June 13, 2003 Status Report
Project Summary n Project to provide new 27.5 MGD blended supply to El Paso n Cooperative effort between Fort Bliss and EPWU n Presentation today is an update on project progress
Facilities included in Project n MGD Desalination Plant n Rehabilitate 15 Existing Wells – 18 MGD n 12 MGD of new well supply (est. 16 Wells) n Brine Disposal Facilities n Pipelines n Water resources Learning Center
Facilities included in Project
Work Accomplished n Brine Disposal Study n Evaluation of existing well facilities n Test and Monitoring Well program n Deepwell Disposal site investigations n Pilot Studies n Preliminary Design of Desalination Facilities
Natural Evaporation Enhanced Evaporation Brine Disposal Option Study Brackish Water Supply From Existing EPWU Wells And Proposed Ft Bliss Wells Permeate to Transmission / distribution Brine Reject ROplant Deep Well Injection Solar Gradient Ponds Brine Concentr ator
Natural Evaporation Brine Disposal Option Study Brackish Water Supply From Existing EPWU Wells And Proposed Ft Bliss Wells Permeate to Transmission / distribution Brine Reject ROplant Deep Well Injection Brine Concentr ator
Existing EPWU Wells - Assessment and Needs Analysis
Test and Monitoring Well Program
Deep Well Injection Report
RO Pilot Plant Operations
Brine Concentrator Pilot Plant Operations
RO Plant Report
Value Engineering Session n Conducted December, 2002 n Outside Technical Review
Milestones n Commenced Design of Well Improvements –May, 2003 n Commence Design of Desalination Plant – July, 2003 n Ongoing Deepwell Testwell Program n NEPA Studies
Total Capital Cost, $x1000 Ammortized Capital Cost, $x Ammortized Capital Cost, $/kgal blended total Annual O&M Costs, $x1000 Total Ammortized Capital and O&M Cost, $/kgal blended total Total Cost MGD RO $ 67,059 $ 67,059 $ 5,381 $ 5,381 $ 0.55 $ 10,183 $ 10,183 $ 1.58 $ New Brackish Wells, Inc. Collector Lines $ 25,920 $ 25,920 $ 2,080 $ 2,080 $ 0.21 $ 0.21 $ 2,101 $ 2,101 $ 0.42 $ 0.42 Existing Well Facilities (Rehab) 3 $ 5,767 $ 5,767 $ 463 $ 463 $ 0.05 $ 0.05 $ 3,239 $ 3,239 $ 0.38 $ MGD RO Facitlity $ 23,468 $ 23,468 $ 1,883 $ 1,883 $ 0.19 $ 0.19 $ 2,804 $ 2,804 $ 0.48 $ MGD Pump Station $ 1,380 $ 1,380 $ 111 $ 111 $ 0.01 $ 0.01 $ 1,284 $ 1,284 $ 0.14 $ 0.14 Finished Water Transmission Line $ 828 $ 828 $ 66 $ 66 $ 0.01 $ 0.01 $ 5 $ 5 $ 0.01 $ 0.01 Brine Disposal by Deep Well Inj., Includiing Pipeline $ 9,696 $ 9,696 $ 778 $ 778 $ 0.08 $ 0.08 $ 750 $ 750 $ 0.16 $ Based on 20 year life, 5.0% interest, A/P Factor = Cost Estimates