- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 54°28'27"N 3°11'35"W
- Eastings/Northings: 322775, 509414
- OS Grid: NY227094
- Mapcode Local: GBR 6J4P.GW
- Mapcode Global: WH70R.XSLW
Location and coordinates are for the approximate centre of Great Slack within this administrative area.
Geographic features and populated places may cross administrative borders.