EA139
Pen-rhiw quarry
unknown
EA138
Swffryd-ganol Quarries
IW007, IW008, IW009a, IW009b, IW010a, IW010b, IW010c, IW012
EA137
Swffryd-fach Coal Levels
EA136
Farm Colliery
EA135
Blaen-cnwc quarry
EA134
Blaen-cyffin Quarry
EA127
Craig yr Arail
IW007, IW008, IW009a, IW009b
EA126
Hafod Vane Colliery
EA125
Ty-Dafydd Quarry
EA140
Glan-y-dwr Quarries
EA131
Aber-byg Colliery
EA130
Pen-y-fan Colliery
IW010a, IW010b, IW010c, IW012
EA122
Arrail
EA157
Abersychan Lime Works
IW003, IW004, IW005
EA112
British Ironworks Extractive Area
EA133
Tranch Colliery and Quarries
IW004, IW005
EA123
Pen-lascarn-isaf quarry
EA143
Manmoel Colliery and Quarries
EA141
Argoed
IW013, IW014