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Home > Hill Lists > Myrddyn Phillips Welsh Hills 400m - 499m

Heights: 'm' is a specific height in metres, 'c' is a contour height.

Group Name Met Grid Ref 1:50000 Map 1:25000 Map Notes
Carneddau Crimpiau 475m SH733596 115 17
Clip y Orsedd 429m SH711747 115 17
Pen y Geuallt 418m SH745589 115 17 Name from stream to the West.
Waen Bryn-gwenith 414m SH747674 115 17
Moel Faban 409m SH634680 115 17
Clogwyn Manod 405m SH742593 115 17
Mynydd Deulyn 400m SH759612 115 17 Clem/Yeaman
Glyderau Moel Berfedd 482m SH652557 115 17
Moel y Ci 410c SH591658 114/115 17 Trig pillar at 396m to the North. Four points of same height.
Parc Drysgol 404m SH589645 114/115 17/263
Moel Rhiwen 401m SH582643 114/115 17/263
Snowdon Cefn-du 441m SH548604 114/115 17/254/263 Trig pillar. Two points of same height.
Clogwyn Pen Llechen 420c SH642545 115 17
Moel
Hebog
Y Gyrn 452m SH552501 115 17/254
Castell 440c SH559493 115 17/254 MP survey: 32.9m / 108'. Clem: Drop 30m.
Moel Tryfan 427m SH516562 115 17/254 Clem/Yeaman. Trig pillar.
Pen Cwm Silyn 422m SH518512 115 17/254 Name from cwm to the West
Yr
Eifl
Gyrn Goch 492m SH407476 115/123 254
Tre'r Ceiri 485m SH374447 123 254 Height from 1984 1:50000 map
Yr Eifl North Top 444m SH361457 123 254 Clem/Yeaman. aka Pen Bwlch Yr Eifl. Name from hill to the South. Extensive quarrying on North-Eastern slopes.
Moel Bronmiod 416m SH412455 115/123 254
Clwydian
Range
Cefn y Cist 492m SJ242481 117 256 Height from 1986 1:50000 map
Moel Dywyll 475m SJ151632 116 265
Moel Gyw 467m SJ171575 116 256/265 Marilyn. Clem/Yeaman. Trig pillar.
Moel Llys-y-coed 465c SJ151654 116 265
Esclusham Mountain 458m SJ255501 117 256 Trig pillar at 456m to the North. 460m at GR253497 on 1986 1:50000 map. Top survey: highest point is 1:25000 GR.
Moel Arthur 456m SJ145661 116 265 Clem/Yeaman
Moel Llanfair 447m SJ169566 116 256/265
Moel y Plas 440m SJ170554 116 256/265
Penycloddiau 440m SJ127678 116 265 Marilyn. Clem/Yeaman.
Moel Eithinen 434m SJ168592 116 265
Pen Aber-gwern 433m SJ208468 117 255/256 Name from quarry to the North
Moel Plas-yw 420c SJ153668 116 265
Maesyrychen Mountain 420c SJ189457 116 255/256
Moel Garegog 413m SJ217525 117 256
Moel y Waun 412m SJ168534 116 256 Clem/Yeaman. Trig pillar.
Pen-y-coed 408m SJ200587 117 256/265 Clem/Yeaman. Name from buildings to the East.
Bryn Fron Goch 405m SJ142486 116 256 Clem/Yeaman. Name from buildings to the South.
Hiraethog Bryn Trillyn 496m SH948591 116 264
Tir Mostyn 492m SH993580 116 264
Mwdwl-eithin 470m SH990470 116 18/264/255 Clem/Yeaman. Trig pillar.
Moel Seisiog 468m SH861573 116 17 Clem/Yeaman. Trig pillar.
Llys Dymper 465m SH895592 116 17 Clem/Yeaman. 466m on 1986 1:50000 map.
Cader Dinmael 452m SH997459 116 255/264
Bryn y Gors-goch 450c SH960544 116 18/264 Two points of same height
Llechwedd 450m SH970507 116 18/264 Remains of fire tower at summit
Penbryn-ci 448m SH872563 116 17
Pen yr Orsedd 442m SH893555 116 17
Bryn Ocyn 441m SJ025582 116 264
Moel Maelogen 424m SH848613 116 17 Promoted to 400m P30 status due to Geograph col contouring
Cefn Du 422m SJ052544 116 264
Y Drum 417m SH975481 116 18/264
Llys y Frenhines 414m SJ065552 116 264/265 Trig pillar. Large monument at summit.
Boncyn Foel-bach 408m SJ059523 116 264
Foel Gasnach 405m SJ035553 116 264
Moel Ytta 404m SJ028598 116 264
Mynydd Tryfan 402m SH976656 116 264 Clem/Yeaman
Moel Tywysog 400c SH984657 116 264 Trig pillar
Rhinogydd Pen Llyn Morwynion 490c SH661303 124 18 MP survey: 31.2m / 102.5'. Name from lake to the West.
Foel Ddu 477m SH634284 124 18
Pen Bwlch Cwmmaria 462m SH622185 124 23 Trig pillar at 461m to the North. Name from bwlch to the North.
