- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 55°41'20"N 2°40'15"W
- Eastings/Northings: 357920, 644149
- OS Grid: NT579441
- Mapcode Local: GBR 92SN.KH
- Mapcode Global: WH7WB.Y89L
Location and coordinates are for the approximate centre of Thunder Dean within this administrative area.
Geographic features and populated places may cross administrative borders.