It belongs to a category of site that reveals itself not to walkers or diggers but to anyone studying an aerial photograph with enough patience, the subtle crop-marks or soil variations that betray a buried or degraded structure below the surface. Circular enclosures of this kind are among the most common archaeological features in the Irish landscape, yet individually they tend to slip past without ceremony or signage.

The site was identified during the Bruff Survey, a systematic effort to catalogue archaeological features in this part of County Limerick, and is recorded on Map 15 of that survey as number 22, under reference 4/3729. The entry was compiled by Denis Power and uploaded in October 2013. Beyond those coordinates and dimensions, the record is spare. A circular enclosure in an Irish context can mean many things: a ringfort, which was typically a defended farmstead of the early medieval period; a cashel, which is the same idea realised in stone rather than earthen banks; or something older still, perhaps a Bronze Age enclosure or a feature associated with a long-vanished building. Without excavation, Dromalta's enclosure keeps its own counsel.

Because the site was identified from aerial photography rather than ground survey, a visitor should not expect anything immediately visible. The townland of Dromalta sits in the lowland farming country south of Bruff, and the field in question is likely under pasture or tillage. The enclosure, if it survives as an earthwork at all, may be no more than a slight rise or depression in the ground, and in many seasons it will be entirely invisible. The best approach is to consult the Sites and Monuments Record for the precise field location before visiting, and to look at the landscape with some awareness that what is ordinary-looking from the road may carry a considerably longer history just beneath the surface.