Carreg-y-Saeth 452m SH644302 124 18
Craig Aberserw 445m SH695265 124 18
Craig y Gwynt 431m SH672362 124 18
Moel y Geifr 427m SH635349 124 18
Moelwynion Drum 479m SH733428 124 18 Included by contour configuration
Craig y Garreg-lwyd 470c SH731427 124 18 MP survey: 30.2m / 99'
Cerrig-y-myllt 463m SH631471 115 17
Cerrig-y-myllt East Top 458m SH635469 115 17 MP survey: 34.6m / 113.5'. Name from hill to the West.
Foel Ddu 458m SH819475 116 18
Moel Pen-y-bryn 428m SH779496 115 18 Clem/Yeaman
Arenigs Cefn Glas 497m SH819279 124/125 23
Mochowgryn 496m SH806407 124/125 18 Included by contour configuration. Clem: Drop 33m.
Graig y Llestri 492m SH837301 124/125 23
Garw Fynydd 490c SH945401 125 18
Moel y Croesau 490c SH748383 124 18
Y Gesail 486m SH927437 125 18 MP survey: 30.6m / 100.5'
Pen Garneddwen 479m SH869414 124/125 18 Included by contour configuration
Y Garn 474m SH759375 124 18
Dyrysgol 473m SH833282 124/125 23
Pen Llyn y Garn 470c SH759380 124 18 MP survey: 33.5m / 110'. Two points of same height. Name from lake to the South.
Foel y Graig 470m SH844295 124/125 23
Craiglaseithin 466m SH734332 124 18
Foel Ddu 465m SH819245 124/125 23 Height from 1984 1:50000 map
Craig y Garn 461m SH894412 124/125 18
Craig y Dinas 457m SH779297 124 23
Moel Gwern-nannau 452m SH938457 116 18/264
Moel Eglwys 448m SH905478 116 18/264 Included by contour configuration. Clem: Drop 36m.
Pen Ffridd-sarn 441m SH840464 116 18
Moel Hafodowen 435m SH755266 124 18 Clem/Yeaman
Ffridd-y-fedw 432m SH830459 116 18
Moel Ddu 430c SH729327 124 18 MP survey: 39.8m / 130.5'
Ffridd Trawsgoed 424m SH837328 124/125 23
Pen Bwlch Goriwared 420c SH764245 124 23 Six points of same height. Name from bwlch to the East.
Craig y Penmaen 420m SH724299 124 18
Cerniau 412m SH756242 124 18 MP survey: 34.1m / 112'
Foel Cae-poeth 410c SH756249 124 18
Foel Offrwm 405m SH750210 124 18 Marilyn. Clem/Yeaman.
Bryn Mawr 400c SH830258 124/125 23 Two points of same height
Moel y Llan 400c SH753241 124 18 MP survey: 32.9m / 108'. Three points of same height.
Hirnants Croes y Forwyn 499m SJ030210 125 239
Pen y Ffridd Cownwy 497m SH976177 125 23/239
Moel Dimoel 494m SJ028255 125 239/255 Included by contour configuration
Is-afon 490m SH926317 125 23
Foel y Ddinas 489m SH952304 125 23 Clem/Yeaman
Cyrniau 488m SJ063252 125 239/255 Clem/Yeaman
Y Gribin / Llannerchfydaf 485m SH902173 125 23 Two points of same height, other at SH906177
Foel Cae'r-hafotty 483m SH920304 125 23
Y Graig 469m SH963337 125 18/23
Ffridd Fach 457m SJ026225 125 239 MP survey: 32.5m / 106.5'. RW: drop 30m.
Pen-y-bylchau 456m SJ062203 125 239
Das Eithin 451m SJ092232 125 239 452m on 1984 1:50000 map
Cefn Coch 447m SH001354 125 255
Foel Dugoed 439m SH894132 124/125 23 Clem/Yeaman
Mynydd Copog 433m SH884148 124/125 23
Craig Foel-y-ddinas 430c SH956312 125 23 Three points of same height
Moel Maes-y-llech 430m SH897273 124/125 23
Ffridd Ddu 421m SH892158 124/125 23
Y Glog 408m SJ089206 125 239
Berwyns Mynydd Bach 482m SJ150341 125 255
Pen Ty'n-y-graig 476m SJ148405 125 255 Name from wood to the North-East
Cefn-Hir-fynydd 464m SJ155312 125 255
Foel Rhiwlas 455c SJ201327 126 240/255 Clem/Yeaman. Height from Explorer 240.
Foel Wylfa 454m SJ192331 125 255 Height from 1984 1:50000 map
Pen y Gwely North Top 449m SJ211349 126 240/255 Name from hill to the South
Craig-yr-hwch 448m SJ213323 126 240/255
Pen Pantglas Ucha 432m SJ163302 125 255 Name from buildings to the East
Hen Graig 432m SJ177309 125 255
Careg y Big 416m SJ215396 126 240/255/256 MP survey: 30-31m / 98.5-101.5'. Height from 1986 1:50000 map.
Pen Coed y Bwlch 414m SJ225305 126 240 Name from wood at the summit
Pen-y-gwely 412m SJ222324 126 240/255 MP survey: 30.2m / 99'. Height from Explorer 240. Name from reservoir to the South.
