countryCode The identifier is a country code. eionetGroundWaterBodyCode The groundwater body identifier is not a WFD water body code. eionetMonitoringSiteCode The monitoring site identifier is not a WFD monitoring site code. eionetProtectedAreaCode The protected area identifier is not a WFD protected area code. eionetRBDCode The identifier is not a Water Framework Directive River Basin District code. eionetSubUnitCode The RBD sub-unit identifier is not a WFD RBD sub-unit code. eionetSurfaceWaterBodyCode The surface water body identifier is not a WFD surface water body code. euGroundWaterBodyCode The groundwater body identifier is a WFD water body code. Marine Region Code The identifier is an MSFD Region or an MSFD subregion. Marine Reporting Unit code The identifier is a Marine Subregion or a Marine subdivision. euMonitoringSiteCode The monitoring site identifier is a WFD monitoring site code. euProtectedAreaCode The protected area identifier is a WFD protected area code. euRBDCode The identifier is a Water Framework Directive River Basin District code. euSubUnitCode The RBD sub-unit identifier is a WFD RBD sub-unit code. euSurfaceWaterBodyCode The surface water body identifier is a WFD surface water body code.