Small level.
Graigddu Colliery
Coal Mine
Worked from licensed 1950s to 1964
Jan 1st, 2024 from NMRS by Buddle-Bot
| South Wales | |
| Glanamman | |
| 51.791671, -3.931291 | |
| SN 6690 1210 | |
| Open Access | |
| 270m | |
| #2,557 |
Graigddu No.2 - 100m- Erw Colliery - 412m
- Glangrennig Colliery - 538m
- Nantcrenig Colliery - 700m
- Pencraig Colliery - 706m
- Glantref - 805m
- Blaen Grennig - 921m
- Brynlloi - 921m
- Glanamman - 1,004m
- Coedamman Colliery - 1,117m
- Glynmoch Colliery - 1,202m
- Royal Oak Colliery - 1,202m
- Duffryn Amman Colliery - 1,207m
- Twyn y Bryn Colliery - 1,261m
- Ystrad Colliery - 1,279m
- Godrewain Colliery - 1,357m
- Bodyst Uchaf Colliery - 1,410m
- Grenig Colliery - 1,452m
- Gelliciedrim - 1,670m
- Raven Colliery - 1,718m
- Trigloyn Colliery - 1,926m
- Lletherlan Colliery - 1,981m