06/04/2011 Compiled by: Michael Poucher, Florida from Bob Guldens Long and Deep Cave Lists, Quintana Roo Speleological Survey and other sources.This list includes underwater caves greater than one mile in length gathered from the best information available at the time and may not be completely up-to-date. Corrections and additions are welcome.

LENGTH

DEPTH

LENGTH

DEPTH

NAME

COUNTRY

STATE

County

Miles

Feet

Meters

Meters

SOURCE

DATE

1

Sistema Ox Bel Ha

Mexico

Quintana Roo

138.156

110

222340

34

Bogaerts/Phillips

2011

2

Sistema Sac Actun

Mexico

Quintana Roo

133.830

330

215378

101

Starnawski

2011

3

Cenote Dos Ojos

Mexico

Quintana Roo

50.403

391

81115

119

Bogaerts/Schmittner

2008

4

Sistema Xunaan Ha

Mexico

Quintana Roo

31.415

90

50558

27

Bordignon/Reato

2011

5

Wakulla-Leon Sinks Cave System

USA

Florida

Leon/Wakulla

28.500

325

45866

99

WKPP-McKinlay

2007

6

Sistema K'oox Baal

Mexico

Quintana Roo

22.372

86

36005

26

Czech Speleo. Sur

2011

7

Sistema Toh Ha

Mexico

Quintana Roo

18.044

42

29039

13

Berni/Sieff

2010

8

Sistema Tux Kupaxa

Mexico

Quintana Roo

11.273

52

18142

16

Czech Speleo. Sur

2011

9

Sistema Ponderosa

Mexico

Quintana Roo

9.332

54

15019

16

Gerrard

2000

10

Cathedral-Falmouth System

USA

Florida

Suwannee

8.939

190

14386

58

Leonard

2005

11

Old Bellamy Cave System

USA

Florida

Alachua

7.864

180

12657

55

Poucher

2007

12

Sistema Camilo

Mexico

Quintana Roo

7.087

80

11405

24

Davila/Sampson

2010

13

Peacock Spring Cave

USA

Florida

Suwanee

6.504

210

10467

64

Milowka/Toland

2010

14

Cenote Muul Three

Mexico

Quintana Roo

5.984

63

9630

19

SAET

2005

15

Cenote Chac-Mol

Mexico

Quintana Roo

5.712

93

9193

28

Matthes

2000

16

Lucayan Caverns

Bahamas

5.705

9182

Exley, Caverns..

17

Sistema Ek Be

Mexico

Quintana Roo

5.695

60

9165

18

QDET

2011

18

Cueva Quebrada

Mexico

Cozumel

5.593

35

9000

11

Ormeroid

1993

19

Manatee Spring Cave System

USA

Florida

Levy

5.330

105

8577

32

Frei/Schulte

2011

20

Devils Eye Cave System

USA

Florida

Gilchrist

4.977

102

8010

31

Toland

2009

21

Madison Blue Spring

USA

Florida

Madison

4.831

120

7775

37

Bruic

1997

22

Cenote Zapote

Mexico

Quintana Roo

4.783

80

7697

24

R. Weijski-Wol

2005

23

Telford Springs

USA

Florida

Suwannee

4.735

72

7620

22

Kunkle, Poucher

2003

24

M2 Blue Hole

USA

Florida

Madison

4.630

160

7451

49

Poucher

2010

25

School Sink

USA

Florida

Pasco

4.598

160

7400

49

Bojar, Warren

2003

26

Hart Spring

USA

Florida

Gilchrist

4.303

80

6925

24

Skiles

2008

27

Entrada Boca Paila

Mexico

Quintana Roo

4.281

89

6890

27

CINDAQ/MSEP

2008

28

Pipeline System (Chip's/Cal's)

