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Name:Allt y Derw
Hill number:14935
Height:449.9m / 1476ft
Parent (Ma):2161  Pumlumon Fawr [Plynlimon]
RHB Section:31A: Aberystwyth to Welshpool
County/UA:Powys
Catchment:Severn, Catchment Boundaries, Wye
Class:Tump (400-499m)
(Tu,4)
Grid ref:SN 87319 83415
Summit feature:no feature: grass
Drop:74m
Col:376m  SN864838  
OS map sheet(s):(1:50k) 135 136
(1:25k) 214W
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GPS data:show GPS entries for this hill

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N.B. Some hill summits are on private property or on land where there is no public right of way.  Permission should be sought from the landowner where access to a hill summit is through private land.
Please report via the contact page any logs you see below which describe or encourage acts of trespass.  Please quote the hill number and hill name.

Logged Descriptions  (logged by 10 users)ByDate of Ascent
Parked as for Pen Llyn-ieir to east. Saturated sheep pastures. One bwf at top. Onto Fuches.Campbell Singer13/02/2024
Dusty01/06/2023
Parked in the track opening at 87898 82566 and went first to Allt y Derw then down and up to Fuches before returning along the path along the valley as it was very windy. Back up the road to the car and across to Pen Llywyv-ier. 4.91 miles.clivevilla23/02/2022
TK15/03/2020
2/10 Second of Ten (Pen Llwyn-Ieir/Allt y Derw/Fuches/Gias/Ban y Groes/Fedw-Ddu/Gamallt/Foel Fawr/Bryn y Fedwen/Waun y Gadair)Fergalh04/12/2016
stevent080921/05/2016
MM30/09/2015
449m (3m), pasture. Several grassy tops; NW-most is higher. From SSE, track crossing pasture, several gates RHW03/04/2011
SN8731783414Anton07/11/2009
andrew.allum01/01/2000