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Nant Morlais Hafod is a post-medieval to modern enclosure situated on Dinantian limestone in Wales. The underlying bedrock of undifferentiated limestone, sandstone and argillaceous rocks reflects the Mississippian geology characteristic of South Wales, where such mixed carboniferous deposits provided both building stone and drainage challenges for settlement. The hafod, traditionally a summer dwelling or pastoral settlement, occupies land typical of upland Welsh farming practices where seasonal movement between winter lowland settlements and summer high pastures remained economically important into the modern period.
The enclosure itself represents the landscape management and boundary demarcation systems essential to pastoral agriculture. Constructed from locally available stone, such structures typically contained stock or marked grazing territories. The monument's post-medieval to modern dating places it within the period when such hafod settlements were becoming increasingly formalized, though their underlying function remained rooted in the centuries-old transhumance traditions of Welsh hill farming.
Nant Morlais Hafod is protected by Cadw, the Welsh historic monuments service, under the reference BR279. This designation recognizes its significance as evidence of Wales's distinctive pastoral heritage and the long continuity of upland land use in the region.
Nant Morlais Hafod is a scheduled monument protected by Cadw under reference BR279. View the official record →
Nant Morlais Hafod is a post-medieval to modern enclosure situated on Dinantian limestone in Wales. It is designated a Scheduled Ancient Monument by Cadw under reference BR279.
Nant Morlais Hafod dates from the post medieval/modern period, and is classified as a enclosure. It is one of over 32,000 scheduled monuments protected across the UK.
Nant Morlais Hafod is a Scheduled Ancient Monument, legally protected by Cadw — the body responsible for designating and safeguarding heritage sites in Wales. The official designation reference is BR279.
Several scheduled monuments lie within 10 km, including Merthyr Common Round Cairns (8.6 km), Platform Houses and Cairn Cemetery on Dinas Noddfa (9 km), Gelligaer Common Standing Stone (9.1 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Nant Morlais Hafod's history, each drawn from the record and mapped to the exact spot:
Every location is different. Not every section appears for every place, only what the historical record actually holds turns up in a report.
Nant Morlais Hafod stands on Dinantian Rocks (Undifferentiated), bedrock that formed in the Mississippian. The rock here is limestone with subordinate sandstone and argillaceous rocks.