Y Domen Fawr is indeed a HuMP (P100) as you suspect.
However, Wales is a P150 association (Marilyns). Hence the drop-off must be a minimum 150m in all directions for it to qualify as a SOTA summit in Wales.
73, Tom M1EYP
Y Domen Fawr is indeed a HuMP (P100) as you suspect.
However, Wales is a P150 association (Marilyns). Hence the drop-off must be a minimum 150m in all directions for it to qualify as a SOTA summit in Wales.
73, Tom M1EYP