Summit Feature: 484.9m summit height and 150.7m drop from Leica 530 GPS survey. Name composition in accordance with standard modern Welsh and upland place-name principles. Also recorded on OS maps as Mynydd Post-llwyd.
Classification: Hill Trigpoint, Befour, Britfour, Clem, Hump, Marilyn, Pedwar, P30 Tump.
OS Grid Ref: SN998979 (10 figure Grid Ref: SN9987197920).
UK Area: 31 - Aberystwyth to Welshpool (OS Maps 1:50k 136. 1:25k 215.)
Latitude: 52.56986, Longitude: -3.47878, Height: 484.9 metres (1591 feet)
Prominence: 150.7 metres (494 feet)
Unique Waypoint POI Name: 0485.P (DoBIH Hill ID: 2171)
Associated Trigpoint:
TP2616 'Gareg Hir' Grid Ref: SN9989097789 Separation: 132m from Hill grid ref.
External Links for Garreg Hir:
-GeoHack link...
-OS Map Bing link...
-Google Map link...
-Geograph link...
-Garreg Hir on hill-bagging.co.uk...
-Gareg Hir on trigpointinguk.com...
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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Yr Allt (1.9km)Bryn Du (2.5km)Cefn Brith (2.9km)Ddifed (2.9km)Mynydd Garth Pwt (4.1km)Twmpath Melyn (5.8km)Bryn Du (7.3km)Bryn Amlwg (7.7km)Mynydd Waun Fawr (7.8km)Bryn Crugog (8.0km)
Andrew Brown Anton Areluctant-triggeR Carole Chalky1953 Chris Pearson chriswatson Colin Crawford Des Taylor Dugswell2 gerrybowes GordonAdshead iaindbrown IainT Ian Baines Jim.Fothergill Margaret millsno9 nordicstar NormanW oakesave outlawcatcher PM rhayader_wanderer rhw RichTea Sprog stevent0809 StigoftheNest thenomad thexbarbarian Tony J Tundraboy vegibagger winerwalker
Total = 1 Fundamental Benchmark in
Data courtesy of Myrddyn Phillips and Aled Williams