Pen Llwynmawr 407m SJ241371 126 240/255/256 Name from village to the West
Craig Ysgwennant 404m SJ191311 125 255
Plas-crogen Wood 403m SJ248356 126 240/255
Craig-y-dduallt 402m SJ231400 117/126 240/255/256 Estimated height from rudimentary survey of higher easterly top
Mynydd Lledrod 402m SJ216309 126 240/255
Arans Creigiau Dwyfron 489m SH879174 124/125 23
Breidden Hills Moel y Golfa 403m SJ290125 126 240 Marilyn. Clem/Yeaman. 404m on 1986 1:50000 map. Monument at summit.
Long Mountain Beacon Ring 408m SJ265058 126 216 Marilyn. Clem/Yeaman. Trig pillar marked on map.
Corndon Lan Fawr 426m SO297967 137 216
Cemmaes
ridge
Esgair Ddu 464m SH873106 124/125 23 Marilyn. Clem/Yeaman. Trig pillar at 460m to the South.
Moel Eiddew 453m SH865051 124/125 215 Clem/Yeaman. Trig pillar.
Mynydd y Cemmaes 442m SH876090 124/125 23/215
Carnedd
Wen
Range
Garreg-hir 485m SN999978 136 215 Marilyn. Clem/Yeaman. Trig pillar.
Yr Allt 457m SN982988 136 215 Height from 1986 1:50000 map
Mynydd Pistyll-du 451m SH989006 136 215
Panylau Gwynion 451m SH936064 125 215
Mynydd Talyglannau 449m SH908117 125 23
Mynydd Cerrigllwydion 443m SO022982 136 215 Height from 1986 1:50000 map
Twmpath Melyn 439m SH961023 136 215 Clem/Yeaman
Carreg y Fran 436m SH938054 125 215 Height from 1984 1:50000 map
Mynydd Waun Fawr 425m SJ014055 125 215
Ddifed 412m SO019958 136 215
Disgwylfa 403m SJ033075 125 215/239
Cadair
Idris
Trawsfynydd 493m SH641109 124 23
Pen y Garn 459m SH626108 124 23 Trig pillar
Foel Ddu 448m SH697095 124 23 Clem/Yeaman
Tarrens Mynydd Tan-y-coed 491m SH668048 135 23
Mynydd Rhyd-galed 475m SH702041 135 23
Foel Pandy 454m SH694068 124 23
Corlan Fraith 406m SH631001 135 23 Clem/Yeaman. Height from 1986 1:50000 map.
Dyfi
Hills
Foel Dinas 478m SH842143 124/125 23 Clem/Yeaman
Mynydd Cwmcelli 469m SH804099 124/125 23/215 Marilyn. Clem/Yeaman. Trig pillar. aka Craig-goch.
Mynydd Tri Arglwydd 442m SH812094 124/125 23/215
Craig y Gamell 424m SH851132 124/125 23
Moel Heulen 403m SH776082 124 23/215
Pumlumon Allt Pant-mawr 496m SN856826 135/136 214
Mynydd Bychan 493m SN774923 135 23/215
Bryn Moel 491m SN773912 135 23/215
Bryn Mawr 489m SN724906 135 23
Fedw-ddu 488m SN857917 135/136 214/215
Bryn Amlwg 488m SN921974 136 215 Marilyn. Clem/Yeaman. Trig pillar
Bryn y Fan 482m SN931885 136 214 Marilyn. Clem/Yeaman. Trig pillar
Cerrig yr Hafan 482m SN733882 135 213
Llechwedd y Glyn 481m SN865873 135/136 214 Clem/Yeaman. Height from 1986 1:50000 map.
Foel Goch 479m SN696928 135 23
Esgair Foel-ddu 479m SN708926 135 23 aka Cerrig Blaencletwr-fawr
Gias 475m SN864862 135/136 214
Bryn Gwyn 471m SN731897 135 213
Moelfre 469m SN848983 135/136 215 Clem/Yeaman
Bryniau Rhyddion 467m SN743893 135 213 MP survey: 31.7m / 104'
Fynach Fawr 464m SN727891 135 213 Included by contour configuration
Y Drum 462m SN828846 135/136 214
Pen Craigypistyll 455m SN714858 135 213
Pen Bwlch-y-groes 454m SN898824 135/136 214 Clem/Yeaman
Gamallt 451m SN896925 135/136 214/215
Cefn yr Esgair 451m SN749887 135 213
Allt y Derw 450c SN873834 135/136 214 MP survey: 31.1m / 102'
Fuches 450c SN867837 135/136 214
Bryn Crugog 448m SN938925 136 214/215
Pen Carreg Gopa 447m SN722948 135 23 Clem/Yeaman
Llechwedd Gwinau 446m SN737877 135 213 MP survey: 33.8m / 111'
Dinas 445m SN904885 136 214 Clem/Yeaman
Banc Sychnant 444m SN720869 135 213
Banc y Garn 437m SN707844 135 213 Clem/Yeaman. Trig pillar.
Llannerch-yr-aur 437m SN863978 135/136 215 MP survey: 34.7m / 114'
Newydd Fynyddog 427m SH914004 136 215 Clem/Yeaman
Bryn yr Hwrdd 421m SN900904 136 214/215
Banc y Groes 420c SN882885 135/136 214
Moel y Garn 420m SN692912 135 23
Pen Llwyn-ieir 417m SN883820 135/136 214 MP survey: 32.9m / 108'
Disgwylfa Fach 416m SN736838 135 213
Yr Helfa Las 411m SN758865 135 213
Esgair Gorlan 410c SN724827 135 213 Clem/Yeaman. Two points of same height.
