Table of Contents of Section 5 Vol I

Section Page

5 Regional, County, City, Water User Group, and
Major Provider Plans - Section 5 Part 1 Text Section 5 Part 2 Text ............. 5-1

5.1 Regional Water Planning Process -Section 5 Part 1......................... 5-1

5.1.1....... Water Supply Options........................................................... 5-2

5.1.2....... Alternative Regional Water Plans........................................ 5-3

5.2 South Central Texas Regional Water Plan.......................................... 5-7

5.2.1....... Regional Summaries............................................................ 5-7

5.2.2....... County Summaries............................................................. 5-21

5.2.3....... Water Management Strategies......................................... 5-65

5.2.4....... Cumulative Effects - Section 5 - Part 2............................. 5-81

5.2.5....... Environmental Assessment............................................. 5-103

5.2.6....... Implementation Issues...................................................... 5-118

5.2.7....... Special Water Resources................................................ 5-127

5.3 Water User Group Plans and Costs - Section 5 - Part 3.............. 5-129

5.3.1....... Atascosa County Water Supply Plan (Starting Section 5 Part 3) 5-133

5.3.2....... Bexar County Water Supply Plan.................................... 5-143

5.3.3....... Caldwell County Water Supply Plan............................... 5-191

5.3.4....... Calhoun County Water Supply Plan................................ 5-197

5.3.5....... Comal County Water Supply Plan................................... 5-203

5.3.6....... DeWitt County Water Supply Plan.................................. 5-213

5.3.7....... Dimmit County Water Supply Plan.................................. 5-217

5.3.8....... Frio County Water Supply Plan....................................... 5-221

5.3.9....... Goliad County Water Supply Plan................................... 5-225

5.3.10..... Gonzales County Water Supply Plan.............................. 5-229

5.3.11..... Guadalupe County Water Supply Plan........................... 5-233

5.3.12..... Hays County Water Supply Plan..................................... 5-245

5.3.13..... Karnes County Water Supply Plan.................................. 5-255

5.3.14..... Kendall County Water Supply Plan................................. 5-259

5.3.15..... LaSalle County Water Supply Plan................................. 5-265

5.3.16..... Medina County Water Supply Plan................................. 5-269

5.3.17..... Refugio County Water Supply Plan................................. 5-279

5.3.18..... Uvalde County Water Supply Plan.................................. 5-283

5.3.19..... Victoria County Water Supply Plan................................. 5-289

5.3.20..... Wilson County Water Supply Plan.................................. 5-293

5.3.21..... Zavala County Water Supply Plan................................... 5-299

5.4 Water Supply Plans for Major Water Providers............................. 5-305

5.4.1....... Regional Water Provider(s) for Bexar County............... 5-305

5.4.2....... San Antonio Water System (SAWS).............................. 5-309

5.4.3....... Bexar Metropolitan Water District (BMWD).................. 5-312

5.4.4....... Canyon Regional Water Authority (CRWA)................... 5-316

5.4.5....... Guadalupe-Blanco River Authority (GBRA)................... 5-317

5.4.6....... New Braunfels Utilities (NBU).......................................... 5-318

5.4.7....... City of San Marcos........................................................... 5-320

List of Figures

Figure Page

5.1-1 Planning Process............................................................................................... 5-1

5.2-1 Regional Water Plan – South Central Texas – Region L
Regional Water Planning Area......................................................................... 5-9

5.2-2 Regional Water Plan....................................................................................... 5-16

5.2-3 Regional Water Plan – Annual Cost of Cumulative
Additional Water Supply................................................................................. 5-18

5.2-4 Regional Water Plan – Unit Cost of Cumulative
Additional Water Supply................................................................................. 5-19

5.2-5 Regional Water Plan – Atascosa County...................................................... 5-22

5.2-6 Regional Water Plan – Bexar County............................................................ 5-24

5.2-7 Regional Water Plan – Caldwell County....................................................... 5-26

5.2-8 Regional Water Plan – Calhoun County........................................................ 5-28

5.2-9 Regional Water Plan – Comal County........................................................... 5-30

5.2-10 Regional Water Plan – DeWitt County.......................................................... 5-32

5.2-11 Regional Water Plan – Dimmit County.......................................................... 5-34

5.2-12 Regional Water Plan – Frio County............................................................... 5-36

5.2-13 Regional Water Plan – Goliad County........................................................... 5-38

5.2-14 Regional Water Plan – Gonzales County...................................................... 5-40

5.2-15 Regional Water Plan – Guadalupe County................................................... 5-42

