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1 | © 2013 - 2016 Myrddyn Phillips and Aled Williams. Non-commercial copying is permitted provided attribution is preserved. Re-use of the presented data in this or another format requires the permission of the authors. | ||||||||||||||||||||||||||||||||||||||||
2 | Contains OS Data © Crown copyright and database rights 2016, licensed under the OGL (see at http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/ ). | ||||||||||||||||||||||||||||||||||||||||
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4 | © Crown: CHERISH PROJECT 2019. Produced with EU funds through the Ireland Wales Co-operation Programme 2014-2020. All material made freely available through the Open Government Licence. | ||||||||||||||||||||||||||||||||||||||||
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6 | Y Pellennig - Remotest Hills of Wales - All Wales | ||||||||||||||||||||||||||||||||||||||||
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8 | Rank | Name | Remoteness (km) | Summit Grid Reference | 1:50,000 Map | 1:25,000 map | Summit Height (m) | Drop (m) | Section | Cardinal Hill | Grid Reference (Nearest Paved Public Road) | Bwlch Grid Reference | Bwlch Height (m) | Notes | |||||||||||||||||||||||||||
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10 | 1 | West Tump | 16.33 | SM 596 093 | 157 | 36 | 17 | 17 | 31C | Gwales | SM 76034 08976 | SM 596 093 | N/A | The summit is situated on an island or tidal island. | |||||||||||||||||||||||||||
11 | 2 | Gwales | 16.17 | SM 598 093 | 157 | 36 | 42 | 42 | 31C | Gwales | SM 76034 08976 | N/A | N/A | The summit is situated on an island or tidal island. Recorded by the Ordnance Survey as Grassholm Island and as Wallis on the ‘Penbrochiae Comitatus, olim Demetiae Regionis Descriptio’ map of 1602. Second summit of same map height at SM 598 094 on the Ordnance Survey enlarged Geograph map. | |||||||||||||||||||||||||||
12 | 3 | Emsger | 7.725 | SM 651 226 | 157 | 35 | 33.7 | 33.7 | 31C | Bishops and Clerks | SM 72411 25237 | N/A | N/A | The summit is situated on an island or tidal island. Name composition in accordance with standard modern Welsh and upland place-name principles. Also recorded by the Ordnance Survey as South Bishop and as Carreg Emskar ('Dictionary of the Place-Names of Wales' by H.W.Owen and R.Morgan, 2007). 33.7m summit height (and therefore also drop) from a Trimble GeoXH 6000 survey conducted by Myrddyn Phillips. | |||||||||||||||||||||||||||
13 | 4 | Daufraich | 6.45 | SM 661 236 | 157 | 35 | 21.7 | 21.7 | 31C | Bishops and Clerks | SM 72411 25237 | N/A | N/A | The summit is situated on an island or tidal island. 21.7m summit height (and therefore also drop) from a Trimble GeoXH 6000 survey conducted by Myrddyn Phillips. | |||||||||||||||||||||||||||
14 | 5 | Pt. 22m, North Bishop | 6.275 | SM 666 277 | 157 | 35 | 22 | 22 | 31C | Bishops and Clerks | SM 72411 25237 | N/A | N/A | The summit is situated on an island or tidal island. | |||||||||||||||||||||||||||
15 | 6 | Pt. 21m, North Bishop | 6.2 | SM 667 278 | 157 | 35 | 21 | 21 | 31C | Bishops and Clerks | SM 72411 25237 | N/A | N/A | The summit is situated on an island or tidal island. | |||||||||||||||||||||||||||
16 | 7 | North Bishop | 6 | SM 670 280 | 157 | 35 | 44 | 44 | 31C | Bishops and Clerks | SM 72411 25237 | N/A | N/A | The summit is situated on an island or tidal island. Highest point in the chain of islets known as North Bishop. | |||||||||||||||||||||||||||
17 | 8 | Pt. 23m, Carreg Rhoson | 5.95 | SM 664 253 | 157 | 35 | 23 | 23 | 31C | Bishops and Clerks | SM 72411 25237 | N/A | N/A | The summit is situated on an island or tidal island. | |||||||||||||||||||||||||||
18 | 9 | Pt. 24m, North Bishop | 5.9 | SM 672 281 | 157 | 35 | 24 | 24 | 31C | Bishops and Clerks | SM 72411 25237 | N/A | N/A | The summit is situated on an island or tidal island. | |||||||||||||||||||||||||||
19 | 10 | Pt. c 20m, Carreg Rhoson | 5.85 | SM 665 254 | 157 | 35 | c | 20 | c | 20 | 31C | Bishops and Clerks | SM 72411 25237 | N/A | N/A | The summit is situated on an island or tidal island. | |||||||||||||||||||||||||
