Safe Cave Diving Award Recipients
The NSS-CDS recognizes individuals by issuing Safety Awards for completing certain milestones. Below you will find the list of award recipients. For more information on the Safety Award program, please visit The Safe Cave Diving Awards page.
Abe Davis Award Recipients
The following individuals are recipients of the Abe Davis award for completion of 100 safe cave dives!
| Recipient | Location | Dive Date | Date Awarded |
|---|---|---|---|
| Summerlin, A Fred | Orange Grove Sink (Peacock Springs) | 21 March 2002 | 27 February 2002 |
| Martin, A. G. Tony | Madison Blue | 7 May 1994 | Unknown |
| Streeter, Adam | Little River | 17 October 2008 | 25 May 2009 |
| McDowell, Adam | Aerolito de Paraiso | 4 June 2010 | 28 May 2011 |
| Lanes, Adam | Kitty Sink | 6 December 2003 | 6 December 2003 |
| Smith, Adam | Cow Springs - Upstream, Florida | 20 August 2010 | 1 June 2011 |
| Hughes, Adam Thomas | Little River Springs | 7 December 2014 | 16 May 2015 |
| Milowka, Agnes | Ginnie Springs | 16 March 2008 | 25 May 2009 |
| Clements, Al | Peacock 1 | 25 October 2014 | 16 May 2015 |
| Barefoot, Alan R. | Eagles Nest, FL | 26 April 1987 | 26 April 1987 |
| Heck, Alan C | McBride Slough | 18 January 1992 | 18 January 1992 |
| Fossum, Alan | Ginnie Springs (Ear) | 30 November 2013 | 16 May 2015 |
| MacLeod, Alasdair | Peacock Springs: Orange Grove Sink | 2 December 2013 | 24 May 2014 |
| Dupont de Castro, Alexandre | Cenote of the Sun - Downstream | 1 April 2003 | 25 May 2009 |
| Schryver, Alicia | Eagles Nest | 10 April 2011 | 26 May 2012 |
| Lamborn, Alicia | Peacock Springs | 10 September 2011 | 26 May 2012 |
| Forbis, Alison | Peacock - Orange Grove | 25 November 2004 | 22 May 2010 |
| Henderson, Allen | Cow Springs | 24 May 1992 | 24 May 1992 |
| Pertner, Allen | Big Boil, Bahamas | 7 April 1994 | 7 April 1994 |
| Wooten, Allen S | Jackson Blue Spring, Marianna, FL | 16 October 2004 | 6 November 2004 |
| Smith, Allen Anderson | Peacock Spring | 30 December 2014 | 16 May 2015 |
| Lee, Allison | Little River, Deep Tunnel | 8 May 2012 | 25 May 2013 |
| MacDougall, Alvah Bruce | Peacock Springs | 29 November 2008 | 25 May 2009 |
| Matthes, Andreas W | Chac Mol , Mexico | 29 June 1996 | Unknown |
| Kowalczk, Andrew | Peacock Springs State Park | 26 January 2008 | 14 September 2008 |
| Dr Pitkin, Andrew | Cenote Car Wash, Q Roo, MX | 15 February 1999 | 7 April 2000 |
| Dennis, Andrew | Ginnie Springs | 2 November 2009 | 26 May 2012 |
| Albury, Andy | Little River, Fl | 18 November 1992 | 18 November 1992 |
| Conneen, Andy | Wayne's World Sink | 28 October 2000 | 31 May 2001 |
| Henderson, Andy | Cenote Coats-Mundi, Tulum, Mexico | 25 March 2003 | 12 September 2003 |
| Heintzmann, Angelika | Ginnie Springs | 27 November 1997 | 30 January 1998 |
| Gebuis, Annette | Peacock 3 | 28 October 1996 | 28 October 1996 |
| Gonzales, Anthony J | Devils Ear, Ginnie Spring System | 1 June 1999 | 22 November 1999 |
| Hearl, Arthur M.L. | Luraville One, Luraville, FL | 29 November 1987 | 29 November 1987 |
| Watson, Arthur H | Bonnet Spring | 27 October 1991 | 27 October 1991 |
| Summers, Ashley | Peacock | 24 October 1992 | 24 October 1992 |
| Wolfe, Aubrey C (Rick) | Sac atun, Q Roo, MX | 24 September 1993 | 24 September 1993 |
| Dwyer, Barbara J. | Cow Springs Upstream, Luraville, FL | 10 June 2008 | 23 May 2009 |
| am Ende, Barbara Anne | Devil's Ear/Eye | 29 December 2009 | 22 May 2010 |
| Lewis, Barbara Jo | Naharon, Q.Roo, Mexico | 30 March 1994 | 30 March 1994 |
| Smith, Barbara Rayette | Little River Springs | 7 May 1989 | 7 May 1989 |
| Warner, Barry | Devil's Eye | 21 October 1977 | 21 October 1977 |
| Kagan, Becky | Beacon Woods Cave | 14 April 2001 | 15 May 2001 |
| Cichowski, Ben Ryan | Little River | 9 January 2001 | 18 May 2001 |
| Priest, Ben | Little River | 5 June 1996 | 25 June 1998 |
| Aspacher, Bernd | Eagles Nest, FL | 3 May 1993 | 3 May 1993 |
| Bowden, Bill | Peacock Springs, Fl | 20 September 1998 | 31 July 1999 |
| Cronin, Bill | Devil's Ear | 18 April 1987 | 18 April 1987 |
| LeVine, Bill | Peacock Springs | 19 May 2004 | 9 September 2004 |
| Rotella, Bill | Temple of Doom | 17 December 2004 | 1 January 2005 |
| Price, Bithel Keith | Peacock Springs | 10 May 2004 | 16 May 2005 |
| Mott, Blair | Ginnie Springs | 11 May 2013 | 24 May 2014 |
| Chadwick, Bob | Mayan Blue, Akumul, Mexico | 11 December 1992 | 11 December 1992 |
| Gibson, Bob | Peacock 1 | 30 August 1986 | 30 August 1986 |
| Landrum, Bob | Devils System | 7 March 2006 | 9 March 2006 |
| Bost, Bob | Eagles Nest | 28 February 2012 | 26 May 2012 |
| McMichael, Bobbi L. | Cow Springs | Unknown | 22 May 2010 |
| Gagne, Bradford J | Devils Ear, Ginnie Spring System | 31 October 1991 | 31 October 1991 |
| Cook, Brandon | Devils Cave | 22 December 2012 | 25 May 2013 |
| Carter, Brantley | Peacock Slough | Unknown | Unknown |
| O Brien, Brendan | Ginnie Springs | 31 December 2011 | 24 May 2014 |
| Cooper, Brent | Wes Skiles Peacock Springs | 30 July 2011 | 26 May 2012 |
| Dodson, Brett W | Cenote Maya Blue, Q Roo Mexico | 15 July 1997 | 6 January 1998 |
| Floren, Brett | Apopka Blue Sink | Unknown | 30 April 2006 |
| Chatham, Brian | Jackson Blue Springs - Marianna, FL | 17 October 2008 | 25 May 2009 |
| Wright, Brian Arthur | Ginnie Springs | 29 November 2007 | 25 May 2009 |
| Harris, Brian | Dos O'Jos | 9 December 2002 | 7 August 2003 |
| Kibler, Brian | Aktun Chen, Q. Roo, Mexico | 4 November 2000 | 2 November 2000 |
| Garby, Brian M. | Ginnie Springs | 22 August 2010 | 1 June 2011 |
| Ross, Brian | Pet Cemetary (Blue Abyss) Tulum, Mexico | 4 December 2010 | 26 May 2012 |
| Hamilton, Brian E. | Jackson Blue | 3 December 2011 | 26 May 2012 |
| Sheridan, Brian | Little River | 4 December 2003 | 26 May 2012 |
| Hedden, Brian | Landenouse, France | 23 July 2014 | 16 May 2015 |
| Shreve, Brian R. | Little River | 7 November 2014 | 16 May 2015 |
| Mitchell, Brooks | Manatee Springs | 17 February 2004 | 14 February 2005 |
| Campbell, Bruce | Devil's Ear | 3 April 1994 | 3 April 1994 |
| Ryan, Bruce M | Little River | 3 February 1996 | 3 February 1996 |
| Sanders, Buddy | Little Dismal | 21 March 1979 | 21 March 1979 |
| Pruitt, Buford C Jr | Madison Blue | 14 September 1986 | 14 September 1986 |
| Fatzinger, Carl W | Devil's Ear | 26 February 1992 | 26 February 1992 |
| Griffing, Carl B. Jr | Cenote Pikal to Chac Mool | 19 March 2006 | 28 May 2011 |
| Sugars, Carol | Cow Spring | 27 December 2014 | 16 May 2015 |
| Rhea, Catherine | Devil's Ear, Ginnie Springs | 8 July 1993 | 8 July 1993 |
| Harrold, Catherine | Akumal Mexico | 29 August 2015 | Unknown |
| Frees, Charles T | Sac Actun, Tuluum, Mexico | 20 August 1996 | 30 January 1998 |
| Jones, Charles Danny | Peacock Spring | 30 December 1982 | 30 December 1982 |
| Strasburger, Charles F | Little River Cave | 5 November 1995 | 5 November 1995 |
| Strother, Charles J | Devil's Eye | 14 July 1984 | 14 July 1984 |
| Robinson, Charles A. (Sandy) | Wes Skiles Peacock Springs State Park - Grand Traverse | 30 April 2011 | 28 May 2011 |
| Fletcher, Charles Matthew | Manatee Springs - Chiefland, FL | 3 September 2012 | 25 May 2013 |
| Phillips, Chip | Madison Co. Blue Springs | 18 September 1992 | 18 September 1992 |
| Whitlock, Chris K. | Peacock Springs | 29 November 2008 | 25 May 2009 |
| Bonnell, Chris | Cow Springs | 26 March 1992 | 26 March 1992 |
| Danforth, Chris Elizabeth | Peacock Springs, Fl | 5 October 2001 | 29 September 2003 |
| Douglass, Chris H | Devil's Ear - Ginnie Springs | 23 September 1995 | 12 March 1998 |
| Johnson, Chris A | Madison Blue | 5 June 1998 | 7 October 1998 |
| Kopecky, Chris | Devil's Ear | 8 January 1997 | 31 January 1997 |
| Masters, Chris | Devil's Eye | 6 December 1992 | 6 December 1992 |
| Rouse, Chris | Madison Blue | 23 October 1990 | 23 October 1990 |
| Rouse, Chris Sr. | Devil's Eye | 3 January 1991 | 3 January 1991 |
| Smith, Chris | Tulum, Mexico | 1 December 2010 | 26 May 2012 |
| Wickman, Chris | Madachuck Spring | 16 September 2012 | 25 May 2013 |
| Ball, Chris M. | Ginne Springs, High Springs, FL | 20 January 2015 | 16 May 2015 |
| Howarth, Christa | Hart Springs Bell, FL | 11 May 2012 | 26 May 2012 |
| Lampson, Christopher | Devil's Eye | 25 November 1978 | 1 March 1982 |
| Garguilo, Christopher | Larkinsville | 10 October 2015 | Unknown |
| Geick, Cindy Allan | Devils Eye/Ear | 23 September 2000 | 24 September 2000 |
| Milz, Claudia | Benjamin 4, Andros, Bahamas | 9 April 2001 | 9 September 2001 |
| Pouliot, Clement | Friedman Sink | 1 September 2003 | 1 January 2004 |
| LoRe, Connie | Coinnie Springs | 19 December 1993 | 19 December 1993 |
| Pfeifer, Conrad | Devil's Eye | 16 September 1995 | 16 September 1995 |
| David, Cora | Peacock Springs P1 | 18 January 2012 | 25 May 2013 |
| Mearns, Corey | Ginnie Springs | 1 January 2006 | 14 April 2006 |
| Gaffka, Craig | Little River | 5 December 2009 | 22 May 2010 |
| Hartmann, Craig | Eagle's Nest | 22 May 2014 | 16 May 2015 |
| Jones, Cristiana | Jackson Blue, Florida | 25 May 2008 | 1 June 2011 |
| DeRemer, Curt | Waterhole to Peacock One | 30 December 1989 | 30 December 1989 |
| Szuberla, Curt A. | Peacock I (Wes Skiles SP) | 28 December 2014 | 16 May 2015 |
| Deyo, Curtis Elizabeth | Devil's Eye/Ear System | 6 October 1998 | 18 October 1999 |
| Lesinszki, Cynthia A. | Ginnie Springs | 17 March 2009 | 25 May 2009 |
| Blanchard, Cynthia S. | Devil'sEar, FL | 14 December 1997 | 18 August 1998 |
| Butler, Cynthia | Devils Eye | 20 December 1999 | 29 January 2000 |
| Kim, Daehag | School Sink | 28 March 2006 | 29 April 2006 |
| Moeller, Dagmar | Little River, Florida | 27 November 2011 | 26 May 2012 |
| Bletso, Dale | Waterhole III, Peacock Springs, Fl | 26 November 1999 | 18 March 2000 |
| Kuhlman, Dale R. | Peacock I | 19 November 2005 | 20 November 2005 |
| Purchase, Dale J | River Sinks, FL | 15 July 1981 | 15 July 1981 |
| Danciger, Dan | Little River | 24 May 1987 | 24 May 1987 |
| Posey, Dan | Little River | 15 April 1989 | 15 April 1989 |
| Suke, Dan | Peacock Springs | 8 November 2012 | 24 May 2014 |
| Bartus, Dan | Ginnie Springs (at the Bats) | 17 August 2013 | 16 May 2015 |
| Butler, Daniel B. | Little River | 28 December 1984 | 28 December 1984 |
