The US Coast Guard has type-approved two Korean ballast water systems, including Samkun Century’s ARA Plus+ system, pictured (source: USCG) USCG ballast water management systems type-approval update 08 Dec 2023 by Craig Jallal October 2023 saw a spurt of activity in the ballast water treatment industry with the US Coast Guard granting the first type- approvals since June 2023 In October 2023, the US Coast Guard (USCG) granted type-approval to two ballast water treatment systems. On 19 October 2023, the USCG granted its 52nd type-approval to South Korea’s Samkun Century’s ARA Plus+ having been tested by class society Korean Register’s independent laboratory, The system was given the operational limitations of: temperature: -2ºC – 50ºC, hold time: > 48 hours and UV dose: > 270 mJ/cm2 The USCG also granted type-approval for ARA Plus+ EX for installation in hazardous locations on foreign-flagged vessels (non-US). On 26 October 2023, the USCG granted its 53rd type approval to South