- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 53°16'3"N 4°31'40"W
- Eastings/Northings: 231500, 377500
- OS Grid: SH315775
- Mapcode Local: GBR HN62.0M0
- Mapcode Global: WH42Q.F408
Location and coordinates are for the approximate centre of Llyn Dinam within this administrative area.
Geographic features and populated places may cross administrative borders.