one water one watershed: a new model for resources management
DESCRIPTION
One Water One Watershed: A New Model for Resources Management. Santa Ana Watershed Project Authority Jeffrey Beehler, Ph.D. Environmental Program Manager. Santa Ana River Watershed Largest coastal stream system in Southern California Covers over 2650 square miles in parts of four counties - PowerPoint PPT PresentationTRANSCRIPT
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•One Water One Watershed:A New Model for
Resources Management
Santa Ana Watershed Project AuthorityJeffrey Beehler, Ph.D.
Environmental Program Manager
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Setting
• Santa Ana River Watershed─ Largest coastal stream system in Southern California─ Covers over 2650 square miles in parts of four
counties ─ Quickly urbanizing home to over 5 million people─ Population projected to increase to 7 million by 2020
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Keeping Things in Perspective
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What Does This Slide Have to do with Water?
• Sometimes we look at the world too narrowly
• Inuit “urban legends”
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What Kind of Water?
• Paper Water• Storm Water• Surface water• Groundwater• Wastewater• Recycled water• Environmental water• Nuisance water
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Four Horsemen of the Apocalypse
• Climate Change• Reduced Water from
Delta
• Colorado River Basin Drought
• Explosive Development & Population
growth
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One Water One Watershed OWOW Plan
• Integrated Regional Water Management Planning for Santa Ana River Watershed
• Over 2000 watershed stakeholders involved
• Template for future statewide water resource planning
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Water QualityImprovement
WaterSupply Reliabil
ity
Flood Control andStormwater Runoff
Environment
& Habitat
WaterRecycling
Parks, Recreation & Open Space
Pillars: Integrate Complexity
Land UseClimate Change
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•1 • Create Anew – OWOW• shared vision and adopting a• new water ethic
•2 • Collaboration Across Boundaries – Citizens of watershed,
• multi-jurisdictional solutions
•3 • Adopt Systems Approach –Problems are interrelated, seek synergies, create catalysts
OWOW Guiding Principles for Municipal and Civil Leaders
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Components of Ideal Project
• Ideal
OWOWProject
•
•
•
• WatershedApproach
• MultiJurisdictional
• MultipleBenefits
• Sustainable• Env. Justice/DAC
• Ready toImplement
• Adaptabilityto ClimateChange
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Biggest Bang for Buck: Water Use Efficiency
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Value Water Differently
• Develop a “Water Ethic”• Price water using Allocated
Tiered Rates to set price points and to reflect true costs.
• Value of water to region exceeds its dollar cost
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Manage Rainfall as a Resource
• Provide appropriate flood control capacity and other benefits to the community
• Maximize beneficial use of rain water
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Management in a Flashy World
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Santa Ana vs. Mississippi
The Santa Ana River goes from 1,880 feet in elevation down to sea level in only 96 miles.
The Mississippi River goes from 1,475 feet in elevation down to sea level in 2,320 miles.
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Santa Ana vs. Mississippi
The Santa Ana River drops 19.5 feet in elevation per mile.
By comparison, the Mississippi River only drops 0.6 feet in elevation per mile.
