Overview of Emerging Water Issues: North Central Texas Bruce Lesikar Texas AgriLife Extension...
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Overview of Overview of Emerging Water Emerging Water Issues: Issues: North Central Texas North Central Texas Bruce Lesikar Bruce Lesikar Texas AgriLife Extension Service Texas AgriLife Extension Service
Transcript of Overview of Emerging Water Issues: North Central Texas Bruce Lesikar Texas AgriLife Extension...
Overview of Overview of Emerging Water Issues:Emerging Water Issues:
North Central TexasNorth Central Texas
Bruce LesikarBruce LesikarTexas AgriLife Extension ServiceTexas AgriLife Extension Service
Presentation OverviewPresentation Overview
• Balancing water supply Balancing water supply and demand in the futureand demand in the future
• Interaction of population Interaction of population and water demandand water demand
• Water management Water management strategiesstrategies
• Water usage for the Water usage for the various citiesvarious cities
• Implementing water Implementing water management strategiesmanagement strategies
Projected Water Sources in 2050Projected Water Sources in 2050
Water Planning – Texas StyleWater Planning – Texas StyleRegional Water Planning ProcessRegional Water Planning Process
• Every five yearsEvery five years• Consensus-driven approach, Consensus-driven approach,
local and regional decision-local and regional decision-makingmaking
• Open to publicOpen to public• Statutory interests:Statutory interests:
– PublicPublic– CountiesCounties– MunicipalitiesMunicipalities– IndustriesIndustries– AgricultureAgriculture– EnvironmentEnvironment– Small businessSmall business
– Electric generating utilitiesElectric generating utilities– River authoritiesRiver authorities– Water districtsWater districts– Water utilitiesWater utilities
Regional Regional Planning Planning GroupsGroups
Texas Projected GrowthTexas Projected Growth
Texas Projected Water DemandTexas Projected Water Demand
Projected Demand by UseProjected Demand by Use
Projected SupplyProjected Supply
Supply NeedsSupply Needs
Water Management StrategiesWater Management Strategies
• Regions identified Regions identified 4,500 strategies4,500 strategies
• Evaluated strategies based on:Evaluated strategies based on:– Water quantity and reliabilityWater quantity and reliability– Financial costsFinancial costs– Impacts to environment and agricultureImpacts to environment and agriculture– Impacts to water qualityImpacts to water quality– Other factors such as regulatory Other factors such as regulatory
requirements, time required to implement, etcrequirements, time required to implement, etc..
Projected Total CostProjected Total Cost
Total capital costs : $30.7 billionTotal capital costs : $30.7 billion
Per Capita Water Use Per Capita Water Use 10 Greatest Use10 Greatest Use
City City 20032003 20202020 20402040 20602060
RichardsonRichardson 275 287 274 272
Amarillo 241 201 201 201
DallasDallas 238 262 257 256
Abilene 232 161 155 154
PlanoPlano 225 253 250 249
Longview 226 120 115 115
Beaumont 223 209 203 201
Midland 219 254 248 247
Brownsville 214 221 217 216
IrvingIrving 212 223 218 217
Values in gallons-per capita-per-day
Per Capita Water UsePer Capita Water UseIntermediate UseIntermediate Use
City City 20032003 20202020 20402040 20602060
College Station 196 217 213 212
Waco 190 183 183 183
TylerTyler 185 255 249 248
Wichita FallsWichita Falls 184 172 170 168
CarrolltonCarrollton 181 188 184 183
Austin 177 173 171 169
Fort WorthFort Worth 177 207 203 202
ArlingtonArlington 173 179 175 174
El Paso 169 176 171 170
Houston 164 152 147 146
GarlandGarland 158 160 156 155
McKinneyMcKinney 153 244 242 242
LewisvilleLewisville 152 173 171 170
Per Capita Water Use Per Capita Water Use 10 Least Use10 Least Use
City City 20032003 20202020 20402040 20602060
Corpus Christi 150 171 166 165
MesquiteMesquite 146 157 153 152
Baytown 146 140 134 133
DentonDenton 144 179 176 176
Bryan 144 140 135 134
San Angelo 143 193 187 186
San Antonio 142 139 135 134
Pasadena 128 110 105 104
Grand PrairieGrand Prairie 125 145 142 141
Killeen 125 179 174 167
Values in gallons-per capita-per-day
Region CRegion C
Projected Population GrowthProjected Population Growth
Region CRegion CExisting Water SupplyExisting Water Supply
• Supply – 2010; 1,513,839 acre-ftSupply – 2010; 1,513,839 acre-ft
65 % Reservoirs65 % Reservoirs 21 % Surface Water21 % Surface Water
6 % 6 % GroundwaterGroundwater2 % Run-of-River2 % Run-of-River
• Need – 2010; 336,390 acre-ftNeed – 2010; 336,390 acre-ft• Need – 2060; 1,969,630 acre-ftNeed – 2060; 1,969,630 acre-ft
Region C Water StrategiesRegion C Water Strategies
Centralized Water System & Centralized Water System & Hydrologic CycleHydrologic Cycle
Recycle
TRWD Delivery System
Cedar Creek
Richland-Chambers
Eagle Mountain
Bridgeport
Benbrook
Hydrologic CycleHydrologic Cycle
Development Changes Hydrologic Cycle
Barriers to acceptance of Water Barriers to acceptance of Water ConservationConservation
• Potable water revenue pays for centralized water centralized wastewater, and extras?
• City raw water contracts - take or pay
• Balance of water use reduction with demand increases
• Can we be too successful?????
SummarySummary
• Balancing water supply Balancing water supply and demand in the futureand demand in the future
• Interaction of population Interaction of population and water demandand water demand
• Water management Water management strategiesstrategies
• Water usage for the Water usage for the various citiesvarious cities
• Implementing water Implementing water management strategiesmanagement strategies