USA

Florida

Wakulla

4.222

155

6795

47

B.Scarabin

06/98

29

Sistema Xel-Ha Norte

Mexico

Quintana Roo

4.133

44

6652

13

Bogaerts/Phillips

2004

30

Three Island Cave

Canada

Quebec

4.078

38

6563

12

McKenzie

31

Bananeira

Brazil

3.977

6400

Nairne

2004

32

Cueva Aerolito

Mexico

Cozumel

3.791

90

6100

27

Ormeroid

1993

33

Dan's Cave

Bahamas

Abaco

3.789

180

6098

55

B. Kakuk

2008

34

Entrada Caapechen

Mexico

Quintana Roo

3.689

92

5938

28

Yaxchen Project

2007

35

Sistema Joolis

Mexico

Quintana Roo

3.671

80

5908

24

Czech Speleo. Sur

2008

36

Hornsby Spring Cave System

USA

Florida

Alachua

3.651

150

5876

46

Sheck Exley

1982

37

Doux De Coly

France

3.528

212

5678

65

Buchaly, Waldbrener

2002

38

Jackson Blue Springs Cave

USA

Florida

Jackson

3.465

102

5576

31

Sheck Exley

1980

39

Sistema Taj Mahal

Mexico

Quintana Roo

3.395

80

5463

24

A Formstone

2010

40

Sistema Regina

Mexico

Quintana Roo

3.390

117

5455

36

Hermansen

2011

41

Sistema Actun Chen

Mexico

Cozumel

3.377

82

5435

25

Birnbach/LeMaillot

2001

42

Sistema Actun Koh

Mexico

Quintana Roo

3.204

54

5156

16

F. Devos

2001

43

Sistema Cangrejo

Mexico

Quintana Roo

3.188

70

5131

21

Czech Speleo. Sur

2008

44

Sistema Tortuga

Mexico

Quintana Roo

3.045

90

4900

27

R. Weijski-Wol.

2005

45

Dzonot Took

Mexico

Quintana Roo

3.031

54

4878

16

A/T Kampe

2010

46

Green Sink Cave System

USA

Florida

Lafayette

2.815

60

4530

18

Sheck Exley

1980

47

Sistema Crustacea

Mexico

Quintana Roo

2.812

85

4525

26

Richards

2010

48

Cenote Chan Ayim

Mexico

Quintana Roo

2.618

97

4214

30

Schnittger/Phillips

2006

49

Mundo Escondido

Mexico

Quintana Roo

2.602

86

4187

26

Bogaerts/Schmittner

2009

50

Moinar Janos Cave

Hungary

Budapest

2.485

4000

51

Cenote Burrodromo

Mexico

Quintana Roo

2.462

47

3962

14

Skiles

1988

52

Gervais Cave

Canada

Ontario

2.428

30

3907

9

McKenzie

53

Natural Bridge - St. Marks

USA

Florida

Wakulla

2.293

110

3690

34

WKPP-McKinlay

2007

54

Indian Spring (Creek) Cave

USA

Florida

Wakulla

2.273

3658

WKPP-Irvine

1998

55

Cenote Herradura

Mexico

Quintana Roo

2.211

55

3558

17

Schmittner

2006

56

Sistem Ich Tunich

Mexico

Quintana Roo

2.199

54

3538

16

Schmittner

2006

57

Sistema Dos Pies

Mexico

Quintana Roo

2.185

43

3516

13

Devos

2001

58

Tank Cave

Australia

South Australia

2.175

3500

Prust

2002

59

Beacon Woods

USA

Florida

Pasco

2.163

140

3481

43

Warren

2002

60

Sally Ward

USA

Florida

Wakulla

2.000

3219

Wisenbaker

2003

61

Santa Fe River Rise

USA

Florida

Alachua

1.993

150

3207

46

Poucher

2003

62

Sistema Minotauro

Mexico

Quintana Roo

1.938

48

3118

15

Birnbach/LeMaillot

2001

63

Giant Cave

Belize

1.936

3116

Exley

64

King Pot - Keld Head

England

1.895

3050

UWS Vol 18, No. 6

1991

65

Hole in the Wall Cave

USA

Florida

Jackson

1.783

102

2869

31

Sheck Exley

10/80

66

Sistema Nohoch Kai

Mexico

Quintana Roo

1.763

60

2838

18

Cope/Kampe/Larsen

2009

67

Sistema Miguel

Mexico

Quintana Roo

1.760

60

2832

18

R. Schmittner

2008

68

Rose Creek Swallet

USA

Florida

