Canyon Lake Water Service Company serves approximately 250 square miles of west Comal County and southern Blanco County. It became operational in 1994 as a non-profit, member-owned water utility combining 46 separate groundwater systems. At that time, residents were obtaining water from Trinity Aquifer wells, but they became insufficient as demands increased at peak times, such as summer. The City of Blanco is currently purchasing water from CLWSC while the water treatment plant is offlin ...