- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 52°26'11"N 3°54'7"W
- Eastings/Northings: 270790, 283770
- OS Grid: SN707837
- Mapcode Local: GBR 90.MMVF
- Mapcode Global: VH4FG.90YX
Location and coordinates are for the approximate centre of Llyn Pendam within this administrative area.
Geographic features and populated places may cross administrative borders.