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Emerging Technologies for Biosolids Management

Emerging Technologies for Biosolids Management

Orange County Sanitation DistrictOrange County Sanitation District

PacificOcean

Outfall Pipe

ReclamationReclamationPlant No. 1Plant No. 1

TreatmentTreatmentPlant No. 2Plant No. 2

NewportNewport Beach Beach

FountainFountainValleyValley

Santa AnaSanta Ana

Los Los AlamitosAlamitos

Buena Buena ParkPark

FullertonFullerton

TustinTustin

Garden GroveGarden Grove

La HabraLa HabraBreaBrea

PlacentiaPlacentiaYorba LindaYorba Linda

AnaheimAnaheim

OrangeOrange

La PalmaLa Palma

CypressCypress

WestminsterWestminster

IrvineIrvine

StantonStanton

VillaVillaParkPark

CostaCosta Mesa Mesa

HuntingtonHuntingtonBeachBeach

SealSealBeachBeach

OrangeCountyOrangeCounty

OCSD Service Area471 square miles243 million gallons per day2.5 million population25 member agencies17 pumping facilities

OCSD Service Area471 square miles243 million gallons per day2.5 million population25 member agencies17 pumping facilities

Source Control & Disinfection &

Collections System + Treatment + Ocean Release

Source Control & Disinfection &

Collections System + Treatment + Ocean Release

to Orange CountyWater District

water reclamation

to Orange CountyWater District

water reclamation

Primary

243 million gallonsper day (MGD)

243 million gallonsper day (MGD)

Secondary

5-10 MGD

Chlorination /DechlorinationChlorination /Dechlorination

Wastewater Treatment BasicsWastewater Treatment Basics

Preliminary

Biosolids RecyclingBiosolids Recycling

Water Reclamation ProjectGroundwater Replenishment System

Water Reclamation ProjectGroundwater Replenishment System

Ultraviolet Ultraviolet Light Light

Ultraviolet Ultraviolet Light Light

Brine

Ocean Discharge

Brine

Ocean Discharge

Backwash

OCSD

Backwash

OCSD

MicrofiltrationMicrofiltrationMicrofiltrationMicrofiltrationReverse Reverse OsmosisOsmosisReverse Reverse OsmosisOsmosis

Purified Water

Purified Water

(hydrogenperoxide added)

(hydrogenperoxide added)

RechargeBasins

RechargeBasins

SecondaryTreated Effluent

SecondaryTreated Effluent

OCSD

OCSDOCSDEnhancedEnhanced

Source Source ControlControl

OCSDOCSDEnhancedEnhanced

Source Source ControlControl

Full Secondary Standards for OCSD

Wastewater Treatment

Full Secondary Standards for OCSD

Wastewater Treatment

Balance societal / policy decision with increased solids production

and biosolids management

Balance societal / policy decision with increased solids production

and biosolids management

Biosolids ProductionBiosolids Production

200322 trucks / day(537 tons)

200322 trucks / day(537 tons)

SecondaryRamp Up26 trucks / day(658 tons)

SecondaryRamp Up26 trucks / day(658 tons)

Full SecondaryOn-Line34 trucks / day(850 tons)

Full SecondaryOn-Line34 trucks / day(850 tons)

7,800 trucks7,800 trucks = 196,000 tons / yr = 196,000 tons / yr7,800 trucks7,800 trucks = 196,000 tons / yr = 196,000 tons / yr

9,000 trucks9,000 trucks = 240,000 tons / yr = 240,000 tons / yr9,000 trucks9,000 trucks = 240,000 tons / yr = 240,000 tons / yr

12,400 trucks12,400 trucks = 310,000 tons / yr = 310,000 tons / yr12,400 trucks12,400 trucks = 310,000 tons / yr = 310,000 tons / yr

TODAYTODAY

20132013

Biosolids Management

Biosolids Management

Homes, Businesses& Restaurants

Pretreatment(Source Control)

