- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 56°17'31"N 3°37'8"W
- Eastings/Northings: 299887, 712252
- OS Grid: NN998122
- Mapcode Local: GBR 1R.7GXB
- Mapcode Global: WH5PQ.C3WQ
Location and coordinates are for the approximate centre of The Slack within this administrative area.
Geographic features and populated places may cross administrative borders.