Wales
Clawdd Mawr
505M
1656FT
About Clawdd Mawr
Rising as a rounded, moorland shoulder in the northern Berwyns, this quiet summit is defined by its wild, pathless character and sweeping grass slopes. It offers a peaceful alternative to the range’s higher tops, providing an expansive perspective of the Dee Valley and the distant, rugged silhouettes of the Arenig hills.
Key Statistics
Rank
329th Highest in Wales
Parent Range
Snowdonia
Prominence
?
28.7m
Nearest Town
Powys
Geology
You are walking on the Allt-Tair-Ffynnon Formation. This ground is made of alternating layers of fine silt and mud that have hardened into rock.
Classifications
Nearby Fells
Find It
OS Grid Reference
SJ062214
Latitude
52.7820°N
Longitude
3.3921°W
Did You Know?
- •The name translates from Welsh as 'Great Dyke' or 'Great Bank,' likely referring to an ancient boundary marker or a significant earthwork located within these uplands.
- •From the summit, walkers are treated to a clear view of the dramatic, glaciated eastern cwms of the main Berwyn ridge, including the steep slopes of Cadair Berwyn and Moel Sych.
- •The surrounding moorland is a designated Special Area of Conservation, providing a vital nesting ground for upland bird species such as the red grouse, hen harrier, and golden plover.
- •Despite its name, the 'Great Bank' provides no financial services; its primary value lies in the silence of the moorland and the fact that you will almost certainly have the summit to yourself.