20 | 11 | Pt. 23m, Carreg Rhoson | 5.775 | SM 666 254 | 157 | 35 | 23 | 23 | 31C | Bishops and Clerks | SM 72411 25237 | N/A | N/A | The summit is situated on an island or tidal island. | |||||||||||||||||||||||||||
21 | 12 | Pen Diban | 5.71 | SH 112 205 | 123 | 253 | 20 | 15 | 30B | Ynys Enlli | SH 14901 24954 | SH 112 209 | 5 | The summit is situated on an island or tidal island. 20.0m summit height and 5.0m bwlch height (15m drop) from a Trimble GeoXH 6000 survey conducted by Myrddyn Phillips. | |||||||||||||||||||||||||||
22 | 13 | Carreg Rhoson | 5.67 | SM 667 254 | 157 | 35 | 44 | 44 | 31C | Bishops and Clerks | SM 72411 25237 | N/A | N/A | The summit is situated on an island or tidal island. Highest point in the chain of islets known as Carreg Rhoson. | |||||||||||||||||||||||||||
23 | 14 | Pt. 22m, Carreg Rhoson | 5.25 | SM 671 256 | 157 | 35 | 22 | 22 | 31C | Bishops and Clerks | SM 72411 25237 | N/A | N/A | The summit is situated on an island or tidal island. | |||||||||||||||||||||||||||
24 | 15 | The Head | 5.21 | SM 731 046 | 157 | 36 | 55.0 | 55.0 | 31C | Skokholm | SM 76034 08976 | N/A | N/A | The summit is situated on an island or tidal island. This summit is the highest point of Skokholm. 55.0m summit height and its position extracted from the surface analysis programme developed by Joe Nuttall. | |||||||||||||||||||||||||||
25 | 16 | Carreg Rhoson | 5.175 | SM 672 256 | 157 | 35 | 28 | 28 | 31C | Bishops and Clerks | SM 72411 25237 | N/A | N/A | The summit is situated on an island or tidal island. 28m summit height taken from the DataMapWales and its position extracted from the surface analysis programme developed by Joe Nuttall. | |||||||||||||||||||||||||||
26 | 17 | Pt. 24m, Carreg Rhoson | 5.05 | SM 673 257 | 157 | 35 | 24 | 24 | 31C | Bishops and Clerks | SM 72411 25237 | N/A | N/A | The summit is situated on an island or tidal island. | |||||||||||||||||||||||||||
27 | 18 | Ynys Echni | 4.975 | ST 221 646 | 171, 182 | 151 | 32 | 32 | 32C | Ynys Echni | ST 18683 68185 | N/A | N/A | The summit is situated on an island or tidal island. Recorded by the Ordnance Survey as Flat Holm. | |||||||||||||||||||||||||||
28 | 19 | Tyle Garw | 4.875 | SN 784 178 | 160 | 12 | 467.3 | c | 41 | 32A | Fan Brycheiniog | SN 78492 12918 | SN 787 173 | c | 426 | 467.3m summit height from a Trimble GeoXH 6000 survey conducted by Myrddyn Phillips. Tyle Garw holds the distinction of being the remotest hill of mainland Wales. | |||||||||||||||||||||||||
29 | 20 | Ynysoedd y Moelrhoniaid | 4.875 | SH 267 947 | 114 | 262 | 21.7 | 21.7 | 30A | Ynysoedd y Moelrhoniaid | SH 30321 91435 | N/A | N/A | The summit is situated on an island or tidal island. Also recorded by the Ordnance Survey as The Skerries, with the singular form of Ynys y Moelrhoniaid also appearing in various sources. 21.6m summit height (and therefore also drop) from a Trimble GeoXH 6000 survey conducted by Myrddyn Phillips. | |||||||||||||||||||||||||||
30 | 21 | Foel Uchaf | 4.85 | SN 806 622 | 147 | 187, 200 | 476 | 31 | 31C | Drygarn Fawr | SN 77033 65470 | SN 805 624 | 445 | Foel Uchaf is the prioritised locally known name for this hill. Foel Uchaf and Foel Isaf are also locally known by the collective names of Moelydd and Foel Moel Prysgau. Drop value from 445m bwlch height on the Ordnance Survey enlarged Geograph map. | |||||||||||||||||||||||||||
31 | 22 | Ynys Arw | 4.85 | SH 266 945 | 114 | 262 | 15.2 | 15.2 | 30A | Ynysoedd y Moelrhoniaid | SH 30321 91435 | N/A | N/A | The summit is situated on an island or tidal island. 15.2m summit height (and therefore also drop) from a Trimble GeoXH 6000 survey conducted by Myrddyn Phillips. | |||||||||||||||||||||||||||
32 | 23 | Pt. 17m | 4.8 | SM 712 096 | 157 | 36 | 17 | 17 | 31C | Skomer | SM 76034 08976 | N/A | N/A | The summit is situated on an island or tidal island. Summit height of 17m taken from the Ordnance Survey enlarged Geograph map. Summit height of 7m on current Ordnance Survey 1:25,000 Explorer maps. | |||||||||||||||||||||||||||
