A generic ballast water discharge assessment model as a decision supporting tool in ballast water management

► A model to predict ballast water discharge was developed. ► The model was applied to the Port of Koper and verified on reported data from vessels. ► The model assesses vessel specific ballast water discharges. ► Ballast water discharge information is crucial for risk assessment and management. ► The model is a decision support tool for a more effective management in shipping.