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HER:  Clwyd Powys 660 (None)
NMR:  SO 12 SE 3 (92114)
SM:  BR115
NGR:  SO17622402
X:  317620  Y:  224020  (OSGB36)
Small, partial contour hillfort overlooked from the N and sited at the tip of S-facing promontory on S spur slopes of the Black Mountains and commanding a possible route N from the River Usk to the River Wye via the Rhiangoll to Talgarth and Three Cocks. Hillforts located all the way. Precipitous slopes on N, steep or very steep elsewhere. Measures c. 92m by 100m with internal area 0.44ha, To the N main rampart of earth and stone up to 3.2m high. W bank is slighter, but still up to 3m high with dry-stone wall remains. Elsewhere now only a scarp on natural slopes. The ditch is present only on the N and W sides, but probably always absent on S and E. A counterscarp bank is present on the W. Original entrance possibly on W, breaches to the N and SE possibly later. Possible hut platform on the NW corner. To N and W defences reasonably preserved under grass and trees. Ploughing has damaged the interior and S and W ramparts. On 1st Ed. OS map (1887). Minimal investigations, undated.
Citizen Science:  ✗
Reliability of Data:  Confirmed
Reliability of Interpretation:  Confirmed
X:  -356109  Y:  6783609  (EPSG: 3857)
Longitude:  -3.198984219765375  Latitude:  51.90856147207769  (EPSG:4326)
Country:  Wales
Current County or Unitary Authority:  Powys
Historic County:  Brecknockshire
Current Parish/Community/Council/Townland:  Llanfihangel Cwmdu with Bwlch and Cathedine
To N and W defences reasonably preserved under grass and trees. Ploughing has damaged the interior and S and W ramparts.
| Extant   | ✓ |
| Cropmark   | ✗ |
| Likely Destroyed   | ✗ |
Pasture and surrounding trees.
| Woodland   | ✓ |
| Commercial Forestry Plantation   | ✗ |
| Parkland   | ✗ |
| Pasture (Grazing)   | ✓ |
| Arable   | ✗ |
| Scrub/Bracken   | ✗ |
| Bare Outcrop   | ✗ |
| Heather/Moorland   | ✗ |
| Heath   | ✗ |
| Built-up   | ✗ |
| Coastal Grassland   | ✗ |
| Other   | ✗ |
Small, partial contour hillfort overlooked from the N and sited at the tip of S-facing promontory on S spur slopes of the Black Mountains and commanding a possible route N from the River Usk to the River Wye via the Rhiangoll to Talgarth and Three Cocks. Precipitous slopes on N, steep or very steep elsewhere.
| Contour Fort   | ✗ |
| Partial Contour Fort   | ✓ |
| Promontory Fort   | ✗ |
| Hillslope Fort   | ✗ |
| Level Terrain Fort   | ✗ |
| Marsh Fort   | ✗ |
| Multiple Enclosure Fort   | ✗ |
| Hilltop   | ✗ |
| Coastal Promontory   | ✗ |
| Inland Promontory   | ✗ |
| Valley Bottom   | ✗ |
| Knoll/Hillock/Outcrop   | ✗ |
| Ridge   | ✗ |
| Cliff/Plateau-edge/Scarp   | ✗ |
| Hillslope   | ✗ |
| Lowland   | ✗ |
| Spur   | ✓ |
Dominant Topographic Feature:  Spur
| North   | ✗ |
| Northeast   | ✗ |
| East   | ✗ |
| Southeast   | ✗ |
| South   | ✓ |
| Southwest   | ✗ |
| West   | ✗ |
| Northwest   | ✗ |
| Level   | ✗ |
Altitude:  220.0m
N/A
None.
Reliability:  D - None
| Pre 1200BC   | ✗ |
| 1200BC - 800BC   | ✗ |
| 800BC - 400BC   | ✗ |
| 400BC - AD50   | ✗ |
| AD50 - AD400   | ✗ |
| AD400 - AD 800   | ✗ |
| Post AD800   | ✗ |
| Unknown   | ✓ |
| Pre Hillfort:   | None |
| Post Hillfort:   | None |
On 1st Ed. OS map (1887). RCAHMW investigation 1976. CPAT defended enclosures survey 2006-2007.