33 | 24 | Ynys Berchen | 4.775 | SH 271 950 | 114 | 262 | 18 | 18 | 30A | Ynysoedd y Moelrhoniaid | SH 30855 92060 | SH 270 950 | N/A | The summit is situated on an island or tidal island. Also recorded by the Ordnance Survey as Berchan [sic]. Summit height from the Ordnance Survey enlarged Geograph map. | |||||||||||||||||||||||||||
34 | 25 | Cerrig Coegion | 4.75 | SN 790 176 | 160 | 12 | 473.4 | c | 56 | 32A | Fan Brycheiniog | SN 78492 12918 | SN 795 187 | c | 417 | Cerrig Coegion is the locally known name for this hill. Name taken from a non-Ordnance Survey source. The name is also recorded in 'Bugail Y Mynydd Du' by Rhys Davies. 473.3m summit height from a Trimble GeoXH 6000 survey conducted by Myrddyn Phillips. Triangulation pillar with 471.830m flush bracket height situated southward of summit at grid reference SN 790 174. | |||||||||||||||||||||||||
35 | 26 | Pig Stone | 4.75 | SM 713 092 | 157 | 36 | 27 | 27 | 31C | Skomer | SM 76034 08976 | N/A | N/A | The summit is situated on an island or tidal island. | |||||||||||||||||||||||||||
36 | 27 | Esgair y Llyn | 4.535 | SN 841 701 | 135, 136, 147 | 200 | 528.6 | 15.6 | 31C | Carn yr Hyrddod | SN 88586 69399 | SN 838 700 | 513.0 | 528.6m summit height and 513.0m bwlch height (15.6m drop) from a Trimble GeoXH 6000 survey conducted by Myrddyn Phillips and Aled Williams, with both positions based on LIDAR analysis conducted by Aled Williams. | |||||||||||||||||||||||||||
37 | 28 | Carnedd Uchaf | 4.52 | SH 686 668 | 115 | 17 | 925.0 | 33.0 | 30B | Carnedd Llywelyn | SH 73190 66331 | SH 691 673 | 892.0 | Carnedd Gwenllian was accepted by the Ordnance Survey as an official name for this summit on the 26th September 2009. This name originates as an invented name coined by Cymdeithas y Dywysoges Gwenllian and as such, has received a mixed reception among the local farming community. Thomas Pennant recorded the name of this hill as Carnedd y Lladron in 1781, which is substantiated by an 1848 Tithe map. However, Carnedd Uchaf is currently the name in local use. 925.0m summit height from a Leica RX1250 survey conducted by Alan Dawson and 892.0m bwlch height (33.0m drop) from LIDAR analysis conducted by Aled Williams. | |||||||||||||||||||||||||||
38 | 29 | Cnapyn Drawsffos | 4.51 | SN 834 706 | 135, 136, 147 | 200 | * 548.0 | 46 | 31C | Carn yr Hyrddod | SN 83196 75149 | SN 831 713 | 502 | 548.0m summit height from LIDAR analysis conducted by Aled Williams. Drop value ascertained from a 21.6m basic levelling survey conducted from the critical bwlch for this hill at SN 831 713 to the 524m summit of Trum y Gŵr at SN 830 718. | |||||||||||||||||||||||||||
39 | 30 | Foel Grach | 4.35 | SH 688 659 | 115 | 17 | 975.4 | 41.8 | 30B | Carnedd Llywelyn | SH 73190 66331 | SH 688 652 | 933.7 | 975.4m summit height from a Leica RX1250 survey conducted by Alan Dawson and 933.7m bwlch height (41.8m drop) from LIDAR analysis conducted by Aled Williams. Emergency mountain refuge situated just below the summit. | |||||||||||||||||||||||||||
40 | 31 | Foel Ganol | 4.3 | SN 809 916 | 135, 136 | 214, 215 | 548 | c | 26 | 31A | Pumlumon Fawr | SN 80076 95840 | SN 808 918 | c | 522 | Foel Ganol is the locally known name for this hill. The Ordnance Survey have incorrectly applied the name Foel Isaf to this hill. | |||||||||||||||||||||||||
41 | 32 | Foel Isaf | 4.26 | SN 802 912 | 135, 136 | 214, 215 | 565 | c | 34 | 31A | Pumlumon Fawr | SN 77500 87966 | SN 792 910 | c | 531 | Foel Isaf is the locally known name for this hill. The Ordnance Survey have incorrectly applied the name Foel Uchaf to this hill, having previously recorded Moel Palurau [sic] as the name. Recorded as Moel y Delyn on a 1744 map entitled 'A Plan of the Mannor of Perveth'. | |||||||||||||||||||||||||
42 | 33 | Esgair Garthen | 4.26 | SN 825 642 | 147 | 187, 200 | 508.1 | 22.7 | 31C | Drygarn Fawr | SN 86717 63600 | SN 823 639 | 485.35 | 508.1m summit height and 485.35m bwlch height (22.7m drop) from a Trimble GeoXH 6000 summit survey and LIDAR bwlch analysis conducted by Aled Williams and Myrddyn Phillips. | |||||||||||||||||||||||||||
43 | 34 | Llethr Gwaered | 4.225 | SN 801 626 | 147 | 187, 200 | 490 | 26 | 31C | Drygarn Fawr | SN 77033 65470 | SN 794 630 | 464 | Llethr Gwaered is the locally known name for this hill. | |||||||||||||||||||||||||||
