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| Tham Hoo Pa Sawan | LA0024 | 100 m / -20 m |
| Association Pyrénéenne de Spéléologie | 1985 | UIS Grade 2 |
| Deharveng et al. (1986) | ||
| Tham Luk Kae | LA0067 | 306 m / -5 m |
| Shepton Mallet Caving Club/San Diego Grotto | 2009 | BCRA Grade 3c |
| Unpublished | ||
| Tham Pha Khan | LA0024 | 763 m / -118 m |
| Canberra Speleological Society/Shepton Mallet Caving Club | 2005 | BCRA Grade 3c |
| Ellis (2009) | ||
| Tham Pha Ngam/Tham Nam | LA0054 | 1,578 m / -41 m |
| Shepton Mallet Caving Club | 2009-12 | BCRA Grade 3c |
| Unpublished | ||
| Tham Pha Thai | LA0001 | 1,185 m / -25 m |
| Association Pyrénéenne de Spéléologie | 1981 | Unknown grade |
| Deharveng & Gouze (1983 |