OS 1st and 2nd edition mapping shows a rectanagular building with long side facing the shore. Its is assocaited with a landing place and flagstaff to the north. The building is now a private residence known as The Watch House and is described as chapel-like in appearance with high gables.

Sources include:
Dyfed Archaeological Trust HER ref: 31981
NAW aerial photography 2006-9
OS 1st and 2nd edition 25in mapping

Maritime Officer, RCAHMW, July 2013