44 | 35 | Blaen Rhestr | 4.2 | SN 843 693 | 135, 136, 147 | 200 | 547 | c | 39 | 31C | Carn yr Hyrddod | SN 88582 69378 | SN 837 689 | c | 508 | Roofed and locked building situated south-westward of the summit. | |||||||||||||||||||||||||
45 | 36 | Garland Stone | 4.17 | SM 721 104 | 157 | 36 | 32 | 32 | 31C | Skomer | SM 76034 08976 | N/A | N/A | The summit is situated on an island or tidal island. Also recorded by the Ordnance Survey as Garlands Stones and as Yardeland Stone on the 'Penbrochiae Comitatus olim Demetiae Regionis Descriptio' map of 1602. | |||||||||||||||||||||||||||
46 | 37 | Long Point | 4.14 | SM 744 051 | 157 | 36 | 15 | 15 | 31C | Skokholm | SM 76034 08976 | SM 744 052 | N/A | The summit is situated on an island or tidal island. Summit height from the Ordnance Survey enlarged Geograph map. | |||||||||||||||||||||||||||
47 | 38 | Foel Isaf | 4.075 | SN 803 614 | 147 | 187, 200 | 473 | c | 39 | 31C | Drygarn Fawr | SN 79297 57549 | SN 803 618 | c | 434 | Foel Isaf is the prioritised locally known name for this hill. Foel Uchaf and Foel Isaf are also locally known by the collective names of Moelydd and Foel Moel Prysgau. | |||||||||||||||||||||||||
48 | 39 | Mynydd Enlli | 4.025 | SH 123 219 | 123 | 253 | 167.9 | 167.9 | 30A | Mynydd Enlli | SH 14901 24954 | N/A | N/A | The summit is situated on an island or tidal island. This summit is the highest point of Ynys Enlli. 167.9m summit height from a Trimble GeoXH 6000 survey conducted by Myrddyn Phillips. | |||||||||||||||||||||||||||
49 | 40 | Pt. 78m, Skomer | 4 | SM 721 099 | 157 | 36 | 78 | c | 16 | 31C | Skomer | SM 76034 08976 | SM 720 096 | c | 62 | The summit is situated on an island or tidal island. Situated on part of Skomer recorded as North Plateau by the Wildlife Trust of South and West Wales. The name (or a description) Sheer Face is applied to this hill on the Ordnance Survey 1:2,500 and enlarged Geograph map. Included in the Pellennig list due to map contour interpolation. | |||||||||||||||||||||||||
50 | 41 | Foel Fras | 3.975 | SH 696 681 | 115 | 17 | 944.1 | 62.8 | 30B | Carnedd Llywelyn | SH 73190 66331 | SH 687 665 | 881.3 | 944.1m summit height and 881.3m bwlch height (62.8m drop) from a Leica RX1250 survey conducted by Alan Dawson. Triangulation pillar with 943.051m flush bracket height situated on the summit area at SH 69652 68173. | |||||||||||||||||||||||||||
51 | 42 | Chapel Point | 3.96 | SS 142 959 | 158 | 36 | c | 57 | c | 15 | 31C | Ynys Bŷr | SS 11702 98964 | SS 135 964 | c | 42 | The summit is situated on an island or tidal island. Included in the Pellennig list due to map contour interpolation. Triangulation pillar at SS 142 959 with 55.882m flush bracket height situated on the summit area. However, inspection of photographs of the area around the trig indicates that the summit of this hill is approximately 1.5m higher than the base of the trig. | ||||||||||||||||||||||||
52 | 43 | Carnedd Llywelyn | 3.95 | SH 683 643 | 115 | 17 | 1062.1 | 748.3 | 30B | Carnedd Llywelyn | SH 67752 60472 | SH 675 604 | 313.7 | Name composition in accordance with standard modern Welsh and upland place-name principles. 1062.1m summit height from LIDAR analysis conducted by Aled Williams and 313.7m bwlch height from a Trimble GeoXH 6000 survey conducted by Myrddyn Phillips with the position based on LIDAR analysis conducted by Aled Williams. | |||||||||||||||||||||||||||
53 | 44 | Llethr Hir | 3.95 | SN 833 671 | 135, 136, 147 | 187, 200 | c | 486 | c | 33 | 31C | Carn yr Hyrddod | SN 79418 68033 | SN 835 674 | c | 453 | |||||||||||||||||||||||||
54 | 45 | Pumlumon Arwystli | 3.925 | SN 814 877 | 135 | 214 | 741 | 64 | 31A | Pumlumon Fawr | SN 80387 83956 | SN 808 873 | 677 | Also recorded by the Ordnance Survey as Pen Pumlumon Arwystli and by the colloquial alternative Plynlimon Arwystli. Second summit of same map height positioned at SN 815 877 on the Ordnance Survey Vector Map Local hosted on the Geograph website and which is entitled the Interactive Coverage Map. Drop value from 677m bwlch spot height on the Ordnance Survey Vector Map Local hosted on the Geograph website and which is entitled the Interactive Coverage Map. | |||||||||||||||||||||||||||
