That much is certain. The details, for now, remain elusive, which is itself a kind of quiet statement about how many such sites exist across Ireland, recorded and mapped but not yet fully documented in any publicly accessible form.

Holy wells are among the oldest continuously venerated sites in the Irish landscape. Long before Christianity arrived, springs and water sources were regarded as liminal places, points of contact between the everyday world and something less easily named. The Church absorbed rather than erased this tradition, and wells were rededicated to saints, becoming focal points for patterns, the term used in Ireland for the localised pilgrimage gatherings that would take place on a saint's feast day. Kilmacduane itself takes its name from Saint Mocduane, an early medieval figure associated with this part of Clare, and the presence of a holy well here fits a pattern common across parishes where an early monastic or ecclesiastical foundation left traces in the placenames and the landscape long after the original structures disappeared. Without more detailed records currently available, the specific dedication, any pattern day, or the physical character of this particular well remain unknown.