Plan Documents

In this section you will find descriptions and links to the ten Volumes in the Draft One Water LA 2040 Plan.

Executive Summary

Executive Summary provides an overview of the Final Draft One Water LA 2040 Plan
Click here to download Executive Summary

Volume 1 - Summary Report

Volume 1 includes an Executive Summary and a Summary Report of One Water LA 2040 Plan.
More about Volume 1

Volume 2 - Wastewater Facilities Plan

This Volume takes a comprehensive look at each of the City’s water reclamation plants and recommends upgrades to address future needs.
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Volume 3 - Stormwater and Urban Runoff Facilities Plan

Volume 3 describes the City’s existing stormwater collection system and identifies the stormwater infrastructure needs for the future.
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Volume 4 - LA River Flow Study

Volume 4 identifies considerations, assumptions, and areas of future study necessary to determine optimal flow conditions in the LA River.
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Volume 5 - Integration Opportunities Analysis Details

Volume 5 contains technical memorandum that were developed to identify and evaluate near and long-term integration opportunities amongst City Departments and Regional Entities.
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Volume 6 - Climate Risk & Resilience Assessment for WW and SW Infrastructure

Volume 6 includes a climate risk assessment and recommended climate adaptation strategies for the City's wastewater and stormwater assets.
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Volume 7 - Implementation Strategy Supporting Documents

Volume 7 includes Technical Memoranda on department and agency roles and responsibilities; current and future regulations; recommended policies and programs; and funding opportunities.
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Volume 8 - Technical Support Materials

Volume 8 includes Technical Memoranda used to assess Future Flow Conditions, conduct the analysis, and develop recommended policies for On-Site Treatment Systems.
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Volume 9 - Stakeholder Engagement Materials

You’ll find documentation of all of One Water LA’s public engagement efforts in this Volume.
More about Volume 9

Volume 10 - Programmatic Environmental Impact Report

Volume 10 is the Programmatic Environmental Impact Report, which will begin development soon.