| Gault, Daniel J | Friedman Sink, Manatee Srpings State Park | 23 November 2001 | 4 February 2002 |
| Gouge, Daniel V | Dos Ojos, Akumel, MX | 16 July 2004 | 25 April 2005 |
| Lins, Daniel F. | Thunder Hole, Lee, FL> | 13 August 1988 | 13 August 1988 |
| Berkepile, Daniel | Peacock | 10 August 2004 | 1 June 2011 |
| MacNair, Daniel R | Ginnie Springs Devil's Eye System | 6 November 1994 | 24 June 1997 |
| Vickers, Daniel | Ginnie Springs | 3 December 2015 | Unknown |
| Brass, Danny | Sand Bag Sink | 8 November 1981 | 8 November 1981 |
| Davis, Darden | Eagle's Nest | Unknown | Unknown |
| Pratt, David W. | Ginnie Springs | 31 March 2004 | 22 May 2010 |
| Banks, David R. | Telford, Fl | 1 January 1987 | 1 January 1987 |
| Duguid, David S | Little River | 6 October 2001 | 10 November 2001 |
| Engelbrech, David | Little River | 21 August 1988 | 21 August 1988 |
| Grimm, David | Mamatee | 20 November 2003 | 1 January 2004 |
| Hale, David | Little River | 12 September 1997 | 10 January 1998 |
| Janes, David R | Line-Eater Spring | 22 September 1990 | 22 September 1990 |
| Penney, David R | Peacock Springs | 21 November 2003 | 16 January 2004 |
| Porter, David | Roubidoux Springs, MO | 21 August 1986 | 21 August 1986 |
| MacDonald, David Scott | Ginnie Springs Devil's Eye System | 21 April 2000 | 25 February 2001 |
| McLaren, David | Devil's Eye | 19 March 2005 | 19 March 2005 |
| Miller, David R | Ginie Springs | 28 April 1996 | Unknown |
| Rhea, David W | Peacock Springs | 15 May 1988 | 15 May 1988 |
| Shaw, David J | X'Tabay (Systema Ponderosa), Riviera Maya, MX | 25 March 2003 | 3 April 2003 |
| Sawatzky, David MD | Ottawa River Cave | 28 June 1987 | 28 June 1987 |
| Whall, David G | Madison Cave, VA | 28 June 1980 | 28 June 1980 |
| Soskin, David | Eagles Nest | 11 January 2011 | 1 June 2011 |
| Reiterman, David | Jackson Blue Spring | 14 February 2013 | 25 May 2013 |
| Sanders, David Scott | Jug Hole - Ichetucknee Springs, FL | 5 January 2013 | 25 May 2013 |
| Jones, David L. | Double Lines Circuit, Devil's Ear/Eye Cave System | 11 March 2012 | 24 May 2014 |
| Johnson, David | Jackson Blue Spring | 24 January 2014 | Unknown |
| Saltsman, Dayton Jr | Eagle's Nest Sink, Weeki Wachee, FL | 7 July 1984 | 7 July 1984 |
| Allingham, Dean | Hole-In-The-Wall, Mill Pond | 22 March 2009 | 25 May 2009 |
| Dallas, Debbie | Devil's System, Ginnie Springs | 23 May 2002 | 9 June 2002 |
| Green, Debra | Little River | 15 February 1999 | 14 April 2000 |
| Litchfield, Delwin | Apopka Blue | 7 April 1993 | 7 April 1993 |
| Ulmschneider, Dene | Jackson Blue Spring | 31 December 2015 | Unknown |
| Stoner, Denise M | Little River, Branford | 19 October 1991 | 19 October 1991 |
| Holden, Dennis | Telford Spring | 1 January 1987 | 1 January 1987 |
| Willis, Denny | Devil's ar, Ginnie Springs | 7 April 1995 | 7 April 1995 |
| Lichtenwalter, Derrick | Cow Springs, Maya, FL. | 12 January 1993 | 12 January 1993 |
| Weatherford, Dianne L | Littke River Spring | 5 September 1988 | 5 September 1988 |
| Corzo, Diego Romo | Cenote S-1 Quebrada System, Q Roo Mexico | 23 February 2002 | 23 February 2002 |
| Cook, Dixie | Peacock Springs, Fl | 15 May 1999 | 12 July 1999 |
| Currie, Don | Eagle's Nest | 19 April 2009 | 25 May 2009 |
| Loeder, Don | Little River Spring | 16 March 1989 | 16 March 1989 |
| Six, Don | Peacock Springs | 29 May 2011 | 26 May 2012 |
| Boccio, Dona V. | Telford, Fl | 17 July 2000 | 17 July 2000 |
| Alfieri, Donald Robert | Peacock Springs, Fl | 11 January 2003 | 11 January 2003 |
| Black, Donald A. | Ichetucknee Jug Hole, Fl | 30 November 1998 | 30 November 1998 |
| Faust, Donald B | Peacock III | 20 November 1994 | 20 November 1994 |
| Meister, Donald L | Peacock 1, Luraville, FL | 25 May 1998 | 1 June 1998 |
| Redinger, Donald N | Myan Blue, Akumal, MX | 23 March 1992 | 23 March 1992 |
| Ellerbrock, Donn | Telford Springs | 24 November 1992 | 24 November 1992 |
| Churchill, Dorothea M | Die Polder's #3 | 6 September 1985 | 6 September 1985 |
| Spirelis, Douglas J. | Peacock III | 3 January 2009 | 25 May 2009 |
| Chappell, Douglas L | Hidden Spring near Vernon, FL | 24 April 1982 | 24 April 1982 |
| Daniel, Douglas | Peacock Springs, Fl | 11 December 1999 | 15 April 2000 |
| Del Castillo, Douglas | Devil's Eye | 12 June 1990 | 12 June 1990 |
| MacDonald, Douglas P | Madison Blue | 19 August 1984 | 19 August 1984 |
| Cain, Douglas | Ginnie Springs with Barry Allen | 19 January 2013 | 25 May 2013 |
| Bzotte, Douglas | Peacock Springs | 6 March 2014 | 24 May 2014 |
| Clesi, Dustin M | Die Polder Sink #3 | 27 October 1984 | 27 October 1984 |
| Doucette, Ed | Devil's Hill 400 Circuit | 26 February 1999 | 1 February 2000 |
| Isarguen, Ed | Silver Glen (Ocala) | 28 May 1995 | 28 May 1995 |
| Gaudeux, Edward | Peacock Springd State Park | 15 October 1997 | 20 November 1998 |
| Pellar, Edward S | Little River | Unknown | 21 February 2000 |
| Price, Edward | Cow Sink | 28 September 2003 | 28 September 2003 |
| Stoner, Edward P | Apoka Blue Sink, Orange County | 5 October 1991 | 5 October 1991 |
| Suarez, Edward E Jr | Orange Grove Sink - Lower Level Room | 11 November 1992 | 11 November 1992 |
| Wickes, Edwin A | Little River Cave | 6 June 1986 | 29 September 1998 |
| Gibson, Elisha S. | Ginnie Springs | 12 May 2008 | 25 May 2009 |
| Somers, Elizabeth A | Devil's Ear, Ginnies Springs, High Springs, FL | 19 March 1994 | 19 March 1994 |
| Freedman, Eric | Lost Arrow System, PA | 1 July 1981 | 1 July 1981 |
| More, Eric | Cannonball, Lake Wappapello, Polar Bluff, Missouri | 6 December 1997 | 27 January 1998 |
| Myers, Eric | Caracol | 7 December 2014 | 16 May 2015 |
| Hall, Eric S | Cenote Nariz | 23 November 2015 | Unknown |
| Baker, Erik C. | Devil'sEar, FL | 15 January 2000 | 10 February 2000 |
| Hellwig, Eugene H Jr | Spring Run, Blue Springs-Holmes Creek, Vernon, FL | 18 November 1989 | 18 November 1989 |
| Dudas, Evelyn Bartram | Devil's Ear | 27 January 1996 | 27 January 1996 |
| Hoffmann, Falk | Ginnie Springs | 7 July 1997 | 4 January 1999 |
| Chapman, Frank Doug | Grand Cenote, Tulum, Mexico | 17 October 1994 | 27 February 2002 |
| Howard, Frank | Blue Spring, Madison | 15 November 1989 | 15 November 1989 |
| Lavallee, Frank R. | Jewfish Hole, Aripeka, FL | 19 September 1992 | 19 September 1992 |
| Richardson, Frank | Twin Caves, Merritt's Mill Pond | 1 March 1992 | Unknown |
| Kraatz, Frank | Cenote Calavera, Mexico | 21 February 2015 | 25 September 2015 |
| Sjauw En Wa, Freddy | Little River | 31 December 2007 | 11 October 2008 |
| Gray, Frederick P. | Peacock 1 | 29 May 2010 | 1 June 2011 |
| Lamarre, Gabriel | Ginnie Springs (Devil's Eye) | 6 December 2011 | 25 May 2013 |
| Paparo, Gabriele | Capo D'Acqua Cave, Italy | 1 May 2009 | Unknown |
| Sullivan, Gareth | Thunder Hole, Madison County, FL | 3 July 2000 | 5 July 2000 |
| Toomey, Garret | Phantom Lake Springs, West Texas | 21 October 2011 | 26 May 2012 |
| Ashburn, Gary | Little River, Fl | 16 January 1994 | 16 January 1994 |
| Flood, Gary E | Peacock III | 15 October 1993 | 15 October 1993 |
| Lemme, Gary | Little River Spring | 21 October 1982 | 21 October 1982 |
| Stamm, Gary P | Madison Blue | 28 November 1987 | 28 November 1987 |
| Watkins, Gary G | Hole-In-The-Wall, Marianna, FL | 30 August 1986 | 23 September 1986 |
| Donahue, Gary | Jug Hole, ichetucknee Springs State Park | 23 January 2015 | 16 May 2015 |
| Orner, Gayle | Boiling Spring on the Big Piney | 2 October 2015 | Unknown |
| Chenoweth, Gena | Mermaid's Lair | 12 April 1984 | 12 April 1984 |
| Broome, Gene | Little River | 1 February 1982 | 1 February 1982 |
| Powell, Gene | Peacock III | 24 January 2004 | 24 January 2004 |
| Kelafont, Geoffrey | Naharon, Q Roo, Mexico | 18 February 1994 | 18 February 1994 |
| Bortnyk, George P. | Peacock Springs, Fl | 24 November 1984 | 24 November 1984 |
| Draffin, George A | Peacock Springs, Fl | 30 December 1997 | 10 January 1998 |
| Lacy, George David | Ginnie Springs, High Springs FL. | 19 January 1997 | 19 January 1997 |
| McCulley, George W | Peacock Springs, Peacock 1 Entrance | 20 September 2002 | 1 January 2004 |
| Murphy, Gerald J | Peacock 1, Luraville, FL | 4 August 1992 | 4 August 1992 |
| Waddle, Gerald O | Ponderoza, Akulal, MX | 9 April 1993 | 9 April 1993 |
| Carver, Glenn H | Devil's Ear | 14 May 1994 | 14 May 1994 |
| Forest, Glenn | Peacock III | 28 December 1994 | 28 December 1994 |
| Van Vliet, Glenn R. | Ginnie Springs - Devil's Ear | 14 December 2011 | 26 May 2012 |
| Smith, Gordon L | Troy Springs, FL | 18 November 1984 | 18 November 1984 |
| Bays, Grace T. | Little River, Fl | 13 October 1991 | 13 October 1991 |
| Richardson, Grady | Jackson Blue | 19 March 2000 | 25 March 2000 |
| Graves, Grant W | Aqua Azul, Brazil | 22 November 1998 | 22 November 1998 |
| Cole, Greg | Jackson Blue, Marianna, FL | 29 August 1998 | 19 October 1998 |
| Klefeker, Greg | Cow Springs System | 16 November 2002 | 19 January 2003 |
| Albertson, Gregory F. | Peacock Springs, Fl | 6 July 2004 | 7 March 2005 |
| Montgomery, Gregory A | Telford Springs | 1 December 1991 | Unknown |
| Schmoll, Gregory Martin | Madison Blue Springs | 20 September 1998 | 29 September 1998 |
| Wells, Gregory M | Ginnie Springs | 6 December 2003 | 2 May 2004 |
| Watson, Gregory M. | Ginnie Springs Devil Cave System | 23 June 2012 | 25 May 2013 |
| Mullen, Greta | Peacock Springs 1 | 23 April 1995 | 23 April 1995 |
| Wallis, Guy | Devil's Eye | 11 November 2005 | 12 December 2005 |
| Geick, Harold | Little River | 7 May 2000 | 24 September 2000 |
| King, Harold R. | Peacock Springs, Luraville | 26 January 2002 | 27 January 2002 |
| Martin, Harris W | Little River | 12 June 1989 | Unknown |
| Cardinale, Harry | Peacock Springs, Florida | 2 July 2005 | 25 May 2009 |
| Katz, Harry E. Jr. | Litter River | 5 September 1999 | 20 June 2002 |
| Boyd, Harvey | Devil'sEar, FL | 6 December 1998 | 6 December 1998 |
| Storck, Harvey V Jr | Madison Blue | 3 June 1994 | 3 June 1994 |
| Morash, Harvey | Ginnie Springs | 30 January 2014 | 24 May 2014 |
| Metzka, Helen L | Taj Mahal, Akumal, MX | 12 October 1998 | 12 October 1998 |
| Weber, Helge | Devil's Ear | 5 November 2009 | 24 May 2014 |
| Chandler, Henry H | Croaker Hole, St. John's River | 29 April 1984 | 29 April 1984 |
