UK Hydrogeology viewer

Search or pan and zoom to an area of interest.
Click on the map to show the hydrogeology.

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Contains Ordnance Survey data © Crown copyright and database right 2015
Go to location

To zoom to a known location (e.g. a postcode or town), click on the 'Go to location' button.

To pan, left-click on the map and drag.

To zoom, drag the vertical slider on the left of the map or use the mouse wheel.

1:625 000 scale map of the Hydrogeology of the UK with classification of aquifers based on flow type and productivity. Left-click anywhere on the map to show more information for that location.

Zoom to a location

To zoom to a known location (e.g. a postcode or town), click ‘Go to location’ at the top left of the map, enter your location of interest and click on the 'Go' button. If only one result is returned, the map will automatically zoom to that location. Otherwise, select the location you require from the list presented.

Move around the map by left-clicking and dragging the mouse in the direction you wish to travel. To zoom in or out of the map, use the vertical slider on the left of the map. Alternatively, you can use the mouse wheel to zoom in and out of the map.

Hydrogeology Map transparency

To change the transparency of the Hydrgeology Map, use the slider at the top right of the map.

Hydrogeology Units

Hydrogeology units are cloured according to the predominant flow mechanism within the aquifer. Aquifers with significant intergranular flow are blue whilst aquifers in which flow is dominantly through fractures and other discontinuities are green. Rocks with essentially no groundwater are brown. Click on an area of interest to show the aquifer type and rock group.

Hydrogeology Map scale

The scale of the Hydrgeology Map is 1:625 000.

View a key for the Hydrogeology Map

Click on the 'Key' button to see a key for the Hydrogeology Map.

For further help Email BGS