Preliminary

Primary

Secondary

Digesters

Dewatering, Distribution& Transportation

Land Application

Composting

Biosolids Process DiagramBiosolids Process Diagram

Solids Treatment &Biosolids ProductionWastewater Treatment

Recycling/Energy Production Biosolids Management

History of Biosolids ManagementHistory of Biosolids Management

1980’s1980’s

1990’sFertilizing Farms

with Biosolids

1990’sFertilizing Farms

with Biosolids

2000’sProducts / Technologies / Markets:

Compost, Pellets, Energy

2000’sProducts / Technologies / Markets:

Compost, Pellets, Energy

Federal Clean Water Act Section 503 “Class A” vs. “Class B”

Federal Clean Water Act Section 503 “Class A” vs. “Class B”

Class B Biosolids meet basic

treatment requirements

Pathogen and vector attraction reduction

< 2,000,000 MPN/g fecal coliform

Class B Biosolids meet basic

treatment requirements

Pathogen and vector attraction reduction

< 2,000,000 MPN/g fecal coliform

Class A

Biosolids receive additional treatment

< 1,000 MPN/g fecal coliform

Class A

Biosolids receive additional treatment

< 1,000 MPN/g fecal coliform

Current Biosolids DistributionCurrent Biosolids Distribution18% Tule RanchClass A: Farmland Lime-StabilizedKern County, CA

45% SynagroClass A: CompostKern County, CA

30% Tule Ranch Class B: Land ApplicationYuma County, AZ

7% SynagroClass A: CompostRiverside County, CALa Paz County, AZ

Late 2008EnerTechClass A: Char FuelSan Bernardino County, CA

0% Tule Ranch Class B: Landfill(Fail-safe backup)Maricopa County, AZ

Rev 7/2008

NV

AZ

CA

OCSDOCSD

Phoenix

Tucson

Management Cost: All Three ComparedManagement Cost: All Three Compared

$ M

$5 M

$10 M

$15 M

$20 M

$25 M

$30 M

$35 M

$ M

$5 M

$10 M

$15 M

$20 M

$25 M

$30 M

$35 M

To

tal

Bio

soli

ds

Pro

gra

m C

ost

s

($ M

illi

on

s)

20002000 2020202020102010

Deep-well

Baseline - Energy

Landfill

-$5 per Household

in 2020

-$2.25 per Household

in 2020

Local Ordinance

Bans Are Spreading. . .Local Ordinance

Bans Are Spreading. . .

Restrictions

Limited

Banned

2001 20031999

Option UncertaintyOption Uncertainty

Price InstabilityPrice Instability

How do we develop a

sustainable program

despite…

How do we develop a

sustainable program

despite…

RegulatoryChanges

RegulatoryChanges

PublicPerception

PublicPerception

Lessons for SustainabilityLessons for Sustainability

Manage / recycle organics close to home

Balance triple bottom line carefully:

Societal, Environmental, Financial

Diversity!

Product mentality vs.Waste mentality

Manage / recycle organics close to home

Balance triple bottom line carefully:

Societal, Environmental, Financial

Diversity!

Product mentality vs.Waste mentality

“Scope” of Biosolids EMS“Scope” of Biosolids EMS

Long-Term Biosolids Management Plan

Final Version, December 2003Search: biosolids plan on www.ocsd.com

Long-Term Biosolids Management Plan

Final Version, December 2003Search: biosolids plan on www.ocsd.com

Linked Elements of Plan“Non-Traditional” or “Reverse” Engineering?“Non-Traditional” or “Reverse” Engineering?

Linked Elements of Plan“Non-Traditional” or “Reverse” Engineering?“Non-Traditional” or “Reverse” Engineering?