| Sugden, Herb | Apopka Blue | 23 November 1994 | 23 November 1994 |
| Hiler, Hilaire | Car Wash, Ackumal, Mexico | 1 June 1989 | 15 June 1989 |
| Miho, Hitoshi | Madison Blue Spring | 9 August 2007 | 1 June 2011 |
| Smith, Howard N. | Devil's Ear | 13 July 2009 | 22 May 2010 |
| Chretien, Hubert | Eagle's Nest | 1 July 2009 | 22 May 2010 |
| Skidmore, Hugh P | Telford Springs, FL | 17 November 2002 | 26 December 2002 |
| Dr. Hamilton, Ian N Jr | Devil's Eye | 30 March 2001 | 20 May 2002 |
| Cappelli, Ivan | Vacca Ha, Akumal, Mexico | 4 February 1994 | 4 February 1994 |
| Karmel, Ivan Martin | Wes Skiles State Park | 10 May 2015 | Unknown |
| Selser, J D | Cenote Tortuga | 4 October 1997 | 22 December 1997 |
| Craiger, J. Philip PhD. | Crystal Beach, FL | 27 December 2008 | 22 May 2010 |
| Boxley, J. Watson | Peacock Springs, Fl | 27 September 1992 | 27 September 1992 |
| Landon, J. Scott | Cow Springs, Suwanee County, FL. | 8 April 1995 | 8 April 1995 |
| Sutton, J. Hunter M.D. | Orange Grove Sink | 27 March 2012 | 26 May 2012 |
| Evans, Jack D | Devil's Eye | 26 August 1987 | 26 August 1987 |
| Leeth, Jack | Devil's Eye | 7 October 1998 | 22 May 1999 |
| Rensch, Jack A | Blue Springs, Madison, FL | 18 September 1982 | 18 September 1982 |
| Draffin, Jackie | Devil's Eye | 24 May 1998 | 24 May 1998 |
| DeWitt, Jacqueline | Green Sink, Lafayette, Fl | 6 November 1999 | 18 April 2000 |
| Thomas, James B. | Peacock 1 Peanut Tunnel | 19 February 2009 | 25 May 2009 |
| McMichael, James E. Jr. | Cow Springs | 26 July 2009 | 22 May 2010 |
| Albert, James L. | Ginnie Springs | 19 May 1996 | 19 May 1996 |
| Bing, James E. Jr. | Devil'sEar, FL | 11 February 1994 | 11 February 1994 |
| Calvin, James R | Peacock | 3 August 1997 | 3 August 1997 |
| Coke IV, James G | Naharon, QR Mexico | 17 February 1986 | 17 February 1986 |
| Cooney, James | Telford Springs | 5 December 2003 | 17 August 2004 |
| Crawford, James | Madison Ble | 29 June 2004 | 25 April 2005 |
| Draker, James A | Peacock Springs, Fl | 23 June 2002 | 23 June 2002 |
| Gordon, James Warren | MayaBlue, akumal, MX | 11 December 1992 | 11 December 1992 |
| Gallagher, James | Little River | 16 November 1995 | 16 November 1995 |
| Garey, James R | Mud Sink Spring | 21 November 2005 | 27 November 2005 |
| Jordan, James Callier | Devil's Eye, Ginnie Springs | 7 January 1996 | 7 January 1996 |
| Robinson, James | Little River | 9 November 1990 | 9 November 1990 |
| Womack, James B | Edwards | 18 June 1988 | 18 June 1988 |
| Womble, James C | Ginnie Springs, High Springs, FL | 1 September 1996 | 29 April 1998 |
| Parkevich, James Ryan | PSSP Luraville, FL | 21 July 2001 | 26 May 2012 |
| Wetzel, James | Jackson Blue | 10 March 2011 | 26 May 2012 |
| Little, James | Peacock Springs | 18 February 2012 | 26 May 2012 |
| Garrett, James | Manatee Springs | 17 April 2010 | 25 May 2013 |
| Starr, James M. | Twin Cave, Marianna, Florida | 2 November 2012 | 25 May 2013 |
| Baldwin, James | Ginnie Springs | 1 January 2016 | Unknown |
| Clark, Jamie C | Devil's Ear | 27 May 2005 | 27 May 2005 |
| Rumph, Jamie | Devil's System, Ginnie Springs | 13 April 2002 | 1 January 2003 |
| Smith, Jana | Calimba, Tulum, MX | 2 January 1998 | 23 January 1999 |
| Stape, Janet L | Peacock Springs, Fl | 30 April 2000 | 1 May 2000 |
| Costa, Jason L. | Ginnie Springs Devils System | 31 October 2013 | 24 May 2014 |
| Bauer, Jeff | Orange Grove to Peacock Grand Traverse, Fl | 21 July 2002 | 21 July 2002 |
| Broughton, Jeff | Vortex Springs | 17 March 1984 | 22 May 2010 |
| Carson, Jeff H | Apopka Blue | 22 June 1992 | 22 June 1992 |
| Griggs, Jeff | Little River | 18 November 1992 | 18 November 1992 |
| Loflin, Jeff M. | Jackson Blue | 30 December 2002 | 1 March 2003 |
| McAnally, Jeff | Little River | 11 March 2001 | 20 March 2001 |
| Chance, Jeff | Jacobs Well | 2 July 2011 | 26 May 2012 |
| Marchand, Jefferson | Ginnie Springs | 9 August 2014 | Unknown |
| Bozanic, Jeffrey | Brenna's Cave, Cozumel, Mx. | 19 September 1984 | 19 September 1984 |
| Haupt, Jeffrey E | Hole in the Wall | 21 October 1987 | 21 October 1987 |
| Hewlett, Jeffrey | Peacock 1 | 20 April 1997 | 20 April 1997 |
| Johnson, Jeffrey Lee | Devil's Eye, High Springs | 28 March 1995 | 28 March 1995 |
| Miller, Jeffrey L | Ginnie Springs | 21 March 2002 | 8 May 2002 |
| Reeves, Jeffrey | I-Hop Cenote, Akuml, MX | 6 February 1997 | 19 February 1998 |
| Hawes, Jeffrey E. | Madison Blue Spring | 15 January 2012 | 26 May 2012 |
| Frank, Jeffrey Edward | Blue Spring State Park, Orange City, FL | 14 July 2012 | 25 May 2013 |
| Rose, Jeffrey | Little River | 23 November 2015 | Unknown |
| Neto, Jennifer C. | Jackson Blue | 8 May 2009 | 23 May 2009 |
| Boyd, Jennifer | Devil'sEar, FL | 28 November 1998 | 28 November 1998 |
| Brown, Jennifer Andes | Devil's Eye, Gennie Springs | 4 May 1994 | 4 May 1994 |
| Finkel, Jerome H | Ginnie Springs | 24 June 2004 | 24 June 2004 |
| Henning, Jerry T | Cow Springs | 3 March 1995 | 3 March 1995 |
| Armantrout, Jesse P. | Cow Upstream | 22 April 1995 | 22 April 1995 |
| Rabjohn, Jill | No Hoch Nah Chich, Q Roo, MX | 9 January 1996 | 9 January 1996 |
| Lesto, Jim | Peacock Springs | 23 January 2009 | 1 June 2011 |
| Bondurant, Jim | Peacock Springs | 25 May 2011 | 26 May 2012 |
| Marshall, Jim | Roubidoux Springs | 19 May 2012 | 25 May 2013 |
| Moore, Jimmie J | Little River | 5 June 1996 | 24 June 1998 |
| Booue, Joe | Peacock Springs, Fl | 10 November 2001 | 12 October 2002 |
| Mullen, Joe | Peacock Springs 1 | 23 April 1995 | 23 April 1995 |
| de Groot, Johanna | Naharon, QR Mexico | 8 January 1987 | 8 January 1987 |
| Markham, John | Ginnie Springs | 1 March 2009 | 25 May 2009 |
| Martin, John | Peacock Springs | 11 November 2009 | 22 May 2010 |
| Barone, John Charles | Madison Blue Springs, Fl | 4 April 1999 | 4 April 1999 |
| Bateman, John | Hole in the Wall | 25 November 1989 | 25 November 1989 |
| Burdiss, John Bernard | Devil's Eye, Gennie Springs | 16 March 1994 | 16 March 1994 |
| Burge, John W. Jr. | Twin Cave, Jackson County | 23 September 1988 | 23 September 1988 |
| Crea, John Thomas III | Peacock/Olson Sink | 20 October 1985 | 20 October 1985 |
| Delaney III, John Patrick | Ponderosa Cave, Q Roo, Mexico | 19 November 1990 | 19 November 1990 |
| Finkbiner, John A | Devil's Eye - Ginnie | 25 July 1995 | 25 July 1995 |
| Flahive Jr, John T | Little River | 18 November 1993 | 18 November 1993 |
| Jaeger, John | Ginnie Springs Devil's Eye | 16 March 2010 | 22 May 2010 |
| Hatton, John L | Ginnie Springs | 22 November 1998 | 24 November 1998 |
| Heimann, John | Devil's Eye | 12 December 1999 | 12 December 1999 |
| Hrifko, John | Devils Ear | 31 December 1996 | 31 December 1996 |
| Jay, John | Little River Springs | 17 December 1990 | 17 December 1990 |
| Jones, John P | Little River | 30 March 1997 | 30 March 1997 |
| Preston, John Henry Jr. | Jackson Blue | 7 November 2009 | 1 June 2011 |
| Triarchis, John | Devil's Ear - Florida | 13 November 1999 | 1 May 2000 |
| Kibler, John M. Jr. | Eagle's Nest | 25 September 1986 | 25 September 1986 |
| LaManna, John J. Jr. | Ginnie Springs, High Springs FL. | 13 July 2005 | 11 August 2005 |
| Mauney, John R (Bob) | Cow Springs | 3 September 1995 | Unknown |
| McMacken, John | Peacock Springs | 3 January 2003 | 9 January 2003 |
| Morrison, John W III | Roubidoux Spring | 18 October 1998 | 1 January 2004 |
| Moseley, John W | Peacock Springs | 27 April 1994 | Unknown |
| Reekie, John | Devil's Eye | 27 December 1988 | 27 December 1988 |
| Richmond, John | Peacock III | 18 January 1999 | 17 May 1999 |
| Robinson, John | Waynes World | 12 May 2002 | 25 May 2002 |
| Staub, John W | Ginnie Springs, High Springs, FL | 16 December 1993 | 16 December 1993 |
| Marut, John A | Eagle's Nest | 15 January 2011 | 26 May 2012 |
| McCain, John | Ginnie Springs | 9 November 2014 | 16 May 2015 |
| Fulop, Johnathon M. | Eagles Nest | 1 July 2008 | 26 May 2012 |
| Richards, Johnny W II | Blue Hole Mystic, Morrdy County, Oklahoma | 4 October 1992 | 4 October 1992 |
| Berkepile, Jon | Peacock | 10 August 2004 | 1 June 2011 |
| Sikorsky, Jon | Devil's System, Ginnie Springs | 30 March 2014 | 24 May 2014 |
| Dotterer, Jon M. | Hole in the Wall Cave Merritts Mill Pond | 28 September 2014 | 16 May 2015 |
| Lillestolen, Jon | Hellhole, Southern Sump, Pendleton County, WV | 3 January 2015 | 16 May 2015 |
| Gol, Jonathan | Jackson Blue, Marianna, FL | 2 January 1998 | 13 October 1998 |
| Lesh, Jonathan W. | Peacock Slough | 15 December 1991 | 15 December 1991 |
| Pitt, Jonathan | Ginnie, Devil's Ear | 16 June 2010 | 1 June 2011 |
| Bernot, Jonathan | Ginnie Springs | 8 September 2011 | 26 May 2012 |
| Taylor, Jonathan | Ginnie Springs | 21 July 2012 | 24 May 2014 |
| Tegg, Joseph | Wayne's World | 23 May 2004 | 25 May 2009 |
| Beardsley, Joseph Chip | Upstream Cow Springs, Fl | 20 November 1999 | 16 September 2000 |
| Fortuna, Joseph D | Peacock Springs, Fl | 10 March 2002 | 10 March 2002 |
| Fredericks, Joseph J. | Hardee Springs Cave | 26 July 2009 | 22 May 2010 |
| Giambalvo, Joseph M | Manatee Springs State Park | 27 May 1996 | 1 February 2000 |
| Kaffl, Joseph | Alexanders, PA | 18 November 1997 | 18 November 1998 |
| Koshes, Joseph J Jr. | Challenge Sink, Peacock System | 25 July 1999 | 25 July 1999 |
| McGrath, Joseph M | Suwannacootchee Traverse | 5 January 1996 | Unknown |
| Haywood, Joseph Karl | Manatee Springs | 30 December 2009 | 26 May 2012 |
| Sachs, Joseph | Ginnie Springs | 5 February 2015 | Unknown |
| Dolan, Josh | Little River | 17 November 2001 | 17 November 2001 |
| Thornton, Josh | Rick's Spring, UT | 1 January 2008 | Unknown |
| Bauer, Judith A. | Alachua Sink, Fl | 1 March 1981 | 22 March 1981 |
| Gallagher, Judy | Devils Eye/Ear | 11 April 1996 | 11 April 1996 |
| Ralph, Julianne | Uku Cuzam | 26 August 2015 | Unknown |
| Wark, Karen E | Lafayette Blue Springs, FL | 23 May 1981 | 23 May 1981 |
| Shreeves, Karl | Cenote Camillo, Akumal, MX | 19 September 2000 | 18 February 2001 |
| Booth, Karolyn S. | Telford, Fl | 4 May 1995 | 4 May 1995 |
| Pruden, Katherine L. | Ginnie Springs | 30 March 2013 | 25 May 2013 |
| Riedel, Kathleen | Cenote Ponderrosa | 10 February 1997 | 9 May 1997 |
| Seide, Kathleen | Little River | 23 August 2003 | 24 August 2003 |
