- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 53°59'55"N 2°40'56"W
- Eastings/Northings: 355359, 456083
- OS Grid: SD553560
- Mapcode Local: GBR 9QQ6.19
- Mapcode Global: WH84G.RRT9
Location and coordinates are for the approximate centre of Lainsley Slack within this administrative area.
Geographic features and populated places may cross administrative borders.