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LAS VEGAS AQUIFER STORAGE AND RECOVERY PROGRAM

LAS VEGAS AQUIFER STORAGE AND RECOVERY PROGRAM. Texas Innovative Water 2010 Seminar. San Antonio Texas. Tom Morris. Physiographic Setting. Las Vegas Nevada. Feasibility Evaluation. HYDRO-GEO SETTING Geology Limits GW Water Quality Production Yield OTHER CONCERNS Water Level Declines

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LAS VEGAS AQUIFER STORAGE AND RECOVERY PROGRAM

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  1. LAS VEGAS AQUIFER STORAGE AND RECOVERY PROGRAM Texas Innovative Water 2010 Seminar San AntonioTexas Tom Morris

  2. Physiographic Setting Las Vegas Nevada

  3. Feasibility Evaluation • HYDRO-GEO SETTING • Geology Limits • GW Water Quality • Production Yield • OTHER CONCERNS • Water Level Declines • Planned Growth • Existing Dist System • APPROACH • Basins VS Wells • Old VS New Wells • Recovery Location

  4. Feasibility Evaluation • HYDRO-GEO SETTING • Geology Limits • GW Water Quality • Production Yield • OTHER CONCERNS • Water Level Declines • Planned Growth • Existing Dist System • APPROACH • Basins VS Wells • Old VS New Wells • Recovery Location

  5. Feasibility Evaluation • HYDRO-GEO SETTING • Geology Limits • GW Water Quality • Production Yield • OTHER CONCERNS • Water Level Declines • Planned Growth • Existing Dist System • APPROACH • Basins VS Wells • Old VS New Wells • Recovery Location

  6. Feasibility Evaluation • HYDRO-GEO SETTING • Geology Limits • GW Water Quality • Production Yield • OTHER CONCERNS • Water Level Declines • Planned Growth • Existing Dist System • APPROACH • Basins VS Wells • Old VS New Wells • Recovery Location

  7. Demonstration Operations RECHARGE PREP • Flush Well • Drop Laterals • Flip Flow Meter • Prop Check Open • EXISTING WELL CONVERSION • Demo with 2 Wells • Convert 33 wells to ASR • Apparent Well Clogging

  8. Demonstration Operations • WELL USE TYPE • Unused Well Conversion • New Dedicated Injection • New ASR Wells • ASR WELL DESIGN • Various Drill Methods • Engineered Fluid Control • Injection Development • WELLHEAD EQUIPPING • Bi-Directional Flow Meter • Check Valve By-Pass • Automated On-Off Control • Motor Ratchet

  9. Expanded Operations • WELL USE TYPE • Unused Well Conversion • New Dedicated Injection • New ASR Wells • ASR WELL DESIGN • Various Drill Methods • Engineered Fluid Control • Injection Development • WELLHEAD EQUIPPING • Bi-Directional Flow Meter • Check Valve By-Pass • Automated On-Off Control • Motor Ratchet

  10. Expanded Operations • WELL USE TYPE • Unused Well Conversion • New Dedicated Injection • New ASR Wells • ASR WELL DESIGN • Various Drill Methods • Engineered Fluid Control • Injection Development • WELLHEAD EQUIPPING • Motor Ratchet • Bi-Directional Flow Meter • Check Valve By-Pass • Automated On-Off Control

  11. Expanded Operations • WELL USE TYPE • Unused Well Conversion • New Dedicated Injection • New ASR Wells • ASR WELL DESIGN • Various Drill Methods • Engineered Fluid Control • Injection Development • WELLHEAD EQUIPPING • Motor Ratchet • Bi-Directional Flow Meter • Check Valve By-Pass • Automated On-Off Control Isolation Gate Valves Pump Check Valve Recharge Start/Stop Auto Valve

  12. Managed Operations • HYDRO-GEO EFFICIENCY • Geology Zones • Water Level Impact • Recharge Migration • WELL OPTIMIZATION • Maximize Recharge Rates • Piping Efficiency • Scheduled O & M • SYSTEM RELIEF • Peak Demand Supply • Commercial P&T

  13. Managed Operations • HYDRO-GEO EFFICIENCY • Geology Zones • Water Level Impact • Recharge Migration • WELL OPTIMIZATION • Maximize Recharge Rates • Piping Efficiency • Scheduled O & M • SYSTEM RELIEF • Peak Demand Supply • Commercial P&T

  14. Managed Operations • HYDRO-GEO EFFICIENCY • Geology Zones • Water Level Impact • Recharge Migration • WELL OPTIMIZATION • Maximize Recharge Rates • Piping Efficiency • Scheduled O & M • SYSTEM RELIEF • Peak Demand Supply • Commercial P&T

  15. Lessens Learned PRE-DEVELOPMENT CONDITIONS 80 Years of Basin Overdraft Lowered Water Table 100 to 300 Feet Alluvial Course Gravels Pediment Sands and Gravels Playa Lake Bed Sands and Silts

  16. Lessens Learned HYDRO-SYSTEM CHANGES Development and Irrigation Created Un-Natural Shallow Aquifer Perched Water System Development Surface to 35-Feet

  17. Lessens Learned RECHARGE AQUIFER RECOVERY 16 Years of Recharge 320,000 AF Banked Perched Water System Development Surface to 35-Feet

  18. Lessens Learned • OTHER RECHARGE PROGRAM RELATED ISSUES • Disinfection By-Products • Water Quality Plume • Pump Wear and Sanding • Dissolved Air

  19. Visions of Hope Questions?

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