The links below provide maps showing the geologic formations and aquifers across the Gonzales County Underground Water Conservation District.
Map of Major Texas Aquifers - Click here...
Map of Minor Texas Aquifers - Click here...
Geologic Atlas of Texas (Seguin Sheet) - Click here...
Summary Report Carrizo Outcrop Monitor Wells Click here...
Groundwater Reports - Click here...
The following groundwater reports provide information about the groundwater resources of the Gonzales County Underground Water Conservation District.
TWDB Report No. 4 – Ground-Water Resources of Gonzales County, Texas
TWDB Report No. 12 – Ground-Water Resources of Caldwell County, Texas
TWDB Report No. 365 – Aquifers of the Gulf Coast of Texas
TWDB Report No. 372 – Water Quality in the Carrizo-Wilcox Aquifer, 1990-2006
TWDB Report No. 374 – Aquifers of the Upper Coastal Plains of Texas
TWDB Report No. 379 – Changes in Water Levels in Texas, 1995-2005
TWDB Report No. 387 - Aquifer Storage and Recovery Report:
Carrizo-Wilcox Aquifer Characterization for Eastern Gonzales
and parts of Caldwell and Guadalupe Counties, Texas