City of Los Angeles Integrated Water Resources Plan

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Leading the way to clean, green and Leading the way to clean, green and sustainable City through integration, sustainable City through integration, innovation and collaboration innovation and collaboration October 5, 2011 October 5, 2011

Transcript of City of Los Angeles Integrated Water Resources Plan

Page 1: City of Los Angeles Integrated Water Resources Plan

Leading the way to clean, green and Leading the way to clean, green and  sustainable City through integration, sustainable City through integration,  innovation and collaborationinnovation and collaboration

October 5, 2011October 5, 2011

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Los Angeles City DepartmentsLos Angeles City DepartmentsSanitation, Engineering, Water & PowerSanitation, Engineering, Water & Power

Planning, Recreation and Parks, etcPlanning, Recreation and Parks, etc

Partner AgenciesPartner AgenciesUS Army Corps of Engineers, State Transportation US Army Corps of Engineers, State Transportation 

Department, Los Angeles County, Neighboring CitiesDepartment, Los Angeles County, Neighboring Cities

State Water Resources and Regional BoardsState Water Resources and Regional Boards

Partner Community GroupsPartner Community GroupsHeal the Bay, TreePeople, Council for Watershed Heal the Bay, TreePeople, Council for Watershed 

HealthHealth

Neighborhood Councils, Community Associations, etcNeighborhood Councils, Community Associations, etc22

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CITY OF LOS ANGELESCITY OF LOS ANGELES

Population served Population served ––

4 million4 million600 sq. mi. service area600 sq. mi. service area29 contract agencies served29 contract agencies served

BUREAU OF SANITATIONBUREAU OF SANITATION

Our Mission:Our Mission: ““Protect Public Health and the EnvironmentProtect Public Health and the Environment””

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Clean Water Program Clean Water Program (Wastewater Program)(Wastewater Program)

4 Wastewater Treatment Plants 4 Wastewater Treatment Plants  550 mgd capacity550 mgd capacity

6,700 miles of sewer6,700 miles of sewer47 wastewater pumping plant 47 wastewater pumping plant Invested over $6.3 billion Invested over $6.3 billion 

over the last 25 yearsover the last 25 years

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Los Angeles RiverLos Angeles River

Drainage AreaDrainage Area

Ballona Creek andBallona Creek and

Other UrbanOther Urban

Drainage Drainage 

AreasAreas

Dominguez Dominguez 

ChannelChannel

LA HarborLA Harbor

DrainageDrainage

AreaArea

Watershed Protection Program Watershed Protection Program  (Stormwater Program)(Stormwater Program)

1,200 miles of pipes1,200 miles of pipes100 miles of open channels100 miles of open channels38,000 catch basins38,000 catch basinsPart of 4 watershedsPart of 4 watersheds$0.5 billion program (Prop $0.5 billion program (Prop ““OO””) ) 

since 2004since 2004

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City of Los Angeles Sources of WaterCity of Los Angeles Sources of Water

85% of water is imported85% of water is imported

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““Our future depends on our willingness to Our future depends on our willingness to  adopt an ethic of sustainability. If we adopt an ethic of sustainability. If we 

dondon’’t commit ourselves to conserving and t commit ourselves to conserving and  recycling water, we will tap ourselves recycling water, we will tap ourselves 

out.out.””

‐‐

Mayor Antonio VillaraigosaMayor Antonio Villaraigosa

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Climate ChangeClimate ChangePollutionPollutionGrowthGrowthAging infrastructureAging infrastructureLimited water supplies Limited water supplies RegulationsRegulationsLack of fundingLack of funding

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……manage our water effectively, sustainably & responsiblymanage our water effectively, sustainably & responsiblyWastewater in LA Wastewater in LA ––

300 MG a day goes to the ocean300 MG a day goes to the oceanStorm water in LA Storm water in LA ––

100 MG on dry day; 100 MG on dry day;  > 3 BG on rainy day> 3 BG on rainy day

Groundwater Groundwater –– BGs in water (contaminated)BGs in water (contaminated)

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“All the Water that will ever be is, right now.”

