Piping caves over 300 feet long. Compiled by Doug Medville, Bob Gulden & Others November 2022
Updated by Paul Burger 7/29/2025
Send updates and corrections to Cavemonpaul at hotmail.com
Copyright 2025 NSS Geo2, Paul Burger NSS 26452, FE, CM
Do not ask for cave locations, I will not give them out.
| Cave Name | Country/State | County | Length (ft) | Length (mi) | Length (m) | Depth (ft) | Depth (m) | Reference | comment | |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Caverna de la Liebre | Argentina | Rodeo san Juan | 6578.5 | 1.25 | 2005.13 | 367.5 | 112 | cuevasdeiglesia.blogspot.com | |
| 2 | Christmas Canyon Cave | USA/WA | Cowlitz | 5400 | 1.023 | 1645.92 | 0 | 0 | Gary Petrie FB | mudflow beneath lava |
| 3 | Scotts Cave | USA/WA | Skamania | 5192 | 0.983 | 1582.52 | 0 | 0 | Garry Petrie | 12,620 with Lava Tube |
| 4 | Hakikar Cave | Israel | Dead Sea | 4567 | 0.865 | 1392 | 123 | 37.5 | Boaz Langford | Map |
| 5 | Polaris Cave | USA/CO | Mesa | 4006.5 | 0.759 | 1221.2 | 196 | 59.7 | Derek Wolfe email | |
| 6 | B&B Caverns | USA/NM | San Juan | 2759 | 0.523 | 821.436 | 339 | 103.33 | D.Medville | |
| 7 | Anvil Points Claystone C. | USA/CO | Garfield | 2063 | 0.391 | 628.802 | 187 | 57 | D. Wolfe, RMC Vol 24, no. 1 | |
| 8 | Caverna del Indio | Argentina | Rodeo san Juan | 1929.1 | 0.37 | 588 | 146.65 | 44.7 | cuevasdeiglesia.blogspot.com | |
| 9 | Caverna Sol Dentro o Gruta Deseada | Argentina | Rodeo san Juan | 1824.1 | 0.345 | 556 | 0 | 0 | Dino Mendy | |
| 10 | Alice in Mud Land Cave | USA/CO | Mesa | 1678.3 | 0.318 | 511.45 | 91.2 | 27.8 | Derek Wolfe email | |
| 11 | Grotte Garrigues (Laterite) | Guinea | Fouta-Djallon | 1640.4 | 0.311 | 500 | 0 | 0 | Atlas of the Great Caves and Karst of Africa Part 1 P134 | Laterite |
| 12 | Caverna Espelaion Seis | Argentina | Rodeo san Juan | 1603.3 | 0.304 | 488.7 | 0 | 0 | Dino Mendy | |
| 13 | Marzev Kidron | Israel | Dead Sea | 1572 | 0.298 | 476.146 | 0 | 0 | Boaz Langford | |
| 14 | Five Star Cave | USA/CA | Imperial County | 1478 | 0.280 | 450.5 | 51 | 15.5 | Nicolas Barth email | |
| 15 | Dragon's Tail Cave | USA/CO | Delta | 1467 | 0.278 | 447.14 | 252 | 76.81 | Matt Crass | |
| 16 | Caverna Los Vascos | Argentina | Rodeo san Juan | 1244.4 | 0.24 | 379.3 | 242.8 | 74 | cuevasdeiglesia.blogspot.com | |
| 17 | Stairstep Canyon C. | USA/NM | San Juan | 1181 | 0.224 | 359.969 | 331 | 100.89 | D. Medville, B. Richards | |
| 18 | Hidden Cave | USA/CA | San Diego | 1154 | 0.219 | 351.739 | 0 | 0 | B. Richards, Cal Cave Vol 39, no. 2 | |
| 19 | Officers Cave | USA/OR | Grant | 1132 | 0.214 | 345.034 | 0 | 0 | W.R. Halliday, Ency. Of Caves, pg 591 | |
| 20 | Carey's Big Mud C. | USA/CA | San Diego | 1120 | 0.212 | 341.376 | 51 | 15.54 | B. Richards, Cal Cave Vol 39, no. 2 | |
| 21 | Rock Pigeon Cave | USA/CO | Montrose | 1058 | 0.200 | 322.5 | 113 | 34 | NSS News Aug-2022, Vol.80 #8 | |
| 22 | Chasm Cave | USA/CA | San Diego | 1010 | 0.191 | 307.848 | 24 | 7.32 | B. Richards, Cal Cave Vol 39, no. 2 | |
| 23 | Lua Lolo Piping Cave | USA/HI | Molokai | 1000 | 0.19 | 305 | ? | ? | B. Richards, Ziegler et al., "New Fossil Bat from Hawaii" American Museum Novitates #3854 March-2016 | |
