- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°52'5"N 4°41'52"W
- Eastings/Northings: 218500, 333500
- OS Grid: SH185335
- Mapcode Local: GBR GPS3.LV0
- Mapcode Global: WH33F.T52F
Location and coordinates are for the approximate centre of Porth Ty-mawr within this administrative area.
Geographic features and populated places may cross administrative borders.