Banc Trawsnant 406m SN708833 135 213 407m on 1986 1:50000 map
Bryn y Fedwen 405m SN852972 135/136 215 MP survey: 32.3m / 106'
Banc Bronderwgoed 404m SN872988 135/136 215 MP survey: 30.2m / 99'
Waun y Gadair 404m SN918887 136 214 Height from 1986 1:50000 map
Bryn-y-tail 403m SN917874 136 214 Clem/Yeaman
Yr Allt 403m SN908875 136 214
Blaen Llywernog 401m SN730815 135 213
Pen y Waun-fawr 400c SN881951 135/136 215 Three points of same height
Garreg
Lwyd
range
Garreg Lwyd 499m SN942733 136/147 214 Marilyn. Clem/Yeaman.
Bryn Titli 497m SN930762 136/147 214
Cefn Lletyhywel 487m SN963736 136/147 214
Foel Gurig 480m SN918785 136/147 214 Trig pillar
Yr Wyldrn 475m SN960724 136/147 200
Foel Goch 461m SN940786 136/147 214
Cefn Cenarth 460m SN969762 136/147 214 Marilyn. Clem/Yeaman.
Craig Gellidywyll 445m SN952764 136/147 214
Wennallt 435m SN968784 136/147 214
Garreg y Gwynt 428m SN957776 136/147 214 MP survey: 31.7m / 104'. RW: drop 29m.
Bryn Mawr 405m SN944803 136 214 Clem/Yeaman. 406m on 1986 1:50000 map.
Gwastedyn
Hill range
Gwastedyn Hill 477m SN987661 136/147 200 Marilyn. Clem/Yeaman.
Rhiw Gwraidd 442m SO009633 147 200 Marilyn. Clem/Yeaman. Two tops of same height, other at SO014633.
Pegwn
Mawr
Range
Garn 494m SO019736 136/147 214
Red Lion Hill 493m SO055765 136/147 214 aka Banc y Dolau. Height from 1985&1986 1:50000 maps.
Castle Bank 476m SO072776 136/147 214
Gamallt 475m SN955709 136/147 200 Clem/Yeaman. Sub-Marilyn.
Wennallt 471m SO037712 136/147 200/214 Clem/Yeaman
Moel Dod 467m SO079768 136/147 214
Llywy 466m SO055704 136/147 200/214
Pen yr Onnen 465m SO042682 136/147 200 Name from buildings to the North-West
Foel 461m SO068786 136/147 214
Bryn Gwyn 457m SO050878 136 214 Included by contour configuration. Clem: drop 35m.
Cefn-crin 456m SO025727 136/147 200/214
Waun Gaseg 450m SO061726 136/147 200/214 Height from 1986 #136 1:50000 map
Pen Cnych Mawr 441m SO001769 136/147 214 Name from buildings to the South
Ysgwd-ffordd 440m SO083735 136/147 214 Clem/Yeaman. Trig pillar.
Pen Craig Dugwm 437m SO062850 136 214
Y Foel 435m SO018841 136 214 Clem/Yeaman
Moelfre 429m SN995829 136 214 Clem/Yeaman
Oldchapel Hill 426m SN975807 136 214 Clem/Yeaman
Pen Llyn Dwr 424m SO074822 136 214 Name from lake to the North-West
Cwmcringlyn Bank 423m SO072725 136/147 200/214
Pant-poeth Hill 422m SN996812 136 214
Beddugre Hill 419m SO089700 136/147 200/214 Clem/Yeaman
Bryn Cwmyrhiwdre 408m SO075837 136 214 Included by contour configuration. Clem: drop 35m.
Graig Lar 408m SN991800 136 214
Pen-y-ffynnon 407m SO000823 136 214 Height from 1986 1:50000 map
Cefnnantmel 402m SO037672 136/147 200
Beacon
Hill
Range
Shadwell Hill 498m SO203874 137 216 Clem/Yeaman. aka Long Plantation.
Tylcau Hill 486m SO142762 136/148 214 MP survey: 35.4m / 116'
Bryn Mawr 485m SO129819 136 214 Clem/Yeaman
Ty'n-y-ddol Hill 484m SO142790 136/148 214
Glog 483m SO091852 136 214
Bryngydfa 480c SO129807 136 214
Bryn 457m SO154848 136 214
Cefn Pawl 447m SO164794 136/148 214
Pen Hendre 434m SO152830 136 214 Name from buildings to the South
Bailey Hill 426m SO242720 137/148 201 Clem/Yeaman
Coety Bank 418m SO158809 136 214
Llan-wen Hill North-East Top 417m SO305699 137/148 201 Clem/Yeaman. Observatory & trig pillar at second top of same height: SO307702. Name from hill to the South-West.
Gaer 417m SO114698 136/148 200 Clem/Yeaman
Hawthorn Hill 407m SO287677 137/148 201
Castelltinboeth 406m SO090754 136/147 214 Height from 1985&1986 1:50000 maps
Black Hill 404m SO248693 136/148 201
Caer Din 403m SO273897 137 216 Height from 1985 1:50000 map
Radnor
Forest
Little Hill 491m SO143537 148 200
Bryn-y-maen 489m SO167573 148 200
Llanbedr Hill South-West Top 479m SO123474 148 188 Clem/Yeaman. Trig pillar.
