Mynydd Twyn-glas

Mynydd Twyn-glas is the 6775th highest peak in the British Isles and the 682nd tallest in Wales
Elevation
472.0 m (1549 ft)
Prominence
253.0 m (830 ft)
Survey method
Abney level
Features
Knoll 35m N of trig point
Category
- Marilyn
- Tump (400-499m)
Nearest town
OS map sheets
OS25: 152 (Newport & Pontypool / Casnewydd a Phont-y-pwl)OS50: 171 (Cardiff & Newport, Pontypool)
Notes & comments
Knoll is 50cm higher than base of trig point; knoll 30m WNW of trig point is 30cm higher; trig point is at ST 25996 97816