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Considering Additional Sources of Organics for Manure digesters

Considering Additional Sources of Organics for Manure digesters

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Considering Additional Sources of Organics for Manure digesters

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  1. Considering Additional Sources of Organics for Manure digesters A Very Brief Overview!

  2. Meleesa Johnson Director Marathon County Solid Waste Department 715-446-3101 X104 meleesa.johnson@co.marathon.wi.us

  3. What Are Organics? • In simple terms… • A living thing that will die and decay • For Our Discussion… • Food wastes • Crop/plant residue • Industrial by-products • Some non-recyclable paper

  4. Why Consider Adding Organics to Manure? • According to the American BioGas Council • Highest yield of digester biogas- • Fats, oils and greases (FOGs) • Food waste!

  5. Sources of Organics • Currently, organics make up about 42% of materials entering landfills • Annual est. of food waste entering WI landfills • Residential • ¼ million ton • Institutional/Commercial/Industrial • ¼ million ton • Paper waste entering landfills • Est = 19% of landfill waste

  6. Locally… • Schools • Hospitals • Grocery stores • Restaurants • Food processing facilities • Breweries • Cheese factories • Paper mills • Crop processing • Homes

  7. Things To Consider • Transport • Storage • Site Management • Tipping Fees • Processing

  8. For Your Reference • NRCS-USDA grant opportunity • Conservation Innovation Grant • “The purpose of CIG is to stimulate the development and adoption of innovative conservation approaches and technologies, including anaerobic digesters.” • Pre-proposal deadline 1/31/12 • http://www.nrcs.usda.gov/Internet/FSE_DOCUMENTS/stelprdb1046237.pdf

  9. Thank You For Your Time! Please Feel Free To Contact Me!