The mound sits undisturbed in wet pasture, and the animals simply walk around it. It is an accidental conservation story as old as farming itself.

This is a fulacht fia, a type of prehistoric cooking site found across Ireland in considerable numbers, typically consisting of a crescent or horseshoe-shaped mound of fire-cracked stone and charcoal-rich soil built up beside a water source. The method involved heating stones in a fire, then dropping them into a water-filled trough to bring it rapidly to the boil. After repeated use, the shattered, unusable stones were discarded to form the characteristic mound. At Ballymurphy, the Archaeological Survey of Ireland recorded the monument in 2000 and measured it at 13.6 metres on its longer northwest to southeast axis, 6.8 metres across, and still standing to a height of roughly half a metre. The material underfoot is exactly what you would expect: heat-shattered stone mixed through dark, charcoal-laden soil. The mound is open to the east-southeast, where the ancient working area would have been. What makes the setting particularly legible is its relationship to water. A natural spring, marked on the 1840 Ordnance Survey six-inch map with the annotation "Rise", sits at the southeast corner, and a linear drain runs northward from it along the east side of the mound before looping around the monument entirely and returning to the spring. The 1840 map also shows the site as a roughly semicircular tree-planted area, a detail that still registers on satellite imagery taken as recently as 2018. Nearby, an enclosure lies around 150 metres to the southeast and a ringfort around 240 metres to the northeast, suggesting this corner of the parish was well used across different periods.

The site sits in low-lying, level pasture with limited views in any direction, which is fairly typical for fulachta fia, which tend to favour damp, marginal ground close to water rather than elevated or conspicuous positions. The encircling drain is the most visible feature on the ground and is what keeps the mound intact; it is worth noting before you step close, both to avoid it and to appreciate what it has inadvertently done. The semicircular cluster of trees marking the monument's outline remains the easiest way to locate it from a distance, as it was for whoever pencilled it into the OS survey nearly two centuries ago.