Piping caves over 300 feet long. Compiled by Doug Medville, Bob Gulden & Others November 2022
Updated by Paul Burger 04/05/2026

Send updates and corrections to Cavemonpaul at hotmail.com

Copyright 2026 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	6729.0	1.27	2051	367.5	112	Dino Mendy email
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	Caverna Sol Dentro o Gruta Deseada	Argentina	Rodeo san Juan	6729.0	1.27	832.2	102.7	31.3	Dino Mendy email
7	B&B Caverns	USA/NM	San Juan	2759	0.523	821.436	339	103.33	D.Medville
8	Indios-Virgen System	Argentina	Rodeo san Juan	2503.3	0.47	763	118.11	36	Dino Mendy email
9	Anvil Points Claystone C.	USA/CO	Garfield	2063	0.391	628.802	187	57	D. Wolfe, RMC Vol 24, no. 1
10	Caverna Los Vascos	Argentina	Rodeo san Juan	1849.2	0.35	563.64	242.8	74	Dino Mendy email
11	Alice in Mud Land Cave	USA/CO	Mesa	1678.3	0.318	511.45	91.2	27.8	Derek Wolfe email
12	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
13	Caverna Espelaion Seis	Argentina	Rodeo san Juan	1603.3	0.304	488.7	0	0	Dino Mendy
14	Marzev Kidron	Israel	Dead Sea	1572	0.298	476.146	0	0	Boaz Langford
15	Five Star Cave	USA/CA	Imperial County	1478	0.280	450.5	51	15.5	Nicolas Barth email
16	Dragon's Tail Cave	USA/CO	Delta	1467	0.278	447.14	252	76.81	Matt Crass
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	Alpargatas I	Argentina	Cerro Sur	587.3	0.11	179	124.7	38	Dino Mendy emal
44	E-Ticket C.	USA/CA	San Diego	583	0.11	177.698	38	11.58	B. Richards, Cal Cave Vol 39, no. 2
45	King Kutz Cave	USA/NM	San Juan	576	0.109	175.565	145	44.2	D. Medville
46	Canyon Climb Cave	USA/CO	Delta	572	0.108	174.346	156	47.55	D. Medville
47	Canis Major Cave	USA/CO	Mesa	563.9	0.107	171.9	49.2	15.0	Derek Wolfe email
48	Blue Beer Cap Cave	USA/NM	San Juan	546	0.103	166.421	56	17.07	D. Medville
49	Slickrock C.	USA/CO	Mesa	527	0.1	160.63	59	17.98	D. Medville
50	Deck of Jacks Cave	USA/CO	Mesa	519	0.098	158.2	83.2	48.2	Derek Wolfe email
51	Finale Cave	USA/CO	Mesa	499	0.095	152.095	65	19.81	R. DeLano, RMC Vol 13, no. 1
52	Orange Wall Cave	USA/CA	Imperial County	483	0.091	147.2	40	12.2	Nicolas Barth email
53	Cobble Cave	USA/CO	Delta	468	0.089	142.646	108	32.92	D. Medville
54	Clay Gully Cave	USA/CO	Montrose	460	0.087	140.208	68	20.73	D. Medville
55	Scorpio Cave	USA/CO	Mesa	458.8	0.087	139.8	40	42.6	Derek Wolfe email
56	Cueva del Puloy	Argentina	Rodeo san Juan	456.8	0.09	139.24			cuevasdeiglesia.blogspot.com
57	Raven Cave	USA/CO	Mesa	452	0.086	137.77	57	17.37	D. Medville
58	Hidden Canyon Cave	USA/NM	San Juan	448	0.085	136.55	30	9.14	D. Medville, B. Richards
