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.