Cwm Nantmelyn, Blaenau Gwent

• Built-Up Area: Ebbw Vale
• Parish/Community: Rassau
• Unitary Authority: Blaenau Gwent
• Region: Wales

• Category: Geographic Feature
• Type: Valley

• Latitude/Longitude: 51°48'1"N 3°13'32"W
• Eastings/Northings: 315580, 212000
• OS Grid: SO155120
• Mapcode Local: GBR YX.XLJF
• Mapcode Global: VH6CV.10KQ

Location and coordinates are for the approximate centre of Cwm Nantmelyn within this administrative area. Geographic features and populated places may cross administrative borders.