Carmarthenshire
, Northern Outcrop - West (Black Mountain)
map using leaflet map:
Cave
Access
Cave in bank near sink North East of Trig. Point
Description
History
Nig Rogers et al. - Grwp Ogofeydd Garimpeiros; dig at base of cliff (now collapsed) went August Bank Holiday 1989 through upward corkscrew squeeze. This, higher, entrance was subsequently engineered by unknown persons. Latest extension was in October 1996.
Hydrology
Dye tested in less than 95 and then less than 24 hours to Ffrwd Las
Conservation
SSSI: 0854 Mynydd Du (Mixed)
Gallery
Brendan Marris 2010
BCC/Huw Jones 2018
Survey
References
SWCC Newsletter 106, 1990, pp.5-7, Bill Gascoine, A Hydrological Study of the Dan-yr-Ogof and Ffrwd Las Resurgences
SWCC Newsletter 118, 1996, pp.204-210, Nig Rogers, Somewhere under the Black Mountain