55 | 46 | Ynys Bery | 3.925 | SM 701 219 | 157 | 35 | 72 | 72 | 31C | Ynys Dewi | SM 72411 25237 | N/A | N/A | The summit is situated on an island or tidal island. Also recorded by the Ordnance Survey as Margery Island. 72.0m summit height from LIDAR analysis conducted by Aled Williams, with a more remote (4.100 km) second summit of same 71m map height positioned at SM 70056 21859 alanysed via LIDAR as being 71.9m high. | |||||||||||||||||||||||||||
56 | 47 | Drygarn Fawr | 3.9 | SN 862 584 | 147 | 187, 200 | 645 | c | 258 | 31C | Drygarn Fawr | SN 83624 55531 | SN 857 754 | c | 387 | Also recorded by the Ordnance Survey as Trigarn. Summit height taken from the 2,115ft (644.7m) levelled height on the Ordnance Survey 1:10,560 map, which matches the rounded up 645m height on contemporary Ordnance Survey 1:50,000 Landranger and 1:25,000 Explorer maps. Triangulation pillar with 641.604m flush bracket height situated south-westward of summit at SN 86226 58375. | |||||||||||||||||||||||||
57 | 48 | The Stack | 3.87 | SM 745 054 | 157 | 36 | 20 | 20 | 31C | Skokholm | SM 76034 08976 | N/A | N/A | The summit is situated on an island or tidal island. Also recorded by the Ordnance Survey as Skokham Stack. | |||||||||||||||||||||||||||
58 | 49 | Ochr Llygnant | 3.838 | SN 796 917 | 135 | 215 | 551 | 15 | 31A | Pumlumon Fawr | SN 78865 95482 | SN 799 917 | 536 | Analysis of a 1788 Gogerddan Estate map suggests that the name is probably a shortening of Ochr Helygnant. Summit height taken from Ordnance Survey data hosted on the Magic Maps and the WalkLakes websites. Drop value ascertained from, and included in Y Pellennig list due to, a 15.1m basic levelling survey conducted by Myrddyn Phillips. | |||||||||||||||||||||||||||
59 | 50 | Carn Fadog | 3.825 | SN 767 171 | 160 | 12 | 512 | 26 | 32A | Fan Brycheiniog | SN 73201 18538 | SN 767 176 | 486 | Drop value ascertained from a 26.4m basic levelling survey conducted by Myrddyn Phillips. | |||||||||||||||||||||||||||
60 | 51 | Bera Bach | 3.7 | SH 672 677 | 115 | 17 | 806.5 | 17.7 | 30B | Carnedd Llywelyn | SH 63812 66305 | SH 675 676 | 788.8 | 806.5m summit height and 788.8m bwlch height (17.7m drop) from a Leica RX1250 survey conducted by Alan Dawson. | |||||||||||||||||||||||||||
61 | 52 | Yr Elen | 3.625 | SH 673 651 | 115 | 17 | 963.3 | 55.2 | 30B | Carnedd Llywelyn | SH 63759 66029 | SH 676 647 | 908.1 | Also locally known by the colloquial alternative Yr Elan and recorded as Moel yr Elain by Thomas Pennant in 1781. 963.3m summit height and 908.1m bwlch height (55.2m drop) from LIDAR analysis conducted by Aled Williams. | |||||||||||||||||||||||||||
62 | 53 | Drum yr Eira | 3.625 | SN 851 589 | 147 | 187, 200 | 602 | 20 | 31C | Drygarn Fawr | SN 82984 56049 | SN 856 584 | 582 | 602m summit height from the Ordnance Survey non-contour Vector Map Local hosted on the Geograph website and which is entitled the Interactrive Coverage Map and from Ordnance Survey data hosted on the WalkLakes website. Drop value taken from the 582m bwlch spot height on the Ordnance Survey Vector Map Local hosted on the Geograph website and which is entitled the Interactrive Coverage Map. | |||||||||||||||||||||||||||
63 | 54 | Llechwedd Crin | 3.6 | SN 816 922 | 135, 136 | 214, 215 | 539 | c | 20 | 31A | Pumlumon Fawr | SN 83757 95176 | SN 809 922 | c | 519 | ||||||||||||||||||||||||||
64 | 55 | Ynys Eilun | 3.58 | SM 707 219 | 157 | 35 | 26 | 26 | 31C | Ynys Dewi | SM 72411 25237 | N/A | N/A | The summit is situated on an island or tidal island. Also recorded by the Ordnance Survey as Minedeon. Height of 26m taken from the Ordnance Survey 1:50,000 Landranger map (25m on the Ordnance Survey 1:25,000 Explorer and enlarged Geograph maps). | |||||||||||||||||||||||||||
65 | 56 | Cefn Perfedd | 3.575 | SJ 099 374 | 125 | 255 | 600.9 | 32.3 | 30E | Craig Berwyn | SJ 12976 35524 | SJ 097 371 | 568.6 | Cefn Perfedd is the locally known name for this hill. The name also appears on an historical Ordnance Survey map. 600.9m summit height and 568.6m bwlch height (32.3m drop) from Leica RX1250 survey conducted by Alan Dawson. | |||||||||||||||||||||||||||
