WĂ€rtsilĂ€

Advanced water treatment systems are just the start of the cruise industry’s circular waste processing ambitions.Advanced wastewater treatment systems (AWTS) were revolutionary in their day. Indeed, they still are today, but with 77% of the CLIA fleet (202 ships) already using them, and another 40 specified for vessels on order, even more ambitious waste management is coming.Martin Shutler, Principal Engineer, Product Development, at Wärtsilä Water and Waste, notes that in recent


02 Nov 2023

BIO-UV to Deliver Ballast Water Treatment System for Drillship Pair

Credit: BIO-UV

BIO-UV Group said Thursday it had received a major order to supply its BIO-SEA ballast water treatment system to a pair of drillships scheduled to enter an undisclosed operator’s offshore drilling rig fleet.According to BIO-UV, a modular version from the BIO-SEA B-Series, combining mechanical  filtration and UV disinfection, has been ordered by a United Arab Emirates-based offshore drilling contractor, a returning customer for BIO-UV Group, and will be installed on the vessels


19 Oct 2023

US EPA Proposes Changes to Ballast Water Regs

© tempakul / Adobe Stock

The U.S. Environmental Protection Agency (EPA) is issuing a supplemental proposed rule to reduce the spread of invasive species though ballast water that occurs with normal operation of large marine vessels.Following public input on EPA’s 2020 proposed rule—including meetings with states, tribes and other stakeholders—the agency is now issuing a Supplemental Notice to share new data and control options raised by stakeholders. This supplemental proposal will bolster the development


12 Oct 2023

BIO-UV Group Answers the Call for Compact BWTS with 'Smallest' UV BWTS Yet

Credit:BIO-UV Group

UV-based water treatment specialist BIO-UV Group has introduced what it says is arguably the smallest UV BWTS in the marketplace, targeted at meeting increased demand for ballast water treatment systems from operators of workboats, yachts, research ships, OSVs, and similar-sized vessels. The new BIO-SEA L01-0030 Mini – more compact than the company’s existing low-flow BIO-SEA L range – is a fully automated filtration + UV-based system designed to treat ballast water flow rates


18 Jul 2023

Op/Ed: Technology Manufacturers’ Input More Critical than ever for Effective Maritime Regulations

Dr Stelios Kyriacou, Chief Technology Officer, ERMA FIRST

Next year marks a crucial milestone for the International Maritime Organization’s (IMO) Ballast Water Management (BWM) Convention, with all ships required to meet the D2 standard for ballast water management by 8 September 2024. D2 specifies the maximum number of viable organisms allowed to be discharged. In most cases, it requires the installation of a ballast water management system (BWMS) on board the vessel.2024 will be a pivotal moment for the ballast water market and while it is true that the retrofit market will diminish and leave behind only a small newbuild market


30 May 2023

Techcross Retrofits BWMS in Tanker's Engine Room

(Image: Techcross)

Ballast water management system company Techcross said it has installed a BWMS in the engine room of an existing tanker. This installation method, called the “Engine Room Solution”, was patented under the name of Techcross in Korea in 2016 and has been applied only to new ships so far. However, this is the first time it has been applied to an existing ship.One set of ECS 1000B model was installed on the 50,400 PC tanker owned by Horizon Tankers Limited S.A. (under Target Marine Group), based in Greece, using Techcross’ Engine Room Solution.

23 Nov 2022

Techcross’ BWMS Get LR Cyber Security Certificate

Credit: Techchross (File image)

Techcross’ ballast water management systems have received Lloyd's Register's Cyber Security Capability certification.The company said that the two models that received the certificate are ECS, direct electrolysis and HYCHLOR, indirect electrolysis.According to, LR Classification that Techcross is the first company to receive the Cyber Security Capability certification in the BWMS industry and Asia. With the recent development of smart ships, ship management has transitioned to being computer-driven


21 Sep 2022

Langh Tech BWMS Gets US Coast Guard Type Approval

(Photo: Langh Tech)

Finnish marine technology manufacturer Langh Tech Oy Ab announced its LanghBW ballast water management system has received US Coast Guard type approval, making it the first UV-based system in the world to receive the SUCG stamp for one-way treatment.The LanghBW system, which is based on fine filtration combined with UV treatment with innovative reactor design allowing easy maintenance and installation flexibility, successfully completing IMO type approval earlier this year.“We are proud to announce being the first maker to have one-way treatment also approved by USCG


01 Sep 2022

BIO-UV to Supply BWTS for Luxury Ritz Carlton Cruisers

(Image: BIO-UV Group)

