The maps above derive from the British Geological Survey and are provided under the terms of the Open Government Licence. Contains British Geological Survey materials © NERC 2013.
The maps above derive from those found in Chapter 2 of the 2012 edition of the State of the National Park Report issued by the SDNPA. The originals were produced GeoSpec, University of Brighton, in February 2012.

The Beeding Hill to Newtimber Hill SSSI (site of special scientific interest), map © Natural England, 2012.

The geology of Devil’s Dyke: clicking the image will take you through to the relevant Sussex Geodiversity page and allow you to access the photographs that correspond to the numbered yellow dots.

The risk area (blue) for flooding in Edburton and Fulking: the Environment Agency rates the risk as ‘significant’ which means that there is a greater than 1 in 75 chance of flooding in any given year.
Further Reading:
- The Sussex Geodiversity Website.
- West Sussex County Council (2003) Geology and Hydrogeology — a chapter from a consultation document [PDF].
- David Robinson (2013) The Geology and Scenery of the South Downs National Park. Lewes: The Sussex Archaeological Society. [The best available book for the non-specialist reader. The book is short and to the point with lots of highly relevant illustrations. Fulking and Edburton muster over half a dozen references in the index. Strongly recommended.]
20th March 2013; updated 23rd March, 28th July, 16th October, 7th November 2013; 23rd March 2014