1. Overview of Emerging Water Issues: North Central Texas Bruce Lesikar Texas AgriLife Extension Service

2. Presentation Overview Balancing water supply and demand in the futureBalancing water supply and demand in the future Interaction of population and water demandInteraction of population and water demand Water management strategiesWater management strategies Water usage for the various citiesWater usage for the various cities Implementing water management strategiesImplementing water management strategies

3. Projected Water Sources in 2050

4. Water Planning – Texas Style Regional Water Planning Process Every five yearsEvery five years Consensus-driven approach, local and regional decision- makingConsensus-driven approach, local and regional decision- making Open to publicOpen to public Statutory interests:Statutory interests: –Public –Counties –Municipalities –Industries –Agriculture –Environment –Small business –Electric generating utilities –River authorities –Water districts –Water utilities

5. Regional Planning Groups

6. Texas Projected Growth

7. Texas Projected Water Demand

8. Projected Demand by Use

9. Projected Supply

10. Supply Needs

11. Water Management Strategies Regions identified 4,500 strategiesRegions identified 4,500 strategies Evaluated strategies based on:Evaluated strategies based on: –Water quantity and reliability –Financial costs –Impacts to environment and agriculture –Impacts to water quality –Other factors such as regulatory requirements, time required to implement, etc.

13. Projected Total Cost Total capital costs : $30.7 billion

14. Per Capita Water Use 10 Greatest Use City2003202020402060 Richardson275287274272 Amarillo241201 Dallas238262257256 Abilene232161155154 Plano225253250249 Longview226120115 Beaumont223209203201 Midland219254248247 Brownsville214221217216 Irving212223218217 Values in gallons-per capita-per-day

15. Per Capita Water Use Intermediate Use City2003202020402060 College Station196217213212 Waco190183 Tyler185255249248 Wichita Falls 184172170168 Carrollton181188184183 Austin177173171169 Fort Worth 177207203202 Arlington173179175174 El Paso169176171170 Houston164152147146 Garland158160156155 McKinney153244242 Lewisville152173171170

16. Per Capita Water Use 10 Least Use City2003202020402060 Corpus Christi150171166165 Mesquite146157153152 Baytown146140134133 Denton144179176 Bryan144140135134 San Angelo143193187186 San Antonio142139135134 Pasadena128110105104 Grand Prairie 125145142141 Killeen125179174167 Values in gallons-per capita-per-day

17. Region C

18. Projected Population Growth

19. Region C Existing Water Supply Supply – 2010; 1,513,839 acre-ftSupply – 2010; 1,513,839 acre-ft 65 % Reservoirs 21 % Surface Water 21 % Surface Water 6 % Groundwater 2 % 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

20. Region C Water Strategies

21. Centralized Water System & Hydrologic Cycle Recycle

22. TRWD Delivery System Cedar Creek Richland-Chambers Eagle Mountain Bridgeport Benbrook

23. Hydrologic Cycle

24. Development Changes Hydrologic Cycle

25. Barriers to acceptance of Water Conservation 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?????

26. Summary Balancing water supply and demand in the futureBalancing water supply and demand in the future Interaction of population and water demandInteraction of population and water demand Water management strategiesWater management strategies Water usage for the various citiesWater usage for the various cities Implementing water management strategiesImplementing water management strategies