1:625 000 scale digital hydrogeological data — WMS

1:625 000 scale digital hydrogeological data sample

BGS 1:625 000 scale digital hydrogeological data are made available here to view as a WMS service. The data are also made available as a free download.

View in compatible software.

Terms of use:

These data are delivered under the terms of the Open Government Licence, subject to the following acknowledgement accompanying the reproduced BGS materials: "Contains British Geological Survey materials © NERC [year]". Contact us if you create something new and innovative that could benefit others usingbgsdata@bgs.ac.uk

The BGS provides no warranty as to the quality, accuracy, completeness of this free map data or the medium on which it is supplied. This includes any warranty as to the continued provision of material or that the material taken from this site is compatible with your computer system and/or any other data with which the material is to be used.


Tutorial videos showing how to include a WMS in an ArcGIS or MapInfo project.

Can't use WMS?

Try the hydrogeology map viewer if you are unable to use a WMS service.

Service address

Enter the address below into your WMS client.


Example WMS requests (versions 1.3.0 and 1.1.1 supported)

(These produce XML files. You may have to save them to disk in order to read them.)

Aquifer classification WMS 1.3.0 requests in British National Grid (BNG)

Aquifer classification WMS 1.1.1 requests in Lat/Long WGS84 (WGS84)