- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 52°48'27"N 3°40'49"W
- Eastings/Northings: 286830, 324656
- OS Grid: SH868246
- Mapcode Local: GBR 69.W0H8
- Mapcode Global: WH67J.FPPH
Location and coordinates are for the approximate centre of Llyn Pen Aran within this administrative area.
Geographic features and populated places may cross administrative borders.