| 24 | Sima del Nido | Argentina | Rodeo san Juan | 944.9 | 0.18 | 288 | 41.01 | 12.5 | cuevasdeiglesia.blogspot.com | |
| 25 | No. Seven Cave | USA/CO | Mesa | 936.2 | 0.177 | 285.4 | 45.6 | 87.0 | Derek Wolfe email | |
| 26 | Kemach Cave | Israel | Dead Sea | 899 | 0.17 | 274 | 73.8 | 22.49 | Boaz Langford | |
| 27 | Hidden Canyon Cave | USA/CA | Riverside | 879 | 0.166 | 267.919 | 128 | 39.01 | B. Richards, The Explorer, June 1984 | |
| 28 | Pipe Dream Cave | USA/CO | Mesa | 805 | 0.152 | 245.364 | 73 | 22.25 | D. Medville | |
| 29 | Upper Dominguez Cave | USA/CO | Mesa | 761 | 0.144 | 231.953 | 135 | 41.15 | D. Medville | |
| 30 | Kiel Cave | USA/CA | Napa | 750 | 0.142 | 228.6 | 124 | 37.8 | Jared Snyder | Clay |
| 31 | Midden Cave | USA/CO | Montrose | 741 | 0.14 | 225.857 | 96 | 29.26 | D. Medville | |
| 32 | Mind Bender Cave | USA/NM | San Juan | 738 | 0.14 | 224.942 | 54 | 16.46 | D. Medville | |
| 33 | Lower Dominguez Cave | USA/CO | Mesa | 717 | 0.136 | 218.542 | 136 | 41.45 | D. Medville | |
| 34 | Sour Mash Cave | USA/CO | Mesa | 679.4 | 0.129 | 207.1 | 52.7 | 63.1 | Derek Wolfe email | |
| 35 | Pipeline Cave | USA/CO | Garfield | 668 | 0.127 | 203.606 | 95 | 28.96 | D. Medville | |
| 36 | Cathedral Canyon C. | USA/NM | San Juan | 666 | 0.126 | 202.997 | 77 | 23.47 | D. Medville, B. Richards | |
| 37 | Magnificent Morrison Cave | USA/CO | Delta | 657 | 0.124 | 200.254 | 64 | 19.51 | D. Medville | |
| 38 | Jack's Prickly Surprise Cave | USA/CO | Mesa | 644.3 | 0.122 | 196.4 | 84.1 | 59.9 | Derek Wolfe email | |
| 39 | Peach Bear Cave | USA/CO | Delta | 631 | 0.12 | 192.329 | 49 | 14.94 | Matt Crass | |
| 40 | Little Mud Cave | USA/CA | San Diego | 604 | 0.114 | 184.099 | 0 | 0 | ||
| 41 | Majestic Canyon C. | USA/NM | San Juan | 601 | 0.114 | 183.185 | 155 | 47.24 | D. Medville, B. Richards | |
| 42 | Sagittarius Cave | USA/CO | Mesa | 599.5 | 0.114 | 182.7 | 46.2 | 55.7 | Derek Wolfe email | |
| 43 | E-Ticket C. | USA/CA | San Diego | 583 | 0.11 | 177.698 | 38 | 11.58 | B. Richards, Cal Cave Vol 39, no. 2 | |
| 44 | King Kutz Cave | USA/NM | San Juan | 576 | 0.109 | 175.565 | 145 | 44.2 | D. Medville | |
| 45 | Canyon Climb Cave | USA/CO | Delta | 572 | 0.108 | 174.346 | 156 | 47.55 | D. Medville | |
| 46 | Canis Major Cave | USA/CO | Mesa | 563.9 | 0.107 | 171.9 | 49.2 | 15.0 | Derek Wolfe email | |
| 47 | Blue Beer Cap Cave | USA/NM | San Juan | 546 | 0.103 | 166.421 | 56 | 17.07 | D. Medville | |
| 48 | Slickrock C. | USA/CO | Mesa | 527 | 0.1 | 160.63 | 59 | 17.98 | D. Medville | |
| 49 | Deck of Jacks Cave | USA/CO | Mesa | 519 | 0.098 | 158.2 | 83.2 | 48.2 | Derek Wolfe email | |
| 50 | Finale Cave | USA/CO | Mesa | 499 | 0.095 | 152.095 | 65 | 19.81 | R. DeLano, RMC Vol 13, no. 1 | |
| 51 | Orange Wall Cave | USA/CA | Imperial County | 483 | 0.091 | 147.2 | 40 | 12.2 | Nicolas Barth email | |
| 52 | Cobble Cave | USA/CO | Delta | 468 | 0.089 | 142.646 | 108 | 32.92 | D. Medville | |
| 53 | Clay Gully Cave | USA/CO | Montrose | 460 | 0.087 | 140.208 | 68 | 20.73 | D. Medville | |
| 54 | Scorpio Cave | USA/CO | Mesa | 458.8 | 0.087 | 139.8 | 40 | 42.6 | Derek Wolfe email | |
| 55 | Cueva del Puloy | Argentina | Rodeo san Juan | 456.8 | 0.09 | 139.24 | cuevasdeiglesia.blogspot.com | |||