National Geographic 1993

ONE WATER

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A stakeholder driven process over 7A stakeholder driven process over 7‐‐year periodyear periodMore than 200 meetings More than 200 meetings 

to engage the publicto engage the publicStakeholders represented Stakeholders represented 

over 1.5 million residentsover 1.5 million residents

Facilities plan that consists of Facilities plan that consists of  infrastructure and programs to be infrastructure and programs to be 

built and inbuilt and in‐‐place in time to meet place in time to meet  the needs of the Citythe needs of the City’’s wastewater, s wastewater, 

stormwater and recycled water stormwater and recycled water  systems towards 2020systems towards 2020

Integrating planning and Integrating planning and  implementation to achieve implementation to achieve 

multiple benefits and leverage resources.multiple benefits and leverage resources.

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FacilitiesFacilities PlanPlan

FinancialFinancial PlanPlan

EnvironmentalEnvironmental DocumentationDocumentation

PublicPublic OutreachOutreach

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Environm

ental

Environm

ental

Plan

ning

Plan

ning

Baseline

Data

Baseline

DataAlternative

Descriptions

Alternative

Descriptions

Perform

Environ‐

mental

Analysis

Perform

Environ‐

mental

Analysis

Develop

Draft

EIR/EIS

Develop

Draft

EIR/EIS

Certify

EIR

Certify

EIR

Fina

ncial

Fina

ncial

Plan

ning

Plan

ning Identify 

Funding 

Options

Identify 

Funding 

Options

Perform 

Affordabilit

y Analysis

Perform 

Affordabilit

y Analysis

Evaluate 

Rate

Impacts

Evaluate 

Rate

Impacts

Prepare 

Financial

Plan

Prepare 

Financial

Plan

Facilities

Facilities

Plan

ning

Plan

ning

Develop 

Preliminary 

Alternatives 

and 

do Initial 

Screenings

Develop 

Preliminary 

Alternatives 

and 

do Initial 

Screenings

Refine 

Alternatives 

with City 

Models

Refine 

Alternatives 

with City 

Models

Prepare CIP 

and 

Implementa

tion

Plan

Prepare CIP 

and 

Implementa

tion

Plan

Develop 

and 

Confirm 

Data:

General and 

Element

Specific

Develop 

and 

Confirm 

Data:

General and 

Element

Specific

Identify

Shortfalls

and Options

to Meet

Identify

Shortfalls

and Options

to Meet

Screen to

Final 

Alternatives

Screen to

Final 

Alternatives

Public 

Public 

Outreach 

Outreach 

and Ed

ucation

and Ed

ucation

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Reach out to an even broader crossReach out to an even broader cross‐‐section section  of L.A. communities / interestsof L.A. communities / interests

Expand the knowledge Expand the knowledge  base by cultivating a base by cultivating a 

more informedmore informed communitycommunity

Build trust through Build trust through  open and honest open and honest 

communicationcommunication

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City Departments City Departments Sanitation, Engineering, Water & PowerSanitation, Engineering, Water & Power

Others: Planning, Recreation and Parks, etcOthers: Planning, Recreation and Parks, etc

Partner OrganizationsPartner OrganizationsCounty, US Army Corps of Engineers, State County, US Army Corps of Engineers, State 

Transportation Department, Neighboring CitiesTransportation Department, Neighboring Cities

PermitteesPermittees

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Protect Health and Safety of PublicProtect Health and Safety of Public

Effectively Manage System CapacityEffectively Manage System Capacity

Protect the EnvironmentProtect the Environment

Enhance Cost EfficiencyEnhance Cost Efficiency

Protect Quality of LifeProtect Quality of Life

IRPIRPIRP

Promote EducationPromote Education

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Multi Purpose Cost-Benefit Tool

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Julie InouyeJulie Inouye Vista Del Mar Neighborhood AssociationVista Del Mar Neighborhood Association

““Thank you for being leaders in this Thank you for being leaders in this ‘‘New DirectionNew Direction’’ for the City of L.A. Now, letfor the City of L.A. Now, let’’s make s make our ideas become reality!our ideas become reality!””

