Rich Haller, P.E. Rich Haller, P.E. Program Manager, Program Manager, Santa Ana Watershed Santa Ana Watershed Project Authority Project Authority (SAWPA) (SAWPA) SAW PA April 2, 2004 Brine Disposal Strategies Brine Disposal Strategies in Inland Southern in Inland Southern California California (Santa Ana River (Santa Ana River Watershed) Watershed)
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Rich Haller, P.E. Program Manager, Santa Ana Watershed Project Authority (SAWPA) April 2, 2004 Brine Disposal Strategies in Inland Southern California.
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Rich Haller, P.E.Rich Haller, P.E.Program Manager, Program Manager,
Santa Ana Santa Ana Watershed Project Watershed Project
AuthorityAuthority(SAWPA)(SAWPA)
S AW PAApril 2, 2004
Brine Disposal Strategies Brine Disposal Strategies in Inland Southern in Inland Southern
CaliforniaCalifornia(Santa Ana River (Santa Ana River
Watershed)Watershed)
OutlineOutline
• Santa Ana WatershedSanta Ana Watershed
• Santa Ana Watershed Project Authority Santa Ana Watershed Project Authority (SAWPA)(SAWPA)
• Integrated Watershed PlanIntegrated Watershed Plan– Desalters, Brine Disposal (Santa Ana Desalters, Brine Disposal (Santa Ana
Regional Interceptor)Regional Interceptor)
• SARI System Enhancements ProgramSARI System Enhancements Program
The Santa Ana River The Santa Ana River WatershedWatershed
• Over 2,650 Square MilesOver 2,650 Square Miles
• Over 5 Million ResidentsOver 5 Million Residents
• Portions of 4 CountiesPortions of 4 Counties– Orange CountyOrange County– Riverside CountyRiverside County– San Bernardino CountySan Bernardino County– Los Angeles CountyLos Angeles County
PacificOcean
OrangeCounty
San Gabriel Mtns.
LosAngeles
SanBernardino Mtns.
SanJacintoMtns.
Lake Elsinore/San Jacinto Watershed
Santa Ana Mtns.
The Santa Ana River Watershed
ChinoBasin
““T” T” LeveesLevees
Population TrendsPopulation Trendsin the Santa Ana Watershedin the Santa Ana Watershed
Reserve Upper SARI Capacity for ”Brine-Only” Discharges Reserve Upper SARI Capacity for ”Brine-Only” Discharges
SARI System Enhancements SARI System Enhancements ConceptConcept
Perris Desalter2Perris Desalter2
1 Future Expansion1 Future Expansion
2 Future2 Future
Construct NewBrine Line in OC
Construct NewBrine Line in OC
Upper
UpperSARISARI
Lower
LowerSARISARI
Conceptual Separation of Conceptual Separation of Brine and WastewaterBrine and Wastewater
DesalterBrine
DesalterBrine
ProcessProcessDomesticDomestic
ToToOceanOcean
OCSDWWTP No. 2
OCSDWWTP No. 2
Brine LineBrine Line
OtherOtherTreatmentTreatment
OtherOtherTreatmentTreatment
XX
Local WWTPLocal WWTP
Add’lTreatment
Add’lTreatment
XXXXAdd’l
TreatmentAdd’l
Treatment
XX
Local WWTPLocal WWTP
Treated Groundwater
Treated Groundwater
ResidentialResidential
CommercialCommercial
SARISARISARISARIUpperUpper
Preliminary Cost and Preliminary Cost and TimelineTimeline
•Preliminary Costs are estimated at $160M*
•The project planning will take about 1 year
•Project construction would take 5 to 8 years
•The project could be on line by 2010
* In November 2003 dollars * In November 2003 dollars
Why are you doing this Why are you doing this project?project?
Gets the Salt OutGets the Salt Out– Improves water quality and supplyImproves water quality and supply– Maintains river qualityMaintains river quality– Reduced ocean discharge volumeReduced ocean discharge volume– Makes groundwater improvement in Makes groundwater improvement in
Orange County more effectiveOrange County more effective
Why are you doing this Why are you doing this project?project? Treatment of the futureTreatment of the future
– Improves water reclamation Improves water reclamation – Expands treatment system capacity Expands treatment system capacity
in OC in OC – Makes upgrading to secondary Makes upgrading to secondary
treatment quickertreatment quicker– Better treats discharges at their Better treats discharges at their