| Koski, Katrina | Peacock I | 17 March 2006 | 1 May 2006 |
| Crabtree, Keith | Orange Grove | 26 November 1999 | 11 January 2000 |
| Gault, Keith Allan | Jackson Blue | 1 March 2003 | 1 January 2003 |
| Kinard, Keith | Peacock Slough System | 24 April 1987 | 24 April 1987 |
| Meverden, Keith | Anderson Spring | 10 May 2001 | 11 May 2001 |
| McCall, Keller B | Little River | 15 May 1993 | Unknown |
| Jessop, Kelly | Jackson Blue, Marianna, FL | 28 March 1998 | 28 March 1998 |
| Oborn, Kelly M. | Ginnie Springs, Florida | 19 June 2010 | 1 June 2011 |
| Charlesworth, Ken | Devil's System GSO | 20 November 2004 | 23 May 2009 |
| Gallant, Ken | Devils Ear | 5 August 1996 | 5 August 1996 |
| Metz, Ken A | Cenote Dos Ojos, Akumal, Q Roo, MX | 29 December 2003 | 24 February 2004 |
| Paramore, Ken | Twin Cave, Marianna, FL | 4 June 1999 | 27 January 2000 |
| Clayton, Kenneth R | Half Moon Beach, Strausburg, VA | 13 October 1996 | 13 October 1996 |
| Fulghum, Kenneth E | Hole In The Wall, FL | 5 February 1977 | 5 February 1977 |
| Hill, Kenneth | Ginnie Springs | 14 April 1998 | 7 May 1998 |
| Broad, Kenny | Darden's Blue Hole, Abaco | 20 February 1991 | 20 February 1991 |
| Erwin, Kermit | Carwash Mexico | 18 September 2010 | 1 June 2011 |
| Chambers, Kerry | Wes Skiles Peacock Springs State Park, FL | 30 December 2014 | 16 May 2015 |
| Cusack, Kevin Patrick | Little River | 30 May 2001 | 11 December 2001 |
| Schryver, Kevin | Peacock Springs - The Well | 27 November 2009 | 22 May 2010 |
| Humble, Kevin | Little River | 20 February 2002 | 4 March 2002 |
| Jones, Kevin L. | Devils - Ginnie Springs Florida | 1 April 1999 | 1 June 2011 |
| Bear, Kim | Ginnie Srings, Devil System, Fl | 10 May 2002 | 10 May 2002 |
| Egorov, Kirill A. | Modrich Cave, Croatia | 27 August 2010 | 16 May 2015 |
| Draper, Kristi | Jackson Blue, Marianna, Florida | 2 March 2013 | 25 May 2013 |
| Bernot, Kristi | Cenote Phenomeno, MX | 10 April 2013 | 25 May 2013 |
| Olmsted, Kristine Rae | Thunder Hole | 12 December 2011 | 26 May 2012 |
| Francis, Kurt | Ginnie Springs, FL | 27 December 2013 | 24 May 2014 |
| Terry, Kurt A. | Devil's Ear | 5 July 1990 | Unknown |
| Creamer, Kyle | Devil's Ear/Ginnie Springs, FL | 7 September 1998 | 9 September 1998 |
| Moschell, Kyle | Devil's Eye | 11 April 2016 | Unknown |
| Beard, L. Allen | Devil;s Cave System, High Springs, FL | 31 July 2010 | 28 May 2011 |
| Auyeung, Laina Samantha | Jackson Blue | 22 October 2014 | 16 May 2015 |
| Hill, Larry | Dos Palmas, Akumal, Mx | 22 November 2002 | 28 December 2002 |
| Hack, Larry | Jacob's Well, Wimberley, TX | 1 March 2009 | 1 June 2011 |
| Deweese, Larry | Jackson Blue, Marianna, FL | 15 August 2002 | 1 June 2011 |
| Vrooman, Larry | Peacock - P1 to Olsen | 31 May 2011 | 26 May 2012 |
| Anta, Larry | Peacock | 11 November 2011 | 25 May 2013 |
| Battle, Laura | The Pit, Sistema Dos Ojos, Mexico | 26 November 2013 | 24 May 2014 |
| Dickie, Laurance Patrick | Najaron-Chalks Room, Akumal, Meexico | 11 June 1988 | 11 June 1988 |
| Meyer, Lawrence S. | Peacock III | 7 December 2008 | 23 May 2009 |
| Babock, Lawrence | Peacock Springs, Fl | 10 March 2002 | 10 March 2002 |
| Care, Lawrence M | Die Polders #3, Brooksville | 2 January 1995 | 2 January 1995 |
| Green, Lawrence | Little River | 24 August 1987 | 24 August 1987 |
| Potts, Leah | Ginnie Springs | 9 April 2016 | Unknown |
| Emerson, Lee F | Church Sink, Tallahassee, Fl | 11 May 1999 | 14 April 2000 |
| Gibson, Lee L | Black Hole, Hudson, FL | 31 March 1984 | 31 March 1984 |
| Herring, Lee | Peacock 1 | 12 May 1996 | 12 May 1996 |
| Schoeppner, Lee | Madison Blue Springs | 19 March 2006 | 2 April 2006 |
| Hole, Legare Romig III | Palm Sink | 23 September 1991 | 23 September 1991 |
| Stierle, Liliane | Devil's Ear, Ginnie Springs | 8 January 1996 | 8 January 1996 |
| Loriz, Lillia | Peacock Springs | 27 December 2008 | 23 May 2009 |
| Richardson, Linda S | Cow Spring | 15 February 1999 | 24 June 1999 |
| Sirota, Linda | Madison Blue, Madison County | 30 December 1984 | 30 December 1984 |
| Norelli, Lisa J. | Cow Springs | 16 April 2015 | 16 May 2015 |
| Conlin, Lori Beth | Cenote Maya Blue, Q Roo Mexico | 19 September 1990 | 19 October 1990 |
| Towles, Louis | The Devil's System | 29 April 2012 | 25 May 2013 |
| Lefrancois, Louis | Ginnie Springs, FL | 12 March 2013 | 16 May 2015 |
| Alcorn, Luke M | El Toro Cave, Dominican Republic | 6 February 2016 | Unknown |
| Maloney, Mal E | Devil's Hole, Death Valley National Park | 29 January 2005 | 29 January 2006 |
| Dobiecki, Marc C | Jackson Blue, Marianna, FL | 18 January 1996 | 20 August 1998 |
| Laukien, Marc | Dan's Cave, Abaco, Bahamas | 24 February 2010 | 22 May 2010 |
| Leonard, Marc (Slim) | Cow - Going Upstream | 26 December 2004 | 9 January 2006 |
| Edwards, Marci | Peacock - P1 to Olsen via Bypass | 4 June 2011 | 26 May 2012 |
| Bilinkski, Marcie | Nohoch Nah Chich | 21 April 2008 | 26 May 2012 |
| Miller, Marianne | Dos Ojos, Akumal, MX | 18 October 1992 | Unknown |
| Jasper, Marike | Teardrop Cave, Majamual, Q Roo, MEX. | 26 March 2001 | 2 May 2001 |
| Mitchell, Mario | Madison Blue | 12 March 1985 | Unknown |
| Lasso, Marissa | The Devils System | 9 December 2011 | 26 May 2012 |
| Marcoux, Marissa | Esperanza Mine | 23 April 2016 | Unknown |
| Clore, Marius | Devil's Ear - Double Lines | 6 July 2007 | 27 September 2008 |
| Redmon, Mark | Ginnie Springs | 15 August 2005 | 25 May 2009 |
| Michaud, Mark A. | Hidden (Bone) Cave, Holmes Creek | 15 November 2008 | 25 May 2009 |
| Ashley, Mark F. | Eagle's Nest | 8 November 2008 | 25 May 2009 |
| Barstow, Mark T. | Madison Blue Springs, Fl | 30 August 1992 | 30 August 1992 |
| Black, Mark | Hole in the Wall | 5 October 1988 | 5 October 1988 |
| Gay, Mark | Jackson Blue | 25 July 2009 | 22 May 2010 |
| Wilder, Mark A. | Ponderosa, Mexico | 9 March 2008 | 22 May 2010 |
| Goodman, Mark E. | Ginnie Springs - Devil's System (Syphon Tunnel) | 23 March 2010 | 22 May 2010 |
| Garland, Mark | Ginnie Springs | 12 January 1997 | 28 December 1997 |
| Happe`, Mark W | Peacock Springs | 4 May 1991 | 4 May 1991 |
| Hermanding, Mark | Anderson | 30 September 1989 | 30 September 1989 |
| Johnston, Mark | Litter River | 22 May 1992 | 22 May 1992 |
| Pergrem, Mark | Madison Blue Spring, FL | 29 April 1998 | 20 June 1998 |
| McCarty, Mark | Little River | 2 July 1997 | 7 July 1997 |
| Meadows, Mark Wayne | Devil's Ear | 27 July 1994 | Unknown |
| Strong, Mark K | Madison Blue | 7 May 1995 | 7 May 1995 |
| Schroder, Mark | Wes Skiles Peacock Springs Park | 14 January 2011 | 1 June 2011 |
| Vlahos, Mark A. | Ginnie Springs | 1 September 2012 | 25 May 2013 |
| Dame, Mark T. | Jackson Blue | 19 July 2013 | 24 May 2014 |
| Robson, Martin | Foux De La Xis | 12 December 1998 | 18 July 2001 |
| Meyers, Martin K. | Wes Skiles Peacock Springs State Park | 6 July 2014 | 16 May 2015 |
| Garvey, Martthew J | Little Salt Spring, Hudson, FL | 24 February 2000 | 8 April 2000 |
| Perdue, Marvin E | Madison Blue | 28 May 1988 | 28 May 1988 |
| Zaske, Marvin | Little River N. Florida | Unknown | 15 October 2000 |
| Cappelli, Mary | Madison Blue Springs | 6 March 1999 | 6 March 1999 |
| Crea, Mary Elizabeth | Little River | 27 June 1986 | 27 June 1986 |
| Eckhoff, Mary Ellen | Little Dismal | 25 February 1979 | 25 February 1979 |
| Myers, Matthew B. | Hole in the Wall, Marianna, FL | 20 September 2006 | 16 January 2009 |
| Turner, Matthew | Cow Springs | 13 March 2014 | 24 May 2014 |
| Vinzant, Matthew C. | Convict Springs Cave | 30 December 2010 | 16 May 2015 |
| Coultas, Matthew | Cow Spring | 27 July 2015 | Unknown |
| Pohl, Matthias | Ginnie Springs | 28 November 1997 | 30 January 1998 |
| Lunney, Maureen E. | Eagle's Nest, Florida, USA | 9 November 2004 | 22 May 2010 |
| Briscoe, Melbourne | Ginnie Springs | 24 May 2014 | 16 May 2015 |
| Gritz, Melody | Peacock Springs | 18 January 2007 | Unknown |
| Malmberg, Micael | Manate Springs, Catfish Hotel | 11 September 2005 | 29 December 2005 |
| Gagliardi, Michael Angelo | Peacock III | 28 May 2006 | 25 May 2009 |
| Logan, Michael | Little River | 23 October 2007 | 25 May 2009 |
| McNally, Michael R | Little River | 23 May 2008 | 25 May 2009 |
| Morgan, Michael R. | Devil's Ear, High Springs, Fl | 15 October 2009 | 22 May 2010 |
| Dr. Davis, Michael | Madison Blue Springs | Unknown | Unknown |
| Garman, Michael | DiePolder 2 | 12 January 1995 | 12 January 1995 |
| Heusack, Michael C | Temple of Doom | 18 March 1990 | 18 March 1990 |
| Koltz, Michael L Jr. | Peacock Springs State Park | 16 June 2003 | 25 October 2005 |
| Pinault, Michael | Three Island Cave System | 2 August 2009 | 1 June 2011 |
| Poucher, Michael W | Peacock III | 13 July 1991 | 13 July 1991 |
| McAuliffe, Michael J | Ginnie Springs, Devil's system | 12 November 2004 | 5 December 2004 |
| Moshier, Michael E | Devil's Eye | 25 September 1995 | 12 March 1998 |
| Schulze, Michael J | Dos Ojos | 15 November 1998 | 24 January 2004 |
| Stine, Michael | Ginnie Springs | 30 December 1994 | 20 February 2005 |
| St. German, Michael | Peacock State Park, FL | 16 December 2000 | 19 June 2002 |
| Williams, Michael B | Cenote Naval, Tulum, Q Roo, MX | 23 August 2002 | 22 December 2002 |
| Winter, Michael | Ginnie Springs | 11 January 1998 | 16 January 1998 |
| Clay, Michael | Ruth Spring | 25 September 2011 | 26 May 2012 |
| David, Michael | Manatee | 9 November 2011 | 25 May 2013 |
| LaBarge, Michael S. | Little River Sp. | 18 April 2012 | 25 May 2013 |
| Gifford, Michael | Jackson Blue Springs | 6 March 2013 | 25 May 2013 |
| Baker, Michael | Hole In The Wall Merritt's Mill Pond | 30 September 2013 | 24 May 2014 |
| Lynch, Michael | Ginnie Springs | 14 December 2015 | Unknown |
| Thornton, Michael | Rick's Spring, UT | 1 January 2009 | Unknown |
| Turek, Michal | Jackson Blue, Marianna | 3 February 2012 | 25 May 2013 |
| Therrien, Michel | Peacock Springs | 8 August 2012 | 25 May 2013 |
| Penkrot, Michelle | Indian Springs | 6 September 2015 | Unknown |
| Jones, Mickey J | Manatee Springs - Freidman Sink | 16 April 2003 | 16 April 2003 |
| Feakes, Micki | Cow Springs | 31 May 2001 | 17 April 2002 |
| Bermudez, Miguel A. | Jackson Blue | 11 December 2004 | 28 May 2011 |
