Naranjal cave system
Area: Tulum South
Exploration
< 2004
1986-08-10 - Nancy DeRosa, Tony DeRosa, Steve Gerrard, Hilario Hiler
Cenote Mayan Blue first dived; the first 800 ft of line laid in the A tunnel.
1986-10 - Benny Atkinson, Steve Gerrard
Discovery of the B tunnel; first 890 ft of line installed. Later explorers of this section of Sistema Naranjal: James G. Coke, Lori Beth Conlin, Johanna DeGroot, Lalo Fiorelli, Mike Madden, Richard Ribb, Chris Van Winkle, Thomas M. Young, John Zumrick ( primary explorers).
1987-03-01 - D. Atkinson, B. Becker, James G. Coke, Steve DeCarlo, Johanna DeGroot, Paul DeLoach, Nancy DeRosa, Steve Gerrard, Hilario Hiler, L. Hires, Woody Jasper, K. Madden, Mike Madden, T. Morris, Juan Jose Tucat, Parker Turner, John Zumrick
Explored and surveyed (compass and line survey), Cenotes Hermana and Naharon. The map was drawn 1 March 1987; exploration dates are not given.
1987-06-01 - James G. Coke, Johanna DeGroot, Paul DeLoach, John Zumrick
Compass and line survey. Length 1,794 m.
1988-1989 - James G. Coke, Thomas M. Young, Harve Thorn
Survey of the upstream section (assisted by Harve Thorn). Principal explorers: James G. Coke, Johanna DeGroot, Thomas M. Young, Paul DeLoach, Mike Madden, John Zumrick, Steve Gerrard, Parker Turner. Length 4,846 m. Dates as given on the map: 1988-01 - 1989-10.
1990-1992 - James G. Coke, Lori Beth Conlin, Thomas M. Young
Survey. Principal explorers: James G. Coke, Lori Beth Conlin, Steve Gerrard, Mike Madden, Harve Thorn, T. Thorn, Thomas M. Young, John Zumrick. Plan length 8,184 m, depth 27.7 m. Dates as given on the map: 1990-01 - 1992-12.
1991-1994 - James G. Coke, Lori Beth Conlin, Carl Sutton, Thomas M. Young
Survey of the Muknal Remote Siphon section. Principal explorers: James G. Coke, Lori Beth Conlin, Bil Phillips, Carl Sutton, C. Weber, Thomas M. Young. Plan length 5,001 m, depth 35 m. Dates as given on the map: 1991-01 - 1994-04.
2000 - James G. Coke, Bil Phillips
Further survey of the Muknal Remote Siphon section. Dates as given on the map: 2000-03 - 2000-12.
Caves
- Cenote of the Sun
- Cristal
- Dead Cenote
- Fenceline Cenote
- Hunplit
- Jailhouse
- Lost Cenote
- Maya Two
- Mayan Blue
- Naharon
- Sixth Cenote Entrance
- Sunhole