The crystal-clear waters of Blue Hole stay an ideal 75 degrees all year round and are shaded by towering cypress trees. Manicured waterside lawns are the perfect place to spread out a blanket and crack open your cooler.
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Description. The Blue Hole is a clear blue body of water with a constant 62 °F (17 °C) temperature and constant inflow of 3,000 US gallons per minute (11 m3/min; 2,500 imp gal/min), enough to cycle out the water every six hours.
In 1932, it served as a fish hatchery; however, since the 1970s it has become a recreation site named Blue Hole Dive and Conference Center. The water in the hole completely renews itself in six hours—that's why the water is so cold and fresh. The flow speed is 11 m³ per minute (3,000 gallons per minute).
Blue holes, physically, are hazardous due to their structure and depth. Their surrounding walls cause bad water circulation, meaning the water is generally depleted of oxygen. Their depth needs specialized training. Nitrogen narcosis will be common.
They are a perfect age to enjoy the falls. I saw many younger children there and different age groups of people. Our family used Liberty Tours Jamaica, and were very satisfied with the service they provided to us. Their drivers are very knowledgeable and patient.
The Blue Hole is a world-renowned marine site, attracting divers and snorkelers from around the globe eager to explore its incredible underwater formations, including stalactites and limestone formations.
Tourism. The Great Blue Hole is a popular spot among recreational scuba divers who are lured by the opportunity to dive in sometimes crystal-clear water and meet several species of fish, including midnight parrotfish, Caribbean reef shark, and other juvenile fish species.
Cold shock can be just as severe and dangerous from water temperatures of 50-60F (10-15C) as it is from water at 35F (2C). Gasping for a breath or rapid breathing from sudden immersion can be triggered by water as warm as 77F (25C).
The mystery, wonder and uniqueness of the Great Blue Hole make it one of the best dives on the planet, but a short scenic flight is also a great way to see the wonder from above. In short, do both and regret nothing!