| 56 | Raven Cave | USA/CO | Mesa | 452 | 0.086 | 137.77 | 57 | 17.37 | D. Medville | |
| 57 | Hidden Canyon Cave | USA/NM | San Juan | 448 | 0.085 | 136.55 | 30 | 9.14 | D. Medville, B. Richards | |
| 58 | Bedding Plane C. | USA/CA | San Diego | 441 | 0.084 | 134.417 | 57 | 17.37 | B. Richards, Cal Cave Vol 39, no. 2 | |
| 59 | Svyataya Cave | Russia | Gatchina | 427 | 0.081 | 130.15 | 0 | 0 | Euro Speleo Magazine p46 1/1/12 | sandstone |
| 60 | Mudnificent Cave | USA/NM | San Juan | 425 | 0.08 | 129.54 | 66 | 20.12 | D. Medville | |
| 61 | Crumbling Canyon Cave | USA/CO | San Juan | 425 | 0.080 | 129.54 | 79 | 24.08 | D. Medville | |
| 62 | May Day Cave | USA/NM | San Juan | 420 | 0.08 | 128.016 | 115 | 35.05 | D. Medville | |
| 63 | Elephant Cave | USA/CA | Imperial County | 419 | 0.079 | 127.7 | 41 | 12.5 | Nicolas Barth email | |
| 64 | M.U.D. Cave | USA/CO | Mesa | 415.9 | 0.079 | 126.8 | 65.6 | 20.0 | Derek Wolfe email | |
| 65 | Old Spanish Trail C. | USA/CA | Inyo | 415 | 0.079 | 126.492 | 23 | 7.01 | B. Szukalski | |
| 66 | Maybe Cave | USA/NM | San Juan | 415 | 0.079 | 128.016 | 0 | 0 | D. Medville | |
| 67 | Jenga Cave | USA/CA | Imperial County | 412 | 0.078 | 125.6 | 26 | 7.9 | Nicolas Barth email | |
| 68 | Wedged Rock C. | USA/CO | Mesa | 410 | 0.078 | 124.968 | 61 | 18.59 | D. Medville | |
| 69 | DeBeque Road Cave | USA/CO | Mesa | 409 | 0.077 | 124.7 | 41 | 12.5 | D. Medville | |
| 70 | Mesa C. | USA/CO | Mesa | 398 | 0.075 | 121.31 | 57 | 17.37 | D. Medville | |
| 71 | Tabeguache-Zephyr C. | USA/CO | Mesa | 397 | 0.075 | 121.006 | 32 | 9.75 | D. G. Davis, RMC Vol 9, no. 2 | |
| 72 | Cold Climb Cave | USA/NM | San Juan | 394 | 0.075 | 120.091 | 119 | 36.27 | D.Medville | |
| 73 | Skylight Cave | USA/CA | San Diego | 389 | 0.074 | 118.567 | 0 | 0 | B. Richards, Cal Cave Vol 39, no. 2 | |
| 74 | Red Arrow | USA/CO | Mesa | 368 | 0.070 | 112.2 | 77 | 23.5 | Robert McFarland | |
| 75 | Double Ladder Cave | USA/NM | San Juan | 362 | 0.069 | 110.338 | 113 | 34.44 | D. Medville | |
| 76 | Coaled Comfort C. | USA/NM | San Juan | 362 | 0.069 | 110.338 | 36 | 10.97 | D. Medville, B. Richards | |
| 77 | Wrecked Car Canyon Cave | USA/NM | San Juan | 356 | 0.067 | 108.509 | 85 | 25.91 | D. Medville, B. Richards, C. Vesely | |
| 78 | Climbdown Cave | USA/CO | Montrose | 354 | 0.067 | 107.899 | 50 | 15.24 | D. Medville | |
| 79 | East Pipeline Road Cave | USA/CO | Delta County | 345 | 0.065 | 105.16 | 17 | 5.18 | D. Medville | |
| 80 | Amargosa River Cave #2 | USA/CA | Inyo | 344 | 0.065 | 104.851 | 22 | 6.71 | B. Szukalski | |
| 81 | Coyote Cave | USA/CO | Montrose | 340 | 0.064 | 103.632 | 65 | 19.81 | D.Medville | |
| 82 | Canyoneering Cave | USA/NM | San Juan | 337 | 0.064 | 102.718 | 0 | 0 | D.Medville, C.Vesely | |
| 83 | Escalante C. | USA/CO | Delta | 336 | 0.064 | 102.413 | 34 | 10.36 | D. Medville | |
| 84 | Pestera în Loess din V.Lui Mos Stoian | Romania | . | 334.6 | 0.063 | 102 | 42.7 | 13.01 | Liviu Valenas | Loess |
| 85 | Footprint C. | USA/CA | San Diego | 334 | 0.063 | 101.803 | 38 | 11.58 | B. Richards, Cal Cave Vol 39, no. 2 | |
| 86 | Big Mud Flow Cave | USA/CA | San Diego | 329 | 0.062 | 100.279 | 0 | 0 | C. Vesely |