All Details & GPS Waypoint

Pen - yr - allt 175m (574ft)

Classification: Hill Trigpoint, Clem, Sub-hump, P30 Tump.
OS Grid Ref: SN486219 (10 figure Grid Ref: SN4869821963).
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: 31 - South-West Wales (OS Maps 1:50k 159. 1:25k 186.)
Latitude: 51.8756612, Longitude: -4.1993159, Height: 175 metres (574 feet)
Prominence: 98 metres (321 feet)
Unique Waypoint POI Name: 0175.- (DoBIH Hill ID: 5248)

Associated Parent Hill:
   Pen-crug-melyn (326m, p184)

Associated Trigpoint:
  TP1987 'Cwm' Grid Ref: SN4869821963 Separation: 117m from Hill grid ref.

External Links for Pen-yr-allt:
-GeoHack link... -OS Map Bing link... -Google Map link... -Geograph link... -Pen - yr - allt on -Cwm on

Data courtesy of the Database of British and Irish Hills

Selected mapping: Google or Bing / Ordnance Survey

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Pen-yr-allt List & GPS Waypoints:

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Member's Grid References for Pen-yr-allt...

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Pen-yr-allt has been climbed by...

Adrian Andrew Brown Areluctant-triggeR Carole chriswatson Des Taylor oakesave rhw stevent0809


Total = 1 All
* 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 the Database of British and Irish Hills


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