Fundamental Benchmark Details & GPS Waypoint

Cadair Dinmael 470m (1542ft)

Summit Feature: Name composition in accordance with standard modern Welsh and upland place-name principles. The 470m summit known as Mwdwl Eithin is part of the larger Cadair Dinmael mountain.
Classification: Hill Trigpoint, Clem, Hump, Pedwar, P30 Tump.
OS Grid Ref: SH989469 (10 figure Grid Ref: SH9894846978).
The original GR data for this hill was only accurate to a 6 figure grid reference (c.a 100m).
We have used additional user / trigpoint data to bring it up to 10 figures.

UK Area: 30 - Llandudno to Wrexham (OS Maps 1:50k 116. 1:25k 18E,255,264S.)
Latitude: 53.010552, Longitude: -3.507573, Height: 470 metres (1542 feet)
Prominence: 131 metres (430 feet)
Unique Waypoint POI Name: 0470.p (DoBIH Hill ID: 5154)

Associated Trigpoint:
  TP6069 'Ty'n-Y-Pistyll' Grid Ref: SH9894746975 Separation: 89m from Hill grid ref.

External Links for Cadair Dinmael:
-GeoHack link... -OS Map Bing link... -Google Map link... -Geograph link... -Cadair Dinmael on -Ty'n-Y-Pistyll on

Data courtesy of Myrddyn Phillips and Aled Williams

Selected mapping: Google or Bing / Ordnance Survey

:Fundamental Benchmark | :Nearby Hill | :Nearby Trigpoint | : mouseover

Mwdwl-eithin List & GPS Waypoints:

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  • '0470.p' SH989469 Cadair Dinmael (470m, p131)

Member's Comments on Cadair Dinmael...

Member's Grid References for Cadair Dinmael...

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Cadair Dinmael has been climbed by...

alan caine Alex C Andrew Brown Anton beckybags Carole Chalky1953 chriswatson Colin Crawford Des Taylor Dugswell2 gerrybowes GordonAdshead iaindbrown nordicstar oakesave painterman rhw slateloose stevent0809


Total = 1 Fundamental Benchmark
* The waypoint data in italics is only accurate to a 6 fig grid reference. Click here to learn how to help improve it.
Data courtesy of Myrddyn Phillips and Aled Williams


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