south orange county regional recycled water orange county business council infrastructure committee...
TRANSCRIPT
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SOUTH ORANGE COUNTY REGIONAL RECYCLED WATER
Orange County Business CouncilInfrastructure CommitteeMay 13, 2014
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• Recycled water is an integral part of the South County Water supply picture
• Take a moment to step back from the local view to understand the larger view of recycled water
• Identify commonality of goals and projects across the region
• Examine– Uses– Regulations– Sources– Financing
PURPOSE OF PLANNING EFFORTS
Recycled Water
Uses
Financing
Sources
Regulations
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• Important part of the Water Reliability Planning• Currently meeting 17% of demand• Increase to 33%, utilize 100% of the wastewater
at build out of the District• Seasonal storage is required to meet the goals
SMWD RECYCLED WATER
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USES
• Current and Future recycled demands by agency
• Types– Purple pipe use
predominates today– Future use includes
indirect/direct reuse• Additional supply
available
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– Indirect/Direct Reuse• OCWD Groundwater Replenishment is an
indirect reuse project– WateReuse • Initiative under way to fund studies
– Regional Board – State Water Resources Board– Public Drinking Water
REGULATIONS
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CURRENT SUPPLIES• 11 treatment plants– Current• 43 MGD• 17,700 AF recycled• 30,800 AF ocean
disposal– San Juan Watershed• 18,900 AF Outfall
– Aliso Creek• 11,900 AF Outfall
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FUTURE SUPPLIES• 11 treatment plants– Planned• 48 MGD• 44,100 AF recycled• 10,100 AF ocean
disposal• SJBA
– San Juan Watershed• 3,400 AF Outfall
– Aliso Creek• 6,700 AF Outfall
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FUTURE SUPPLY PROJECTS
• Expansion of SMWD Chiquita WRP• Expansion of El Toro WRP• Expansion of MNWD/SMWD 3A Plant• Coordination of flows between plants to optimize
production• SMWD Ortega Area seasonal storage reservoir• IRWD Syphon Reservoir expansion
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SMWD ORTEGA AREA SEASONAL STORAGE
• Provide seasonal storage to meet seasonal irrigation demands• Allows for capture of flows currently being lost to the ocean• Potential Regional Resource
– City of San Clemente– City of San Juan Capistrano– SMWD– Indirectly
• Moulton Niguel Water District• South Coast Water District
• Two Potential Sites– Ortega Site – Previously Studied– Trampas
9
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TRAMPAS LAKE RESERVOIR AND DAM
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SITE LOCATION
11
Trampas Canyon Dam
Site
Ortega Study Site
Chiquita WRP
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• IRWD Facilities • Syphon Reservoir– Existing 500 AF– Proposed Expansion• 5,000 AF• Regional benefits
IRWD SYPHON RESERVOIR
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PROPOSED 5,000 AF RESERVOIR
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• State Water Resources Control Board– 1% low interest loans for recycling projects
just announced• MWDOC/MWD– Local Resources Program
• Proposed Bond• Drought funding• Local Capital Financing
FINANCING
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• Confirm collective interest in maximizing recycled water use
• South Orange County Integrated Regional Water Management Plan– Collective effort to ensure projects are listed
and effectively ranked• Initiate project partnership and participation
discussions
NEXT STEPS
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THANK YOU FOR THE TIMEANY QUESTIONS?