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Permitting Anaerobic Digesters

Permitting Anaerobic Digesters. OVERALL ANAEROBIC DIGESTION PROCESS. Emissions Biogas. Emissions OS. Emissions T. Biogas. Pipeline gas Electricity Onsite power Compressed Natural Gas (CNG). Liquefied Natural Gas (LNG) Hydrogen Other. Transport (T). Onsite Storage (OS). Heat IN.

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Permitting Anaerobic Digesters

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  1. Permitting Anaerobic Digesters

  2. OVERALL ANAEROBIC DIGESTION PROCESS Emissions Biogas EmissionsOS EmissionsT Biogas • Pipeline gas • Electricity • Onsite power • Compressed Natural Gas (CNG) • Liquefied Natural Gas (LNG) • Hydrogen • Other Transport (T) Onsite Storage (OS) HeatIN EmissionsAD Pretreatment (P) EmissionsP Biogas processing and clean-up Black box--Anaerobic Digester (AD) BiogasOUT FeedstockIN BiosolidsOUT MicrobesIN MoistureIN EffluentOUT Solid waste treatment/ storage/ disposal BIOSOILDSRETAINED Liquid waste treatment/ storage/ disposal Effluent Biosolids • Land application • Discharge to POTW • Fertilizer • Other • Value-added products • Waste-to-energy feedstock

  3. Permit Guidance Manual • Covers: 1. Existing digesters for manure feedstocks only – 2. New digesters for manure feedstocks only – 3. Existing digesters that co-digest manure and other organic feedstocks – 4. New co-digesters for manure and other organic feedstocks – 5. Centralized digesters and co-digesters – 6. End energy product of digestion (electricity or biogas) –

  4. Contents of the manual 1. Flowcharts and other graphics for quickly determining steps for constructing, establishing, and operating digesters. 2. Regulatory requirements, by agency, for each type of digester application. 3. Permitting checklists by agency. 4. Estimated permitting costs by agency. 5. Estimated timelines, by agency, to complete a permit. 6. Checklists, procedures, requirements, and timelines for compliance with the California Environmental Quality Act (CEQA). 7. Samples of permit applications forms. 8. County information and regulatory requirements 9. Specific contact information for State and Local officials 10. Utility connection information and contacts 11. Information and contacts for funding and financing opportunities. 12. Useful links to agencies and utilities web pages.

  5. Major Agencies Involved

  6. Other Areas Covered by the Manual • Specific Agency Requirements • Utility Connection Requirements • California Environmental Quality Act (CEQA) Requirements • Funding/Financing Opportunities

  7. Next Steps • Air Quality Standards Issue • Website for Anaerobic Digesters • Central Valley RWQCB General Permit and Programmatic EIR • Strategic and Comprehensive Planning for Digester Projects

  8. Piping and gauge at the Joseph Gallo Farms methane digester

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