TreatmentTreatmentImprovementsImprovements

TreatmentTreatmentImprovementsImprovements

Vendors & Product Vendors & Product TechnologiesTechnologies

Vendors & Product Vendors & Product TechnologiesTechnologies

MarketsMarketsMarketsMarkets

Top 6 Long-Term MarketsTop 6 Long-Term Markets

Nurseries andOrnamentals

Nurseries andOrnamentals

OCSD MemberCities & Agencies

(open space)

OCSD MemberCities & Agencies

(open space)

Shade TreePrograms

Shade TreePrograms

Retail OutletsRetail Outlets

EnergyProduction

EnergyProduction

ConstructionMaterials

ConstructionMaterials

Top 6 Product TechnologiesTop 6 Product Technologies

ChemicallyStabilized

ChemicallyStabilized

EnergyFuels

EnergyFuels

Heat Drying(on- or off-site

drying pelletizer)

Heat Drying(on- or off-site

drying pelletizer)

CompostingComposting HeatTreatment

(soil dryer)

HeatTreatment

(soil dryer)

EnergyIncineration

EnergyIncineration

Long-Term Sustainability= Diversification

Long-Term Sustainability= Diversification

Multiple Technologies

Multiple Contractors

Multiple Technologies

Multiple Contractors

Multiple Products / Markets

Failsafe Options

Multiple Products / Markets

Failsafe Options

Public Participation Biosolids Advisory Committee

Public Participation Biosolids Advisory Committee

Case Study 1Case Study 1

EnerTech Environmentalwww.enertech.com

EnerTech Environmentalwww.enertech.com

Energy (Fuel) MarketEnergy (Fuel) Market

EnerTech TechnologyEnerTech TechnologyProcessesBiosolids

Coal-LikePellets

Coal-LikePellets

Burn FuelBurn Fuelfor Cement for Cement

Factory KilnsFactory Kilns

100% product used

Certified, renewable energy

Most expensive

Strong environmental, social benefits

100% product used

Certified, renewable energy

Most expensive

Strong environmental, social benefits

In-basin, regional facility

150–300 miles closer than other options

Benefits local officials who are supportive

In-basin, regional facility

150–300 miles closer than other options

Benefits local officials who are supportive

Case Study 2Case Study 2

Encouraging Biosolids Compost Use in Orange County

Search: compost on www.ocsd.com

Encouraging Biosolids Compost Use in Orange County

Search: compost on www.ocsd.com

Open Spacein Orange County

Open Spacein Orange County

Courtesy of LAFCO

Biosolids Compost could annually amend 17,000 of the 138,000

open-space acresin Orange County!

Biosolids Compost could annually amend 17,000 of the 138,000

open-space acresin Orange County!

What is Biosolids Compost?What is Biosolids Compost? Naturally decomposed

biosolids, wood & paper

High-quality soil amendment

a.k.a. nitro humus

Nitrogen-rich topsoil / gardening product

Kellogg & OMNI use as base product

Naturally decomposed biosolids, wood & paper

High-quality soil amendment

a.k.a. nitro humus

Nitrogen-rich topsoil / gardening product

Kellogg & OMNI use as base product

Compost Use BenefitsCompost Use Benefits Saves money

Builds healthy soils

Reduces runoff

Improves water quality

Conserves water

Reduces need for chemical fertilizers

Saves money

Builds healthy soils

Reduces runoff

Improves water quality

Conserves water

Reduces need for chemical fertilizers

Protecting Water Quality with CompostProtecting Water Quality with Compost Superior erosion control

Address stormwater regulation needs

EPA has compost products on in its BMP menu / database

Solves environmental problem with recycled product!

Superior erosion control

Address stormwater regulation needs

EPA has compost products on in its BMP menu / database

Solves environmental problem with recycled product!