Cindy OCindy O’’ConnorConnor League of Women Voters, League of Women Voters,

Los AngelesLos Angeles

““Exactly the way public business Exactly the way public business should be done.should be done.””

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Domingo F. Leon Society of Hispanic Engineers

““It was a great honor for me It was a great honor for me to represent the Hispanic to represent the Hispanic constituents in the IRP to constituents in the IRP to assess the future of the L.A.assess the future of the L.A.””

Mark GoldMark Gold Heal the Bay Heal the Bay (NGO)(NGO)

““Heal the Bay is eager to Heal the Bay is eager to help the City implement this help the City implement this

progressive vision.progressive vision.””

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Water Reclamation: Use Water Reclamation: Use  up to 56,000 acreup to 56,000 acre‐‐feet feet 

per year (~18,000 mg/y)per year (~18,000 mg/y)

Runoff Reduction, Runoff Reduction,  Treatment and Beneficial Treatment and Beneficial 

Use (Prop O & LID)Use (Prop O & LID)

Water Conservation Water Conservation –– Increase effortsIncrease efforts

*Percent of runoff from ½ inch storm Citywide

**Dependent on permit requirements

City of

Los Angeles

Expand & Expand & 

upgrade** upgrade** 

Tillman to Tillman to 

100 mgd100 mgd

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Additional conservation of 64,000 AF by 2035 Additional conservation of 64,000 AF by 2035  (in addition to 100,000 AF achieved)(in addition to 100,000 AF achieved)

155 smart controllers have been 155 smart controllers have been 

installed at 67 City Parks, saving installed at 67 City Parks, saving 

approx. 12% in water usage approx. 12% in water usage Waterfree urinals installed at:Waterfree urinals installed at:

Dodger Stadium , Staples CenterDodger Stadium , Staples CenterAll LA City Colleges and many universitiesAll LA City Colleges and many universitiesCity facilities (City Hall, Pershing Square, City facilities (City Hall, Pershing Square, 

and LADWP Headquarters) and LADWP Headquarters) 

Rebates increased for weatherRebates increased for weather‐‐based based 

irrigation controllers, high efficiency irrigation controllers, high efficiency 

toilets & urinals, and cooling tower toilets & urinals, and cooling tower 

pH controllerspH controllersRebates for drip Irrigation and Rebates for drip Irrigation and 

drought tolerant landscaping (Save 4,400 AF in 10 years)drought tolerant landscaping (Save 4,400 AF in 10 years)

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59,000 AFY by 203559,000 AFY by 2035Groundwater replenishment Groundwater replenishment 

with advanced treated wastewaterwith advanced treated wastewaterRequires upgrading Tillman Plant Requires upgrading Tillman Plant Supply of at least 15,000 AFY by 2019Supply of at least 15,000 AFY by 2019

Expand recycled water distribution for irrigation Expand recycled water distribution for irrigation  and industrial use through and industrial use through ““purple pipepurple pipe””

networksnetworks

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Restoration of Restoration of  up to 110,000 AFY up to 110,000 AFY 

groundwater supplies groundwater supplies Planned groundwater Planned groundwater 

cleanup crucial cleanup crucial  to fully utilize the to fully utilize the 

San Fernando Basin San Fernando Basin 

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10,000 AFY capture and reuse, and 15,000 AFY 10,000 AFY capture and reuse, and 15,000 AFY  increased groundwater production by 2035increased groundwater production by 2035

Green StreetsGreen StreetsOnsite capture, infiltration & useOnsite capture, infiltration & useLow Impact Development  (LID) OrdinanceLow Impact Development  (LID) Ordinance

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The The Water IRP Water IRP was one of the first steps taken was one of the first steps taken  towards a more sustainable City. towards a more sustainable City. 

