Becoming the Green-Blue City by Meeting LA s Water Challenges April 1, 2015 Innovation Integration Inclusion
LA s Water Challenges Lake Oroville Sacramento Mono Lake Los Angeles 90% of L.A. water supplies impacted by climate change, environmental and legal issues San Diego Hoover Dam Drought Increasing population Aging infrastructure More stringent regulations Limited funding Dependence on imported water Climate Change 7/13/01 2
The Solution A Sustainable Approach: Manage all water as One Water: Drinking Water Rain/Storm Water Groundwater Recycled Water Wastewater Conservation 3
One Water LA Plan Integration One Water Inclusion Innovation 4
Enhanced Watershed Management Programs Compliance with Stormwater Permit through Integrated Planning Enhanced Watershed Management Plan EWMPS provide: o Customization of stormwater programs - Minimum control measures - Regional capture projects - Distributed green street projects Coordinated Integrated Monitoring Program Water Quality o o Collaboration by municipalities in watershed - Lead for Santa Monica Bay, LA River, Ballona Creek, Dominguez Channel - 25+ partner agencies Focus on water resources - Infiltration of stormwater - Offset potable water use 5
Community Partnerships 6
There it is. Take it. Nov., 1913 There it is. Conserve it. Nov., 2013 7
Mayor s Executive Directive #5 Issued October 14, 2014 Goals o Reduce GPCD by 20% by 2017 o Reduce Purchased Water by 50% by 2024 o Integrated Local Water Strategy 8
Mayor s Executive Directive Goal of 50% Reduction in Purchased Imports 9
Long Term Solution for Reliable Water Supply Recycled Water Stormwater Capture Water Conservation SF Groundwater Basin Remediation Local Water Supply Reliability 10
Local Supply Development Water Conservation Local City Ordinances Commercial Programs CONSERVE Residential Programs Public Outreach & Education Partnerships $3. 75 11
Conservation Succeeds in Reducing Water Demands 12
Groundwater Replenishment Treatment Conveyance Replenishment Extraction 13
SF Groundwater Basin Remediation Remediation and Restoration of up to 110,405 AFY Crucial to fully utilize the San Fernando Basin GAC Treatment at Tujunga Well Fields Pilot Study Pollock Water Treatment Facility 14
Local Supply Development Recycled Water Reuse Non Potable Reuse Indirect Potable Reuse Urban Water Use Wastewater Treatment Water Treatment Advanced Water Purification Nature 15
Where Recycled Water is Available Service Areas The City treats over 350 million gallons of wastewater every day MOST OF THIS RESOURCE GOES TO THE OCEAN Valley DCTWRP Westside HTP & ECLWRP Metro LAGWRP Los Angeles TIWRP Harbor 16
Local Supply Development Stormwater Capture Dam Improvements Cisterns Centralized CAPTURE Distributed Spreading Basins Rain Gardens Rain Barrels 17
Why Green-Blue Infrastructure? For every $1 Million in Water Quality investments, there is up to $22 Million in added benefits or avoided costs. PUBLIC USE HABITAT RESTORATION OPEN SPACE CLIMATE ADAPTATION JOBS FLOOD PROTECTION WATER QUALITY WATER SUPPLY 18
Watersheds 19
Green-Blue Infrastructure (LID)-Private Cisterns Lowe s Rain Barrels, Rain Gardens at single family residences Planter Boxes Versailles Luxury Apartments Oxford St, Los Angeles Infiltration Costco Bioretention Sam s Club Parking Lot Parkway Infiltration Swale 11 th St & Hope St Los Angeles 20
Hansen Dam 21
Sun Valley Park & Rory Shaw Wetlands Park 22
Elmer Ave Green Street Before After 23
Elmer Paseo Alley Greenway Before After 24
Glenoaks Ave Green Street Before After 25
Woodman Avenue Medium Green Street Before After 26
North Hollywood Alley Before After 27
LA Zoo Green Parking Lot Before After 28
North Atwater Stream Restoration and Greenway Before After 29
Echo Park Lake Rehabilitation 30
Garvanza Park Stormwater Capture and Use 31
Ed P. Reyes River Greenway (Humboldt) Before After 32
Albion Riverside Greenway Park 33
South Los Angeles Wetlands Park Before After 34
Manchester Neighborhood Greenway Before After 35
Avalon Ave Alley Greenway Before After 36
Broadway Neighborhood Greenway 37
Temescal Canyon Park Stormwater Capture & Use 38
Penmar Stormwater Capture & Use 39
Westside Park Rainwater Capture & Use Before After 40
The Future is Bright! Becoming the Green-Blue City PUBLIC USE HABITAT RESTORATION OPEN SPACE CLIMATE ADAPTATION JOBS WATER SUPPLY FLOOD PROTECTION WATER QUALITY 41
Questions Additional Information: www.lacity.org www.lacitysan.org www.lastormwater.org Adel Hagekhalil, P.E. Assistant General Manager LA Sanitation April 1, 2015 42