TNRIS is part of the Texas Water Development Board (TWDB).
Major Aquifers of Texas
State of Texas: major aquifers. G 4031 C34 1982 T42 Geology Maps
Minor Aquifers of Texas
State of Texas : minor aquifers. G 4031 C34 1982 T41 Geology Library Maps
To order paper copies of the maps, please call TNRIS at (512) 463-8337.
Aquifers of Texas 2001 Map (Revised 2004)
To order paper copies of the map, please search at BEG's Publications.
