- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 53°21'3"N 4°25'15"W
- Eastings/Northings: 238949, 386530
- OS Grid: SH389865
- Mapcode Local: GBR HMGV.7LX
- Mapcode Global: WH42D.2109
Location and coordinates are for the approximate centre of Llyn Alaw within this administrative area.
Geographic features and populated places may cross administrative borders.