| Bartlett, Mike | Cocodrillo Cenote | 7 June 2010 | 1 June 2011 |
| Lyles, Mike | Ginnie Springs Devils Ear | 22 February 1993 | 4 March 1993 |
| Lee, Min Ho | Marigondon Cave, Philippines | 30 March 2012 | 25 May 2013 |
| Rosenwald, Monika | Jackson Blue, Marianna, FL | 23 February 2014 | 24 May 2014 |
| Bilby, Murray | Carwash, Akumal, Mex | 21 February 1994 | 21 February 1994 |
| Andrianov, Mykola (Nick) | Ginnie Springs | 1 November 2015 | Unknown |
| LeVake, Nanci | Telford Springs, Luraville, FL. | 30 August 1998 | 15 October 1998 |
| Cole, Nancy | Jackson Blue, Marianna, FL | 29 August 1998 | 18 October 1998 |
| Pike, Nancy L | Orange Grove, Peacock System | 13 May 1990 | 13 May 1990 |
| Murray, Nancy | Tulum, Mexico | 5 December 2010 | 26 May 2012 |
| Benjamin, Neil Martin Paul | NaHoch Nah Chich, Tulum Mexico | 16 December 2009 | 22 May 2010 |
| McEachin, Neil C | Na Hoch Na Hich | 17 October 1992 | Unknown |
| Galante, Nicholas | Madison Blue Spring State Park | 4 December 2010 | 1 June 2011 |
| Hargreaves, Nick F. | Luraville Spring | 9 September 2014 | 16 May 2015 |
| Sloan, Noel L | Nonec Cenote, Yucatan, MX | 15 May 1987 | 15 May 1987 |
| Burchfield, Norman T. | Ginnie Springs | 10 September 2009 | 22 May 2010 |
| Farmer, Norman | Manatee Springs | 26 March 1994 | 26 March 1994 |
| Sheridan, Norman P | Maya Blue, Qroo, MX | 7 September 1988 | 7 September 1988 |
| Albrecht, Oliver Jack | Jackson Blue | 16 January 2014 | 16 May 2015 |
| Reynolds, Owen | Little River | 21 July 2008 | 23 May 2009 |
| Ashman, Pamela Ann | Little River, Fl | 30 May 2001 | 11 December 2001 |
| Wooten, Pamela K. | Ginnie Springs | 14 May 2010 | 1 June 2011 |
| Watson, Pat | Blue Springs - Madison County | 26 April 1987 | 26 April 1987 |
| Horsch, Patricia | Ginnie Springs - High Springs, FL | 2 November 2005 | 25 May 2009 |
| Robinson, Patricia A | Devil's Eye, Gilcrest Co. | 19 February 1997 | Unknown |
| Wolfer, Patrick A | Manatee State Park, Catfish Hotel | 20 November 1992 | 20 November 1992 |
| Corridon, Paul | Peacock Springs, Fl | 26 June 1998 | 26 June 1998 |
| Logan, Paul T. | Hart Springs, Chiefland, FL> | 31 December 1994 | 31 December 1994 |
| McDavin, Paul | Devil's Eye | 28 February 1999 | 2 April 1999 |
| Riedel, Paul | Cenote Ponderrosa | 10 February 1997 | 9 May 1997 |
| Clark, Paul L. | Cow Springs - Upstream | 19 August 2010 | 1 June 2011 |
| Smith, Paul | Suwannacoochee Spring, FL | 26 July 1977 | 26 July 1977 |
| Stephens, Paul D | Little River | 28 December 1992 | 28 December 1992 |
| Jones, Paulette | Orange Grove | 27 September 1998 | 27 September 1998 |
| Bedford, Pete | Jackson Blue | 5 August 2008 | 25 May 2009 |
| Doege, Peter Benjamin | Madison Blue Springs | 27 November 2005 | 27 November 2005 |
| Friedman, Peter | Peacock I | 18 July 2009 | 22 May 2010 |
| Gomez, Peter | Cheryl | 13 June 0993 | 13 June 1993 |
| Jubb, Peter S | Palm Sink, Hudson, FL | 6 August 1980 | 6 August 1980 |
| Schulze, Peter R | Emerald Sink Wakulla County | 4 October 1990 | 4 October 1990 |
| Rowe, Peter R. | Temple of Doom (Cenote Esqueleto) | 11 September 2013 | 24 May 2014 |
| Lapin, Peter | Ginnie Springs | 8 December 2013 | 24 May 2014 |
| Sirota, Philip | Madison Blue, Madison County | 30 December 1984 | 30 December 1984 |
| Jones, Quentin | Bonnet | 23 June 1991 | 23 June 1991 |
| Milhollin, R D | Sistema Aerolito, Cozumel, MX | 20 February 1993 | Unknown |
| Churchill, R. Gerry | Die Polder's #3 | 6 September 1985 | 6 September 1985 |
| Logan, Rachel | Peacock Springs State Park | 8 November 2012 | 25 May 2013 |
| Correia, Ralph F. | Ginnie Springs | 8 March 2009 | 22 May 2010 |
| DiPanfilo, Ralph J | Peacock 3 | 1 October 2003 | 1 October 2003 |
| Walter, Ralph | Eagle's Nest, Tallahassee, FL | 29 November 1990 | 29 November 1990 |
| Douglas, Randal L | Devil's Ear | 6 January 1993 | 6 January 1993 |
| Kwiatkowski, Randal A | Section 6 Dickenson Co. Mine | 2 November 1986 | 2 November 1986 |
| Beeson, Randy | Peacock Springs Peanut Tunnel | 15 September 2013 | 24 May 2014 |
| Tremblay, Raphael | Cow | 3 July 2009 | 22 May 2010 |
| Martinez, Ray | Devil's Cave System to the Hinkel | 31 December 2002 | 1 January 2003 |
| Blanchard, Raymond K. | Devil'sEar, FL | 10 May 1998 | 18 August 1998 |
| LaTulippe, Raymond | Cenote of the Sun, Akumal, Mexico | 17 April 1997 | 17 April 1997 |
| Formby, Reggie H | Little River | 22 August 1992 | 22 August 1992 |
| LaChapelle, Renee | Eagles Nest | 10 November 1995 | 10 November 1995 |
| Power, Renee | Ginnie Springs | 9 March 2003 | 10 March 2003 |
| Williams, Rex | Hole in the Wall, Marianna, FL | 23 November 2013 | 16 May 2015 |
| Treanor, Riana | Little River | 7 February 2011 | 28 May 2011 |
| Browning, Ric | Ottawa River, Canada | 2 October 1993 | 2 October 1993 |
| Hardison, Richard A | Peacock Springs State Park | 26 August 2006 | 4 November 2008 |
| Beyer, Richard F. | Upstream Cow Springs, Fl | 2 June 2000 | 18 January 2003 |
| Blackburn, Richard | Peacock Springs, Fl | 28 September 2005 | 28 September 2005 |
| Courtney, Richard | Ginnie Springs | 17 February 2004 | 17 February 2004 |
| Filsinger Jr, Richard W | Eagle's Nest | 29 May 1989 | 30 March 2003 |
| Gravatt, Richard C Jr | Cow Springs | 13 February 1999 | 19 February 1999 |
| Hicks, Richard | Cyrstal Beach | 14 December 2002 | 31 December 2002 |
| Horgan, Richard J | Ginnie Springs | 20 January 1995 | 20 January 1995 |
| Liegerot, Richard J. | Orange Grove, Peacock | 14 October 1989 | 14 January 1989 |
| Rosenthal, Richard A | Waynes World | 8 May 2002 | 1 January 2004 |
| Wackerbarth, Richard | Telford | 1 January 1995 | 1 January 1995 |
| Wylde, Richard John | Xtabay, Yucatan, MX | 10 February 2004 | 2 April 2004 |
| Shea, Richard J. | Peacock Springs | 18 November 2010 | 1 June 2011 |
| Dumm, Richard | Wes Skiles Peacock Springs State Park | 16 August 2013 | 24 May 2014 |
| Jack, Richard | Dos Palmos, Akumal MX | 7 March 2013 | 16 May 2015 |
| Neto, Robert A. | Jackson Blue | 12 May 2008 | 23 May 2009 |
| Duncan, Robert Thomas | Peacock Slough | 27 November 1980 | 1 March 1982 |
| Cree, Robert | EOL Mainland - Devil's Eye/Ear | 7 February 2010 | 22 May 2010 |
| Hamilton, Robert T | Car Wash, Ackumal, Mexico | 4 December 1992 | 4 December 1992 |
| Hauri, Robert | Little River | 2 January 1996 | 2 January 1996 |
| Henn, Robert J III | Silver Glen | 28 May 1995 | 28 May 1995 |
| Hodgin, Robert E | Mine La Motte | 10 October 1992 | 10 October 1992 |
| Hyatt, Robert A | Beacon Woods Cave System | 24 June 2000 | 1 July 2000 |
| Justesen, Robert M Sr | Little River | 23 January 1988 | 23 January 1988 |
| Perotti, Robert C | Eagles Nest, FL | 17 January 2005 | 21 January 2006 |
| Power, Robert A | Green Bay Cave, Bermuda | 21 November 1981 | 21 November 1981 |
| Pritchett, Robert H III | Ginnie Springs, Ear | 8 March 1994 | 8 March 1994 |
| McGann, Robert A | Ginnie Springs | 2 May 2005 | 4 May 2005 |
| McGuire, Robert D | Madison Blue | 13 April 1985 | Unknown |
| Messersmith, Robert | Telford Springs | 4 October 1989 | Unknown |
| Smith, Robert D | Cow Spring, FL | 20 September 1998 | 24 September 1998 |
| Smith, Robert M | Telford Springs, FL | 24 November 1992 | 24 November 1992 |
| Spokane, Robert | Jackson Blue Springs | 27 November 1998 | 25 February 1999 |
| Wallace, Robert | Cow Springs | 7 July 1994 | 7 July 1994 |
| Williamson, Robert V | Peacock Springs | 20 May 2001 | 24 May 2002 |
| Beckner, Robert G. | Ginnie Springs | 9 October 2000 | 1 June 2011 |
| Lee, Robert | Peacock Springs - Waterhole | 8 March 2012 | 25 May 2013 |
| Culbert, Roberts | Devils System | 27 October 2010 | 1 June 2011 |
| Ignaczak, Robin Fitch | Jackson Blue Spring | 26 June 2000 | 25 July 2000 |
| Metcalf, Rod | Ginnie Springs | 30 April 1996 | Unknown |
| Kitt, Rodger | Edward's Spring | 30 December 1984 | Unknown |
| Holmes, Roger W. Jr. | Little River Cave System | 26 January 2013 | 25 May 2013 |
| Williams, Roger | Ginnie Springs | 1 January 2016 | Unknown |
| Bear, Ron | Jackson Blue, Fl | 29 March 2002 | 11 May 2002 |
| Simmons, Ron | Locust Creek, WV | 30 April 1988 | 30 April 1988 |
| Winiker, Ron | No Hoch Cenote, Yucatan, MX | 27 April 1990 | 27 April 1990 |
| Carmichael, Ronald B | Peacock Springs, Fl | 10 December 2000 | 11 November 2001 |
| Fraga, Ronald | Sisitema Pondersa, Cenote Pon Deosa | 9 June 1999 | 14 April 2000 |
| Aiello, Ronald | Little River | 2 February 2007 | Unknown |
| Reynaud, Roy J | Eagle's Nest | 15 May 2011 | 25 May 2013 |
| Haupt, Ruby C | Hole in the Wall | 21 October 1987 | 21 October 1987 |
| Strum, Rudy | Ginnie Springs - Devil's Ear | 29 March 1994 | 29 March 1994 |
| DeFazio, Russell | Peacock Springs, Fl | 12 December 1996 | 16 April 1997 |
| Edge, Russell | Orange Grove Sink | 30 December 2000 | 28 February 2001 |
| Balseiro, Ryan M. | Peacock Springs, Fl | 29 April 1997 | 5 January 1998 |
| Ferra, Samuel R | Arch Spring, Altoona, PA | 9 September 1990 | 9 September 1990 |
| Chapman, Sandra | Lower Orange Grove | 26 March 2004 | 26 March 2004 |
| Hasan, Sara | Gator Hole, Merritt's Mill Pond | 24 February 2010 | 22 May 2010 |
| Bays, Scott A. | Little River, Fl | 13 October 1991 | 13 October 1991 |
| Butsch, Scott | Peacock 3 | 15 June 2000 | 28 February 2001 |
| Elliott, Scott | Peacock Spring to Waterhole III | 29 October 2002 | 29 October 2002 |
| Kee, Scott | Devil's Ear | 12 November 2000 | 22 November 2000 |
| MacLean, Scott | Ginnie Springs | 20 August 1997 | 10 January 1998 |
| Marion, Scott | Emerald-Cheryl-Split Sinks Circuit | 29 September 1991 | Unknown |
| Robinson, Scott C | Devil's Eye, Gilcrest Co. | 17 February 1997 | Unknown |
| Brooks, Scott R. | Sistema Tux Kupaxa, Quintana Roo, Mexico | 25 May 2012 | 25 May 2013 |
| Reese, Scott | Peacock Springs | 25 August 2012 | 25 May 2013 |
| Barnes, Scott | Peacock Springs | 27 August 2012 | 24 May 2014 |
| Jantz, Scott | Madison Blue Springs | 31 August 2014 | 16 May 2015 |
| Bogguess, Sean | Peacock Springs | 25 August 2012 | 25 May 2013 |
| Costabile, Sean | Jackson Blue | 8 September 2012 | 25 May 2013 |
| McCarthy, Sean | Ginnie Springs | 16 December 2015 | Unknown |
| Holmes, Shawn | Jackson Blue, Marianna, FL | 5 March 2011 | 28 May 2011 |
| Allen, Sheila | Jackson Blue | 29 October 2011 | 26 May 2012 |