Mynd 479m SO181593 148 200
Little Hill 469m SO173537 148 200
Crinfynydd 468m SO178605 148 200
Graig Hill 468m SO184674 136/148 200 Included by contour configuration. Clem: drop 35m.
Llanbedr Hill 467m SO132482 148 188
Bryngwyn Hill 466m SO178500 148 188/200
The Van 466m SO162587 148 200
Aberedw Hill 451m SO084508 147 188/200 Marilyn. Clem/Yeaman. Trig pillar. Two tops of same height, other at SO088505.
Castle Hill 449m SO205586 148 201
Carneddau 445m SO070552 147 200 Marilyn. Clem/Yeaman. aka The Banks.
Gilwern Hill 439m SO099583 147 200 Clem/Yeaman. Sub-Marilyn. Trig pillar.
Llandegley Rocks 436m SO131618 148 200 Trig pillar
Carneddau South-West Top 436m SO063545 147 200 Trig pillar. Name from hill to the North-East.
Carneddau South Top 432m SO067541 147 200 Name from hill to the North
Yr Allt 429m SO194525 148 188/200
Burl Hill 428m SO206574 148 201
Llysin Hill East Top 428m SO187686 136/148 200 Name from hill to the West
Llysin Hill 427m SO168684 136/148 200
The Smatcher 426m SO214598 148 201 Trig pillar at 425m, higher ground to the West.
Newchurch Hill 425m SO198506 148 188/200
Yr Allt East Top 424m SO205526 148 201 Name from hill to the West
Pen-y-clawdd Hill 416m SO199703 136/148 200/214
The Begwns 415m SO155444 148/161 13/188 Marilyn. Clem/Yeaman. Trig pillar at 414m to the South-West. aka The Roundabout.
Hanter Hill 414m SO252571 148 201
Coed-swydd 412m SO140646 148 200 Clem/Yeaman
Gilwern Hill West Top 410m SO083580 147 200 Name from hill to the East
Wylfre 410m SO116521 148 188/200 Trig pillar
Glog Hill 408m SO223691 137/148 201
Pen Fraithwen 407m SO181693 136/148 200 MP survey: 30m / 98.5'. Name from wood to the West.
Crungoed Bank 404m SO185711 136/148 200/214
Bwlch-y-cefn Bank 400m SO124609 148 200
Mynydd
Eppynt
Mynydd Eppynt 478m SN960463 147 188 Marilyn. Clem/Yeaman.
Ffynnon Bevan 475m SN927433 147/160 188 Fynnon Bevan is trig point name. Clem: drop 34m. Included by contour configuration.
Drum Ddu 474m SN979447 147/160 188 Trig pillar
Banc y Celyn 472m SO048464 147 188 Clem/Yeaman. Trig pillar.
Pen Cae'r Mynach 467m SN975474 147 188 Trig pillar. Name from buildings to the East.
Ysgwydd Hwch 456m SO052378 160 188 Clem/Yeaman. Height from 1985 1:50000 map.
Twyn Rhyd-car 454m SN960422 147/160 188 Height from 1985 1:50000 map
Pen Neuadd 445m SN995483 147 188 Name from buildings to the South
Moelfre 442m SO010483 147 188 Clem/Yeaman. Trig pillar at 441m to the East.
Mynydd Bwlch-y-Groes 442m SN868356 160 187/12 Clem/Yeaman. Sub-Marilyn. Trig pillar.
Cefn Clawdd 436m SO043404 147/160 188
Cefn Trum yr Hwch 433m SN992402 147/160 188
Banc y Celyn South-West Top 430c SO035450 147/160 188 Name from hill to the North-East
Garreg Fawr 429m SN946374 160 188 Included by contour configuration
Bryn Fanolau 423m SO016362 160 188 Clem/Yeaman. Trig pillar. Name from farm to the South-West.
Cefn Bola-maen 422m SN965347 160 188 Trig pillar
Twyn Disgwylfa 417m SN951318 160 12 Clem/Yeaman
Pen Gaer Fach 415m SO009366 160 188 Name from summit hillfort
Waun Gynllwch 415m SO064408 147/160 188 Trig pillar
Noethgrug 412m SN837374 160 187 Clem/Yeaman
Cefn Merthyr Cynog 409m SN977384 160 188 Included by contour configuration
Pen Llaneglwys 408m SO059391 160 188 Name from village to the South. Height from 1985 1:50000 map.
Pen Maesmerddyn 408m SN936331 160 188 Trig pillar. Name from fields to the North-West
Mynydd Fforest 400m SO095395 161 188 Clem/Yeaman. Trig pillar.
Elenydd-Mallaen Cefn Uchaf 497m SN846496 147 187 Trig pillar
Esgair Cerrig 490c SN754568 146/147 187
Pen y Garn-goch 487m SN885503 147 187 Marilyn. Clem/Yeaman. Trig pillar.
Yr Allt 486m SN835760 135/136/147 214
Carn Fawr 485m SN708572 146/147 187 Clem/Yeaman. Trig pillar.
Bryn Brawd 484m SN698519 146 187/199 Clem/Yeaman. Trig pillar.