Columbia

1.744

141

2807

43

Heinerth/Murphy

2010

69

Sistema Ox Pe Pool

Mexico

Quintana Roo

1.729

85

2783

26

M. Megela

2010

70

Burnabbie Cave

Australia

Western

Nularbor Plain

1.709

0

2750

0

Hosie

71

Roubidoux Cave

USA

Missouri

Pulaski

1.619

2606

M.S.S. House

01/96

72

Cenote K'oxul

Mexico

Quintana Roo

1.560

57

2511

17

Bogaerts/Schmittner

2007

73

Cenote Cocodrilo

Mexico

Cozumel

1.549

57

2493

17

Mendoza

2005

74

Sistema Maya

Mexico

Quintana Roo

1.534

54

2468

16

EXPL-1204

2005

75

Source de Bestouan

France

1.529

2461

UWS Vol 18, No. 6

1991

76

Bonnet Spring

USA

Florida

Suwannee

1.522

34

2449

10

Skiles

77

Bird Sink

USA

Florida

Leon

1.515

2438

T.Morris

06/98

78

Peacock III Cave Syphon

USA

Florida

Suwanee

1.473

210

2370

64

M. Poucher

1996

79

Covol del Veci

Italy

1.455

2341

UWS Vol 18, No. 6

1991

80

Laguna Lagarto

Mexico

Quintana Roo

1.431

36

2303

11

Brown

2005

81

Chi chan K'uk'um

Mexico

Quintana Roo

1.387

50

2232

15

R. Schmittner

2008

82

Sistema Ak Tulum

Mexico

Quintana Roo

1.386

50

2231

15

R. Schmittner

2008

83

Cenote Sole

Mexico

Quintana Roo

1.381

32

2223

10

SAET

2008

84

Cenote Rudy Sanchez

Mexico

Quintana Roo

1.370

61

2205

19

Bogaerts/Meacham

2003

85

Line Eater

USA

Florida

Hamilton

1.364

2195

Bryant, et. al.

1982

86

Sistema Chakalal

Mexico

Quintana Roo

1.348

22

2170

7

B. Birnbach

2003

87

Sistema Carrillo

Mexico

Quintana Roo

1.332

26

2144

8

F. Devos

2001

88

Weeki Wachee

USA

Florida

Hernando

1.331

407

2142

124

Hemphill/Heinerth/Mearns

2007

89

Sistema Kachkalak

Mexico

Quintana Roo

1.317

45

2120

14

Roth/Tietz

2010

90

Cueva Aak Kimin

Mexico

Quintana Roo

1.244

225

2001

69

G. Brown

2005

91

Emergence du Ressell

France

1.243

265

2001

81

Buchaly, Waldbrener

1998

92

Laguna Nonec

Mexico

Quintana Roo

1.243

35

2000

11

J. Zumrick

1992

93

Sistema Yang Kai

Mexico

Quintana Roo

1.224

69

1970

21

SAET

2006

94

Conch Sound Blue Hole

Bahamas

Andros

1.179

117

1898

36

B. Kakuk

2001

95

Sistema Ixchel

Mexico

Quintana Roo

1.173

65

1887

20

Bertoni/Korytko

2009

96

Eagle's Nest

USA

Florida

Hernando

1.161

297

1869

91

Pitkin, Hemphill

2011

97

Sistema Chico Spring

Mexico

Quintana Roo

1.156

59

1861

18

S. Bogaerts

2003

98

Sistema Zebra

Mexico

Quintana Roo

1.141

56

1837

17

Czeech Speleo. Sur

2005

99

Leopard Frog Cave

Canada

1.135

1827

Kim Martin

2004

100

Mill Creek/Alachua Sink

USA

Florida

1.119

231

1801

70

Hemphill/Pitkin

2011

101

Guy James Cave

USA

Tennessee

1.079

1736

J. Richards

2007

102

Sistema Heder

Mexico

Quintana Roo

1.065

80

1714

24

F. Devos

2001

103

Sistema Yax Tun

Mexico

Quintana Roo

1.056

60

1699

18

Pfister/Roth

2008

104

Sistema Alomo

Mexico

Quintana Roo

1.049

30

1688

9

Tietz/Trejo

2008

105

Sistema Templo

Mexico

Quintana Roo

1.044

70

1680

21

Bordignon

2010

106

Source de Port Miou

France

1.038

1670

UWS Vol 18, No. 6

1991

107

Sistema Muuch

Mexico

Quintana Roo

1.012

18

1629

5

Gibb et.al.

2011

108

Atlantida Tunnel

Canary Islands

1.005

1618

UWS Vol 18, No. 6

1991