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Updated 3/11/2023
Copyright 2025 NSS Geo2, Paul Burger NSS 26452, FE, CM
Do not ask for cave locations, I will not give them out.
| Rank | Cave | Country | Depth (m) | Source | Update |
|---|---|---|---|---|---|
| 1 | Vrtoglavica | Slovenia | 603 | Toni palcic | |
| 2 | Ghar-e-Ghala | Iran | 562 | Saadat Lotfi Zadeh | 2022-12 |
| 3 | Patkov gust | Croatia | 553 | Toni palcic | |
| 4 | Da Keng | China | 519 | Descent N194P32 | |
| 5 | Lukina jama | Croatia | 516 | Descent N194P32 | |
| 6 | Velebita | Croatia | 513 | Velebit Speleological Society | |
| 7 | Brezno pod velbom | Slovenia | 501 | Toni palcic | |
| 8 | Miao Keng | China | 491 | Erin e-mail | |
| 9 | Melkboden-Eishohle | Austria | 451 | Descent N194P32 | |
| 10 | Hollenhohle Hades | Austria | 450 | Atlas - Great Caves of the World | |
| 11 | Gran Pozo MTDE (torca del Porron) | Spain | 435 | Pepe Membrado email | 2023-01 |
| 12 | Baiyu Dong | China | 424 | Yvonne Droms | |
| 13 | Meduza (Bojim-bojim shaft) | Croatia | 420 | NSS News | |
| 14 | Abisso di Monte Novegno | Italy | 418 | Descent N194P32 | |
| 15 | Minye | Papua New Guinea | 417 | Atlas - Great Caves of the World | |
| 16 | El Sotano (de El Barro) | Mexico | 410 | Mexican Deep Pit List | |
| 17 | Abatz | Georgia | 410 | Descent N194P32 | |
| 18 | Kocadagini (Airstrike) | Turkey | 401 | Emrah Sinmaz e-mail | 2022-07 |
| 19 | Hudi vrsic (Zlatorog) | Slovenia | 385 | Toni palcic | |
| 20 | Las Golondrinas | Mexico | 376 | Mexican Deep Pit List | |
| 21 | Torca de los Hoyos | Spain | 375 | Jose Luis Membrado e-mail | 2025-03 |
| 22 | Oala | Iran | 357 | Yousef Sorninia on Facebook | 11/16/2022 |
| 23 | Stierwaschacht | Austria | 350 | Atlas - Great Caves of the World | |
| 24 | sima Aonda | Venezuela | 350 | Atlas - Great Caves of the World | |
| 25 | Pozo de los Pasiegos (Sima del Tejon) | Spain | 346 | Jose Luis Membrado | 2023-04 |
| 26 | Hochlecken-Grobhohle | Austria | 343 | Maps of Austria deep caves | 2022-01 |
| 27 | Mavro Skiadi | Greece | 342 | Atlas - Great Caves of the World | |
| 28 | Pozo Negro (Sistema Garma Ciega) | Spain | 340 | Jose Luis Membrado | |
| 29 | Sotano de la Clubra | Mexico | 336 | Daniel Martin email | 2023-10 |
| 30 | Tomasa Kiahua | Mexico | 330 | Mexican Deep Pit List | |
| 31 | Puits du Vautour in Grotte de L'ours | France | 330 | Dagobert L'Ecluse | 2022-07 |
| 32 | Sotanito de Alhuastle | Mexico | 329 | Mexican Deep Pit List | |
| 33 | Zacaton | Mexico | 329 | Mexican Deep Pit List | |
| 34 | Aphanize | France | 328 | Atlas - Great Caves of the World | |
| 35 | Lepineaux (Sistema de la Piedra de San Martin) | Spain | 320 | Jose Luis Membrado | 2023-01 |
| 36 | Pozo el Buldo Torca de la Mole) | Spain | 314 | Jose Luis Membrado | |
| 37 | Nare | Papua New Guinea | 310 | Atlas - Great Caves of the World | |
| 38 | pozzo Mandini | Italy | 310 | Atlas - Great Caves of the World | |
| 39 | Xonga | Mexico | 310 | Atlas - Great Caves of the World | |
| 40 | Pozo Vicente Alegre (Sis.del Trave) | Spain | 309 | Atlas - Great Caves of the World | |
| 41 | Pozo de los Caines (Torca de Cabeza Llambrera) | Spain | 308 | Jose Luis Membrado | |
| 42 | Altes Murmeltier | Austria | 307 | Atlas - Great Caves of the World | |
| 43 | Poza Tras la Hayada | Spain | 306 | Jose Luis Membrado | |
| 44 | Pot II | France | 302 | Atlas - Great Caves of the World | |
| 45 | Touya de Liet | France | 302 | Atlas - Great Caves of the World | |
| 46 | Pozo Juhue (Cueva de Coventosa) | Spain | 302 | Jose Luis Membrado | 2022-05 |
| 47 | Enrico Revel | Italy | 299 | Atlas - Great Caves of the World |