Other programs followedOther programs followed……The CityThe City’’s s Water Supply Action PlanWater Supply Action PlanThe The Recycled Water Master PlanRecycled Water Master PlanThe CityThe City’’s s Green Building ProgramGreen Building ProgramThe CityThe City’’s s Green Street ProgramGreen Street Program

THE DRY GARDEN: HARVESTING RAINNovember 11, 2009 | By Emily Green

“It stands to reason that some of the most progressive environmentalists in Los Angeles work for the Department of Public Works’ Bureau of Sanitation. They are the front line between what we discard and the environment.”

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Treats Polluted Urban Runoff:

Nearly 40% of the county’s 

needs for cleaning polluted 

runoff could be met by LID 

projects on existing public 

lands.

Community Conservancy Intl, Mar ‘08

Treats Polluted Urban Runoff:

Nearly 40% of the county’s 

needs for cleaning polluted 

runoff could be met by LID 

projects on existing public 

lands.Community Conservancy Intl, Mar ‘08

Increases Water Supply:

LID projects in L.A. County 

could save 41,000—83,000 

AF/year of imported water 

(groundwater recharge).

NRDC, August 2008

Increases Water Supply:

LID projects in L.A. County 

could save 41,000—83,000 

AF/year of imported water 

(groundwater recharge).NRDC, August 2008

Energy Use & Climate Change:

Greater reliance on local water 

supply instead of pumping from 

distant locations would save 

72,000—233,500 MWH of 

energy per year. 

NRDC, August 2008

Energy Use & Climate Change:

Greater reliance on local water 

supply instead of pumping from 

distant locations would save 

72,000—233,500 MWH of 

energy per year. NRDC, August 2008

Incorporating LID Strategies and Techniques into stormwater manaIncorporating LID Strategies and Techniques into stormwater managementgement

Developed an LID ordinance for development and redevelopments toDeveloped an LID ordinance for development and redevelopments to

capture, capture, 

infiltrate and use the first infiltrate and use the first ¾¾

of rain on siteof rain on site

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Green Street StandardsGreen Street StandardsSS‐‐480480‐‐00: General requirements : General requirements 

for Green Streets for Green Streets SS‐‐481481‐‐00: Parkway swale : Parkway swale 

in major/secondary highways in major/secondary highways SS‐‐482482‐‐00: Parkway swale : Parkway swale 

in local/collector streets in local/collector streets SS‐‐483483‐‐00: Parkway swale : Parkway swale 

with no street parking with no street parking SS‐‐484484‐‐00:  Vegetated Stormwater :  Vegetated Stormwater 

Curb Extension (VSCE) Curb Extension (VSCE) SS‐‐485485‐‐00: Interlocking pavers : Interlocking pavers 

for vehicular alleys for vehicular alleys SS‐‐486486‐‐00: Interlocking pavers : Interlocking pavers 

for pedestrian alleysfor pedestrian alleys

Riverdale Ave –

Vegetated Stormwater Curb Extension (VSCE)

Hope St –

Parkway Swale

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Green Streets Standards

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City of

Los Angeles

The City of LA contributes to 

four major watersheds

Los Angeles RiverSanta Monica BayBallona CreekDominguez Channel

Conveys . . .

Over 100 MG/day of Dry‐Weather Flow 

(72MGD from treatment plants)Average Annually 172,000 acre‐feet/yr 

(based on 15‐in of rainfall within the City)* Enough to serve 880 homes for 1 year

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Adopted TMDLsAdopted TMDLsLos Angeles River TrashLos Angeles River TrashBallona Creek Trash Ballona Creek Trash Santa Monica Bay Beaches Bacteria Santa Monica Bay Beaches Bacteria 

(Dry  Weather) (Dry  Weather) Santa Monica Bay Beaches Bacteria Santa Monica Bay Beaches Bacteria 

