A rectangularstone chamber, 2.0m by 1.5m, having a carved pannel on its S, issuing side.
(source Os495card; SS97SE26)
The well is perhaps better associated with Llanmihangel park/gardens, where there is a water feature with a similar pannel (see Nprn265808), than with the nearby church (Nprn161).
J.Wiles 10.0.03