Q: Does anyone know if the greenbelt as water? Specifically Twin Falls and Sculpture falls?
A: LCRA has Barton Creek at loop 360 as being 1.73ft deep with no flow. So, yes there is water, but it's pretty stagnant. http://ahps.srh.noaa.gov/ahps2/hydrograph.php?wfo=ewx&gage=abtt2