59	Bedding Plane C.	USA/CA	San Diego	441	0.084	134.417	57	17.37	B. Richards, Cal Cave Vol 39, no. 2
60	Svyataya Cave	Russia	Gatchina	427	0.081	130.15	0	0	Euro Speleo Magazine p46 1/1/12	sandstone
61	Mudnificent Cave	USA/NM	San Juan	425	0.08	129.54	66	20.12	D. Medville
62	Crumbling Canyon Cave	USA/CO	San Juan	425	0.080	129.54	79	24.08	D. Medville
63	May Day Cave	USA/NM	San Juan	420	0.08	128.016	115	35.05	D. Medville
64	Maybe Cave	USA/NM	San Juan	415	0.079	128.016	0	0	D. Medville
65	Elephant Cave	USA/CA	Imperial County	419	0.079	127.7	41	12.5	Nicolas Barth email
66	M.U.D. Cave	USA/CO	Mesa	415.9	0.079	126.8	65.6	20.0	Derek Wolfe email
67	Old Spanish Trail C.	USA/CA	Inyo	415	0.079	126.492	23	7.01	B. Szukalski
68	Jenga Cave	USA/CA	Imperial County	412	0.078	125.6	26	7.9	Nicolas Barth email
69	Wedged Rock C.	USA/CO	Mesa	410	0.078	124.968	61	18.59	D. Medville
70	DeBeque Road Cave	USA/CO	Mesa	409	0.077	124.7	41	12.5	D. Medville
71	Mesa C.	USA/CO	Mesa	398	0.075	121.31	57	17.37	D. Medville
72	Tabeguache-Zephyr C.	USA/CO	Mesa	397	0.075	121.006	32	9.75	D. G. Davis, RMC Vol 9, no. 2
73	Cold Climb Cave	USA/NM	San Juan	394	0.075	120.091	119	36.27	D.Medville
74	Skylight Cave	USA/CA	San Diego	389	0.074	118.567	0	0	B. Richards, Cal Cave Vol 39, no. 2
75	Red Arrow	USA/CO	Mesa	368	0.070	112.2	77	23.5	Robert McFarland
76	Double Ladder Cave	USA/NM	San Juan	362	0.069	110.338	113	34.44	D. Medville
77	Coaled Comfort C.	USA/NM	San Juan	362	0.069	110.338	36	10.97	D. Medville, B. Richards
78	Wrecked Car Canyon Cave	USA/NM	San Juan	356	0.067	108.509	85	25.91	D. Medville, B. Richards, C. Vesely
79	Climbdown Cave	USA/CO	Montrose	354	0.067	107.899	50	15.24	D. Medville
80	East Pipeline Road Cave	USA/CO	Delta County	345	0.065	105.16	17	5.18	D. Medville
81	Amargosa River Cave #2	USA/CA	Inyo	344	0.065	104.851	22	6.71	B. Szukalski
82	Coyote Cave	USA/CO	Montrose	340	0.064	103.632	65	19.81	D.Medville
83	Canyoneering Cave	USA/NM	San Juan	337	0.064	102.718	0	0	D.Medville, C.Vesely
84	Escalante C.	USA/CO	Delta	336	0.064	102.413	34	10.36	D. Medville
85	Pestera în Loess din V.Lui Mos Stoian	Romania	.	334.6	0.063	102	42.7	13.01	Liviu Valenas	Loess
86	Footprint C.	USA/CA	San Diego	334	0.063	101.803	38	11.58	B. Richards, Cal Cave Vol 39, no. 2
87	Big Mud Flow Cave	USA/CA	San Diego	329	0.062	100.279	0	0	C. Vesely
88	Yuyera	Argentina	Oeste	171.3	0.03	52.2	62.3	19	Dino Mendy emal
89	Gruta Naranja	Argentina	Espelaion	152.9	0.03	46.6	16.4	5	Dino Mendy emal
90	Las entradas	Argentina	Indios	139.4	0.03	42.5	13.1	4	Dino Mendy emal
91	Bruja	Argentina	Oeste	106.3	0.02	32.4	36.1	11	Dino Mendy emal