Raging Waters Sacramento is a water park located at the Cal Expo in Sacramento, CA. The park is owned by Cal Expo and operated by Raging Waters. The park has been formerly known as WaterWorld USA and Six Flags Waterworld.
Because the park is located at Cal Expo, the park does operate during the California State Fair. Guests are required to first purchase admission to the state fair before purchasing admission to the water park. New for the 2011 season, premium season or Sacramento season passholders get free state fair visits.