Y Foel 482m SN925655 136/147 200 Height from 1985&1986 1:50000 maps
Bryn Rhudd 480m SN691559 146 199
Truman 480m SN777768 135/147 213
Bryn 478m SN904552 147 200
Carn Fawr 478m SN669503 146 199 Trig pillar at 474m to the South-West
Pen Garn-gou 477m SN858463 147 187
Pen Moel-prysgau 473m SN804614 147 187/200 Name from buildings to the South-East
Esgair Llethr 471m SN727543 146/147 187
Cefn Isaf 469m SN764543 146/147 187
Cefn Waun-lwyd 468m SN863523 147 187
Pen Garn-ddu 467m SN891628 147 187/200
Carn Gafallt 466m SN941646 147 200 Marilyn. Clem/Yeaman.
Llethr Llwyd 465m SN736532 146/147 187
Crug 463m SN669531 146 199 Trig pillar. aka Bigwrn Fach.
Crugiau Merched 462m SN722455 146/147 187 Marilyn. Clem/Yeaman. Trig pillar at 459m to the North. aka Mynydd Mallaen.
Disgwilfa 459m SN778666 135/147 187 Included by contour configuration
Llethr Mawr 459m SN711547 146/147 187 Included by contour configuration
Cnwch 456m SN927635 147 200
Pen y Gurnos 456m SN778513 146/147 187 Trig pillar
Crugwydd 455m SN874516 147 187
Cyrnau 454m SN749547 146/147 187
Garn Wen 454m SN903532 147 200 Clem/Yeaman. Trig pillar.
Bryn Garreg-lwyd 452m SN708532 146/147 187
Llechwedd Tyn-y-maes 452m SN764781 135/147 213
Cefn Alltwinau 449m SN865497 147 187
Allt y Ddinas 448m SN928567 147 200 Included by contour configuration. Clem: drop 34m.
Bryn-y-crofftau 448m SN748634 146/147 187 Included by contour configuration
Lan Lwyd 447m SN762753 135/147 213
Bryn Mawr 446m SN881536 147 187/200
Garn Dwad 446m SN872486 147 187
Cefn Bach 442m SN705417 146/147/160 187 Trig pillar
Llethr Erwast 442m SN714508 146/147 187
Gornoeth 440c SN946567 147 200
Carn Nant-yr-ast 440m SN721494 146/147 187 Trig pillar
Esgair Berfedd 440m SN683470 146 187/199 Clem/Yeaman. Trig pillar.
Lan Fawr 440m SN889545 147 187/200
Cefn Cnwcheithinog 434m SN753506 146/147 187
Llethr Melyn 433m SN963581 147 200 Two tops of same height, other at SN960580
Y Garth 433m SN934558 147 200 Clem/Yeaman
Y Bryn 422m SN722615 146/147 187
Bryn Clun 418m SN869539 147 187/200
Esgair Fawr 410c SN682483 146 187/199 Two points of same height
Pen Craig Alltyberau 409m SN765468 146/147 187 Trig pillar. Name from cliffs to the South-East.
Banc y Graig 408m SN699452 146 187/199 Clem/Yeaman
Pen Rhiwbie 405m SN779477 146/147 187
Cefn Branddu 400c SN707461 146/147 187
Black
Mountains
Ysgyryd Fawr 486m SO331182 161 13 Marilyn. Clem/Yeaman. Trig pillar.
Castell Dinas 450m SO179301 161 13 Height from 1984 1:50000 map
Twyn y Gaer 427m SO293219 161 13
Graig Syfyrddin 423m SO404211 161 189 Marilyn. Clem/Yeaman. Trig pillar. aka Edmund's Tump.
Brecon
Beacons
Garn Ddu 462m SO028124 160 12
Cefn Cil-Sanws 461m SO024102 160 12 Trig pillar at 460m to the East
Bryn-serth 410c SO148108 161 13
Fforest
Fawr
Cadair Fawr 485m SN978123 160 12 Clem/Yeaman. Trig pillar.
Penmoelallt 420c SO002096 160 12 Seven points of same height
Cefn Llechid 400m SN942275 160 12 Clem/Yeaman. Trig pillar.
Brechfa
Forest
Mynydd Pencarreg 415m SN576433 146 186/199 Clem/Yeaman. Sub-Marilyn. Trig pillar.
Mynydd Llanybyther 408m SN535395 146 186 Clem/Yeaman. Trig pillar.
Mynydd
Du
Pen Bwlch y Ddeuwynt 474m SN791176 160 12 Trig pillar at 471m to the South. Name from bwlch to the North-West.
Tyle Garw 468m SN785178 160 12
Mynydd Myddfai 440m SN807297 160 12 Clem/Yeaman. Trig pillar.
Cribarth 426m SN829145 160 12
Foel Darw 424m SN826259 160 12
Trichrug 415m SN699229 160 12 Marilyn. Clem/Yeaman. Trig pillar. aka Pen y Picws.
Y Pigwn 412m SN826312 160 12
Mynydd
Preseli
Cerrig Lladron 468m SN067321 145 35
Carn Sian 402m SN127322 145 35
The
Valleys
Mynydd Gethin 493m SO044025 170 166 Clem/Yeaman. Sub-Marilyn. Trig pillar on map. Height from 1989 1:50000 map.
