Recycled water facilities planning study
This presentation is the property of its rightful owner.
Sponsored Links
1 / 22

Recycled Water Facilities Planning Study PowerPoint PPT Presentation


  • 55 Views
  • Uploaded on
  • Presentation posted in: General

Recycled Water Facilities Planning Study. Technical Workshop – December 6, 2010. Foothill Municipal Water District. Overview. History Facilities Planning Study Grant Draft Paper Review Recommendations Next Steps. History. John Morris Study Bookman-Edmonston Study RMC Study

Download Presentation

Recycled Water Facilities Planning Study

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript


Recycled water facilities planning study

Recycled Water Facilities Planning Study

Technical Workshop – December 6, 2010

Foothill Municipal Water District


Overview

Overview

  • History

  • Facilities Planning Study Grant

  • Draft Paper Review

  • Recommendations

  • Next Steps


History

History

  • John Morris Study

  • Bookman-Edmonston Study

  • RMC Study

  • Water Resources Plan


Facilities planning study grant

Facilities Planning Study Grant

  • Up to $75,000 in matching funds

  • Draft due December 15.

  • Final due February 28, 2011.

  • Outline in grant forms.


Draft paper review

Draft Paper Review

  • Introduction


Draft paper review1

Draft Paper Review

  • Study Area Characteristics

    • Hydrologic Features – Raymond and Verdugo Basins

    • Historic extractions and recharge

    • Water quality of groundwater and surface water

    • Land Use

    • Population Projections – Draft UWMP – Retail agencies (Please see handout)

    • Beneficial Uses and effluent discharges


Draft paper review2

Draft Paper Review

  • Water Supply Characteristics and Facilities

    • Description of all wholesale and retail entities

    • Sources of water, facilities, costs, prices

    • Capacities of facilities and flows

    • Groundwater management, recharge, overdraft

    • Water use trends, projections (see handout)

    • Quality of Supplies

    • Sources of additional water and plans for new facilities


Draft paper review3

Draft Paper Review

  • Wastewater Characteristics and Facilities

    • Description of wastewater entities

    • Description of facilities, flows, etc.

    • Water quality of effluent and seasonal fluctuations

    • Additional facilities needed

    • Source of industrial or other problems

    • Existing recycling

    • Existing rights to use of treated effluent

    • Wastewater flow variations


Draft paper review4

Draft Paper Review

  • Treatment requirements

    • Potential uses water quality

    • Health related water qualities (see handouts)

    • Discharge requirements – no discharge other than beneficial use

    • RWQCB requirements – General Permit


Draft paper review5

Draft Paper Review

  • Recycled water market

    • Description of assessment procedures


Draft paper review6

Draft Paper Review

  • Project Alternative Analysis

    • Planning and design assumptions

    • Alternatives to be evaluated –

      By geography:

      • Arroyo Seco Alternatives

      • Verdugo Basin Alternatives

      • Eaton Wash Spreading Ground Alternatives


Arroyo seco alternatives 25 mgd

Arroyo Seco Alternatives-.25 mgd

* Plus purchase cost of Pasadena water - $1,500/AF


Verdugo basin alternatives 25 5 mgd

Verdugo Basin Alternatives - .25 - .5 mgd

* Plus purchase cost of Glendale water - $530/AF


Eaton wash alternatives 5 mgd

Eaton Wash Alternatives - .5 mgd

* Plus purchase cost of Pasadena water - $1,500/AF

** Plus purchase cost of GRIP water - $1,000/AF


Draft paper review7

Draft Paper Review

  • Non-recycled water alternatives

    • Debris basins and infiltration galleries

    • Pasadena spreading ponds

    • Devil’s Gate Dam water transfer project

  • Conservation

  • No project alternative

  • Groundwater impacts –

    • TDS: 800 mg/l

    • Total nitrogen: 12 mg/l

    • TOC: 10 mg/l

    • Turbidity: 0.5 NTU


Mwd projections

MWD Projections

Source: MWD Draft 2010 UWMP, 10/4/2010


Alternatives present worth

Alternatives Present Worth


Recommended alternatives

Recommended Alternatives

Addition of 4rth phase based on CVWD negotiations with Glendale regarding adjudication & extension of Glendale system to Deukmejian Park


Recycled water costs

Recycled Water Costs

* Based on an interest rate of 4.5%, 30 year financing


Energy savings

Energy Savings


Next steps

Next Steps

  • Submit draft to SWRCB

  • Revise based on comments

  • Decide on phasing

  • Submit final planning study to SWRCB

  • Other funding

  • Engineering/CEQA

  • Construction

  • Operation

  • Continue discussing 4rth phase with Glendale


Recycled water facilities planning study

Discussion


  • Login