- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 53°1'9"N 3°51'26"W
- Eastings/Northings: 275500, 348500
- OS Grid: SH755485
- Mapcode Local: GBR 61.FZBK
- Mapcode Global: WH55B.QC9P
Location and coordinates are for the approximate centre of Llyn y Tomla within this administrative area.
Geographic features and populated places may cross administrative borders.