| Foss, Shellie | Ginnie Springs, Florida | 22 October 2008 | 25 May 2009 |
| Garman, Sherry | DiePolder 2 | 12 January 1995 | 12 January 1995 |
| Kasser, Shirley S. | Guy James Spring, TN | 25 May 2008 | 23 May 2009 |
| Ruetz, Sidney | Devil's Ear | 8 November 2003 | 21 August 2004 |
| Howard-Tripp, Simon J. | Ginnie Springs | 21 April 2013 | 24 May 2014 |
| Roncali, Simone | Eagle's Nest | 23 June 1995 | 15 February 2006 |
| Mills, Stacey E Dr. | Devil's Ear | 29 January 1994 | Unknown |
| Hankins, Stanley R Jr | Telford Spring | 19 April 1986 | 19 April 1986 |
| Kimball, Stephen | Ginnie Springs | 11 July 2008 | 25 May 2009 |
| Bogaerts, Stephen | Ponderosa, Q Roo, Mex | 12 November 1999 | 7 April 2001 |
| Gronert, Stephen J | Madison Blue | 7 July 1992 | 7 July 2003 |
| Pohl, Stephen L | Little River | 10 November 1988 | 10 November 1988 |
| Maegerlein, Stephen D | Fishing Hole Cave | 9 November 1975 | Unknown |
| Moysan, Steve | Devil's Cave System, Florida | 10 April 2007 | 11 March 2009 |
| Meadows, Steve L | Madison Blue | 28 April 1990 | Unknown |
| Schafer, Steve | Madison Blue | 9 April 2009 | 1 June 2011 |
| Jackson, Steve | Little River, Branford, FL | 12 February 2014 | 16 May 2015 |
| Barefoot, Steven | Telford, Fl | 11 February 1996 | 11 February 1996 |
| Dalcher, Steven Patrick | Little River | 20 November 2000 | 11 July 2002 |
| Dittner, Steven | Devil's Eye Ginnie Springs | 19 February 1994 | 19 February 1994 |
| Kale, Steven | Peacock Springs, Luraville | 29 April 1997 | 10 January 1998 |
| Pittman, Steven B | Roubidoux Springs, MO | 23 August 1992 | 23 August 1992 |
| Porter, Steven J | Line Eater, Near Confluence of Suwannee & Withlacoochie Rivers | 13 June 1994 | 13 June 1994 |
| Powell, Steven D | Deli's Eye Springs, Past the Henkel | 17 September 1995 | 17 September 1995 |
| Mann, Steven | Jackson Blue Spring | 4 March 2011 | 25 May 2013 |
| Thacker, Steven | Devil's Eye Cave | 17 November 2011 | 25 May 2013 |
| Weg, Stu | Maddachalk Spring | 7 June 2015 | Unknown |
| Reyher, Susan | Waterhole, Peacock System | 24 November 2001 | 24 November 2001 |
| Rouse, Susan Jr. | Devil's Ear | 25 November 1993 | 25 November 1993 |
| Muller, Sylvester J. | Ginnie Springs | 9 December 2012 | 25 May 2013 |
| Thomsen, Tamara | Devil's Eye | 31 December 1997 | 1 January 1998 |
| Storm, Tamara L. | Ginnie Springs Outdoors | 16 January 2013 | 25 May 2013 |
| Rodgers, Tara | Devil's Eye/Ear | 1 August 2012 | 25 May 2013 |
| Allred, Ted | Aktum Chen, Mex. | 3 November 2000 | 17 June 2002 |
| Koritz, Terence C. | Madison Blue, FL. | 5 October 1996 | 5 October 1996 |
| Petty, Teresa | Little River | 26 August 1990 | 26 August 1990 |
| Simpson, Terri | Madison Blue Springs | 14 February 2012 | 26 May 2012 |
| DeRouin, Terry M | Little River | 7 October 1990 | 7 October 1990 |
| McCarthy, Thomas T. | Ginnie Springs (Devil's Eye) | 2 January 2008 | 22 May 2010 |
| Baurle, Thomas A. | Manatee Springs, Fl | 8 April 2001 | 16 April 2001 |
| Behrend, Thomas | Centfonts, France | 5 November 1997 | 23 May 1998 |
| Brooker, Thomas Stephen | Hole in the Wall | 9 March 1991 | 9 March 1991 |
| Bussell, Thomas C. | Eagles Nest, Hernando Co. | 10 February 1990 | 10 February 1990 |
| Doubleday, Thomas C | Little River | 24 June 1998 | 1 February 2000 |
| Hill, Thomas E | Vaca Ha, Tulum, Mx | 31 July 1998 | 20 July 1999 |
| Jaskulski, Thomas A | Devil's Hole, Death Valley National Park | 15 April 2000 | 21 April 2003 |
| Irick, Thomas | Jackson Blue | 24 July 1998 | 11 August 1998 |
| McDonnell, Thomas E Jr | Blue Springs, Madison | 13 October 1990 | Unknown |
| McMillan, Thomas H | Ginnie Springs, Devil's Eye System, The White Room | 29 December 2001 | 23 April 2002 |
| Feiden, Thomas | Tanque Azul, Cuba | 5 June 2012 | 25 May 2013 |
| Howarth, Thomas R. Ph.D. | Cow Springs | 16 February 2013 | 25 May 2013 |
| Davidson, Tim | Bonnet Springs | 28 June 1986 | 28 June 1986 |
| Kennedy, Tim | Jackson Blue Spring Florida | 6 October 2012 | 25 May 2013 |
| Thomas, Timothy J. Sr. | Jug Hole | 1 February 2013 | 25 May 2013 |
| Polson, Todd | Jackson Blue Spring | 11 August 2008 | 26 May 2012 |
| Caughlin, Tom | Little River | 22 August 1992 | 22 August 1992 |
| Atkins, Tom W. | Ginnie Spring High Springs, Florida | 22 February 2010 | 22 May 2010 |
| Gilliand, Tom | Pos Di Wajaca, Bahamas | 26 March 1988 | 26 March 1988 |
| Halliwell, Tom | Eagles Nest | 8 June 1972 | 1 June 1981 |
| Korte, Tom | Peacock III | 30 December 1994 | 30 December 1994 |
| Pearcy, Tom | Devil's Ear | 2 October 1998 | 8 October 1998 |
| Petty, Tom | Olsen Sink, Peacock System | 20 May 1990 | 20 May 1990 |
| Fothergill, Tom | Cow Spring | 22 May 2013 | 24 May 2014 |
| O'Connor, Tom | Maramel Spring | 21 November 1998 | Unknown |
| Padalio, Tommie | Balankanche, MX | 25 November 1989 | 25 November 1989 |
| Toniolo, Tony | Chac Mool - Quintana Roo | 18 March 2008 | 4 November 2008 |
| Flaris, Tony Jr. | Jackson Blue | 25 November 2008 | 23 May 2009 |
| Jordan, Tony | Manatee Springs State Park | 18 February 2010 | 22 May 2010 |
| Martin, Tony | Little River | 28 May 1995 | Unknown |
| Pate, Tony | Cisteen Lines, Peacock Springs | 15 November 1992 | 15 November 1992 |
| Malinowski, Trace | Devil's Ear/Eye Cave System | 12 February 2010 | 25 May 2013 |
| Simon, Tracy S. | Devil's Ear, High Springs, Fl | 15 October 2009 | 22 May 2010 |
| Jay, Tracy | Little River Springs | 17 December 1990 | 17 December 1990 |
| Niesent, Tracy | Sistema Nohoch Nah Chich | 7 April 2013 | 25 May 2013 |
| Tricker, Troy | Devil's Ear | 7 August 2009 | 22 May 2010 |
| Muller, Urs | Devil's Ear | 29 May 2002 | 1 January 2003 |
| York-Clessi, Vicki | Little River Spring | 13 June 1997 | Unknown |
| Ferris, Vince | Diepolder II, FL | 9 November 1988 | 9 November 1988 |
| Barusic, Vinko J. | Phi Phi Lai Island, Thailand | 31 October 1992 | 31 October 1992 |
| Booth, W. David | Little River, Fl | 15 June 1994 | 15 June 1994 |
| Beecher, Wade | Jackson Blue, Fl | 22 May 1998 | 8 December 1998 |
| Anderson, Walter G. | Peacock to Waterhole 3 | 9 May 1986 | 9 May 1986 |
| Kinard, Wayne | Peacock Springs, Luraville | 18 March 2002 | 18 March 2002 |
| Koszty, Wayne | Peacock III | 27 June 2003 | 10 November 2003 |
| McCall, Wayne | Little River | 15 May 1993 | Unknown |
| McKinnon, Wayne | Twin Cavwa, Jackson Co., FL | 17 January 1993 | Unknown |
| Weatherford, Wayne | Orange to Peacock Traverse | 29 December 1987 | 29 December 1987 |
| Nope, Wendell | Devils Spring Cave | 26 September 2009 | 22 May 2010 |
| Short, Wendy Grilley | Orange Grove to Peacock One | 25 November 1989 | 25 November 1989 |
| Baker, William L. | Lower Orange Grove, Peacock Springs, Fl | 20 January 2004 | 20 January 2004 |
| Burton, William Barry | Little River | 30 December 1995 | 30 December 1995 |
| Dunn, William | Peacock Springs, Fl | 24 May 1981 | 7 May 1982 |
| Lamborn, William Andrew | Ginnie Springs | 9 April 2005 | 22 May 2010 |
| Harrison, William | Roubidoux Spring, Waynesville, MO | 15 January 2006 | 16 January 2006 |
| Huth, William L | Devil's System, Ginnie Springs | 13 June 2004 | 17 February 2005 |
| Berkepile, William | Little River | 4 August 1993 | 1 June 2011 |
| Pound, William | Manatee Springs, Fl | 6 April 1996 | 6 April 1996 |
| Mayne, William | Bonnet | 15 November 1952 | Unknown |
| Smith, William W | Little River | 3 July 1988 | 3 July 1988 |
| Stape, William E | Peacock Springs, Fl | 30 July 1999 | 6 September 1999 |
| Streever, William | Falmouth, Ssuwannee County | 5 September 1992 | 5 September 1992 |
| Williams, William T | Manatee | 20 November 2003 | 21 November 2003 |
| Ripley, William J. | Berman room, Ginnie Springs | 27 March 2004 | 26 May 2012 |
| Brown, William G. | Cow Springs | 29 September 2013 | 24 May 2014 |
| Jakab, William | Cenote Abejas, Quintana Roo, Mexico | 2 December 2014 | 16 May 2015 |
| Mountrouidou, Xenia | Wes Skiles Peacock Springs State Park | 27 December 2012 | 25 May 2013 |
| Marshall, Zane L. | Peacock Spring, Luraville, FL | 13 January 2012 | 26 May 2012 |
| Dinon, Richard | Devil's Ear, High Springs, Fl | 5 November 2016 | 24 January 2017 |
| Picard, Patrick | Peacock Springs State Park | 23 December 2016 | 24 January 2017 |
| Brown, William Winford | Manatee Springs State Park | 5 December 2016 | 29 January 2017 |
| Stringer, Angie | Peacock Spring, Luraville, FL | 15 January 2017 | 29 January 2017 |
| Lilly, Zebulon C. | Devil's Cave System, Florida | 16 January 2017 | 30 January 2017 |
| Buzzacott, Peter Lee | Devil's Cave System, Florida | 22 May 2012 | 30 January 2017 |
| Hill, Heath | Dos Pisos, Mexico | 1 September 2015 | 30 January 2017 |
| Hill, Caorl | Peacock Spring, Luraville, FL | 20 July 2016 | 30 January 2017 |
| Hall, David J. | Peacock Spring, Luraville, FL | 15 January 2017 | 30 January 2017 |
| Yachan, Caroline O. | Cenote Nahoch Nah Chich, Tulum, MX | 30 April 2016 | 30 January 2017 |
| Orr, Stuart | Cow Springs, FL | 20 January 2017 | 30 January 2017 |
| Hartmann, Christopher | Devil's Cave System, Florida | 11 December 2016 | 30 January 2017 |
| Minter, Charles | Peacock Springs State Park | 26 November 2016 | 30 January 2017 |
| Sallot, Ken E | The Courtyard, Madison Blue Springs | 10 July 1995 | 5 February 2017 |
| Newman, Lee | Aktun Ha (Carwash), Quintana Roo | 25 November 2016 | 9 February 2017 |
| Black, Richard L | Devil's Ear | 10 November 2016 | 9 February 2017 |
| Shouse, Joshua | Roubidoux Cave, Waynesville, MO | 16 September 2016 | 9 February 2017 |
| Koster, Sandra J | Devil's Ear | 8 February 2017 | 9 February 2017 |
| Short, Phillip Adam | Wookey Hole, Somerset, UK | 15 December 2001 | 3 March 2017 |
| Cheatham, Jennifer | Ginnie Springs | 12 February 2017 | 29 March 2017 |
| Rodgers, Kelly | Ginnie Springs | 26 March 2016 | 29 March 2017 |
| Sheard, David | Ginnie Springs | 17 February 2016 | 29 March 2017 |
| Rogers, Zach | Ginnie Springs | 12 February 2017 | 29 March 2017 |
| Sederberg, David | Peacock Springs | 11 March 2017 | 29 March 2017 |
| Proper, Gabrielle | Grand Cenote, Mexico | 16 December 2013 | 29 March 2017 |
| Smith, Gemma | St George, France | 1 September 2015 | 31 March 2017 |
| Parzych, Chester J | Eagles Nest | 4 November 2017 | 4 June 2018 |
