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Anaerobic Digester Project Profiles

Document Lists

View a document list for the farm project profiles or case studies.

Profiles and Case Studies

You can filter, sort, and search for project profiles and case studies in the table below. Operating systems provide working examples of success, and projects that have been shut down offer lessons learned. The case studies often highlight multiple anaerobic digesters.

Pursuant to 5 CFR § 2635.702(c)(2), names are displayed here as the result of recognition for achievement given under an agency program of recognition for accomplishment in support of the agency’s mission. Any reference to a specific company or commercial product or service by trade name, trademark, manufacturer, company, or otherwise does not constitute or imply the endorsement or recommendation of EPA.


Featured Profiles

Bar-Way Farm
Barstow's Longview Farm Featured Profile
Freund Farm Featured Profile
Noblehurst Farms Featured Profile
Ruckman Farm

« Back | Forward »     Click the image to view the profile.


Farm/Project NameStateAnimal TypeCodigestion?Operating StatusDocument Type
Farm/Project NameStateAnimal TypeCodigestion?Operating Status 
AA DairyNYDairyNoOperationalAgSTAR Profile
ABEC New Hope LLC DigesterCADairyYesOperationalVideo
Baldwin DairyWIDairyNoOperationalAgSTAR Profile
Baldwin DairyWIDairyNoOperationalCase Study
Barstow's Longview FarmMADairyYesOperationalAgSTAR Profile Online
Bar-Way FarmMADairyYesOperationalAgSTAR Profile Online
Bernie Faber Dairy (CalGon Dairy)ORDairyNoOperationalAgSTAR Profile
Big Sky West DairyIDDairyYesOperationalAgSTAR Profile
Blue Spruce Farm, Inc. / Audets Cow PowerVTDairyYesOperationalAgSTAR Profile
Brendle’s Egg FarmPAPoultryNoShut downCase Study
Butler FarmsNCHogNoOperationalAgSTAR Profile
Castelanelli Bros. DairyCADairyNoOperationalAgSTAR Profile
Cayuga County DigesterNYDairyYesOperationalCase Study
Central Sands DairyWIDairyYesOperationalCase Study
Clover Hill Dairy, LLCWIDairyNoOperationalAgSTAR Profile
CottonWood DairyCADairyYesOperationalAgSTAR Profile
Crave Brothers Dairy Farm / Clear Horizons LLCWIDairyYesOperationalAgSTAR Profile
Crave Brothers FarmWIDairyYesOperationalCase Study
Dane County Community DigesterWIDairyYesOperationalAgSTAR Profile
Deere Ridge DairyWIDairyNoUnknownCase Study
DeRuyter & Sons DairyWADairyNoOperationalCase Study
Double S DairyWIDairyNoShut downCase Study
Emerald DairyWIDairyNoShut downCase Study
Emerling FarmsNYDairyYesOperationalAgSTAR Profile
Farm Power LyndenWADairyYesOperationalCase Study (PDF)(21 pp, 913K)
Farm Power Misty Meadow DigesterORDairyYesOperationalProfile
Farm Power RexvilleWADairyYesOperationalCase Study (PDF)(21 pp, 913K)
Five Star Dairy FarmWIDairyYesOperationalAgSTAR Profile
Foster Brothers FarmVTDairyNoShut downAgSTAR Profile
FPE RenewablesWADairyYesOperationalCase Study (PDF)(21 pp, 913K)
Freund FarmCTDairyNoOperationalAgSTAR Profile Online
Gordondale FarmsWIDairyYesOperationalAgSTAR Profile
Green Valley DairyWIDairyYesOperationalCase Study
Green Valley DairyWIDairyYesOperationalAgSTAR Profile
Haubenschild FarmsMNDairyNoOperationalAgSTAR Profile