(Wet  Weather) (Wet  Weather) LA River Nitrogen LA River Nitrogen Marina Del Rey Bacteria Marina Del Rey Bacteria LA Harbor Bacteria LA Harbor Bacteria Ballona Creek MetalsBallona Creek MetalsLA River MetalsLA River MetalsBallona Creek ToxicsBallona Creek ToxicsMarina Del Rey ToxicsMarina Del Rey ToxicsBallona Creek Bacteria Ballona Creek Bacteria Machado Lake TrashMachado Lake Trash

Machado Lake NutrientMachado Lake NutrientLA River Bacteria LA River Bacteria Dominguez Channel / LA Harbor Dominguez Channel / LA Harbor 

Metals and ToxicsMetals and ToxicsSanta Monica Bay Nearshore Santa Monica Bay Nearshore 

& Offshore Debris& Offshore DebrisMachado Lake ToxicsMachado Lake Toxics

TMDLs in DevelopmentTMDLs in DevelopmentEcho Park Lake ToxicsEcho Park Lake ToxicsLincoln Park Lake Trash, nutrientsLincoln Park Lake Trash, nutrientsSanta Monica Bay ToxicsSanta Monica Bay Toxics

18 TMDLs are currently adopted by RWQCB18 TMDLs are currently adopted by RWQCB‐‐LA (affecting City)LA (affecting City)

By 2012 all Consent Decree (EPA vs NRDC et al) TMDLs must be adoBy 2012 all Consent Decree (EPA vs NRDC et al) TMDLs must be adoptedpted

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Goal: Scientific, reasonable, and attainable TMDLsGoal: Scientific, reasonable, and attainable TMDLs

Cleaner Rivers through Effective Stakeholder TMDLs (CREST)Cleaner Rivers through Effective Stakeholder TMDLs (CREST)Conduct studies to provide information Conduct studies to provide information 

for scientifically based TMDLs in for scientifically based TMDLs in 

development stage, and for redevelopment stage, and for re‐‐openers openers 

(e.g. Bacteria Source ID, TIE, WER)(e.g. Bacteria Source ID, TIE, WER)

Jurisdictional Group Efforts  Jurisdictional Group Efforts  Conduct studies for adopted TMDLs Conduct studies for adopted TMDLs 

such as algae effects, sediment such as algae effects, sediment 

toxicity, nontoxicity, non‐‐point sourcepoint sourceDevelop and execute implementation Develop and execute implementation 

and compliance monitoring plansand compliance monitoring plansCost share development and execution Cost share development and execution 

of implementation and compliance of implementation and compliance 

monitoring plansmonitoring plans

NonNon‐‐

GovernmentalGovernmental

OrganizationsOrganizations

RegulatedRegulated

CommunityCommunity

RegulationsRegulations

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California sets high barriers to new fundingCalifornia sets high barriers to new fundingIRP creates public awareness and supportIRP creates public awareness and supportLaw suit creates opportunityLaw suit creates opportunityCampaign infrastructure provides Campaign infrastructure provides The message makes the caseThe message makes the caseThe messenger creates credibilityThe messenger creates credibilityThe campaign continues after the The campaign continues after the 

votevote

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City of Los Angeles $500 million City of Los Angeles $500 million 

Clean Water Bond (2004)Clean Water Bond (2004)27 water quality,  water 27 water quality,  water 

conservation, habitat protection, conservation, habitat protection, 

and open space projectsand open space projects

BeforeBefore

Low Flow DiversionsLow Flow Diversions

South LA Wetlands ParkSouth LA Wetlands Park

Imperial Highway Imperial Highway 

Median GreeningMedian Greening

Impro

ved Wate

r Quality

 at Be

aches

(Beach

 Grades have mo

ved fro

m F /D ‘s to A

/B’s ) 

Increa

sed ha

bitat pro

tection

Increa

sed op

en space

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Los Angeles Zoo Parking Lot Los Angeles Zoo Parking Lot ‐‐

