Zero Waste and Zero Wasted Water · ENRIQUE C. ZALDIVAR, PE Director and General Manager LA...

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Hello!ENRIQUE C. ZALDIVAR, PEDirector and General ManagerLA Sanitation & Environment

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Wastewater

StormwaterSolid Resources

Environmental

Stormwater Projects

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Reclamation and Infiltration

Reclamation Only

Conveyance Infrastructure

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City of Los Angeles has two separate conveyance systems

Stormwater Projects – Removal & Reuse Urban Flow Systems (R2UFS, aka LFDs)

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▰ BALLONA CREEK WATERSHED§ 8 agencies§ 128 square miles§ Highly urbanized:

o 60% Residentialo 16% Commercial

§ 540 acres of wetlands§ ~33.5% of population in drainage

area identified as Disadvantaged Communities

§ 6 applicable TMDLs

Stormwater Projects – Removal & Reuse Urban Flow Systems (R2UFS, aka LFDs)

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BALLONA CREEK PROJECTLFD1

▰ TMDLS§ Ballona Creek, Ballona

Estuary and Sepulveda Channel Bacteria (dry weather)

§ Ballona Creek Trash§ Ballona Creek Metals§ Ballona Creek Toxics§ Ballona Creek Wetlands

TMDL for Sediment and Invasive Exotic Vegetation

Wastewater – stormwater nexus

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WRP Design capacity(mgd)

Average flow(mgd)

Existing availablecapacity

(mgd)

Current level of recycled water/

beneficial use(mgd)

Hyperion 450 266 184 68

LA/Glendale 20 14 6 14

Tillman 80 32 48 32

Terminal Island 30 12 18 12

Total 580 324 256 126

Hyperion 2035

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▰ Hyperion 2035:§ Partnership with LADWP and West Basin MWD§ Up to 170 mgd of new recycled water by 2035

Fall 2021

MBR PilotProject

Mid 2022

Programmatic EIR

End 2022

HyperionAWPF

2026

CompleteDesign

2035

CompleteConstruction

Mid 2024

HyperionEIR

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Thanks!ENRIQUE C. ZALDIVAR, PEDirector and General ManagerLA Sanitation & Environment