66 | 57 | Aran Fawddwy | 3.56 | SH 862 223 | 124, 125 | 23 | 905.6 | 672.9 | 30E | Aran Fawddwy | SH 88374 25257 SH 85256 18958 | SH 850 267 | 232.7 | 905.6m summit height from a Leica RX1250 survey conducted by Alan Dawson. Triangulation pillar with 906.780m flush bracket height situated on the summit area. 232.7m bwlch height from a Trimble GeoXH 6000 survey conducted by Myrddyn Phillips, with the position based on LIDAR analysis initially conducted by Aled Williams and subsequently by Myrddyn Phillips. | |||||||||||||||||||||||||||
67 | 58 | Crug Gynon | 3.55 | SN 801 638 | 147 | 187, 200 | 525 | c | 66 | 31C | Drygarn Fawr | SN 77033 65470 | SN 808 635 | c | 459 | An alternative local name is Crug Garreg Lwyd. | |||||||||||||||||||||||||
68 | 59 | Midland | 3.53 | SM 704 222 | 157 | 35 | 30 | 30 | 31C | Ynys Dewi | SM 72411 25237 | N/A | N/A | The summit is situated on an island or tidal island. Height of 98ft (30m) taken from the Ordnance Survey 1:25,000 Historical map. | |||||||||||||||||||||||||||
69 | 60 | Pt. 70m, Skomer | 3.51 | SM 725 086 | 157 | 36 | 70 | c | 18 | 31C | Skomer | SM 76034 08976 | SM 727 088 | c | 52 | The summit is situated on an island or tidal island. Situated on part of Skomer recorded as South Plateau by the Wildlife Trust of South and West Wales. Summit height from the Ordnance Survey enlarged Geograph map. | |||||||||||||||||||||||||
70 | 61 | Cadair Fronwen | 3.5 | SJ 077 346 | 125 | 255 | 783.4 | 73.3 | 30E | Craig Berwyn | SJ 09970 31954 | SJ 076 340 | 710.1 | Name composition in accordance with standard modern Welsh and upland place-name principles. 783.4m summit height and 710.1m bwlch height (73.3m drop) from Trimble GeoXH 6000 survey conducted by Myrddyn Phillips. | |||||||||||||||||||||||||||
71 | 62 | Cefn Dylif | 3.5 | SJ 089 369 | 125 | 255 | 618.3 | * 37.0 | 30E | Craig Berwyn | SJ 06000 38792 | SJ 090 365 | 581.3 | Name taken from a historical Ordnance Survey map. An alternative local name is Mynydd Plas y Faerdref. 618.3m summit height and 581.3m bwlch height (37.0m drop) from a Trimble GeoXH 6000 survey conducted by Myrddyn Phillips and Aled Williams, with assistance from Mark Trengove. | |||||||||||||||||||||||||||
72 | 63 | Bryn Du | 3.5 | SN 940 421 | 147, 160 | 188 | 462 | 19 | 32A | Clepyn Melyn | SN 91224 44282 | SN 936 431 | 443 | Also recorded by the Ordnance Survey as Pimp Cwtir [sic]. The summit is situated within the Sennybridge Artillery Range Training Area. | |||||||||||||||||||||||||||
73 | 64 | Pt. 26m | 3.48 | SM 704 223 | 157 | 35 | 26 | 26 | 31C | Ynys Dewi | SM 72411 25237 | N/A | N/A | The summit is situated on an island or tidal island. Summit height from the Ordnance Survey enlarged Geograph map. | |||||||||||||||||||||||||||
74 | 65 | Clawdd Du Mawr | 3.42 | SN 851 690 | 135, 136, 147 | 200 | 533.3 | 25.8 | 31C | Carn yr Hyrddod | SN 88593 68841 | SN 849 690 | 507.4 | 533.3m summit height and 507.4m bwlch height (25.8m drop) from LIDAR analysis initially conducted by Aled Williams and subsequently by Myrddyn Phillips. | |||||||||||||||||||||||||||
75 | 66 | Pt. 79m, Skomer | 3.41 | SM 726 094 | 157 | 36 | 79 | 79 | 31C | Skomer | SM 76034 08976 | N/A | N/A | The summit is situated on an island or tidal island. This summit is the highest point of Skomer and is situated within an enclosure recorded as South Park on an 1842 Tithe map. Triangulation pillar with 79.357m flush bracket height situated on summit area. | |||||||||||||||||||||||||||
76 | 67 | Ynys Gwelltog | 3.4 | SM 704 224 | 157 | 35 | 56 | 56 | 31C | Ynys Dewi | SM 72411 25237 | SM 704 225 | N/A | The summit is situated on an island or tidal island. Summit height from the Ordnance Survey enlarged Geograph map. | |||||||||||||||||||||||||||
77 | 68 | Pt. 22.2m | 3.4 | SM 701 226 | 157 | 35 | 22.2 | 22.2 | 31C | Ynys Dewi | SM 72411 25237 | SM 701 226 | N/A | The summit is situated on an island. 22.2m summit height from LIDAR analysis conducted by Aled Williams. | |||||||||||||||||||||||||||
78 | 69 | Pt. c 16m | 3.4 | SM 701 226 | 157 | 35 | c | 16 | c | 16 | 31C | Ynys Dewi | SM 72411 25237 | SM 701 226 | N/A | The summit is situated on an island or tidal island. | |||||||||||||||||||||||||
