Summit Feature: Name taken from OS One-Inch 'Old Series' sheet. Plas-crogen Wood found at the summit.
Classification: Befour, Britfour, Pedwar, P30 Tump.
OS Grid Ref: SJ248356 (10 figure Grid Ref: SJ2483535615).
UK Area: 30 - Bala to Welshpool (OS Maps 1:50k 126. 1:25k 240, 255.)
Latitude: 52.91269, Longitude: -3.11918, Height: 405.1 metres (1329 feet)
Prominence: 43.2 metres (142 feet)
Unique Waypoint POI Name: 0404.- (DoBIH Hill ID: 14454)
External Links for Grugfryn:
-GeoHack link...
-OS Map Bing link...
-Google Map link...
-Geograph link...
-Grugfryn on hill-bagging.co.uk...
Data courtesy of Myrddyn Phillips and Aled Williams
Selected mapping: Google or Bing / Ordnance Survey
:Fundamental Benchmark | :Nearby Hill | :Nearby Trigpoint | : mouseover
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Y Graig Wen (1.7km)Gwastad Mawr (3.8km)Belan (4.1km)Craig y Dduallt (4.7km)Craig yr Hwch (4.8km)Pt. 417.6m (5.3km)Foel Rhiwlas (5.6km)Coed y Bwlch (5.7km)Mynydd Lledrod (5.7km)Foel Wylfa (6.1km)
Adrian Alex C Andrew Brown Anton Areluctant-triggeR Carole David Evans ManofKernow ngthack rhw StigoftheNest
Total = 1 Fundamental Benchmark in
Data courtesy of Myrddyn Phillips and Aled Williams