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AgSTAR Focus Newsletter

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Upcoming Topics
  • Co-benefits
  • Anaerobic Digester System Checkup
  • Evaluating system performance and planning for the year ahead

AgSTAR Focus is a technology-centric resource to assist in the safe, efficient, and economical operation of anaerobic digestion (AD)/biogas recovery systems. This page is an archive of previous messages that take a close look at a specific topic or AgSTAR resource. To have the latest edition delivered directly to your inbox, please join the AgSTAR listserv.

  • Anaerobic Digestion Project Financing (November 2021) (pdf) (161.12 KB)
    AgSTAR provides best practices, guidance, and recommendations for assessing the financial feasibility of and securing financing for an AD/biogas project.
  • Making Use of Digestate and Its Nutrients (August 2021) (pdf) (137.44 KB)
    Digestate, the solid and liquid effluent remaining after being processed in the AD system, can be a source of revenue or cost savings and increase the financial and environmental benefit of an AD/biogas system.
  • Spring Anaerobic Digester System Checkup (April 2021) (pdf) (137.04 KB)
    The AgSTAR Anaerobic Digester Operator Guidebook includes basic “checkup” items you can perform to make sure your AD system is operating optimally.
  • 10 Keys to Digester Success (Feb 2021) (pdf) (109.87 KB)
    10 Keys to Digester Success lists 10 factors that can help ensure your project achieves the intended economic and environmental results you seek.

To receive the latest edition of the AgSTAR Focus as it is published, be sure to join the AgSTAR listserv.

AgSTAR

  • About AgSTAR
    • Accomplishments
    • Celebrating 20 Years of Anaerobic Digestion
  • Events
    • Upcoming Events
    • Past Events
    • Webinars
  • Learn About Biogas Recovery
    • What is Biogas Recovery?
    • How Does AD Work?
    • Anaerobic System Design & Technology
    • Benefits of AD
    • Training Resources
  • Practices to Reduce Methane Emissions from Livestock Manure Management
  • Planning AD Projects
    • 10 Keys to Digester Success
    • Risk Analysis and Technical Review Checklist
    • Is AD Right For You?
    • Project Planning and Financing
    • Vendor Directory
  • Building & Operating Biogas Recovery Systems
    • Guidelines and Permitting
    • Project Development Handbook
    • Anaerobic Digester/Biogas System Operator Guidebook
    • Technical Guidance (Library of Tools)
  • Biogas Toolkit
  • Success Stories
    • Stories from the Farm
    • Project Profiles
    • Project Spotlights
    • Meet an Operator
    • Anaerobic Digestion Ombudsman
  • Projects & Opportunities
    • Livestock AD Database
    • Data & Trends
    • Market Opportunities
    • International Projects
    • RNG from Agricultural Resources
  • AgSTAR Partners
  • Frequent Questions about Livestock Biogas Projects
Contact Us About the AgSTAR Program
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on May 7, 2025
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