Alachua County

• Solid Waste History and Future• Current Solid Waste System• Mixed Waste Materials Recovery

Facility• Organics Recycling Technologies

Alachua County Reports• Existing Solid Waste System

Performance Report• Financial Pro Forma• Mixed Waste Materials Recovery

Facility Conceptual Processing Options• Potential Organics Recycling

Technologies• Organics Recycling Technologies,

Technology Evaluative Factors

History and Future

1988

0%Residential Recycling begins in Alachua County

1998

35%SWLF Closes

LBEP Opens

Long Haul to NRRL

2003

30%Mandatory Commercial Recycling

2008

29%Recession

House Bill 7135

2010

49%75% Recycling Goal Report

Private Hauler Begins Direct Haul of Waste

2011

50%75% Goal added to Comp Plan

2013

54%Surpassed 2014 & 2015 Goals

2016

60%

2018

70%

2020

75%

How do we get here ?

Current System

Generators Collection Processing Destination

Composition of Landfilled Wastes

Paper30%

Or-ganics18%

Residuals & Fines12%

Plas-tics16%

Other Products6%

Other

4%

HHW1%

C&D5%

Glass3%

Metals3%

Diapers2%

MWMRFMixed Waste Materials Recovery Facility

Mechanical and Operational Improvements to existing Transfer Station to allow removal of additional recycled materials

OptionsOption 1 Manual Sorting Intensive/Low Capital CostOption 2 Mid-Range Technology Sorting/Mid-Range Capital CostOption 3 Fully Automated Sorting/High Capital CostOption 3+ Integrated MWMRF and DS-MRF

MWMRF Option 1

MWMRF Option 2

MWMRF Option 3

MWMRF Option 3+

MWMRF Performance

 

Current Transfer Station

MWMRF Option 1

MWMRF Option 2

MWMRF Option 3

Daily MSW Processed (tons) 600 600 600 600

Daily Inorganic Recyclables Recovered (tons) 0 51 100 160

Daily Organics Recovered (tons) 0 52 52 77

County Recycling Rate (%) 54 61 65 72

Capital Cost $0 $6,100,000 $8,000,000 $13,800,000

Organics Recycling Technologies

Composting • without Heat Recovery• with Heat Recovery

Anaerobic Digestion• Low-Solids Liquid• Continuous High-Solids• Batch High-Solids

GasificationRefuse-Derived Products• Fuel• Soil Amendment

Pyrolysis

Composting without Heat Recovery

Sevier County Solid Waste, Sevierville, TN

Engineered Compost Systems AC Composter System

Composting with Heat Recovery

Greater Moncton New Brunswick, Canada

Anaerobic Digestion Low-Solids Liquids

Harvest Power, Lake Buena Vista, FL

Dufferin Organics Processing Facility Toronto, Canada

DRAFT

Anaerobic Digestion Batch High-Solid

Zero Waste Energy Development Company San Jose, CA

Anaerobic Digestion Continuous High-Solid

DRANCO Plant in Busan, South Korea Plant

DRAFT

Gasification

Fiberight Blairstown, VA

Transportable Plasma Waste-to-Energy System, Air Force

DRAFT

Refuse-Derived Products

Miami-Dade County Resource Recovery Facility, Miami, FL

North County Resource Recovery Facility, Palm Beach, FL

Pyrolysis

INEOS Bio Pure Oxygen Gasification Vero Beach, FL

Active Facilities

Composting; 93.3%

Composting with Heat Recovery; 0.1%

Anaerobic Digestion Low-Solids Liquid; 6.0%

Anaerobic Digestion Batch High-Solids; 0.1%

Gasification; 0.2%Pyrolysis; 0.1%

Refuse Derived Soil Amendment; 0.0%

Refuse Derived Fuel; 0.2%

Organics Recycling Technologies

RecommendationGreatest amount of full-scale operational experience for organicRich fractions of solid wastes:• Composting without Heat Recovery• Biogas Recovery and Utilization via Anaerobic Digestion

Next StepRequest for proposals (RFP) for selected technology or technologies

DRAFT

Organics Recycling Technologies

DRAFT

Alachua County

• Solid Waste History and Future• Current Solid Waste System• Mixed Waste Materials Recovery

Facility• Alternative Recycling

Technologies

Questions

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