Ulpha topographic maps

Harter Fell offers excellent insights into the structure and composition of the Birker Fell formation of the Ordovician Borrowdale Volcanic Group. The fell is dominantly composed of composite andesite lava flows, with autobrecciated upper surfaces developed in some locations. These are often seen in the field…

Average elevation: 335 m

Average elevation: 343 m

In recent times more systematic hill lists have been produced based upon topographical prominence and height, rather than mere visual appeal. Most relevant to Crinkle Crags are the lists of Hewitts and Nuttalls. These variously list the summit, the first Crinkle (Crinkle Crags South Top), and two tops on…

Average elevation: 566 m

Average elevation: 212 m

Average elevation: 252 m

Average elevation: 394 m

The Hardknott Pass stands at a maximum elevation of 393 m (1,289 ft). The road descends steeply at a gradient of 30% (1 in 3) into the Duddon Valley. At the eastern end of the pass is Cockley Beck farm, built in the 1860s and owned by the National Trust. The route from Hardknott leads eastward towards the…

Average elevation: 323 m