June 13, 2003 Status Report. Project Summary n Project to provide new 27.5 MGD blended supply to El...

June 13, 2003

Fort Bliss / EPWUFort Bliss / EPWUJoint Desalination FacilitiesJoint Desalination Facilities

Status ReportStatus Report

Fort Bliss/EPWU Joint Desalination FacilitiesFort Bliss/EPWU Joint Desalination Facilities

Project SummaryProject Summary

Project to provide new 27.5 MGD Project to provide new 27.5 MGD blended supply to El Pasoblended supply to El Paso

Cooperative effort between Fort Bliss Cooperative effort between Fort Bliss and EPWUand EPWU

Presentation today is an update on Presentation today is an update on project progressproject progress


Facilities included in ProjectFacilities included in Project

12-15 MGD Desalination Plant12-15 MGD Desalination Plant Rehabilitate 15 Existing Wells – 18 MGDRehabilitate 15 Existing Wells – 18 MGD 12 MGD of new well supply (est. 16 12 MGD of new well supply (est. 16

Wells)Wells) Brine Disposal FacilitiesBrine Disposal Facilities Pipelines Pipelines Water resources Learning CenterWater resources Learning Center


Facilities included in ProjectFacilities included in Project


Work AccomplishedWork Accomplished

Brine Disposal StudyBrine Disposal Study Evaluation of existing well facilitiesEvaluation of existing well facilities Test and Monitoring Well programTest and Monitoring Well program Deepwell Disposal site investigationsDeepwell Disposal site investigations Pilot StudiesPilot Studies Preliminary Design of Desalination Preliminary Design of Desalination

FacilitiesFacilities


Natural Natural EvaporationEvaporation

Enhanced Enhanced EvaporationEvaporation

Brine Disposal Option StudyBrine Disposal Option StudyBrackish Water Brackish Water

SupplySupplyFrom Existing EPWU From Existing EPWU

Wells And Proposed Ft Wells And Proposed Ft Bliss WellsBliss Wells

Permeate to Permeate to Transmission/Transmission/distributiondistribution

Brine RejectBrine Reject

ROROplantplant

Deep Well Deep Well InjectionInjection

Solar Solar Gradient Gradient

PondsPonds

Brine Brine

ConcentratConcentratoror


Natural Natural EvaporationEvaporation

Brine Disposal Option StudyBrine Disposal Option StudyBrackish Water Brackish Water

SupplySupplyFrom Existing EPWU From Existing EPWU

Wells And Proposed Ft Wells And Proposed Ft Bliss WellsBliss Wells

Permeate to Permeate to Transmission/Transmission/distributiondistribution

Brine RejectBrine Reject

ROROplantplant

Deep Well Deep Well InjectionInjection

Brine Brine

ConcentratConcentratoror


Existing EPWU Wells - Existing EPWU Wells - Assessment and Needs AnalysisAssessment and Needs Analysis


Test and Monitoring Well Test and Monitoring Well ProgramProgram


Deep Well Injection ReportDeep Well Injection Report


RO Pilot Plant OperationsRO Pilot Plant Operations


Brine Concentrator Pilot Plant Brine Concentrator Pilot Plant OperationsOperations


RO Plant ReportRO Plant Report


Value Engineering SessionValue Engineering Session

Conducted December, 2002Conducted December, 2002 Outside Technical ReviewOutside Technical Review


MilestonesMilestones Commenced Design of Well Commenced Design of Well

Improvements –May, 2003Improvements –May, 2003 Commence Design of Desalination Commence Design of Desalination

Plant – July, 2003Plant – July, 2003 Ongoing Deepwell Testwell ProgramOngoing Deepwell Testwell Program NEPA Studies NEPA Studies


Total Capital Total Capital Cost, Cost,

$x1000$x1000

AmmortizeAmmortized Capital d Capital

Cost, Cost, $x1000 $x1000 11

Ammortized Ammortized Capital Capital

Cost, $/kgal Cost, $/kgal blended blended

total total

Annual Annual O&M O&M Costs, Costs,

$x1000$x1000

Total Total AmmortizeAmmortized Capital d Capital and O&M and O&M

Cost, Cost, $/kgal $/kgal

blended blended total total

Total Cost - 27.5 MGD RO Total Cost - 27.5 MGD RO $ $ 67,05967,059 $ 5,381 $ 5,381

$ 0.55 $ 0.55

$ $ 10,183 10,183 $ 1.58 $ 1.58

16 New Brackish Wells, Inc. Collector 16 New Brackish Wells, Inc. Collector LinesLines

$ $ 25,920 25,920 $ 2,080 $ 2,080

$ 0.21 $ 0.21 $ $ 2,101 2,101

$ 0.42 $ 0.42

Existing Well Facilities (Rehab) Existing Well Facilities (Rehab) 33

$ $ 5,767 5,767 $ 463 $ 463

$ 0.05 $ 0.05 $ $ 3,239 3,239

$ 0.38 $ 0.38

27.5 MGD RO Facitlity27.5 MGD RO Facitlity $ $ 23,468 23,468 $ 1,883 $ 1,883

$ 0.19 $ 0.19 $ $ 2,804 2,804

$ 0.48 $ 0.48

7.5 MGD Pump Station7.5 MGD Pump Station $ $

1,380 1,380 $ 111 $ 111 $ 0.01 $ 0.01 $ $

1,284 1,284 $ 0.14 $ 0.14

Finished Water Transmission LineFinished Water Transmission Line $ $

828 828 $ 66 $ 66 $ 0.01 $ 0.01 $ $

5 5 $ 0.01 $ 0.01

Brine Disposal by Deep Well Inj., Brine Disposal by Deep Well Inj., Includiing PipelineIncludiing Pipeline

$ $ 9,696 9,696 $ 778 $ 778 $ 0.08 $ 0.08

$ $ 750 750 $ 0.16 $ 0.16

11 Based on 20 year life, 5.0% interest, A/P Based on 20 year life, 5.0% interest, A/P Factor = 0.08024 Factor = 0.08024

Cost Estimates

June 13, 2003 Status Report. Project Summary n Project to provide new 27.5 MGD blended supply to El...

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