, Northern Outcrop - East (Morlais to Abergavenny)
map using leaflet map:
Situated in the Clydach Gorge in the bed of the river near Elm Hole.
An important speleological site, being the resurgence for the water from the Llangattock caves. Accessible only to Divers and provides access to the submerged passages leading to Daren Cilau's terminal sump. It may also provide a way into the main drain from Agen Allwedd.
Underwater Choke passed by Duncan Price in 1993
SSSI: 0080 Mynydd Llangatwg (Mixed)
CSS & CDG, Descent 115
Caves of South Wales, Stratford, T. , 1995
A Caver's View of the Clydach River (Cwmbran Caving Club, 1986), Schuurmans, T.
Chelsea SS nl.53 (5/6), 2011, p.35, Duncan Price, Fatality at Pwll-y-Cwm