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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

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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

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

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