This file contains the digital vector boundaries for the combined authorities (CAUTH) in England as at 17 June 2016.
The boundaries available are:
Full resolution - extent of the realm (usually this is the Mean Low Water mark but in some cases boundaries extend beyond this to include off shore islands);
Full resolution - clipped to the coastline (Mean High Water mark);
Generalised (20m) - clipped to the coastline (Mean High Water mark);
Super generalised (200m) - clipped to the coastline (Mean High Water mark) and
Ultra generalised (500m) - clipped to the coastline (Mean High Water mark).
Contains both Ordnance Survey and ONS Intellectual Property Rights.
Download File Sizes
Full resolution - extent of the realm (1.3 MB)
Full resolution - clipped to the coastline (1.3 MB)
Generalised (20m) - clipped to the coastline (163 KB)
Super generalised (200m) - clipped to the coastline (37 KB)
Ultra generalised (500m) - clipped to the coastline (18 KB).