Allt Forgan

Allt Forgan is the 5660th highest peak in the British Isles and the 496th tallest in Wales


513.0 m (1683 ft)


34.0 m (112 ft)

Survey method

Abney level


No feature: grass


  • Dewey

Hill / mountain range

Brecon Beacons

Nearest town

Merthyr Tydfil, Merthyr Tydfil

OS map sheets

OS25: 012E (Brecon Beacons National Park)
OS50: 160 (Brecon Beacons)

Notes & comments

Ground 75m S at SO 06678 17690 is 1.5m lower; area marked by 513m spot height on 1:50k map is also lower