- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 53°6'47"N 4°6'11"W
- Eastings/Northings: 259318, 359397
- OS Grid: SH593593
- Mapcode Local: GBR 5Q.7ZP8
- Mapcode Global: WH54T.Y06P
Location and coordinates are for the approximate centre of Llyn Peris within this administrative area.
Geographic features and populated places may cross administrative borders.