The Hays Trinity Groundwater Conservation District is our county level elected local government resource for information on aquifers, groundwater and wells. Their offices are west of Sawyer Ranch Rd. on Hwy-290.
Center Lake Business Park
14101 Hwy 290 W
Bldg. 100, Suite 212
Austin, Texas 78737
Rainwater Harvesting Guidance from the Texas Water Development Board