BIO-UV Group informs it has secured a contract to supply its BIO-SEA ballast water treatment systems (BWTS) for a pair of liquefied natural gas (LNG)-fueled super cruisers French shipyard Chantiers de l’Atlantique is building for Marriott International's luxury hotel group Ritz Carlton.When delivered in 2024 and 2025 respectively, the 46,000gt Ilma and Luminara will join the smaller Astander Shipyard-built Evrima – the first ever Ritz-Carlton Yacht Collection vessel – which set sail earlier this year.“We are immensely proud to supply BIO-SEA systems to these prestigious vessels


04 Aug 2022

BIO-SEA BWTS Ordered for Cruise Ship Quest

(Photo: BIO-UV Group)

French UV-C water treatment specialist BIO-UV Group said it has received an order to supply a low-flow BIO-SEA L-Series ballast water treatment system (BWTS) for retrofit installation to the 1,268 GT expedition vessel Quest.The 49-meter-long, 60-passenger capacity vessel is the fifth passenger ship operating under Cruise Management International [CMI] to have specified a BWTS from BIO-SEA by BIO-UV Group partner TECO2030.Maxime Dedeurwaerder, business unit director, BIO-UV Group’s maritime division


21 Jun 2022

InTank Opens New Test Facility

(Photo: AIC)

InTank has opened its second test facility for factory testing. The testing simulates InVoyage BWT with InTank and InTank FITT. As of June 2022, both test sites have been updated with new robust PLC programming. Both test sites are equipped with audio-video capabilities, so that customers can witness the facilities in video streaming or video recordings. On request, both sites can host owner representative(s), IL, Class, or other witnesses for their InTank or InTank FITT FATs.

15 Jun 2022

De Nora Signs Service Deal with N-KOM

Dimitrios Tsoulos, Regional Sales Manager EMEA, De Nora Marine Technologies, (R) is joined by Georgios Moutzourogeorgos, Chief Commercial & Business Development Officer, N-KOM, during the formal signing of the service subcontracting agreement with N-KOM, to expand service convenience for De Nora BWMS installed on vessels trading in the Gulf region. (Photo: De Nora)

De Nora Marine Technologies, LLC, said it has entered a formal service subcontracting agreement with Nakilat-Keppel Offshore & Marine (N-KOM), one of the largest shipyard and offshore repair facilities in the Middle East, located at Ras Laffan Industrial City, Qatar.The deal will expand service convenience for De Nora Ballast Water Management Systems (BWMS) installed on vessels trading in the Gulf region.

06 Jun 2022

Optimarin Maintains BWTS Deliveries Amid Supply Chain Challenges

Optimarin is maintaining BWTS deliveries in the face of supply chain challenges that have disrupted shipping trade (Photo: Tom Fisk / Pexels)

Norwegian ballast water treatment systems manufacturer Optimarin said it has so far been able to overcome global supply chain challenges by leveraging a flexible delivery model for key components for its systems.While the world continues to deal with supply chain issues brought on by the COVID-19 pandemic and the Ukraine crisis, the company has implemented a dual-supplier strategy that has enabled it to maintain efficient system deliveries even though supply capacity has been strained as demand has rebounded


06 Jun 2022

Langh Tech BWMS Receives IMO Approval

(Photo: Langh Tech)

Finnish marine technology manufacturer Langh Tech Oy Ab said it has received the International Maritime Organization (IMO) Marine Environment Protection Committee (MEPC) type approval certificate for its LanghBW ballast water management system (BWMS) on May 12, 2022. The type approval project was carried out in cooperation with classification society DNV.The LanghBW BWMS uses fine filtration and UV-C treatment. According to the manufacturer, a unique feature is its ability to


31 May 2022

Filtersafe Develops New UV BWMS Filter

(Image: Filtersafe)

Filtersafe announced the launch of its new ‘MANTA’ filter series, specifically engineered for UV based ballast water management systems (BWMS).The high-performance filter is able to remove 99.6% of organisms over 50 ÎŒm to ensure that ship owners and operators will be compliant with the International Maritime Organization’s D-2 standard for the implementation of the ballast water management convention, which must be adhered to by 08 September 2024, as well as the U.S. Coast Guard’s


10 May 2022

BWMS Webinar May 17: Inside the InTank Solution

The Scienco InTank BWTS.

In a webinar on Tuesday, May 17, 2022, Giles Candy will present the advantages for ship owners and shipbuilders with the Scienco InTank Ballast Water Treatment System.The Scienco InTank BWTS treats and neutralizes ballast water in the ballast tanks during the voyage, which allows for normal ballasting and de-ballasting operations in port. It is the only Type Approved “in voyage” ballast water treatment system.A small percentage of ballast water is circulated from one ballast tank at a time. The active substance, Sodium Hypochlorite (NaOCl), is added to the circulation and returned to the tank.