Holsum Dairy – Elm RoadWIDairyYesOperationalAgSTAR Profile
Holsum Dairy – Elm RoadWIDairyYesOperationalCase Study
Holsum Dairy – Irish RoadWIDairyYesOperationalAgSTAR Profile
Holsum Dairy – Irish RoadWIDairyYesOperationalCase Study
Huckabay RidgeTXDairyYesShut downAgSTAR Profile
Joneslan Farm DigesterVTDairyNoOperationalCase study
Lake Breeze DairyWIDairyNoShut downCase Study
Loyd Ray FarmsNCHogNoOperational• AgSTAR Profile
• Video
Mason Dixon FarmsPADairyNoOperationalAgSTAR Profile
Michigan State UniversityMIDairyYesOperational• AgSTAR Profile
• Case study
• Video
Noblehurst FarmsNYDairyYesOperational• AgSTAR Profile Online
• Case Study
New Hope View FarmNYDairyYesOperationalAgSTAR Profile
Norm-E-LaneWIDairyNoOperationalCase Study
Norswiss FarmsWIDairyYesOperationalCase Study
Norswiss FarmsWIDairyYesOperationalAgSTAR Profile
Open Sky Ranch Dairy DigesterCADairyNoOperationalCase study
Oregon Dairy FarmPADairyNoOperationalCase Study
Pagel’s Ponderosa DairyWIDairyNoOperationalCase Study
Patterson FarmsNYDairyYesOperationalAgSTAR Profile
Penn England FarmPADairyNoOperationalCase Study
Pine Hurst AcresPAHogNoOperationalCase Study
Qualco EnergyWADairyYesOperationalCase Study (PDF)(21 pp, 913K)
Quantum DairyWIDairyNoOperationalCase Study
quasar energy group - WoosterOHDairyYesOperational• AgSTAR Profile
• Video
RES Forest Glen Oaks LLC DigesterORDairyNoOperationalProfile
Ridgeline Dairy FarmNYDairyYesOperationalCase Study
Ridgeline FarmNYDairyYesOperationalAgSTAR Profile
Ruckman FarmMOHogNoOperationalAgSTAR Profile Online
Scenic View Dairy - FennvilleMIDairyNoOperationalCase Study (PDF)(2 pp, 416K)
Scenic View Dairy - FennvilleMIDairyYesOperationalAgSTAR Profile
Schrack FarmsPADairyNoOperationalCase Study
Statz Brothers, Inc.WIDairyNoOperationalCase Study
Sunny Knoll FarmNYDairyYesOperationalAgSTAR Profile
Sunrise DairyWIDairyNoOperationalCase Study
Sunrise Dairy (formerly Suring Community Dairy)WIDairyYesOperationalAgSTAR Profile
SUNY at Morrisville DairyNYDairyNoOperationalCase Study
Synergy Dairy - CovingtonNYDairyYesOperationalCase Study
Tolenaar Holsteins DairyCADairyNoOperationalAgSTAR Profile
Twin Birch DairyNYDairyYesOperationalAgSTAR Profile
USEMCO - Peters Farm DigesterWIDairyYesOperationalCase Study
Van Dyk-S HolsteinsWADairyYesOperationalCase Study (PDF)(21 pp, 913K)
Vander Haak DairyWADairyYesOperationalAgSTAR Profile
Vir-Clar FarmsWIDairyYesOperationalAgSTAR Profile
Volbeda DairyORDairy UnknownFeasibility Study
Volm FarmsWIDairyNoOperationalCase Study
Washington State University Research ProjectWAMultipleYesOperationalAgSTAR Profile
Wild Rose DairyWIDairyYesOperationalCase Study
Wild Rose DairyWIDairyYesOperationalAgSTAR Profile

AgSTAR

  • About AgSTAR
    • Accomplishments
    • Celebrating 20 Years of Anaerobic Digestion
  • Events
    • Upcoming Events
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    • 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
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  • 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 about the AgSTAR Program to ask a question, provide feedback, or report a problem.
Last updated on February 18, 2026
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