Is Jacob's well safe?


Is Jacob's well safe? It is one of the most dangerous diving sites in the world. At least 12 people have died trying to dive or swim in Jacob's Well. Thrill-seekers from all over the country flock to this famous swimming hole to face the challenge of accomplishing one of the deadliest dive sites in the world.


How deep is Jacobs well?

Jacob's Well is the second-largest fully submerged cave in Texas. The source of the water comes from the Trinity Aquifer, which makes its way from an extensive underground cave system. The deepest part of the cavern system is 140 feet deep.


How much does it cost to go to Jacobs well?

Jacob's Well is open to the public from 8:00 AM to 6:00 PM daily. Hikers and other non-swimmers do not have to pay an entrance fee or make a reservation. However, they should arrive early as the park can reach capacity. Swimmers must pay a fee of $5 for children ages 5-12, $9 for adults, and $5 for seniors.


Are there animals in Jacobs well?

Temperature of the water in Jacob's Well remains a near-constant 68°F and visibility is typically excellent. The spring provides habitat to numerous species of fish (principally sunfish and perch); turtles; aquatic insects; crustaceans; and, most notably, the cave-adapted Fern Bank salamander (Eurycea pterophilia).


Where does Jacobs well lead to?

Jacob's Well is the headwaters of Cypress Creek, which flows through Blue Hole Regional Park and feeds into the Blanco River.