Fundamental Benchmark Details & GPS Waypoint

Drum Ddu 474m (1555ft)

Summit Feature: Also recorded on OS maps as Pen Drum.
Classification: Hill Trigpoint, Pedwar, P30 Tump.
OS Grid Ref: SN979447 (10 figure Grid Ref: SN9793244743).
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: 32 - Llandovery to Monmouth (OS Maps 1:50k 147,160. 1:25k 188.)
Latitude: 52.091599, Longitude: -3.491231, Height: 474 metres (1555 feet)
Prominence: 36 metres (118 feet)
Unique Waypoint POI Name: 0474.- (DoBIH Hill ID: 15602)

Associated Trigpoint:
  TP2143 'Drum Ddu' Grid Ref: SN9793344744 Separation: 55m from Hill grid ref.

External Links for Drum Ddu:
-GeoHack link... -OS Map Bing link... -Google Map link... -Geograph link... -Drum Ddu on -Drum Ddu on

Data courtesy of Myrddyn Phillips and Aled Williams

Selected mapping: Google or Bing / Ordnance Survey

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

Drum Ddu List & GPS Waypoints:

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Member's Grid References for Drum Ddu...

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Drum Ddu has been climbed by...

Alex C Anton Carole Dugswell2 iaindbrown jonglew rhayader_wanderer rhw stevent0809 Ted Richards Tony J


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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