- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 53°1'7"N 3°59'48"W
- Eastings/Northings: 266160, 348694
- OS Grid: SH661486
- Mapcode Local: GBR 5W.FTWH
- Mapcode Global: WH558.LD02
Location and coordinates are for the approximate centre of Llynnau'r Cwn within this administrative area.
Geographic features and populated places may cross administrative borders.