That absence is itself quietly interesting. Holy wells dedicated to Irish saints are usually thick with tradition, pilgrimage, and what scholars call patterns, the annual communal visits made on a saint's feast day. This one, however, carries no such record of veneration. It appears on the Ordnance Survey six-inch maps of both 1839 and 1925, each time picked out in gothic lettering as St. Coleman's Well, the cartographic convention reserved for antiquities, yet behind that careful notation there seems to be almost no living tradition attached to it.

The well takes its name from one of the many saints called Colmán in early Irish Christianity. The scholar Pádraig Ó Riain has catalogued an extraordinary number of them, and the name was common enough in early medieval Ireland that attributing a well to a specific Colmán is rarely straightforward. The site lies roughly forty metres south of a medieval church at Nash, and that proximity is typical: holy wells and early ecclesiastical sites were frequently associated, the well sometimes predating the church, sometimes drawing meaning from it. What is unusual here is the silence. No patterns, no rounds, no record of offerings or cures. Whether the well was simply forgotten before anyone thought to write such things down, or whether the tradition never fully took hold, is not clear.