- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 55°32'44"N 3°3'19"W
- Eastings/Northings: 333500, 628500
- OS Grid: NT335285
- Mapcode Local: GBR 7439.9V
- Mapcode Global: WH7WR.1W90
Location and coordinates are for the approximate centre of Blackgrain Rig within this administrative area.
Geographic features and populated places may cross administrative borders.