Has bee used for rubbish dumping, and has various ‘contaminated signs around it’. The pit has been shallowed by infilling, and has a sparse birch vegetation.
One of the 4 pits forming Pen-y-Bryn Quarry
Twll Balast
aka Cloddfa Lon Twll Balast
Part of Pen y Bryn
Slate Quarry
Sep 22nd, 2024 from RG by BertyBasset
 | |
| North Wales | |
| Nantlle | |
| 53.0563583, -4.2336278 | |
| SH 5040 5335 | |
| Private Land | |
| 98m | |
| #26,415 | |
Cloddfa Lon Twll Mawr - 179m- Wern Ifan - 351m
- Dorothea - 423m
- Gallt y Fedw - 521m
- Pen y Bryn - 535m
- Blaen y Cae - 637m
- Cilgwyn - 725m
- Cornwall - 812m
- Pen yr Orsedd - 823m
- Allt Llechi - 840m
Gwernor - 856m- Tal y Sarn - 869m
- Gwernor - 933m
- Pwll Fanog - 997m
- Twll John Fowc - 1,034m
- Cloddfa'r Coed - 1,105m
- Nantlle Vale - 1,173m
- Coed Madog - 1,276m
- Ty Mawr West - 1,302m
- Ty Mawr Green - 1,313m
- Ty'n y Weirglodd - 1,443m
- Plas Du - 1,664m
- Tanrallt - 1,700m
- Braich Rhyd - 1,747m
- Singrig - 1,804m
- Fron - 1,870m
- Twll Coed - 1,893m
- Braich - 1,948m