| Strang, Jennifer | Eagles Nest | 30 December 2017 | 4 June 2018 |
| Witter, Richard | Peacock Springs | 5 May 2018 | 8 June 2018 |
| Smith, Steve | Ginnie Springs | 6 May 2016 | 9 June 2018 |
| Wheeler, Cameron | Dan's Cave - Crystal Palace | 19 May 2017 | 14 June 2018 |
| Sevortyan, Tatiana | Cow Spring | 17 May 2018 | 19 June 2018 |
| Paterson, Ben | Englebrecht Cave (West) | 8 March 2015 | 26 June 2018 |
| Green, David R | Ponderosa near Playa Del Carmen, MX | 20 November 2014 | 12 July 2018 |
| Brinkley, Scott | Peacock Springs | 3 July 2006 | 3 July 2006 |
| Watterson, Connor | Ginnie Springs | 21 November 2017 | 17 July 2018 |
| Sheppard, Brian | Ginnie Springs | 28 October 2017 | 24 July 2018 |
| Lenfestey, Tom | Jug Hole | 28 March 2017 | 6 August 2018 |
| Dinon, Chelsea | Cenote Kalimba | 27 July 2017 | 6 August 2018 |
| Ebersole, Douglas | Ginnie Springs | 16 April 2018 | 12 August 2018 |
| Vascellaro, Christopher | Little River | 19 May 2018 | 16 August 2018 |
| Covington, Derek | Ginnie Springs | 3 February 2018 | 16 August 2018 |
| Johnson, Arthur William Jr | Ramo Mezzo - Calle Gonone (Sardinia) Italy | 18 July 2018 | 21 August 2018 |
| Nunley, Johnny Leon | Peacock Springs | 28 December 2013 | 27 August 2018 |
| Motty, Dane | Jackson Blue | 24 November 2007 | 24 November 2018 |
| Barnette, Michael | Ginnie Springs | 26 October 2012 | 24 November 2018 |
| Donn, Andrew | Little River | 13 July 1995 | 24 November 2018 |
| McMinn, Brice E. | Cow Springs | 10 October 2017 | 26 November 2018 |
| Garlock, Theodore | Little River | 1 April 2018 | 27 November 2018 |
| Lyden, Edward | Peacock Springs | 6 December 2018 | 20 December 2018 |
| Dallaire, John B | Manatee Springs | 12 January 2019 | 22 January 2019 |
| First, Christopher M. | Cenote Car Wash | 28 January 2019 | 8 March 2019 |
| Hall, Gayle | Little River | 24 November 2018 | 6 April 2019 |
| Griffith, Matthew | Peacock Springs | 1 July 2018 | 22 April 2019 |
| Gheesling, John Dominick | Madison Blue Spring | 25 March 2019 | 13 May 2019 |
| Hansen, Lea | Madison Blue Spring | 14 July 2018 | 15 May 2019 |
| Hansen, Matt | Devils Cave System | 30 November 2017 | 15 April 2019 |
| Gifford, Jennifer | Cenote Otoch Ha, Mexico | 6 December 2018 | 26 July 2019 |
| Dankert, Robert | Cenote Nohoch Nah Chich | 24 July 2019 | 1 August 2019 |
| Miara, Robi | Cenote Calavera Mexico | 14 October 2019 | 22 November 2019 |
| Livins, Katherine | Dos Pisos | 28 September 2019 | 17 January 2020 |
| Abraham, Rodolfo | Cow Springs | 18 January 2020 | 12 April 2020 |
| Fernandes, Joffer | Cenote Caterpillar, MX | 28 March 2019 | 3 March 2020 |
| Koneda, Mark | Jackson Blue | 29 December 2016 | 20 March 2020 |
| De Carufel, Marie-Josee | Taina Cueva | 26 November 2017 | 3 March 2020 |
| Lasselin, Nathalie | Little River Spring | 1 January 2011 | 3 March 2020 |
| Gambrill, William T. | Cow Spring | 30 December 2001 | 13 April 2020 |
| Rogers, Christopher B | Devils Eye Spring | 6 September 2019 | 29 May 2020 |
| Senkevich, Timothy L | Peacock Springs | 22 May 2020 | 11 July 2020 |
| Elor, Gilly | Ginnie Springs | 22 December 2019 | 7 August 2020 |
| Chaney, Tony | Peacock Springs P3 | 18 December 2016 | 11 November 2020 |
| Hubbard, Nicholas | Telford Spring | 15 February 2020 | 11 November 2020 |
| Johnston, Andrew | Cenote Escondido (Mayan Blue), QR, Mexico | 27 July 2019 | 27 July 2020 |
| Curry, Michael | Devils Cave System | 13 February 2021 | 25 April 2021 |
| Visconti, Justin | Devils Cave System | 13 February 2021 | 25 April 2021 |
| Walthall, Thorn | Navalynn Springs | 15 October 2019 | 25 April 2021 |
| Raymond, Michael A | String of Pearls, Playa Del Carmen | 26 December 2020 | 25 April 2021 |
| Novak, Robert S | Peacock Springs | 9 January 2021 | 26 April 2021 |
| Flanagan, Matthew G. | Eagles Nest | 19 March 2021 | 12 May 2021 |
| Farley, Wes | Little River | 31 December 2020 | 12 May 2021 |
| Sutherland, Chris | Devils Eye | 22 March 2021 | 21 May 2021 |
| Cura, Jen Van | Devils Eye | 24 April 2021 | 21 May 2021 |
| Beasley, Stacy | Devils System | 13 February 2021 | 15 May 2021 |
| Dunn, Christopher Troy | Madison Blue Springs | 6 June 2021 | 6 December 2021 |
| Deatherage, Brian | Cenote Chun Ya, Mexico | 21 September 2021 | 6 December 2021 |
| Twilley, Russell J. | Orange Grove | 29 November 2021 | 6 December 2021 |
| Lindsay, Austin | Madison Blue Springs | 2 July 2020 | 15 April 2022 |
| Fallin, Veronica | Peacock Springs | 27 November 2020 | 15 April 2022 |
| Porceddu, Pina | Cenote Crustacea | 19 November 2001 | 15 April 2022 |
| Merritt, Alexander | Peacock Springs | 10 April 2022 | 20 April 2022 |
| Zinetti, Mehdi | Source du Marchepied - France | 3 September 2017 | 25 April 2022 |
| Reid, David | Reginas Back Door, MX | 12 February 2022 | 21 June 2022 |
| Alpern, Howard Woody | Eagles Nest | 4 June 2022 | 21 June 2022 |
| Graham, Douglas | Madison Blue Spring | 16 June 2022 | 22 June 2022 |
| McMahan, Sterling | Mayan Blue, MX | 22 May 2022 | 8 July 2022 |
| Denniston, Robert Randy | Little River | 7 August 2022 | 27 September 2022 |
| Lourie, Robert | Dans Cave, Bahamas | 16 September 2022 | 27 October 2022 |
| Stratton, Fred | Wes Skiles Peacock Springs State Park | 2 February 2022 | 8 November 2022 |
| Acker, Brad | Little River | 30 December 2022 | 12 January 2023 |
| Dillaman, Jennifer | Wes Skiles Peacock Springs State Park | 30 December 2021 | 12 January 2023 |
| Dillaman, Joshua | Jug Hole | 14 March 2021 | 12 January 2023 |
| Gibson, Joshua | Ginnie Springs | 27 June 2022 | 13 January 2023 |
| Kibler, Peter | Wes Skiles Peacock Springs State Park | 10 December 2022 | 13 January 2023 |
| Dr Baker, Kelly Lynn | Cenote Nariz Tulum Mexico | 20 February 2019 | 27 January 2023 |
| Lustenberg, Jamie | Ginnie Springs | 24 August 2022 | 28 January 2023 |
| Lustenberg, Jayme | Ginnie Springs | 24 August 2022 | 28 January 2023 |
| Lustenberg, Alex | Ginnie Springs | 24 August 2022 | 28 January 2023 |
| Donahue, Carolyn | Ginnie Springs | 2 December 2022 | 28 January 2023 |
| Rutledge, John Robert | Ginnie Springs | 8 January 2023 | 28 January 2023 |
| Rinaldi, Joseph W | Ginnie Springs | 19 January 2023 | 28 January 2023 |
| Forlenza, Stephen | Cenote Ponderosa, Tulum, Mexico | 14 October 2021 | 1 February 2023 |
| Sumner, Bob | Peacock 1 | 21 October 2019 | 12 February 2023 |
| Cleary, Mike | Ginnie Springs | 14 March 2023 | 15 March 2023 |
| Wolf, Anne | Jailhouse/Muknal Remote Syphon | 12 March 2023 | 15 March 2023 |
| Gonzalez, Gus | Peacock 1 | 11 March 2023 | 14 March 2023 |
| Stopa, Frank | Peacock 1 | 20 March 2023 | 25 March 2023 |
| Kornacki, Evan | Telford | 25 May 2022 | 25 May 2022 |
| Husband, Shea | Ginnie Springs | 8 April 2023 | 3 July 2023 |
| Tamburri, Christine | Peacock Springs/Orange Grove | 9 October 2023 | 12 October 2023 |
| Smith, Kimberly | Orange Grove | 14 May 2023 | 30 October 2023 |
| Hall, Gayle | Ginnie Springs | 19 June 2020 | 4 December 2023 |
| Bell, Cory Jason | Ginnie Springs | 1 January 2009 | 18 December 2023 |
| Leflore, Sam | Jackson Blue | 25 September 2010 | 15 January 2024 |
| Taber, John | Ginnie Springs | 4 January 2023 | 25 February 2024 |
| Caldwell, David | Ginnie Springs | 28 February 2024 | 25 February 2024 |
| Knowles, Heather | Ginnie Springs | 18 February 2024 | 25 February 2024 |
| Clark, Shawn | Ginnie Springs | 10 July 2023 | 12 March 2024 |
| Howard, John | Ginnie Springs | 31 January 2024 | 14 March 2024 |
| Schulz, Sarah | Cow Springs | 5 April 2024 | 10 April 2024 |
| Firkaly-Paciera, Joseph | Suspiria Cave | 14 January 2020 | 11 April 2024 |
| Schott, Taylor | Ginnie Springs | 14 February 2024 | 28 April 2024 |
| Delisle, Alain | Peacock Springs | 4 April 2024 | 4 May 2024 |
| McGill, Bob | Ginnie Springs | 23 March 2023 | 16 May 2024 |
| Legan, Joe | Hole in the Wall | 9 October 2023 | 17 August 2024 |
| Powell, Thomas | Little River | 20 April 2020 | 12 September 2024 |
| Ray, Tyler | Eagle's Nest | 19 May 2024 | 8 October 2024 |
| Kelley, Brian | Little River | 13 July 2018 | 11 December 2024 |
| Bryant, Guy | Madison Blue Spring | 8 June 1977 | 28 December 2024 |
| Winfree, Nancy | Ginnie Springs | 15 November 2024 | 9 January 2025 |
| Garcia, Jason C | Little River Spring | 1 December 2024 | 17 January 2025 |
| Vazoulas, John Jr | Cow Springs | 14 January 2025 | 17 January 2025 |
| Gegoux, Isabelle | Ginnie Springs | 17 April 2022 | 9 February 2025 |
| Chandler, James | Ginnie Springs | 7 April 2025 | 9 April 2025 |
| Parisi, Tiffany | Ginnie Springs | 24 December 2024 | 22 April 2025 |
| Westgate, Erin | Ruth Walker Springs | 4 May 2025 | 9 May 2025 |
| Foley, Bill | Peacock 1 | 21 March 2025 | 29 May 2025 |
| Graefe, Robert | Peacock Springs | 3 May 2025 | 6 June 2025 |
| Graefe, Lauren | Peacock Spring | 19 July 2025 | 10 September 2025 |
| Graefe, Robert | Peacock Spring | 5 May 2025 | 6 June 2025 |
| Lamb, Matthew | Little River Spring | 31 January 2025 | 6 September 2025 |
| Smith, Leonard | Blue Spring, Madison | 2 June 2025 | 6 August 2025 |
| Pierce, C.J. | Eagle's Nest | 18 June 2025 | 30 June 2025 |
| Jones, Khrista | Tulum, Mexico | 11 September 2023 | 9 December 2025 |
| Lohrmann, Kurt | Myan Blue, Akumal, MX | 24 November 2023 | 28 October 2025 |
| Lohrmann, Anne | Myan Blue, Akumal, MX | 24 November 2023 | 28 October 2025 |
| Castrignano, Dominic | Littke River Spring | 4 October 2025 | 30 November 2025 |
| Alix, Daniel | Ginnie Spring High Springs, Florida | 16 November 2025 | 30 November 2025 |
| Chak, Heison | Ginne Springs, High Springs, FL | 7 February 2025 | 5 March 2026 |
| Fago, Carl | Tulum, Mexico | 24 February 2026 | 26 February 2026 |
| Schlosser, Mark | Tulum, Mexico | 5 March 2018 | 26 February 2026 |
| Zembsch, Terry | Cow Spring, FL | 24 December 2025 | 6 February 2026 |
| Sanchez, Luis | Chac Mool - Quintana Roo | 15 December 1997 | 10 March 2026 |
| Walker, Austin | Cow Spring, FL | 30 March 2026 | 6 June 2026 |
| Banner, Jennifer | Peacock Spring, Luraville, FL | 27 May 2023 | 6 June 2026 |
| Poirier, Daniel | Peacock Spring, Luraville, FL | 29 August 2025 | 6 June 2026 |
| BARK, LANCE | Ginnie Springs | 9 March 2010 | 11 April 2026 |
The following individuals are recipients of the Henry Nicholson award for completion of 500 safe cave dives!
