How deep is the water in the Water Park? Lion Temple Wave Pool: 0 feet deep at its entry to 5 feet at its deepest pointBuild-A-Raft River: 2½ feet deepCragger's Swamp: 0 feet deep at its entry to 1 feet at its deepest point Was this article helpful? Related articles What is the water temperature at the Water Park? Does my LEGOLAND ticket include entrance to the Water Park? Can I visit LEGOLAND today and then the Water Park on another day? Can I use a carrier in the Water Park to carry my infant child in the water with me? Does LEGOLAND California Resort accept cash payments?