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Gwerclas Mound is a prehistoric mound located in Wales and protected by Cadw as a scheduled ancient monument under reference ME069. The site rises from bedrock composed of Ashgill rocks—mudstones, siltstones and sandstones deposited during the Ashgill period of the Ordovician era. This geological foundation provided the raw material base from which the mound was constructed, its upper surfaces offering stable ground for settlement or ceremonial purposes.
Mounds of this type were built during prehistoric periods as focal points for communities, serving as burial places, defensive positions or gathering places. The Ashgill geology underlying Gwerclas Mound, typical of upland and marginal Welsh landscapes, would have influenced both the mound's construction methods and the subsistence patterns of those who used it. The local stone and soil composition are integral to understanding how the monument relates to its surrounding terrain.
Gwerclas Mound remains an important record of prehistoric activity in Wales. Its preservation under Cadw protection ensures that the physical evidence of this early human investment in the landscape is maintained for archaeological study and public understanding. The site contributes to the broader pattern of prehistoric settlement and land use across the Welsh region.
Gwerclas Mound is a scheduled monument protected by Cadw under reference ME069. View the official record →
Gwerclas Mound is a prehistoric mound located in Wales and protected by Cadw as a scheduled ancient monument under reference ME069.
Gwerclas Mound dates from the prehistoric period, and is classified as a mound. It is one of over 32,000 scheduled monuments protected across the UK.
Gwerclas Mound 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 ME069.
Several scheduled monuments lie within 10 km, including Ring Cairn E of Ffridd Camen (7.7 km), Carnedd y Ci Barrow (8.2 km), Cwm Tywyll House Platforms (8.2 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Gwerclas Mound'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.
Gwerclas Mound stands on Ashgill Rocks (Undifferentiated), bedrock that formed in the Ashgill. The rock here is mudstone, siltstone and sandstone.