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The ‘ballast free’ concept for tankers explained

Ballast water is a traditional way to improve the stability, propulsion and manoeuvrability of a vessel. Nevertheless, it comes with some downsides which may be ecological as well as economical. So, what can be done to improve this? The answer may lies at removing ballast water systems altogether, adopting ballast free ships.

USCG receives 17th application for BWMS type approval

The USCG Marine Safety Center received its 17th application for type approval for the NK-O3 BlueBallast II Ballast Water Management System, manufactured by NKBMS. So far, Wärtsilä Water Systems, BIO-UV Group, Samsung Heavy Industries, Techcross, Optimarin, Alfa Laval, TeamTec Ocean Saver, Sunrui, Ecochlor and Erma First have USCG type approval.

California ballast rules: Definition of ‘ports and places’

Recently, there has been an increase in cases where vessels calling at California ports are issued deficiencies by inspectors from the State Lands Commission (SLC) for a failure to submit Ballast Water Management Reports (BWMR) for each port of call, according to an alert by ECM Maritime Services.

Wartsila becomes 10th to win BWMS type approval by USCG

Wartsila Water Systems became the 10th manufacturer to obtain a BWMS Type Approval Certificate by the US Coast Guard Marine Safety Center. After a detailed review of the manufacturer’s type approval application, the MSC determined the system met the requirements of 46 CFR 162.060.

How to comply with BWM Regulations when calling US ports

USCG reminds of the current regulations concerning BWM compliance for ships that operate in the waters of US, explaining which  option to select on NBIC’s Ballast Water Management Report. U.S. and foreign flag vessels equipped with ballast tanks and which are bound for ports or places of the U.S. must submit a Ballast Water Management Report to the NBIC.

Serbia accedes to BWM Convention

Serbia became the latest country to accede to IMO’s BWM Convention, bringing the total number of signatories to 74, representing more than 75% of the world’s merchant fleet tonnage. Under the treaty, ships are required to manage their ballast water, which can contain thousands of aquatic or marine microbes. ​The BWM Convention entered into force globally on 8 September 2017.

USCG receives 16th application for BWMS type approval

The US Coast Guard Marine Safety Center received its 16th application for type approval for the inTank Ballast Water Management System, manufactured by Envirocleanse, LLC. So far, Techcross, Optimarin, Alfa Laval, TeamTec Ocean Saver, Sunrui, Ecochlor and Erma First have won the USCG type approval.

Wärtsilä BWMS close to obtaining USCG type approval compliance

Wärtsilä announced that its Aquarius UV Ballast Water Management System has successfully completed all testing procedures required for US Coastguard type approval compliance. The documentation for full USCG type approval is being finalised for submission and awaits the final input from DNV-GL.

Jamaica passes Ballast Water Management bill

On 10 July, Jamaica’s House of Representatives passed the Ballast Water Management Bill, which is aimed at protecting Jamaica’s marine environment, by implementing measures to prevent ships from introducing foreign aquatic species when entering domestic waters.

UK MCA issues ballast water management FAQs

The UK MCA issued a Ballast Water Management document answering key queries with respect to ballast received from interested stakeholders. The UK has not yet ratified the BWM Convention but is currently drafting the legislation that will allow accession to the Convention to take place.


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