Afon Mynach, Gwynedd

• Parish/Community: Llandderfel
• Unitary Authority: Gwynedd
• Region: Wales

• Category: Water Feature
• Type: Other Water Feature

• Latitude/Longitude: 52°57'2"N 3°37'52"W
• Eastings/Northings: 290500, 340500
• OS Grid: SH905405
• Mapcode Local: GBR 6C.L0DW
• Mapcode Global: WH66Z.6338

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