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HER:  Northumberland No record found (None)
NMR:  NT 94 NW 25 (4043)
SM:  None
NGR:  NT 9240 4920
X:  392400  Y:  649200  (OSGB36)
On the S bank of the River Tweed overlooking the E end of St Thomas's Island, the cropmarks of a sub-rectangular ditched enclosure lying on level ground at 32m OD, beyond which the ground slopes away rapidly northwards towards the river. Green Hill (Atlas No. 0552) lies 360m to the W. It is defined by a single narrow ditch measuring approximately 50m by 55m enclosing 0.25ha. An entrance lies in the SE corner. No internal features are recorded. Ditched boundaries abut the enclosure in the NW and NE corners to form an enclosure or field. Not recorded on OS mapping, no further investigation is known, undated.
Citizen Science:  ✗
Reliability of Data:  Confirmed
Reliability of Interpretation:  Unconfirmed
X:  -236286  Y:  7506073  (EPSG: 3857)
Longitude:  -2.1225910531588243  Latitude:  55.73617193388989  (EPSG:4326)
Country:  England; Scotland
Current County or Unitary Authority:  Northumberland
Historic County:  Northumberland
Current Parish/Community/Council/Townland:  Horncliffe
None
| Extant   | ✗ |
| Cropmark   | ✓ |
| Likely Destroyed   | ✗ |
None
| Woodland   | ✗ |
| Commercial Forestry Plantation   | ✗ |
| Parkland   | ✗ |
| Pasture (Grazing)   | ✗ |
| Arable   | ✓ |
| Scrub/Bracken   | ✗ |
| Bare Outcrop   | ✗ |
| Heather/Moorland   | ✗ |
| Heath   | ✗ |
| Built-up   | ✗ |
| Coastal Grassland   | ✗ |
| Other   | ✗ |
The cropmarks of an enclosure lying on level ground at 32m OD, beyond which the ground slopes away rapidly northwards towards the river
| 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:  Level ground
| North   | ✗ |
| Northeast   | ✗ |
| East   | ✗ |
| Southeast   | ✗ |
| South   | ✗ |
| Southwest   | ✗ |
| West   | ✗ |
| Northwest   | ✗ |
| Level   | ✓ |
Altitude:  32.0m
The boundary between England and Scotland, defined by the River Tweed, lies approximately 100m to the N
Boundary Type:  National
The site is undated
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 |
Recorded by Clack and Gosling (1975). The site was mapped in 2003 as part of The Till-Tweed air photo (AP) mapping project
| 1st Identified Written Reference (1975):   | None |
| Other (2003):   | None |
No internal features are recorded
River Tweed to the N
| None   | ✓ |
| Spring   | ✗ |
| Stream   | ✗ |
| Pool   | ✗ |
| Flush   | ✗ |
| Well   | ✗ |
| Other   | ✗ |
None
| 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   | ✗ |
Simple gap entrance lies in the SE corner
| 1:   | None |
| 2:   | None |
Guard Chambers:  ✗
Chevaux de Frise:  ✗
| 1. Simple Gap (South east):   | None |
Cropmarks of a sub-rectangular ditched enclosure defined by a single narrow ditch measuring approximately 50m by 55m enclosing 0.25ha.
| Area 1:   | 0.25ha. |
| Total:   | 0.25ha. |
Total Footprint Area:  Noneha.
None
| ✗   | None |
| ✓   | Suggested by ditches |
| 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   | ✗ |
None
| 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 |
| ✓   | None |
Number of Ditches:  1
| ✗   | None |
Clack, P. A. G. and Gosling, P. F. 1975. Archaeology in the North: Gazetteer, 83
Gates, T. and Deegan, A. 2009. Monuments in the Landscape in Passmore, D.G. and Waddington, C. (eds). Managing Archaeological Landscapes in Northumberland. Till-Tweed Studies, Vol 1. Oxbow.
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