This is a groundwater vulnerability map of the Boyne Catchment, based on the DRASTIC groundwater vulnerability method. The Boyne Catchment, as defined by WFD 2016, has an area of 2693 km2, located in Eastern Ireland. The 7 DRASTIC input layers are Depth to water table, net Recharge, Aquifer media, Soil media, Topography, Impact of vadose zone and hydraulic Conductivity. These input values are weighted and added together to give an overall DRASTIC score.