Today, the Coast Guard Marine Safety Center issued the first U.S. Coast Guard Ballast Water Management System Type Approval Certificate to Norwegian manufacturer Optimarin AS after a detailed review of the type approval application determined the system met the requirements of 46 CFR 162.060. The Optimarin Ballast System is a filtration/ultraviolet ballast water management system with treatment capacities ranging from 167m3/h to 3000m3/h....Continue Reading Here.