Ogof y Darren Cilau  (Cave)

 

Location SO 20500 15300.  Northern Outcrop - Central (Morlais to Abergavenny), Powys
Updated
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Elevation (m) 400 
Length (m)
29800     
OS Map No.
1:50000
161 
1:25000
OL13 
1:10000
 
Access There is a very small entrance at ground level in a disused quarry behind the lime kiln. 
Description A very difficult and arduous cave with a long, constricted entrance leading to extensive passages beyond. The furthest reaches of the cave reach the terminal sump which has been dived for 600m to Elm Hole in the Clydach Gorge. 
Condition  
Bibliography SWCC Newsletter 27, 3-7, 1959. History of discovery and description
SWCC Newsletter 28, 10, 1959. Location
British Caver 32, 1-2, 1959
Journal Spel. Soc. BNS, 1, 3-5, 1959. Survey, Discovery, Exploration
SMCC Journal 3 (5), 21-24, 1963. Discoveries.
Stratford, T. Caves of South Wales. 1995
Schuurmans, T. A Caver's View of the Clydach River, 1986. Cwmbran Caving Club 
Survey BNS 19757
CSS Records (19), 1992 
Found / Dug By First explored by BNS in1957. Extended CSS/SMCC, 1964 & 1984, CDG in 1985-87, 
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