79 | 70 | Cerrig Llwyd y Rhestr | 3.39 | SN 848 606 | 147 | 187, 200 | c | 595 | 18 | 31C | Drygarn Fawr | SN 86903 63402 | SN 848 603 | c | 577 | Drop value ascertained from, and included in the Pellennig list due to, a 17.8m basic levelling survey conducted by Myrddyn Phillips. | |||||||||||||||||||||||||
80 | 71 | Banc Blaen Merin | 3.38 | SN 792 788 | 135, 147 | 213 | 537 | c | 48 | 31C | Draws Drum | SN 76941 81214 | SN 801 790 | c | 489 | Name composition in accordance with standard modern Welsh and upland place-name principles. Banc Blaen Merin is the locally known name for this hill. The farm (SN 800 796) and river that this name relates to has more often been recorded by the Ordnance Survey as Myherin. However, R.J.Thomas in 'Enwau Afonydd a Nentydd Cymru' (1938) provides substantial evidence for the name being Merin, with sources dating back to 1425. Additionally, the 'Blaen Myherin Farm, North Ceredigion, Historic Building Recording' report (No. 2011/11) as prepared by the Dyfed Archaeological Trust also highlights historical records for Blaen Merin dating back to c.1540. | |||||||||||||||||||||||||
81 | 72 | Twyn Rhyd Car | 3.375 | SN 960 422 | 147, 160 | 188 | 453.5 | 34.5 | 32A | Clepyn Melyn | SN 99411 42150 | SN 956 425 | 419 | Name composition in accordance with standard modern Welsh and upland place-name principles. 453.5m summit height from Trimble GeoXH 6000 survey conducted by Myrddyn Phillips. 419.0m bwlch height from LIDAR data analysed by Aled Williams. The summit is situated within the Sennybridge Artillery Range Training Area. | |||||||||||||||||||||||||||
82 | 73 | Ynys Cantwr | 3.375 | SM 705 223 | 157 | 35 | 55 | 55 | 31C | Ynys Dewi | SM 72411 25237 | SM 705 225 | N/A | The summit is situated on an island or tidal island. Height of 55m taken from the Ordnance Survey 1:50,000 Landranger map (54m on the Ordnance Survey 1:25,000 Explorer and enlarged Geograph maps). | |||||||||||||||||||||||||||
83 | 74 | Mynydd Lluest y Rhos | 3.36 | SN 765 920 | 135 | 23, 215 | 528.3 | * 30.0 | 31A | Banc Llechwedd Mawr | SN 77867 95108 | SN 767 925 | 498.3 | Name taken from an 1844 Tithe map, which confirms this hill as being the highest point on the former sheep-walk of Lluest y Rhos. 528.3m summit height and 498.3m bwlch height (30.0m drop) from Trimble GeoXH 6000 survey conducted by Myrddyn Phillips. | |||||||||||||||||||||||||||
84 | 75 | Mew Stone | 3.36 | SM 727 083 | 157 | 36 | 60 | 60 | 31C | Skomer | SM 76034 08976 | SM 728 084 | N/A | The summit is situated on an island or tidal island. | |||||||||||||||||||||||||||
85 | 76 | Esgair Cerrig | 3.35 | SN 952 432 | 147, 160 | 188 | 456.4 | 35.6 | 32A | Clepyn Melyn | SN 96751 46303 | SN 951 440 | 420.8 | Esgair Cerrig is the locally known name for this hill. Also recorded by the Ordnance Survey as Pen yr Hysfa. The summit is situated within the Sennybridge Artillery Range Training Area and is known to the military as Gallows Hill. 456.4m summit height and 420.8m bwlch height (35.6m drop) from Trimble GeoXH 6000 survey conducted by Myrddyn Phillips. | |||||||||||||||||||||||||||
86 | 77 | Gnol Ddu | 3.35 | SN 823 599 | 147 | 187, 200 | 529.9 | 17.2 | 31C | Drygarn Fawr | SN 80265 57355 | SN 824 602 | 512.6 | Gnol Ddu is the locally known name for this hill. Also recorded by the Ordnance Survey as Drum Nant yr Helyg. 529.9m summit height and 512.6m bwlch height (17.2m drop) from LIDAR analysis conducted by Aled Williams. | |||||||||||||||||||||||||||
87 | 78 | Carn Hyddgen | 3.34 | SN 792 908 | 135 | 215 | 566 | 52 | 31A | Pumlumon Fawr | SN 77500 87966 | SN 803 926 | 514 | Carn Hyddgen is the locally known name for this hill. The highest point on Mynydd Hyddgen; one (or both) of the summit cairns is recorded by the Ordnance Survey as Carn Gwilym/Wilym, which also appears on a 1788 Gogerddan Estate map. Drop value from 514m bwlch spot height on the Ordnance Survey Vector Map Local hosted on the Geograph website and which is entitled the Interactive Coverage Map. | |||||||||||||||||||||||||||