5.2-16 Regional Water Plan – Hays County............................................................. 5-44

5.2-17 Regional Water Plan – Karnes County.......................................................... 5-46

5.2-18 Regional Water Plan – Kendall County......................................................... 5-48

5.2-19 Regional Water Plan – La Salle County........................................................ 5-50

5.2-20 Regional Water Plan – Medina County......................................................... 5-52

5.2-21 Regional Water Plan – Refugio County......................................................... 5-54

5.2-22 Regional Water Plan – Uvalde County.......................................................... 5-56

5.2-23 Regional Water Plan – Victoria County......................................................... 5-58

5.2-24 Regional Water Plan – Wilson County.......................................................... 5-60

5.2-25 Regional Water Plan – Zavala County........................................................... 5-62

5.2-26 Regional Water Plan – Simulated Comal Springs Discharge.................... 5-82

5.2-27 Regional Water Plan – Simulated San Marcos Springs Discharge.......... 5-83

5.2-28 Regional Water Plan – Simulated Edwards Aquifer Pumpage.................. 5-84

5.2-29 Regional Water Plan – Simulated Edwards Aquifer Levels....................... 5-85

5.2-30 Regional Water Plan – Additional Carrizo Groundwater Pumpage........... 5-87

5.2-31 Regional Water Plan – Simulated Carrizo Aquifer Drawdown................... 5-88

5.2-32 Regional Water Plan – Carrizo Aquifer......................................................... 5-89

5.2-33 Regional Water Plan – Carrizo Aquifer......................................................... 5-90

5.2-34 Regional Water Plan – Carrizo Aquifer......................................................... 5-91

5.2-35 Regional Water Plan – Carrizo Aquifer......................................................... 5-92

5.2-36 Regional Water Plan – Carrizo Aquifer......................................................... 5-93

5.2-37 Simsboro Aquifer in CPS-ALCOA Area Drawdown between
Years 2000 and 2050 for 55,000 acft/yr Water Supply............................... 5-94

5.2-38 Regional Water Plan – Simsboro Aquifer..................................................... 5-95

5.2-39 Regional Water Plan – Simsboro Aquifer..................................................... 5-96

5.2-40 Regional Water Plan – Streamflow Comparisons....................................... 5-97

5.2-41 Regional Water Plan – Streamflow Comparisons....................................... 5-98

5.2-42 Regional Water Plan – Streamflow Comparisons..................................... 5-100

5.2-43 Regional Water Plan – Streamflow Comparisons..................................... 5-101

5.2-44 Omernick’s Ecoregions for the Regional
Water Plan within Region L.......................................................................... 5-105

5.2-45 Gould’s Vegetational Areas for the Regional
Water Plan within Region L.......................................................................... 5-106

List of Tables

Table Page

51-1 WaterSupply Option Summary Sorted by Unit Cost 5-5

52-1 WaterManagement Strategies, County Needs, and County
Allocation of New Supplies in 2050 5-11

52-2 AtascosaCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-23

52-3 BexarCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-25

52-4 CaldwellCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-27

52-5 CalhounCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-29

52-6 ComalCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-31

52-7 DeWittCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-33

52-8 DimmitCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-35

52-9 FrioCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-37

52-10 GoliadCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-39

52-11 Gonzales County Summary ofProjected Water Needs (Shortages)
and Water Management Strategies 5-41

52-12 GuadalupeCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-43

52-13 HaysCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-45

52-14 KarnesCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-47

52-15 KendallCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-49

52-16 LaSalle County Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-51

52-17 MedinaCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-53

52-18 RefugioCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-55

52-19 UvaldeCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-57

52-20 VictoriaCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-59

52-21 WilsonCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-61

52-22 ZavalaCounty Summary of Projected Water Needs (Shortages)
and Water Management Strategies 5-63

52-23 CriteriaUsed by TPWD to Nominate Ecologically Unique River and
Stream Segments In and Adjacent to the Region L Planning Area 5-115

5.2-24 Construction or Operational Activities of Water Management
Strategies Potentially Affecting Ecologically Unique River and
Stream Segments 5-116

5.2-25 South Central Texas Regional Water Plan – TWDB Evaluation
Criteria Summary 5-119

