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Overview | Counties | Aquifers | Rivers | Entities | About the Plan | Keywords | Files | For Users
Section Page
3 Evaluation of Current Water
Supplies - Text linked to Figures and Tables 3-1
3.1 Groundwater........................................................................................... 3-1
3.1.1....... Edwards-Balcones Fault Zone
Aquifer
(Edwards Aquifer)................................................................. 3-1
3.1.2....... Carrizo-Wilcox
Aquifer (Carrizo Aquifer)............................ 3-1
3.1.3....... Trinity Aquifer......................................................................... 3-2
3.1.4....... Gulf Coast Aquifer................................................................. 3-2
3.1.5....... Edwards-Trinity (Plateau) Aquifer....................................... 3-3
3.1.6....... Sparta Aquifer....................................................................... 3-3
3.1.7....... Queen City Aquifer................................................................ 3-3
3.1.8....... Groundwater Availability in the
South Central
................ Texas Region......................................................................... 3-4
3.2 Surface Water........................................................................................ 3-6
3.2.1....... Lakes and Reservoirs........................................................... 3-7
3.2.2....... Run-of-River Water Rights.................................................... 3-9
3.3 Drought Response............................................................................... 3-11
3.4 Methodology to Calculate the Water
Supplies Available
to the South Central Texas Region and Methodology for
Calculating the Water Supplies Available for Water
User Groups......................................................................................... 3-14
3.5 Potential for Emergency Transfers of
Surface Water...................... 3-18
Figure Page
3-1 Major
Aquifers – South Central Texas Region............................................... 3-2
3-2 River
Basins, Coastal Basins, Reservoirs, and Lakes
(South Central Texas Region).......................................................................... 3-6
List of Tables
Table Page
3-1 Groundwater
Availability by Aquifer................................................................. 3-5
3-2 List
of Major Reservoirs.................................................................................... 3-8
3-3 Summary
of Run-of-River Water Rights........................................................ 3-10
3-4 Identification
and Initiation of Drought Responses....................................... 3-12
3-5 Summary
of Draft Edwards Aquifer Authority Critical Period
Management Rules.......................................................................................... 3-13