Moel yr Hyrddod 493m SN861004 170 166 Trig pillar
Mynydd Bedwellte 486m SO145060 161 13/166 Clem/Yeaman. Trig pillar
Hirfynydd 481m SN839076 160 12 Marilyn. Clem/Yeaman. Trig pillar.
Cefn y Rhondda 481m SS971974 170 166 Trig pillar
Gelli-gaer Common 477m SO100035 171 166 Clem/Yeaman. Trig pillar
Mynydd Twyn-glas 472m ST260978 171 152 Marilyn. Clem/Yeaman. Trig pillar.
Cefn Gwyngul 470m ST012974 170 166 Clem/Yeaman. Trig pillar
Rhymney Hill 457m SO126089 161 13/166 aka Rhymni Hill
Mynydd Aberdar 457m SO021056 160 12/166 Trig pillar
Coetgae Isaf 450m SS881962 170 166 Trig pillar
Twyn y Waun 450c SO084074 160 12/166
Mynydd Garnclochdy 448m SO291061 161 13
Cefn y Brithdir 446m SO121043 171 166 Clem/Yeaman
Mynydd Cilfach-yr-encil 445m SO079033 170 166 Clem/Yeaman. aka Merthyr Common.
Cefnrhos-gwawr 440c SN972014 170 166
Coed Cae Aberaman 436m ST017987 170 166
Mynydd y Ffaldau 430c SS981986 170 166
Mynydd Ty'n-tyle 429m SS996960 170 166
Twmbarlwm 419m ST242926 171 152 Trig pillar
Mynydd Marchywel 418m SN768038 170 165 Marilyn. Clem/Yeaman. Trig pillar.
Twyn Brynbychan 411m ST064989 170 166 Trig pillar
Mynydd Corrwg Fechan 410c SN883003 170 166
Mynydd Pen-y-fan 409m SO192021 171 166 Trig pillar

Hills to be surveyed:-

Group Name Met Grid Ref 1:50000 Map 1:25000 Map Notes
Carneddau Foel Dduarth 450c SH682715 115 17
Craig Celynin 407m SH747734 115 17
Clogwyn Pryfed 404m SH746595 115 17 Height from 1989 1:50000 map
Hiraethog Foel Frech 453m SJ011540 116 264
Moel Rhiwlug 433m SH885553 116 17 RW: drop 31m
Mynydd Poeth 417m SH954511 116 18/264
Ffridduchaf 404m SH864606 116 17 RW: drop 33m
Cefnen Wen 402m SH884541 116 18 403m on 1986 1:50000 map. RW: drop 25m.
Rhinogydd Pen Llyn Caerwych 420c SH641352 124 18 MP survey: 19.5m / 64'. Name from lake to the South.
Craig y Ganllwyd 410c SH707258 124 18 1:50000 and 1:25000 maps differ
Moelwynion Pen y Benar 431m SH731502 115 18 MP survey: 27.1m / 89'
Arenigs Cerrig y Gordref 497m SH931428 125 18 28m reascent
Pen Hafotty Ucha 442m SH932454 116 18/264 MP quick estimated col survey: not a chance. Name from buildings to the East.
Y-Foel 430m SH752351 124 18
Ffridd Wen 410c SH728339 124 18 MP survey: 26.7m / 87.5'
Hirnants Y Foel 475m SH903162 125 23 MP survey: 28.04m / 92'. RW: drop 28m.
Mynydd Nantydugoed 461m SH924140 125 23 RW: drop 24m
Rhanneg 447m SJ004336 125 255 MP survey: 28.2m / 92.5'.
Pen-y-Bwlchau South-West Top 444m SJ053198 125 239 MP survey: 29.3m / 96'. RW: drop 24m. Name from hill to the North-East.
Dwyffrwd 431m SJ016214 125 239 MP survey: 26.5m / 87'. RW: drop 28m.
Moel y Tryfel 405m SH975155 125 23/239 406m on 1984 1:50000 map. RW: drop 31m.
Berwyns Pen Gwern-feifod 487m SJ095293 125 255 MP estimated col survey: 28m / 92'. Name from buildings to the South.
Blaen-tri-nant 442m SJ172320 125 255 MP survey: 24.4m / 80'
Carnedd
Wen
range
Esgair Gorddu 444m SH930057 125 215
Fron 412m SJ029066 125 215/239 MP survey: 22.4m / 73.5'
Mynydd y Gelli 412m SO023968 136 215 MP survey: 16.8m / 55'. Explorer uppermost contour error of 420c.
Pen Llyn y Grinwydden 412m SJ024073 125 215/239 MP survey: 24.7m / 81'. Name from lake to the South.