Vegetated bioVegetated bio‐‐swale & swale & 

Permeable paversPermeable pavers

Green Alley / Green Alley / 

Green Streets Green Streets 

ProgramProgram

Regional Projects

Machado Lake EcosystemMachado Lake Ecosystem

Rehabilitation ProjectRehabilitation Project

Echo Park LakeEcho Park Lake

Rehabilitation Rehabilitation 

Sun Valley Park Project Sun Valley Park Project ‐‐

Infiltration galleriesInfiltration galleries

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99‐‐acre Metropolitan acre Metropolitan 

Transportation Authority (MTA) Transportation Authority (MTA) 

property transformed into property transformed into 

wetland and riparian habitatwetland and riparian habitat525525‐‐acre watershed area acre watershed area 

diverted and treated  in a 4diverted and treated  in a 4‐‐acre acre 

stormwater treatment wetland stormwater treatment wetland MultiMulti‐‐beneficial usebeneficial use

Educational opportunitiesEducational opportunitiesWildlife viewingWildlife viewingHistorical railway elementsHistorical railway elementsCommunity multiCommunity multi‐‐use centeruse centerHistorical building reutilizationHistorical building reutilization

BeforeBefore

South LA Wetlands ParkSouth LA Wetlands Park

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Page 48: City of Los Angeles Integrated Water Resources Plan
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Existing Box Storm DrainExisting Box Storm Drain

Underdrain, Trash Screen, PumpsUnderdrain, Trash Screen, Pumps

Dry Creek: Sand FiltrationDry Creek: Sand Filtration

Turf: SubTurf: Sub‐‐Surface IrrigationSurface Irrigation

Universally Accessible PlaygroundUniversally Accessible Playground

Decomposed Granite PathwaysDecomposed Granite Pathways

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Page 54: City of Los Angeles Integrated Water Resources Plan

Delivers water directly Delivers water directly  to root zonesto root zones

No contact between No contact between  contaminated water contaminated water  and park patronsand park patrons

Potable water savingsPotable water savings

Water demand as little Water demand as little  as 20% of landscaping as 20% of landscaping 

using traditional using traditional  irrigation systemsirrigation systems

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Cost:  $3.3 millionCost:  $3.3 million

Duration:  10 monthsDuration:  10 months

California Proposition 50 Grant from the Santa California Proposition 50 Grant from the Santa  Monica Bay Restoration CommissionMonica Bay Restoration Commission

(Protecting Coastal Water Quality): (Protecting Coastal Water Quality): $2 million$2 million

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Page 60: City of Los Angeles Integrated Water Resources Plan

Chronic floodingChronic floodingLack of Lack of 

storm drain systemstorm drain systemAppropriate soils fAppropriate soils f

or infiltrationor infiltration

Adopted watershed planAdopted watershed planPolitical and Political and 

agency supportagency supportCommunity NeedCommunity Need

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To demonstrate To demonstrate 

and test our ability to:and test our ability to:

Reduce flooding and runoffReduce flooding and runoff

Improve water quality Improve water quality 

Recharge local groundwaterRecharge local groundwater

Increase water conservation by Increase water conservation by 

reducing irrigation reducing irrigation 

Promote community awarenessPromote community awareness

Increase community prideIncrease community pride

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BeforeBefore AfterAfterInstallation of:Installation of:Rain barrelsRain barrelsRain garden Rain garden 

bioswalesbioswalesPorous pavementsPorous pavementsInfiltration galleries Infiltration galleries 

under the streetunder the street

Fully infiltrates Fully infiltrates  4040‐‐acre drainage acre drainage 

area of a 2area of a 2‐‐yr yr  storm eventstorm event

16 ac16 ac‐‐ft ft  groundwater groundwater 

recharge annuallyrecharge annually

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Page 64: City of Los Angeles Integrated Water Resources Plan

Additional Information:  Additional Information:  www.lacity.orgwww.lacity.org

www.lastormwater.orgwww.lastormwater.org

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