Central Texas residents trust that when they turn on their faucets, they will have water, even as our population booms and climate change alters weather patterns. KXAN found the Lower Colorado River Authority, which manages the water supply for more than one million residents, is only planning based on the worst drought in our history — not on more severe droughts that the State Climatologist expects in the future. But during our months-long investigation, the LCRA changed course.