Mendip Caves
An overview of the major systems and where to find more information.
The 10 Longest and 10 Deepest Caves on Mendip
The Mendip Hills are home to some of the most extensive and challenging cave systems in the UK. This infographic provides a summary of the longest and deepest caves currently known in the region.
Mendip Hills Cave Systems
An interactive analysis of length and depth measurements
Overall Statistics
Information Sources
The data presented in the infographics on this page are compiled from the following source:
- Mendip Cave Registry & Archive (MCRA.org.uk)
Other Notable Mendip Caves
Beyond the major systems, Mendip is dotted with countless other caves, digs, and sites of speleological interest. This infographic highlights some of these other key locations.
Select a Cave
Cave Details
Where to Find Out More
For the most up-to-date access information, conservation policies, and caving news, please refer to the official websites of the main caving bodies for the region.
MCRA
The Mendip Cave Registry and Archive contains detailed information on almost every known cave, mine and underground on Mendip.
CSCC
The Council of Southern Caving Clubs is the primary source for the latest cave access conditions and updates on Mendip.
CCC Ltd
The Charterhouse Caving Company Ltd manages access to the caves on the Charterhouse Reserve, including GB Cave.

Bill Chadwick’s Cave Survey Overlay Map
An interactive map showing cave surveys with multiple overlay options.
Explore the Map