531-1 Atascosa County Surplus/Shortage - Tables 531-1 to 19 5-133

531-2 Recommended Water Supply Plan forthe City of Charlotte 5-134

531-3 Recommended Plan Costs by Decade forthe City of Charlotte 5-134

531-4 Recommended Water Supply Plan forthe City of Jourdanton 5-134

531-5 Recommended Plan Costs by Decade for the City of Jourdanton 5-135

531-6 Recommended Water Supply Plan forthe City of Lytle 5-135

531-7 Recommended Plan Costs by Decade for the City of Lytle 5-136

531-8 Recommended Water Supply Plan forthe City of Pleasanton 5-136

531-9 Recommended Plan Costs by Decade for the City of Pleasanton 5-137

531-10 Recommended Water Supply Plan for theCity of Poteet 5-137

531-11 Recommended Plan Costs by Decade for the City of Poteet 5-137

531-12 Recommended Water Supply Plan for Rural Areas 5-138

531-13 Recommended Plan Costs by Decade for Rural Areas 5-138

531-14 Recommended Water Supply Plan for Steam-Electric Power 5-139

531-15 Recommended Plan Costs by Decade forSteam-Electric Power 5-140

531-16 Recommended Water Supply Plan forMining 5-140

531-17 Recommended Plan Costs by Decade forMining 5-141

531-18 Recommended Water Supply Plan forIrrigation 5-141

531-19 Recommended Plan Costs by Decade forIrrigation 5-142

532-1 BexarCounty Surplus/Shortage 5-143

532-2 WaterManagement Strategies Considered for Bexar County 5-145

532-3 Recommended Water Supply Plan for the Regional
Water Provider(s) for Bexar County 5-147

532-4 Recommended Plan Costs by Decadefor the Regional Water
Provider(s) for Bexar County 5-148

532-5 Recommended Water Supply Plan for theCity of Alamo Heights 5-149

532-6 Recommended Plan Costs by Decadefor the City of Alamo Heights 5-149

532-7 Recommended Water Supply Plan for the City of Balcones Heights 5-150

532-8 Recommended Plan Costs by Decade for the
City of Balcones Heights 5-151

532-9 Recommended Water Supply Plan for the City of China Grove 5-151

532-10 Recommended Plan Costs by Decade for the City of China Grove 5-152

532-11 Recommended Water Supply Plan for the City of Converse 5-153

532-12 Recommended Plan Costs by Decade for the City of Converse 5-153

532-13 Recommended Water Supply Plan for the City of Elmendorf 5-154

532-14 Recommended Plan Costs by Decade for the City of Elmendorf 5-154

532-15 Recommended Water Supply Plan for the City of Fair Oaks Ranch 5-155

532-16 Recommended Plan Costs by Decade for the
City of Fair Oaks Ranch 5-156

532-17 Recommended Water Supply Plan for the City of Helotes 5-157

532-18 Recommended Plan Costs by Decade for the City of Helotes 5-157

532-19 Recommended Water Supply Plan for the City of Kirby 5-158

532-20 Recommended Plan Costs by Decade for the City of Kirby 5-158

532-21 Recommended Water Supply Plan for the City of Leon Valley 5-159

532-22 Recommended Plan Costs by Decade for the City of Leon Valley 5-159

532-23 Recommended Water Supply Plan for the
Live Oak Water Public Utility 5-160

532-24 Recommended Plan Costs by Decade forthe
Live Oak Water Public Utility 5-160

