The water depth at Schlitterbahn (particularly the flagship New Braunfels location) varies wildly because it is not a traditional "concrete pool" park; it is famously built into the natural landscape. Most of the "Tube Chutes" and "River" attractions (like the Comal River or the "The Falls") are surprisingly shallow, typically maintaining a depth of 2 to 3 feet to allow guests to safely stand up or walk if they fall off their tubes. However, the "Landing Pools" at the end of high-speed body slides or tube slides can be deeper, often ranging from 3.5 to 4.5 feet to safely decelerate riders. In the specialized "Kiddie" areas like Butterfly Bayou, the water is only a few inches deep. Conversely, if you enter the actual natural river sections—which some Schlitterbahn rides utilize—the depth can vary based on local rainfall and currents. In 2026, as part of their "Six Flags" partnership safety updates, depth markers are clearly posted at every entrance point. Generally, Schlitterbahn is designed so that even non-swimmers can enjoy most "river" rides comfortably with a life jacket, but you should always expect the splash-down pools to be chest-deep for a child.