Time-Tested PerformanceTime-Tested Performancenurseries golf courses

landscaping public sales

Time-Tested PerformanceTime-Tested Performance

White House Disneyland

Angel Stadium

Already Used Throughout Orange CountyAlready Used Throughout Orange County Angel Stadium of Anaheim

Orange Coast Collegenew NCAA baseball field

Mile Square Park

Chapman College

Over 30,000 yards sold in OC per year

Angel Stadium of Anaheim

Orange Coast Collegenew NCAA baseball field

Mile Square Park

Chapman College

Over 30,000 yards sold in OC per year

OC Going Green with Compost!60,000 cy of OCSD’s biosolids compost used in 2007OC Going Green with Compost!60,000 cy of OCSD’s biosolids compost used in 2007

1,500 cydirectly-purchased

by OCSDmember agencies

Member Agency Top Compost Users

Member Agency Top Compost Users

La HabraLa Habra Yorba LindaYorba Linda

GardenGardenGroveGrove

OrangeOrangeFountainFountain

ValleyValley

AnaheimAnaheim

Garden Grove’s ExperienceGarden Grove’s Experience

Compost is Foundation for Beautiful Landscaping

Compost is Foundation for Beautiful Landscaping

Goal: All Member Agencies Use Our Compost!

Goal: All Member Agencies Use Our Compost!

Board Member support

Handout Fast Facts

Consider compost use resolution

City Manager support

Provide name(s) for compost e-newslettersubscription

Board Member support

Handout Fast Facts

Consider compost use resolution

City Manager support

Provide name(s) for compost e-newslettersubscription

Member agency staff support Incorporate compost

into specifications

Incorporated compost into green building, recycling and water-saving initiatives

Keep compost on-handin city yard

Use on daily projects

Member agency staff support Incorporate compost

into specifications

Incorporated compost into green building, recycling and water-saving initiatives

Keep compost on-handin city yard

Use on daily projects

Goal: All Member Agencies Use Our Compost! (cont’)

Goal: All Member Agencies Use Our Compost! (cont’)

The FutureThe Future

Sustainable Organics Management

Sustainable Organics Management

“Waste-to-Energy” Conversion Technologies

“Waste-to-Energy” Conversion Technologies

Gasification No commercially

available facilities known in the US

Test facilities in Texas and Florida

Gasification No commercially

available facilities known in the US

Test facilities in Texas and Florida

ThermalConversionColton, CA

Energy Products of Idaho

90+ installationsworldwide

ThermalConversionColton, CA

Energy Products of Idaho

90+ installationsworldwide

PyrolysisRomoland, CA

Rialto, CA

PyrolysisRomoland, CA

Rialto, CA

California Integrated Waste Management Board

Regulatory DriversCalifornia Integrated Waste Management Board

Regulatory Drivers

AB 939By 2000, 50% landfill diversion

Zero Waste2001 Strategic Plan Commitment

– Harness the energy potential in “waste”

– Organics diversion efforts (strong compost emphasis)

– Cities & states implementing 2025-based goals

AB 939By 2000, 50% landfill diversion

Zero Waste2001 Strategic Plan Commitment

– Harness the energy potential in “waste”

– Organics diversion efforts (strong compost emphasis)

– Cities & states implementing 2025-based goals

SustainableOrganics ManagementSustainableOrganics Management Recycling organic “wastes”

from local sources

Returning compost products to local parks and landscaping

Creating renewable energy from organics

Recycling organic “wastes” from local sources

Returning compost products to local parks and landscaping

Creating renewable energy from organics

Future of SustainabilityFuture of Sustainability

Costa Mesa Arbor Day Tree Planter

Costa Mesa Arbor Day Tree Planter

Questions?Questions?Layne Baroldi

lbaroldi@ocsd.com(714) 593-7456

Layne Baroldilbaroldi@ocsd.com

(714) 593-7456

www.ocsd.com/info/biosolids Sign up for Biosolids updates under E-Subscriptions

www.ocsd.com/info/biosolids Sign up for Biosolids updates under E-Subscriptions

Orange County Sanitation DistrictP.O. Box 8127, Fountain Valley, CA 92728

(714) 962-2411 www.OCSD.com

Orange County Sanitation DistrictP.O. Box 8127, Fountain Valley, CA 92728

(714) 962-2411 www.OCSD.com