| 1st Identified Map Depiction (1887):   | OS map. |
| Other (1976):   | RCAHMW investigation. |
| Other (None):   | CPAT defended enclosures survey. |
Possible hut platform on the NW corner,
None
| None   | ✓ |
| Spring   | ✗ |
| Stream   | ✗ |
| Pool   | ✗ |
| Flush   | ✗ |
| Well   | ✗ |
| Other   | ✗ |
Possible hut platform on the NW corner,
| No Known Features   | ✗ |
| Round Stone Structures   | ✗ |
| Rectangular Stone Structures   | ✗ |
| Curvilinear Platforms   | ✓ |
| Other Roundhouse Evidence   | ✗ |
| Pits   | ✗ |
| Quarry Hollows   | ✗ |
| Other   | ✗ |
None
| No Known Excavation   | ✓ |
| Pits   | ✗ |
| Postholes   | ✗ |
| Roundhouses   | ✗ |
| Rectangular Structures   | ✗ |
| Roads/Tracks   | ✗ |
| Quarry Hollows   | ✗ |
| Other   | ✗ |
| Nothing Found   | ✗ |
None
| No Known Geophysics   | ✓ |
| Pits   | ✗ |
| Roundhouses   | ✗ |
| Rectangular Structures   | ✗ |
| Roads/Tracks   | ✗ |
| Quarry Hollows   | ✗ |
| Other   | ✗ |
| Nothing Found   | ✗ |
None
| No Known Finds   | ✓ |
| Pottery   | ✗ |
| Metal   | ✗ |
| Metalworking   | ✗ |
| Human Bones   | ✗ |
| Animal Bones   | ✗ |
| Lithics   | ✗ |
| Environmental   | ✗ |
| Other   | ✗ |
None
| APs Not Checked   | ✓ |
| None   | ✗ |
| Roundhouses   | ✗ |
| Rectangular Structures   | ✗ |
| Pits   | ✗ |
| Postholes   | ✗ |
| Roads/Tracks   | ✗ |
| Other   | ✗ |
Original entrance possibly on W, breaches to the N and SE possibly later.
| 3:   | Breaches ito N and SE modern. |
| 2:   | None |
Guard Chambers:  ✗
Chevaux de Frise:  ✗
| 1. Simple Gap (West):   | None |
To the N main rampart of earth and stone up to 3.2m high. W bank is slighter, but still up to 3m high with dry-stone wall remains. Elsewhere now only a scarp on natural slopes. The ditch is present only on the N and W sides, but probably always absent on S and E. A counterscarp bank is present on the W.
| Area 1:   | 0.44ha. |
| Total:   | 0.44ha. |
Total Footprint Area:  Noneha.
None
| ✗   | None |
| ✓   | None |
| NE Quadrant:   | 1 |
| SE Quadrant:   | 1 |
| SW Quadrant:   | 1 |
| NW Quadrant:   | 1 |
| Total:   | 1 |
| Partial Univallate   | ✗ |
| Univallate   | ✓ |
| Partial Bivallate   | ✗ |
| Bivallate   | ✗ |
| Partial Multivallate   | ✗ |
| Multivallate   | ✗ |
| Unknown   | ✗ |
| Partial Univallate   | ✗ |
| Univallate   | ✗ |
| Partial Bivallate   | ✗ |
| Bivallate   | ✗ |
| Partial Multivallate   | ✗ |
| Multivallate   | ✗ |
Earth and stone bank. Counterscarp bank is present on the W.
| None   | ✗ |
| Earthen Bank   | ✓ |
| Stone Wall   | ✗ |
| Rubble   | ✓ |
| Wall-walk   | ✗ |
| Evidence of Timber   | ✗ |
| Vitrification   | ✗ |
| Other Burning   | ✗ |
| Palisade   | ✗ |
| Counter Scarp Bank   | ✓ |
| Berm   | ✗ |
| Unfinished   | ✗ |
| Other   | ✗ |
None
| None   | ✗ |
| Earthen Bank   | ✗ |
| Stone Wall   | ✗ |
| Murus Duplex   | ✗ |
| Timber-framed   | ✗ |
| Timber-laced   | ✗ |
| Vitrification   | ✗ |
| Other Burning   | ✗ |
| Palisade   | ✗ |
| Counter Scarp Bank   | ✗ |
| Berm   | ✗ |
| Unfinished   | ✗ |
| No Known Excavation   | ✓ |
| Other   | ✗ |
| ✗   | None |
| ✓   | Ditch is present only on the N and W sides, but probably always absent on S and E. |
Number of Ditches:  1
| ✗   | None |
Savory, H.N. 1952. List of Hill-forts and other earthworks in Wales, III, Brecknockshire, Bull Board Celtic Stud, 14, 73.
Silvester, B. 2007. The Clwyd-Powys Archaeological Trust. Defended enclosures in Brecknock, CPAT Report No 859, Welshpool: CPAT.
RCAHMW 1986. An inventory of the ancient monuments in Brecknock (Brycheiniog). The Prehistoric and Roman monuments, Vol 1, Part 2, Hill-forts and Roman remains, HF 45, London: HMSO.
Atlas of Hillforts:
Wikidata:
This work is licensed under CC BY-SA 4.0 and should be cited as:
Lock, Gary and Ralston, Ian. 2024. Atlas of Hillforts of Britain and Ireland. Available at: https://hillforts.arch.ox.ac.uk
Document Version 1.1