St. Peters, MO
Distance from Springfield: 118 miles (northwest St. Louis)
This St. Louis suburban facility is home to world-class swimming and diving, but also has a family leisure pool with water play features, 130-foot waterslide as well as a current channel. The pool is open to the public. Be sure to check the hours in case of classes going on.
Tan-Tar-A Family Resort
State Road KK
Osage Beach, MO 65065
Distance from Springfield: about 5 plus hours
This resort has an indoor water park Timber Falls which has over 600 feet of slides, a 21-seat whirlpool, as well as a lazy river. Water park admission is separate from room rates, and the park is open Fri-Sun and is open to the public.