- Category: Water Feature
- Type: Island
- Latitude/Longitude: 55°56'13"N 2°20'37"W
- Eastings/Northings: 378628, 671627
- OS Grid: NT786716
- Mapcode Local: GBR NFK0.YTV
- Mapcode Global: WH8WG.Z139
Location and coordinates are for the approximate centre of Hollow Rock within this administrative area.
Geographic features and populated places may cross administrative borders.