88 | 79 | Bera Mawr | 3.325 | SH 674 682 | 115 | 17 | 793.7 | 29.8 | 30B | Carnedd Llywelyn | SH 67559 71594 | SH 675 681 | 763.9 | 793.7m summit height from a Leica RX1250 survey conducted by Alan Dawson and 763.9m bwlch height (29.8m drop) from a Trimble GeoXH 6000 survey conducted by Myrddyn Phillips. | |||||||||||||||||||||||||||
89 | 80 | Carn Llundain | 3.32 | SM 696234 | 157 | 35 | 135.8 | 135.8 | 31C | Ynys Dewi | SM 72411 25237 | N/A | N/A | The summit is situated on an island or tidal island. Name composition in accordance with standard modern Welsh and upland place-name principles. Triangulation pillar with 135.940m flush bracket height situated on summit area. This summit is the highest point of Ynys Dewi. 135.8m summit height (and therefore also drop) from a Trimble GeoXH survey conducted by Myrddyn Phillips. | |||||||||||||||||||||||||||
90 | 81 | Trum y Gŵr | 3.31 | SN 830 718 | 135, 136, 147 | 200 | 524 | 16 | 31C | Carn yr Hyrddod | SN 83196 75149 | SN 826 718 | 508 | Drop value ascertained from, and included in the Pellennig list due to, a 16.5m basic levelling survey conducted by Myrddyn Phillips. | |||||||||||||||||||||||||||
91 | 82 | Ynys Llanddwyn | 3.31 | SH 388 629 | 114 | 263 | 21.8 | 20.3 | 30A | Ynys Môn | SH 41506 64930 | SH 390 634 | 1.5 | The summit is situated on an island or tidal island. 21.8m summit height and 1.5m bwlch height (20.3m drop) from LIDAR analysis conducted by Myrddyn Phillips. | |||||||||||||||||||||||||||
92 | 83 | Priddellau | 3.3 | SN 854 677 | 135, 136, 147 | 187, 200 | 534 | 31 | 31C | Carn yr Hyrddod | SN 88594 68827 | SN 853 682 | 503 | 534m summit height taken from Ordnance Survey data hosted on the WalkLakes website. | |||||||||||||||||||||||||||
93 | 84 | Twll y Gwyddel | 3.3 | SM 705 225 | 157 | 35 | 16.4 | 15.6 | 31C | Ynys Dewi | SM 72411 25237 | SM 705 225 | 0.8 | 16.4m summit height and 0.8m bwlch height (15.6m drop) from LIDAR analysis conducted by Aled Williams. | |||||||||||||||||||||||||||
94 | 85 | Foel Grafiau | 3.25 | SN 759 920 | 135 | 23, 215 | 493 | 27 | 31A | Banc Llechwedd Mawr | SN 73457 89950 | SN 761 920 | 466 | Drop value ascertained from a 26.7m basic levelling survey conducted by Myrddyn Phillips. | |||||||||||||||||||||||||||
95 | 86 | Foel Fawr | 3.25 | SM 705 225 | 157 | 35 | 71.9 | 30.1 | 31C | Ynys Dewi | SM 72411 25237 | SM 705 226 | 41.9 | The summit is situated on an island or tidal island. 71.9m summit height and 41.9m bwlch height (30.1m drop) from a Trimble GeoXH survey conducted by Myrddyn Phillips. | |||||||||||||||||||||||||||
96 | 87 | Bryn Moel | 3.225 | SN 772 911 | 135 | 23, 215 | 491 | c | 35 | 31A | Banc Llechwedd Mawr | SN 77500 87966 | SN 768 914 | c | 456 | The name Bryn Moel also appears for this hill on a 1788 Gogerddan Estate map. | |||||||||||||||||||||||||
97 | 88 | Foel Cedig | 3.2 | SH 981 283 | 125 | 255 | 667.5 | 180.1 | 30E | Foel Cedig | SH 95151 29364 | SH 944 273 | 487.4 | 667.5m summit height from a Leica GS15 survey conducted by John Barnard and Graham Jackson on the 15.09.18. 487.4m bwlch height from a Trimble GeoXH 6000 survey conducted by Alan Dawson and Myrddyn Phillips on the 19.10.16. | |||||||||||||||||||||||||||
98 | 89 | Disgwylfa | 3.2 | SN 815 178 | 160 | 12 | 543.5 | c | 41 | 32A | Fan Brycheiniog | SN 84137 15971 | SN 815 172 | c | 503 | 543.5m summit height from a Trimble GeoXH 6000 survey conducted by Myrddyn Phillips. | |||||||||||||||||||||||||
99 | 90 | Y Groes Fagl | 3.19 | SH 988 290 | 125 | 255 | * 659.0 | 15.5 | 30E | Cyrniau Nod | SJ 00911 31437 | SH 988 287 | 643.5 | Bwlch name composition in accordance with standard modern Welsh and upland place-name principles. 659.0m summit height and 643.5m bwlch height (15.5m drop) from a Trimble GeoXH 6000 survey conducted by John Barnard and Myrddyn Phillips, with a level and staff line survey also conducted giving 15.5m of drop. | |||||||||||||||||||||||||||
100 | 91 | Llethr Brith | 3.185 | SN 756 614 | 146, 147 | 187 | 527.6 | 18.7 | 31C | Esgair Wen | SN 75542 64600 | SN 753 614 | 508.9 | 527.6m summit height and 508.9m bwlch height (18.7m drop) from a Trimble GeoXH 6000 survey conducted by Myrddyn Phillips and Aled Williams. |