Deepest Caves in Thailand

The deepest caves list is updated to 20 March 2025. It has all the caves that have been surveyed to a depth greater than 100m.


 

 
No. Name Province VR Surveyors Date
1 Tham Pha Phueng Nan 478m SMCC 2005-2023
2 Tham Thak Chiang Mai 314m CMRCA 2022
3 Tham Pha Daeng Chiang Mai 294m SMCC/CMRCA 2013-2024
4 Tham Gloua Mae Hong Song 272m NUEA expedition 2025
5 Tham Pha Phuek Mae Hong Song 262m NUEA expedition 2024-2025
6 Tham Sra Kaeo Krabi 239m B. Reymanents 2008
7 Tham Ban Luang Chiang Mai 207m Thailand Karst Hydrologic Survey/SMCC 1984/2020
8 Tham Hub Pha Khao Chiang Mai 200m SMCC/CMRCA 2020
9 Tham Song Hong Nakhon Si Thammarat 198m B. Reymanents/C. Challen/R. Harris 2017
10 Tham Ya Wua Yai/Tham Phet Phang Nga 190m APS/RFD/CSGA 1987-2016
11 Tham Sui Tang Chiang Mai 189m CMRCA 2012
12 Tham Rai Phin Nan 178m SMCC 2016
13 Tham Lom-Tham Nam System Chiang Mai 176m SpeleoDAO expeditions 2015-2020
14 Tham Huai Poen Nan 175m SMCC 2010
15 Ma Phong Sui Tang Chiang Mai 167m Thailand Karst Hydrologic Survey 1984
= Tham Hong Nakhon Si Thammarat 167m P. Ashwell 2012-14
17 Tham Pakarang Mae Hong Son 163m Australian expeditions/MCRO 1988-90/2019
18 Long Snake System Mae Hong Song 161m Australian expeditions/NUEA expeditions 1990/2023
19 Tham Turakit Maiset Kanchanaburi 157m CSCA 1992
20 Pigs Play In The Mud Cave Chiang Mai 150m Thailand Karst Hydrologic Survey 1983
= Tham Mae Lana Mae Hong Son 150m Australian expeditions 1986
22 Tham Sao Hin Kanchanaburi 147m Australian expeditions/Expedition Khao Phuthong Khao Thakhanun 1990/2024
23 Tham Nam Long Lu Phitsanulok 138m RFD/OCC/SMCC 1999-2018
= Tham Nam Tok Nam Poen Nan 138m SMCC 2010
25 Tham Phra Watthanaram Khon Kaen 136m SMCC 2005
26 Tham Nam Tok Kanchanaburi 134m CSS 1996
27 Tham Phra Wang Daeng Phitsanulok 131m RFD/CSS/SMCC/OCC 1997-2004
28 Tham Phu Khieo Chaiyaphum 130m British expedition 1989
29 Tham Chao Ram Sukhothai 128m RFD 1996-1997
30 Tham Huai Nam Lod Chaiyaphum 125m British expedition 1989
= Tham Mahuema Kanchanaburi 125m RFD/CSS/CSCA/TVCC 2003
32 Angkhang Sinkhole Chiang Mai 121m SMCC/CMRCA 2020
33 Tham Bpaet Sip Nan 118m SMCC 2014-2016
= Tham Pha Khan Lampang 118m CSS/SMCC 2005
= Tham Phaya Nak Phetchabun 118m SMCC 2003-2006
36 Tham Ban Nam Mut Kanchanaburi 117m CSCA 1992
37 Tham Maa/Tham Yang Nan 114m SMCC/BEC 2016-2018
38 Tham Ban Luk Khao Lam Mae Hong Son 113m D. Smart 1993
39 Tham Nam Lang Mae Hong Son 110m Australian expeditions 1986
40 Tham Yai Nam Nao Phetchabun 109m SMCC 2004-2014
41 Tham Hoab Yai Kanchanaburi 108m Expedition Khao Phuthong Khao Thakhanun 2023
= Tham Huai Kut Pba Teung Mae Hong Son 108m D. Smart 1995
= Tham Pha Mon Mae Hong Son 108m APS 1985
44 Tham Phaya Nakharat Khon Kaen 107m DMR 2023-2024
45 Bor Nam Phi Mae Hong Son 106m SSAPO 1991
= Tham Malako Chiang Mai 106m SMCC 2020
47 Tham Luang Sakoen Nan 105m SMCC 2003
48 Tham Ang Kafe Chiang Mai 106m SMCC 2024
49 Cave NA0121 Nan 101m SMCC 2014
= Cave TF10 Kanchanaburi 101m CSCA 1992
51 Cave NA0122/NA0135 Nan 100m SMCC 2014