That much is certain. The details beyond that, including its patron saint, the pattern days once observed there, and whatever offerings or rituals may have accumulated around it over centuries, remain unrecorded in any publicly available form.

Holy wells are among the most enduring features of the Irish landscape, sites where pre-Christian veneration of water merged, often imperfectly, with early Christian practice. They were typically associated with a local saint, visited on that saint's feast day in a ritual known as a pattern, from the Irish word "patrún". Pilgrims would walk a prescribed route around the well, recite prayers, and sometimes leave votive offerings, rags tied to nearby branches, coins pressed into moss, or small stones arranged on a ledge. The well at Ardataggle belongs to this broad tradition, but the specifics of its history have not yet been made available through any public record.