- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 52°42'37"N 3°58'55"W
- Eastings/Northings: 266197, 314364
- OS Grid: SH661143
- Mapcode Local: GBR 8X.2665
- Mapcode Global: WH56T.S4ZG
Location and coordinates are for the approximate centre of Llynnau Cregennen within this administrative area.
Geographic features and populated places may cross administrative borders.