Small level.
Pen y Grug Colliery
Coal Mine
Worked from licensed 1970s to 1990s?
Jan 1st, 2024 from NMRS by Buddle-Bot![]()
| South Wales | |
| Ystalyfera | |
| 51.750739, -3.790463 | |
| SN 7650 0730 | |
| Private Land | |
| 115m | |
| #2,781 |
Ynysgeinon Colliery - 249m
Varteg - 499m
Crimea Colliery - 798m
Ystalyfera - 910m
Tareni - 1,174m
Pentwyn - 1,201m
Gleison - 1,205m
Byrnant Varteg Colliery - 1,250m
Graigarw Colliery - 1,440m
Daren - 1,490m
Llwynon Colliery - 1,968m