| Recipient | Location | Dive Date | Date Awarded |
|---|---|---|---|
| Gonzales, Anthony J | Peacock Springs | 23 November 2012 | Unknown |
| Oigarden, Bill | Peacock Slough | 1 June 1978 | 12 March 2005 |
| Griffing, Carl B. Jr. | Little River Spring | 4 June 2012 | 25 May 2013 |
| Verdier, Cedric | Sra Keow, Thailand | 18 August 2006 | 18 August 2006 |
| Gibson, Elisha S | Jackson Blue | 18 October 2015 | Unknown |
| Sullivan, Gareth | Hart Springs | 4 August 2008 | 5 December 2008 |
| Melton, Gene | Alachua Sink | 1 January 1975 | 7 April 2005 |
| Wallis, Guy | Cow Springs | 27 May 2013 | 24 May 2014 |
| Cardinale, Harry | Hole in the Wall, Merritt Mill Pond, Marianna, FL | 4 September 2014 | 16 May 2015 |
| Womble, James | Peacock Springs | 17 August 2006 | 17 August 2006 |
| Clark, James K. | Dan's Cave, Abaco, Bahamas | 16 February 2011 | 28 May 2011 |
| Hewlett, Jeff | Ginnie Springs, FL | 13 November 2004 | 19 October 2005 |
| Ivanic, John E. | Sac Aktun, Mexico | 2 February 2009 | 22 May 2010 |
| Koshes, Joseph J. Jr. | Little River, O'Brien, FL | 23 August 2014 | 16 May 2015 |
| Gault, Keith | Manatee Springs | 30 December 2011 | 26 May 2012 |
| Paramore, Ken | Peacock Springs | 8 February 2008 | 8 February 2008 |
| Smith, Kenneth Graham | Cocklebiddy Cave | 12 August 2008 | 23 May 2009 |
| Waggener, Lee Ann | Ginnie Springs | 1 January 2009 | 16 May 2015 |
| Tanguay, Meredith | Madison Blue | 19 August 2012 | 16 May 2015 |
| Stine, Michael | Cow Spring | 5 July 2013 | 24 May 2014 |
| Gagliardi, Michael Angelo | Ginnie Springs Devil's System | 21 December 2015 | Unknown |
| Robinson, Patricia | Orange Grove, Peacock Springs SP, Suwannee County, FL | 6 February 2004 | 26 February 2005 |
| Clark, Paul L. | Wes Skils Peacock Springs St. Park | 28 December 2013 | 16 May 2015 |
| DiPanfilo, Ralph J | Ginnie Springs - Devils System | 11 February 2005 | 11 February 2005 |
| Courtney, Richard | Peacock Springs, North Florida | 14 September 2005 | 14 September 2005 |
| Beckner, Robert G. | Crystal Beach Springs | 8 February 2010 | 26 May 2012 |
| Edge, Russell | Devil Ear Spring, High Springs, Florida | 1 January 2009 | 22 May 2010 |
| Robinson, Scott | Cow Spring, Suwanee County, FL | 16 January 2004 | 26 February 2005 |
| Ormeroid, Stephen C. | Chicharones Cave, Cuba | 1 May 2000 | 1 May 2000 |
| LeVine, Bill | Isla Alamo, Quintana Roo | 6 November 2016 | 24 January 2017 |
| Power, Renee S. | Peacock Spring, Luraville, FL | 6 January 2017 | 30 January 2017 |
| Lamarre, Gabriel | Devil's Ear | 27 December 2016 | 9 February 2017 |
| Short, Phillip Adam | Emergence Du Ressel, France | 4 November 2015 | 3 March 2017 |
| Ormeroid, Judy | Sacbe Quebrada, Mexico | 20 January 2017 | 29 March 2017 |
| Ferguson, Derek | Goat SE Sink | 22 May 2016 | 4 June 2018 |
| Perdue, Marvin E | Devils Eye | 28 December 2009 | 27 August 2018 |
| Clements, Al | Jug Hole | 20 February 2017 | 20 February 2017 |
| Williams, Roger | Tajma Ha | 15 January 2019 | 22 January 2019 |
| Brown, William Gregory | Devils Cave System - Main Land | 25 February 2019 | 27 February 2019 |
| Proper, Gabrielle | Gervais Cave System | 3 November 2018 | 16 April 2019 |
| Zaske, Marvin | Madison Blue Spring | 8 May 2019 | 12 May 2019 |
| Baldwin, James | Manatee Springs | 26 May 2019 | 8 June 2019 |
| Blackburn, Richard | Jackson Blue | 22 September 2018 | 26 July 2019 |
| Myers, Matthew B. | Jailhouse Cenote, Tulum, Mexico | 23 October 2019 | 17 January 2020 |
| Seide, Kathleen | Peacock Springs | 12 May 2020 | 12 May 2020 |
| Maverden, Keith N | Cow Spring | 25 February 2020 | 2 March 2020 |
| Brown, William W. | Madison Blue Springs | 5 December 2020 | 6 December 2021 |
| Zinetti, Mehdi | Hole in the Wall | 20 November 2021 | 25 April 2022 |
| Battle, Laura | Devil's Ear | 24 December 2022 | 12 January 2023 |
| Hall, Gayle | Peacock 1 | 24 April 2023 | 25 April 2023 |
| Kelley, Brian | Eagle's Nest | 17 October 2020 | 15 December 2024 |
| Bryant, Guy | Kitty Sink - Green Sink Cave System | 12 June 1980 | 28 December 2024 |
| Robinson, Charles A. (Sandy) | Cow Springs Downstream | 26 October 2024 | 2 January 2025 |
| Nelson, Brian | Ginnie Springs | 19 June 2020 | 5 December 2023 |
| Hughes, Adam | Bonnet Spring | 17 November 2018 | 20 September 2025 |
| Sanchez, Luis | Nohoch Nah Chich | 12 July 2002 | 10 March 2026 |
The following individuals are recipients of the Sheck Exley award for completion of 1000 safe cave dives!
| Recipient | Location | Dive Date | Date Awarded |
|---|---|---|---|
| Argyriadis, Argyris | Sigi Spring - Arcadia - Greece | 16 April 2009 | 25 May 2009 |
| Oigarden, Bill | Apopka Blue Sink, Orange County, FL | 1 August 1983 | 19 March 2005 |
| Armstrong, Brian | Indian Springs | 9 March 2014 | 24 May 2014 |
| Wilson, Forrest | Jackson Blue | 4 March 2006 | 23 May 2009 |
| Armstrong, Heather | Eagles Nest | 28 November 2008 | 16 May 2015 |
| Richards, Jason Erik | Jackson Blue Spring | 12 January 2008 | 1 June 2011 |
| Bozanic, Jeffrey | Manantial de Padre Nuestro, Dominican Republic | 8 December 2004 | 22 March 2005 |
| Wyatt, Jim | Madison Blue Spring | 7 July 2008 | 25 May 2009 |
| Womble, Jim | Madison Blue Springs | 11 May 2008 | 23 May 2009 |
| Richards, Johnny | Diepolder III | 9 March 2005 | 9 March 2005 |
| Jessop, Kelly | Peacock | 6 August 2005 | 6 August 2005 |
| Tanguay, Meredith | Indian Springs | Unknown | Unknown |
| Toussaint, Nick | Valstagna, Italy | 1 August 2008 | 25 May 2009 |
| McCumber, Peter W. Jr. | Diepolder Cave | 2 January 2013 | 25 May 2013 |
| DiPanfilo, Ralph | Cow Springs - Upstream | 8 June 2006 | 14 September 2008 |
| Courtney, Richard | Devil's Ear | 20 March 2007 | 1 June 2011 |
| Lewis, Steve | Ginnie Springs, Devil's Cave | 27 April 2015 | 16 May 2015 |
| Pearcy, Tom | Ginnie Springs | 16 June 2012 | 25 May 2013 |
| Proper, Dustin | Gervais Cave System | 15 November 2015 | 29 March 2017 |
| Proper, Bruce | Gervais Cave System | 22 October 2016 | 29 March 2017 |
| Robson, Martin | Peacock Springs | 17 December 2002 | 29 March 2017 |
| Clark, Joel | Devils Eye | 29 August 2018 | 4 September 2018 |
| Short, Phillip Adam | Source Du Marchepied, France | 10 January 2019 | 1 April 2019 |
| Walker, J Richard III | Ginnie Springs | 23 May 2014 | 16 October 2019 |
| Brown, Robby V | Cow Springs | 13 October 2018 | 15 November 2020 |
| Waggener, Lee Ann | Hole in the Wall | 13 March 2021 | 15 April 2022 |
| Vogel, Lanny | Cenote Chi Keen, MX | 21 July 2022 | 13 January 2023 |
| Head, Wayne | Jackson Blue | 5 January 2019 | 12 August 2023 |
| Nelson, Brian | Ginnie Springs | 3 December 2023 | 4 December 2023 |
| Stine, Michael | Peacock Springs | 12 January 2025 | 12 January 2024 |
| Sallot, Ken E | Peacock Springs | 6 October 2018 | 29 May 2025 |
| Young, Timmy | Little River | 1 January 2004 | 29 May 2025 |
| Hess, Joerg | Hole in the Wall | 1 June 2004 | 29 May 2025 |
| Buescher, Bryan | Ginnie Springs | 9 June 2024 | 29 May 2025 |
| Williams, Roger | Jailhouse Cenote, Tulum, Mexico | 27 September 2022 | 28 March 2026 |
The following individuals are recipients of the International Exley award for completion of 1000 safe cave dives!
| Recipient | Location | Dive Date | Date Awarded |
|---|---|---|---|
| Yanez, German | Sistema Aerolito, Cozumel, MX | 11 June 2025 | 26 February 2026 |
| Sanchez, Luis | Pet Cemetary (Blue Abyss) Tulum, Mexico | 6 October 2009 | 10 March 2026 |
| Pritchett, Robert H III | Porfidia Cave, Boca de Yuma, Dominican Republic | 13 January 2008 | 15 December 2025 |