19 Apr 2022

BIO-UV Adds FGS as Italian Representative

Left to right: Gabriel Malterre, Sales Manager BIO-SEA; Franck Perier, Technical Supervisor BIO-SEA; David Pinza, Sales Manager, FGS; Simone Trevale, Sales Manager FGS; Alessandro Biggio, CEO FGS; Alfonso Rey Espana, Business Director, Progener; and Camille Cosson, Sales Manager BIO-SEA (Photo: BIO-UV)

Ballast water treatment system manufacturer BIO-UV Group announced it has tapped La Spezia-based Fluid Global Solutions (FGS) for the sale and delivery of its BIO-SEA ballast water treatment systems to Italian operators, builders and repairers of all ship types, including offshore and naval vessels.FGS, provider of pumps and spares to the Italian maritime sector, will reinforce existing partners in Italy, namely, Tefin, which focuses on the region’s yacht sector, with its sales agent Gianfranco Catanese.With its partnerships


05 Apr 2022

Scienco/FAST’s InTank BWTS Contracted for Vallianz Barges

(Photo: Scienco/FAST)

Water treatment systems company Scienco/FAST announced it has secured contracts to supply two of its InTank ballast water treatment systems (BWTS) for offshore services provider Vallianz Holdings. The systems will be installed aboard the project barges Holmen Pacific and Holmen Atlantic.According to the manufacturer, the filterless InTank BWTS was selected because it brings operational flexibility to the semi-submersible vessels, allowing the rapid in-place flood and discharge ballasting to be completed without treatment.The InTank BWTS is filterless and treats ballast during the voyage.

18 Mar 2022

World’s Most Famous Superyacht Gets New BWTS

Christina O has been fitted with a low flow L series - split skid BIO-SEA L03 0087 BWTS system (Photo: Costas Carabelas images)

The world’s most famous luxury yacht is operating an advanced BIO-SEA ballast water treatment system from France’s BIO-UV Group.Christina O, the 1943-built motor yacht named after the only daughter of Greek shipping magnate Aristotle Onassis, was fitted with a low-flow BIO-SEA system last year as part of a major refurbishment at the D.K Fotinakis yard, in Greece.To fit the limited space available in the 325ft long vessel’s machinery room, the 87m3/h capacity BIO-SEA L03-0087 system was supplied on two separate skids – one housing all mechanical components


15 Feb 2022

Optimarin Logs Record Revenue in '21

Optimarin announced record revenue in 2021 on strong sales of its ballast water treatment system (BWTS).The Norwegian supplier's annual turnover exceeded $34 million for the first time ever following a 20% increase in the number of systems sold versus 2020, while Optimarin also boosted its customer base by 20%. A further 20% rise in service revenue contributed to the strong performance that was achieved despite logistical issues due to supply chain challenges and price inflation for electrical components.“As well as increasing revenue


27 Jan 2022

BIO-UV's BIO-SEA M-Series BWTS Gets USCG Type Approval

The new BIO-SEA M-Series is based on multi-lamp reactors, equipped with two-to-seven lamps in a single chamber (Image: BIO-UV Group)

The new BIO-SEA M-Series ballast water treatment system BIO-UV Group introduced last year has received type approval certification from the United States Coast Guard (USCG).The France-based UV water treatment specialist received USCG certification in December following the successful completion of tests under DNV supervision. The classification society also evaluated and approved all technical documentation and paperwork. BIO-UV Group received IMO approval for the BIO-SEA M-Series in September 2021.“Technically


28 Jan 2022

Ballast Water Management: Techcross Reports Record Start to 2022

BWMSs ready for shipping in Techcross Busan factory. Photo courtesy Techcross

Despite the prolonged COVID-19, Techcross reports that it has kicked off the new year with a new record in amount of order, FAT and shipments in January 2022.As of the third week of January, Techcross sold Ballast Water Management Systems (BWMS) for 81 ships, representing already its largest January amount of order, $23 million, expected to exceed $26 million, which was the largest monthly order in 2021.In addition, Techcross finished Factory Acceptance Test (FATs ) for 93 ships also set a new monthly record for the company


24 Jan 2022

Damen to Offer ERMA FIRST's Compact oneTANK BWTS

(Image: Damen)

Dutch shipbuilding group Damen has signed its first contact with ballast water treatment systems (BWTS) manufacturer ERMA FIRST. The Greek manufacturer ERMA FIRST will supply its oneTANK, which is the world’s smallest BWTS, using chemical injection methods to clean ships’ ballast water.Damen Green Solutions has a broad selection of BWTS in its range, offering shipowners various capacities and techniques in treating their ballast water. With the addition of the ERMA FIRST oneTANK, Damen can provide clients with a solution that is not only small, but also modular.

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