OS MasterMap Water Network Layer Downloads

XML code lists

XML versions of the OS MasterMap Water Network Layer code lists are available below:

• HydroNodeCategoryValue.xml

• LevelOfDetailValue.xml

• ReasonForChangeValue.xml

• WatercourseFormValue.xml

• WatercourseProvenanceValue.xml

• WatercourseTypeValue.xml

Code lists provide a controlled list and formal definition for values used in certain attributes of the product.