532-25 Recommended Water Supply Plan for the City of Olmos Park 5-161

532-26 Recommended Plan Costs by Decade for the City of Olmos Park 5-161

532-27 Recommended Water Supply Plan for the City of San Antonio 5-163

532-28 Recommended Plan Costs by Decade for the City of San Antonio 5-164

532-29 Recommended Water Supply Plan for Schertz (Outside City) 5-165

532-30 Recommended Plan Costs by Decade for Schertz (Outside City) 5-165

532-31 Recommended Water Supply Plan for the City of Shavano Park 5-166

532-32 Recommended Plan Costs by Decade for the City of Shavano Park 5-166

532-33 Recommended Water Supply Plan for the City of St Hedwig 5-167

532-34 Recommended Plan Costs by Decade for the City of St Hedwig 5-167

532-35 Recommended Water Supply Plan for the City of Terrell Hills 5-168

532-36 Recommended Plan Costs by Decade for the City of Terrell Hills 5-169

532-37 Recommended Water Supply Plan for the City of Universal City 5-169

532-38 Recommended Plan Costs by Decade for the City of Universal City 5-170

532-39 Recommended Water Supply Plan for Windcrest 5-170

532-40 Recommended Plan Costs by Decade for Windcrest 5-171

532-41 Recommended Water Supply Plan for BMWD (Castle Hills) 5-172

532-42 Recommended Plan Costs by Decade for BMWD (Castle Hills) 5-173

532-43 Recommended Water Supply Plan for BMWD (Somerset) 5-174

532-44 Recommended Plan Costs by Decade for BMWD (Somerset) 5-174

532-45 Recommended Water Supply Plan for BMWD (Hill Ctry/HollwPk) 5-176

532-46 Recommended Plan Costs by Decade for
BMWD (Hill Ctry/HollwPk) 5-177

532-47 Recommended Water Supply Plan for BMWD (Other Subdivisions) 5-179

532-48 Recommended Plan Costs by Decade for
BMWD (Other Subdivisions) 5-180

532-49 Recommended Water Supply Plan for Fort Sam Houston 5-181

532-50 Recommended Plan Costs by Decade for Fort Sam Houston 5-182

532-51 Recommended Water Supply Plan for Lackland AFB 5-182

532-52 Recommended Plan Costs by Decade for Lackland AFB 5-183

532-53 Recommended Water Supply Plan for Randolph AFB 5-184

532-54 Recommended Plan Costs by Decade for Randolph AFB 5-184

532-55 Recommended Water Supply Plan for Rural Areas 5-185

532-56 Recommended Plan Costs by Decade for Rural Areas 5-185

532-57 Recommended Water Supply Plan for Industrial 5-186

532-58 Recommended Plan Costs by Decade for Industrial 5-186

532-59 Recommended Water Supply Plan for Mining 5-187

532-60 Recommended Plan Costs by Decade for Mining 5-188

532-61 Recommended Water Supply Plan for Irrigation 5-188

532-62 Recommended Plan Costs by Decade for Irrigation 5-189

533-1 Caldwell County Surplus/Shortage 5-191

533-2 Recommended Water Supply Plan for the City of Lockhart 5-192

533-3 Recommended Plan Costs by Decade for the City of Lockhart 5-192

533-4 Recommended Water Supply Plan for the City of Luling 5-193

533-5 Recommended Plan Costs by Decadefor the City of Luling 5-193

533-6 Recommended Water Supply Plan for the City of Martindale 5-194

533-7 Recommended Plan Costs by Decade for the City of Martindale 5-194

534-1 CalhounCounty Surplus/Shortage 5-197

534-2 Recommended Water Supply Plan for the City of Point Comfort 5-198

534-3 Recommended Plan Costs by Decade for the City of Point Comfort 5-198

534-4 Recommended Water Supply Plan forthe City of Port Lavaca 5-199

534-5 Recommended Plan Costs by Decade for the City of Port Lavaca 5-199

534-6 Recommended Water Supply Plan forthe City of Seadrift 5-200

534-7 Recommended Plan Costs by Decade for the City of Seadrift 5-200

535-1 ComalCounty Surplus/Shortage 5-203

535-2 Recommended Water Supply Plan for the City of Garden Ridge 5-204

535-3 Recommended Plan Costs by Decade for the City of Garden Ridge 5-204

535-4 Recommended Water Supply Plan forthe City of New Braunfels 5-206

535-5 Recommended Plan Costs by Decade for the City of New Braunfels 5-207

535-6 Recommended Water Supply Plan for Rural Areas 5-208

535-7 Recommended Plan Costs by Decade for Rural Areas 5-209

535-8 Recommended Water Supply Plan for Industrial 5-210

535-9 Recommended Plan Costs by Decade for Industrial 5-210

535-10 Recommended Water Supply Plan for Mining 5-211

535-11 Recommended Plan Costs by Decade for Mining 5-211

536-1 DeWittCounty Surplus/Shortage 5-213

536-2 Recommended Water Supply Plan for the City of Cuero 5-214

536-3 Recommended Plan Costs by Decade for the City of Cuero 5-214

536-4 Recommended Water Supply Plan for the City of Yoakum 5-214

536-5 Recommended Plan Costs by Decadefor the City of Yoakum 5-215

536-6 Recommended Water Supply Plan for the City of Yorktown 5-215

536-7 Recommended Plan Costs by Decade for the City of Yorktown 5-215

537-1 DimmitCounty Surplus/Shortage 5-217

537-2 Recommended Water Supply Plan for the City of Big Wells 5-218

537-3 Recommended Plan Costs by Decade for the City of Big Wells 5-218

537-4 Recommended Water Supply Plan forthe City of Carrizo Springs 5-219

537-5 Recommended Plan Costs by Decade for the City of Carrizo Springs 5-219

538-1 FrioCounty Surplus/Shortage 5-221

538-2 Recommended Water Supply Plan for the City of Dilley 5-221

538-3 &n