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Project: Southern California Edison Catalina (Avalon) Salt Water Well, Desalination Facility, Storage & Distribution System

Description: The project will install additional Salt Water System wells, implement Desalination Facility improvements by installing pre- and post-RO treatment equipment and controls, and enable the existing Wrigley Reservoir to store desalinated water by improve the existing pipeline for bidirectional flow and pumping station installation. The project estimates to add 94 to 156 AF of desalination production per year and increase the desalination capacity to achieve 56 to 100 percent of future customer demand.

Reference Number: 3860-P01-348

Implemented By: Southern California Edison

Objective: SCE and the City of Avalon seek to achieve a drought water supply system by increasing saline water extraction capability, improving treatment, and utilizing existing surplus reservoir storage capacity.

Type: Water Management

Total Cost: $12,710,000.00

Project Status: Project Implementation

On Time?: Yes    Within Scope?: Yes    Within Budget?: Yes

Estimated Completion: 12/31/2025    Actual Completion:

Associated Counties: Los Angeles

Project Benefits a Disadvantaged Community (or SDAC): Yes

Contribution SourcesContribution DateContribution Amount
Local Contribution3/17/2020$2,710,000.00
Prop. 1, Water Recycling3/17/2020$10,000,000.00

Project MetricMetric TopicQuantityUnit
Water ManagementDesalination  

Water Action Plan Target

Increase Regional Self-Reliance and Integrated Water Management Across All Levels of GovernmentAction Description
Protect and Restore Important EcosystemsAction Description
Manage and Prepare for Dry PeriodsAction Description
Expand Water Storage Capacity and Improve Groundwater ManagementAction Description


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