Dyfi Hills Fedw-lwyd 424m SH805094 124/125 23/215
Pumlumon Foel Grafiau West Top 493m SN760920 135 23/215 Name from hill to the East
Castell 482m SN736909 135 23
Bryn Mawr 453m SN883866 135/136 214
Bryn Gwyn 443m SN749862 135 213 Height from 1986 1:50000 map
Mynydd Dyrnol 412m SN902917 136 214/215
Llechwedd Cwm-byr 403m SN715893 135 213
Garreg
Lwyd range
Drysgol 484m SN946744 136/147 214 RW: drop 30m
Cefn Pen-lan 480c SN952755 136/147 214
Pegwn
Mawr
Range
Cwmcynydd Bank 444m SO052725 136/147 200/214 Clem: drop 27m
Pen Cwm-cuan 442m SO024704 136/147 200/214 Name from cwm to the South
Cwm-hir Bank 432m SO022715 136/147 200/214
Little Park 426m SO052717 136/147 200/214
Cefndyrys 425m SO044735 136/147 214
Allt y Moch 421m SO022849 136 214 MP survey: 29.4m / 96.5'
Beacon
Hill
Range
Black Mountain 482m SO161772 136/148 214 MP survey: 27.7m / 91'
Newhouse Hill 480c SO142769 136/148 214 MP survey: 27.9m / 91.5', Top 484m.
Garreg Lwyd Hill 463m SO128797 136/148 214 MP survey: 25.9m / 85'
Downes's Dingle Hill 406m SO250726 137/148 201 MP survey: 29.0m / 95'. Name from dingle to the South.
Radnor
Forest
Allt Dderw 457m SO168503 148 188/200
Ireland's Well Hill 446m SO157482 148 188 Name from well to the West
Pentre Tump 435m SO193577 148 200 MP survey: 25.9m / 85'
Aberedw Hill North Top 432m SO092523 147 188/200 Clem: drop 30m. Name from hill to the South.
Wylfre West Top 416m SO106523 148 188/200 Name from hill to the East.
Cefn Perfa 411m SO174579 148 200 MP survey: 29.6m / 97'. Clem: drop 30m.
Mynydd
Eppynt
The Warren 467m SN968470 147 188
Twyn Rhyd-car North Top 456m SN956435 147/160 188 Name from hill to the South
Maen ar Dwll 455m SN909412 147/160 188
Pen Ynys-hir 420c SN924378 160 188 Name from buildings to the North-East
Pen-y-lan 415m SO020418 147/160 188 Name from lake to the North-East
Waun Gynllwch West Top 413m SO055405 147/160 188 Name from hill to the East
Pen Gwar-y-felin 413m SN925349 160 188 Name from buildings to the East
Pen Llanfihangel Nant Bran 412m SN931340 160 188 Name from village to the East
Llaneglwys Wood 400c SO052391 160 188
Elenydd-Mallaen Byniau Pica 496m SN808664 135/136/147 187/200
Esgair Fawr 496m SN739586 146/147 187
Pen Bwlch Esgair Gelli 490c SN782572 146/147 187 Two points of same height. Name from bwlch to the North.
Esgair Ffrwd 487m SN752577 146/147 187 Height from 1985 1:50000 map. Clem: drop 30m.
Esgair Hir 484m SN757562 146/147 187 Trig pillar
Esgair Hir 483m SN783557 146/147 187
Bryn Diliw 480c SN834779 135/136/147 214
Esgair Fraith 480c SN712571 146/147 187
Llethr Hir 480c SN833671 135/136/147 187/200
Esgair Dernol 477m SN904758 136/147 214
Pen y Tywi 476m SN807623 147 187/200 Name from stream to the North
Garn 473m SN691529 146 199
Bryn Llyn Egnant 470c SN795666 135/147 187
Wennallt 468m SN934571 147 200
Pen Carn Saith-wraig 464m SN778525 146/147 187 Name from cairn to the North-West
Esgair Dderw 463m SN944699 136/147 200
Gurnos 461m SN904622 147 200 MP survey: 16.8m / 55'
Lan Fawr 461m SN940577 147 200
Graig Felen 460c SN787673 135/147 187
Craig Lan-las 440c SN758747 135/147 213
Esgair Llwyn-gwyn 438m SN886791 135/136/147 214
Y Glog 434m SN728576 146/147 187
Pen Rhiwclochdy 433m SN751522 146/147 187
Bryn Berw 430c SN714505 146/147 187
Carn Nant-yr-ast East Top 427m SN732497 146/147 187 Name from hill to the West
Pen-y-raglan-wynt 423m SN738491 146/147 187
Cefn Gwenffrwd 422m SN741486 146/147 187
Cnwch Rhiwhalog 415m SN798522 146/147 187
Esgair Fraith 415m SN648483 146 199
Cerrig Cyffion 414m SN689479 146 187/199
Pen Rhiwlas 412m SN757708 135/147 213
Rhiw Cilgwyn 412m SN728413 146/147/160 187
Pen Bwlch yr Oerfa 410c SN768751 135/147 213 Name from bwlch to the West
Bryn Mawr 400c SN755683 135/147 213
Black Mountains Pen y Grib 490c SO185306 161 13 Name from ridge to the North-East
Brecon
Beacons
Bryn Melyn 440c SO109184 161 12/13
Pen Brynmawr 433m SO183125 161 13 Name from town to the South
Mynydd Du Mynydd y Llan 423m SN791248 160 12
The
Valleys
Gilwern Hill 441m SO244125 161 13
Mynydd Bach 433m SS868928 170 166 1:50000 map has 433m spot height, 1:25000 map has only 420m contour.
Mynydd Pen-y-graig 416m SS986905 170 166 Trig pillar. Spot-height 382m probably not at col.
Coed yr Hendre 413m SO105018 171 166
Pen Craig Abercwmboi 408m ST033983 170 166 Height from 1989 1:50000 map. Name from cliffs to the North.