California’s Compost- & Mulch Producing Infrastructure
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Transcript of California’s Compost- & Mulch Producing Infrastructure
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California’s Compost- & MulchProducing Infrastructure
• Funded by CIWMB in 2001 & 2003 • Contractor: Integrated Waste Management Consulting, Nevada City, CA
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Study Objective
Number of Compost & Mulch Producers Amount Diverted from Landfill Feedstock Sources Products Markets for Compost & Mulch ADC Use
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Study Design
Steering Committee Independent Contractor Promotional Campaign Survey mail-out, Aggressive Follow-Up, Site
Visits Use of CIWMB Report on Landfill Green
Waste ADC Use Current Challenges to Organics Industry
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Then Current Challenges
South Coast Air Quality Management District’s Proposed Rule 1133
Sudden Oak Death Syndrome
Persistent Herbicides –Clopyralid
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Survey Overview
2001 2003
Participating Operating Facilities 169 170 Composters 104 101
Processors 65 69
Operating Facilities Not Participating 11 32Composters 5 16Processors 6 16
Landfills Reporting Green Waste ADC Use N/A 58
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Total Feedstock Processed(tons)
2001 2003Composters 3,407,000 4,730,081Processors 2,701,000 5,138,031
Total 6,108,000 9,868,112 *
* Approximately 2.1 million tons of feedstock consists of green waste used as
ADC.
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% of Facilities Using Specific Feedstocks
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Feedstock Sources
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Volume of Product by Type(in cubic yards)
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Quantity of Product by Type 2001 & 2003 (in cubic yards)
2001 2003
Compost 4,232,000 3,011,182
Mulch 1,872,000 2,325,708
Boiler Fuel 3,446,000 3,872,983
ADC 2,795,000 8,482,372
Beneficial Reuse at Landfills
N/A 258,150
Other 2,608,000 469,843
Total 14,953,000 18,420,238
“Other” includes products such as fines, wood chips, steer manure, bark products.
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Statewide Market for Materials
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Perceived Impact of Clopyralid on Compost Sales
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Response to Production Cost Increase Due to PR1133
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Impact of Green Waste ADC Use -Statewide-
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Impacts of ADC on Composters by Region
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Impact of Green Waste ADC Use on Processors by Region
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ADC Impacts on Composting & Processing Businesses
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Key Findings
Number of facilities constant; 10 Million Tons Diverted
Ag is the largest single market for urban compost
CalTrans remains an untapped market
Large increase in ADC use --8.4 million cu (47% of market)
ADC use has impacted compost facilities in some regions of Ca.
28% decline in Compost Production
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Areas for Further Study
Study the impact of ADC on the compost industry
Identify those sectors of agricultural that buy compost
Work with CalTrans to increase market Include financial and employment data in
subsequent study
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Implications of Study on CIWMB
1. Green Waste ADC Continues to Increase
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Implications of Study on CIWMB-2-
2. Compost Production Decreased 28%
3. 45% Diversion 2003
33% Diversion 2001
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Implications of Study on CIWMB-3-
4. Does Green Waste ADC Impact Compost Markets?