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 Overview maps
 Locality areas
  Cheddar Gorge
 Charterhouse
 Blackdown
 Burrington Combe
 Shipham & Rowberrow
 Crook Peak & Axbridge
 Banwell to Churchill
 Priddy
 Harptree & Smitham Hill
 Draycott & Westbury-sub
 -Mendip
 Wookey Hole & Ebbor
 Gorge
 Wells
 Great Elm & Vallis Vale
 Mells & the Wadbury Valley
 The Vobster area
 The Whatley area
 Torr Works & Asham Wood
 Beacon Hill
 Stoke St Michael & Oakhill
 Holwell & Nunney
 Shepton Mallet & Maesbury
 Gurney Slade & Emborough
 The Nettlebridge valley
 Geology
 Rocks of Mendips
 Fossils
 Geological timescale
 Ancient environments
 Geological structure
 Minerals and mines
  Minerals and mines
 Industrial archaeology
 Quarrying
  Stone as a resource
 Employment & the economy
 Quarrying & geodiversity
 Quarrying & the environment
 History of quarrying
 Caves and karst
 How caves form
 Dry valleys and gorges
 Dolines and sinkholes
 Mendip caves
 Going caving
 Hydrogeology
 Biodiversity
  Flora and fauna
 Typical Mendip habitats
 Special Mendip habitats
 Horseshoe bats
 Appendix of names
 Biodiversity of western
 Mendip
 Biodiversity of eastern
 Mendip
 External links
 Detailed site information
  Coal mining
  Mendip quarry companies
  East Mendip quarries
 Biodiversity of eastern
 Mendip
  West Mendip quarries
 Biodiversity of western
 Mendip
 Acknowledgements
 Site map
Hydrogeology
Spring Feeders Average flow (l/s)
Cheddar Risings Large multiple spring at the foot of Cheddar Gorge. Numerous feeders across central Mendip. 947
Wookey Hole Large cave system, with deep phreatic loops. Drains many of the caves in the Priddy area. 789
St Andrews Risings Water rises through a thin Triassic cover. Drains area east of Wells including Thurpe Lane Swallet 421
Banwell Risings Drains the area to the east including Sandford Churchill, Mangle Hole and the Rowberrow area. 184
*Rickford Rising Linked with Langford Risings. Drains much of the Burrington area. 158
St Dunstans Well Large double spring. Drains north side of Beacon Hill including Fairy Caves and Stoke Lane Slocker. 153
Ashwick Grove Three small springs in the valley floor. Drains part of the north side of Beacon Hill. 178
Seven Springs Spring in stream bed. Drains area around Asham Wood, but is affected by Torr Works Quarry. 105
Gurney Slade Risings Capped spring in Gurney Slade Bottom. Drains part of the Beacon Hill pericline. 68
*Langford Rising Linked with Rickford Risings. Drains much of the Burrington area. 53
Sherbourne Spring Small spring which drains the area east of Smitham Hill. 68
Rodney Stoke Rising Small resurgence draining the hill behind including Brimble Pit Swallet. 53
Axbridge Rising Small resurgence by the church draining Axbridge Hill. 26
Holwell Risings Series of springs draining a small area around Holwell, but also capturing water from further west. 22
*Rickford and Langford are two outlets of the same draining system; Langford Risings are probably in the process of capturing the flow to Rickford.
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