Click table column heading to sort
| Test from | Result | by | type | date | time |
|---|---|---|---|---|---|
| Pal-y-Cwrt | + | ||||
| Sinc Y Pant | ? | ||||
| Pwll Cwm Sych | + | Gascoine | Lycopodium (1kg) | 1982 | <3 days |
| Ogof y Nant | ? | ||||
| Sinc Ger y Ffordd | + | Gascoine | Lycopodium (1kg) | 1982 | 4-7 days |
| Ogof Foel Fawr | + | Rogers | dye | 1984 | |
| Sink | - | Gascoine | 1982 |