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Onllwyn Forest Sink E


NGR: SN 99700 08770
375 m.asl

Rhondda Cynon Taff , Northern Outcrop - Central (Penwyllt to Penderyn)
map using leaflet map:
Sink
Access
Description Ponds in wet weather
History
Hydrology Inconclusive OB test: possibly to Llygad Cynon? Tests
Conservation
Survey
References
BrynmawrCC Jn.1999-2000, Roy Morgan, Water tracing Penderyn area
Cambrian Cave Registry entry 2020-82
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