Pant Mawr Pot  (Cave)

 

Location SN 89090 16120.  Northern Outcrop - Central (Penwyllt to Penderyn), Powys
Updated
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Elevation (m) 436 
Length (m)
2220     
OS Map No.
1:50000
160 
1:25000
OL12 
1:10000
 
Access The entrance shaft is situated in a deep depression on Pant Mawr to the West of the Nedd Fechan valley. Approach from SWCC HQ at Penwyllt for a one hour walk. The depression has a fence around it.
The caving rights over Pant Mawr moor are vested in the SWCC and persons wishing to visit the cave should apply for written permission. Daily permits are freely available from the SWCC HQ for all bona fide club cavers
See the Access page of the Cambrian Caving Council Website for current Access arrangements at http://www.cambriancavingcouncil.org.uk/cave_access.html 
Description A fine cave of large proportions which contains a sizeable stream and some fine calcite decorations.
A 15 metre pothole leads to a chamber and after a boulder choke to a large passage which continues for over a kilometre via several boulder chokes. The cave ends in a sump. Depth 105 metres. 
Condition  
Bibliography Caves and Caving 1, (3), 1937
YRC Journal 7, (23), 79-88, 1938
Welsh Review 2 (2), 1939. General
SWCC Newsletter 7, 1954. Discovery of extensions
SWCC Newsletter 17, 3-5, 1956. Describes main prospects of extensions
CRG Newsletter 65, 4-5, 1957. Discovery of Rare Fly
CRG Num.Pub. 9, 1959. Location, description and survey.
SWCC Newsletter 33, 3-4, 1960. Access
SWCC Newsletter 33, 7-8, 1960. Lack of Oxygen in fire hydrant passage.
Stratford, T. Caves of South Wales. 1995 
Survey CRG Grade 5 Plan and Section in CRG Num. Pub. J.M.Alexander, J.C.Jones 1959 
Found / Dug By First explored by T.Braithwate 1936. Extended by W.Clarke & E.Aslett 1953 
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