- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 56°17'50"N 3°46'40"W
- Eastings/Northings: 290066, 713080
- OS Grid: NN900130
- Mapcode Local: GBR 1K.796P
- Mapcode Global: WH5PF.YZ36
Location and coordinates are for the approximate centre of West Slack within this administrative area.
Geographic features and populated places may cross administrative borders.