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Develop Local Water Resources
• Groundwater resources are key to our success in the Santa Ana Region– Increase natural recharge– Make use of imported water when available
• Must manage basin quality– Salt– Nitrogen
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To:From:
Economic Engine Changing
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SAWPA constructed first twogroundwater desalting facilities in upperSanta Ana Watershed• Arlington Desalter • Chino I DesalterSAWPA helped fund the followingdesalting facilities:• EMWD Menifee Desalter• EMWD Perris I Desalter• OCWD Groundwater Replenishment
System• IEUA Chino II Desalter
Desalting Groundwater
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Ocean
Riverside/Corona
Perris/Hemet
Elsinore
Bunker HillChino
OrangeCounty
Watershed Salt Accumulation
1.2 Million Tons/Yr
0.6 M
illion
Tons
/Yr
0.6 Million Tons/Yr
37,000 dump trucks lined upend-to-end from Los Angeles
to Las Vegas (every year)
Santa Ana River Watershed and Groundwater Basins
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OCWD WMWD EMWD
SBVMWD
IEUASan Bernardino
Chino
Ontario
Corona
Riverside
HuntingtonBeach
Temecula
San BernardinoCounty
RiversideCounty
Los AngelesCounty
OrangeCounty
Santa Ana RiverWatershedBoundary
OCSD Plant No. 1
OCSD Plant No. 2
IEBL
Inland Empire Brine Line
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• Length - 93 miles • Pipeline size: 16 - 84 inch• Pipeline Capacity: 30 - 36 mgd• 24 Direct Connections
– 15 Industrial– 4 Desalters – 5 Domestic Waste
IEBL Description
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Salt Levels (TDS)45,000
40,000
35,000
30,000
25,000
20,000
15,000
10,000
5,000
0Sacramento
DeltaColorado
RiverGroundwater BrineHuman
TearsSeawater Salton
Sea
TDS
(mg/
L or
ppm
)
300 700
250-4,000
3,000-10,0007,000
30,000
44,000
Potable Water Use< 1,000 mg/l TDS
45,000
40,000
35,000
30,000
25,000
20,000
15,000
10,000
5,000
0Sacramento
DeltaColorado
RiverGroundwater BrineHuman
TearsSeawater Salton
Sea
TDS
(mg/
L or
ppm
)
300 700
250-4,000
3,000-10,0007,000
30,000
44,00045,000
40,000
35,000
30,000
25,000
20,000
15,000
10,000
5,000
0Sacramento
DeltaColorado
RiverGroundwater BrineHuman
TearsSeawater Salton
Sea
TDS
(mg/
L or
ppm
)
300 700
250-4,000
3,000-10,0007,000
30,000
44,00045,000
40,000
35,000
30,000
25,000
20,000
15,000
10,000
5,000
0Sacramento
DeltaColorado
RiverGroundwater BrineHuman
TearsSeawater Salton
Sea
TDS
(mg/
L or
ppm
)
300 700
250-4,000
3,000-10,0007,000
30,000
44,00045,000
40,000
35,000
30,000
25,000
20,000
15,000
10,000
5,000
0Sacramento
DeltaColorado
RiverGroundwater BrineHuman
TearsSeawater Salton
Sea
TDS
(mg/
L or
ppm
)
300 700
250-4,000
3,000-10,0007,000
30,000
44,00045,000
40,000
35,000
30,000
25,000
20,000
15,000
10,000
5,000
0Sacramento
DeltaColorado
RiverGroundwater BrineHuman
TearsSeawater Salton
Sea
TDS
(mg/
L or
ppm
)
300 700
250-4,000
3,000-10,0007,000
30,000
44,00045,000
40,000
35,000
30,000
25,000
20,000
15,000
10,000
5,000
0Sacramento
DeltaColorado
RiverGroundwater BrineHuman
TearsSeawater Salton
Sea
TDS
(mg/
L or
ppm
)
300 700
250-4,000
3,000-10,0007,000
30,000
44,00045,000
40,000
35,000
30,000
25,000
20,000
15,000
10,000
5,000
0Sacramento
DeltaColorado
RiverGroundwater BrineHuman
TearsSeawater Salton
Sea
TDS
(mg/
L or
ppm
)
300 700
250-4,000
3,000-10,0007,000
30,000
44,00045,000
40,000
35,000
30,000
25,000
20,000
15,000
10,000
5,000
0Sacramento
DeltaColorado
RiverGroundwater BrineHuman
TearsSeawater Salton
Sea
TDS
(mg/
L or
ppm
)
300 700
250-4,000
3,000-10,0007,000
30,000
44,000
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Problem Focused
Solutions are:– Structural (build something)– Institutional (do something)– Philosophical (water ethic)
• Collaborative Process important