Transcript The Santa Ana River Watershed Program

Brine Disposal Strategies in
Inland Southern California
(Santa Ana River Watershed)
Rich Haller, P.E.
Program Manager,
Santa Ana Watershed
Project Authority
(SAWPA)
April 2, 2004
SAWPA
Outline
• Santa Ana Watershed
• Santa Ana Watershed Project Authority
(SAWPA)
• Integrated Watershed Plan
– Desalters, Brine Disposal (Santa Ana Regional
Interceptor)
• SARI System Enhancements Program
The Santa Ana River Watershed
• Over 2,650 Square Miles
• Over 5 Million Residents
• Portions of 4 Counties
–
–
–
–
Orange County
Riverside County
San Bernardino County
Los Angeles County
The Santa Ana River Watershed
San
Gabriel
Mtns.
San
Bernardino
Mtns.
Chino
Basin
Los
Angeles
Orange
County
Pacific
Ocean
Santa
Ana
Mtns.
Lake Elsinore/
San Jacinto Watershed
San
Jacinto
Mtns.
“T” Levees
Population Trends
in the Santa Ana Watershed
10000000
9000000
8000000
7000000
6000000
5000000
4000000
3000000
2000000
1000000
0
• Additional 2.1
million people
•
1990
2010
2025
2000-2025
Additional 4.6
million people
2000-2050
2050
Source:
Center for Demographic Research
California State University, Fullerton
What is SAWPA?
SAWPA Member Agencies & Other Stakeholders
Other
Stakeholders
• 97 Water-related
•
•
•
•
•
•
•
Agencies
4 Counties
59 Cities
State water,
environmental, and
regulatory agencies
Federal agencies
Other Special Districts
Special Interest Groups
Over 5 million
residents
Integrated Watershed Plan
A collaboration of all watershed stakeholders
to plan:
Wetlands &
Environment
Brine Line
(SARI) Use
Water Resources
Santa Ana Regional Interceptor
(SARI) Pipeline
Los Angeles
County
IEUA
San Bernardino
Ontario
SARI
Chino
OCSD Plant No. 1
SBVMWD
Riverside
Riverside
County
Corona
WMWD
OCWD
Huntington
Beach
OCSD Plant No. 2
San Bernardino
County
EMWD
Orange
County
Temecula
Santa Ana River
Watershed
Boundary
SARI System Enhancements
Concept
Chino Desalter II2
West Riverside Regional Plant
Desalters
WW Treatment Plants
1
2
Future Expansion
Future
Reserve Upper SARI Capacity
for ”Brine-Only” Discharges
Chino Desalter1
IEUA
Construct New
Brine Line in OC
Chino
Separate and Treat Domestic
SBVMWD
and
Commercial Wastewaters
San Bernardino
Ontario
Riverside
RIX
Arlington Desalter
Corona
OCSD Plant No. 1
WMWD
OCWD
Tustin Anion Exchange
Perris Desalter2
EMWD
Huntington
Beach
OCSD Plant No. 2
Temescal Desalter
Irvine Desalter2
Tustin Desalter II
Temecula
Menifee Desalter
Conceptual Separation of Brine
and Wastewater
Local WWTP
Desalter
Brine
Residential
Process
X
Brine Line
Domestic
X
X
OCSD
WWTP No. 2
X
To
Ocean
Upper
SARI
Add’l
Treatment
Commercial
Add’l
Treated
Treatment Groundwater
Local WWTP
Other
Treatment
Preliminary Cost and Timeline
• 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
Why are you doing this project?
Gets the Salt Out
– Improves water quality and supply
– Maintains river quality
– Reduced ocean discharge volume
– Makes groundwater improvement in
Orange County more effective
Why are you doing this project?
Treatment of the future
– Improves water reclamation
– Expands treatment system capacity in OC
– Makes upgrading to secondary treatment
quicker
– Better treats discharges at their source
Further Information
www.sawpa.org
Rich Haller
(909) 354-4240
[email protected]