- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 52°56'38"N 3°35'41"W
- Eastings/Northings: 292929, 339717
- OS Grid: SH929397
- Mapcode Local: GBR 6D.LH8N
- Mapcode Global: WH66Z.R8CB
Location and coordinates are for the approximate centre of Llyn Maen Bras within this administrative area.
Geographic features and populated places may cross administrative borders.