Jump to main content or area navigation.


Operating Anaerobic Digester Projects

As of January 2015, AgSTAR estimates that there are approximately 247 anaerobic digester systems operating at commercial livestock farms in the United States. The AgSTAR database provides more detailed information about operating projects.

Map Key: Dairy Swine Poultry Beef Other
Please note that data presented in the map reflects operating digesters in November 2014.

Top of page

Farm Project Profiles

Anaerobic digester systems can be installed successfully at operations that collect manure as a liquid, slurry, or semi-solid. Existing farms use a variety of different types of digester designs and energy use technologies. Details about operating projects can be reviewed by clicking on a map marker in the above map or the full list of operating projects is available below. In-depth profiles of select projects are available here.

Top of page

Anaerobic Digester Database

Farm Type Number of Digester Projects
Beef 8
Dairy 202
Mixed 8
Poultry 7
Swine 39

(last updated January 2015)

The Excel spreadsheet below provides basic information for anaerobic digester systems in the United States. The spreadsheet has multiple tabs to show the following:

Download XLS viewer Exit EPA Disclaimer

Comprehensive Livestock Digester Database (XLS) (91K)

These data were compiled from a variety of sources. AgSTAR cannot guarantee the accuracy of these data. AgSTAR encourages farm operators, project developers, financers, and others involved in the development of farm digester projects to provide updates and corrections to these data by contacting AgSTAR.

Washington Nevada Idaho North Dakota Nebraska Colorado New Mexico Utah South Dakota Kansas Wyoming Arizona Montana Oregon Texas Oklahoma California Minnesota Iowa Missouri Arkansas Louisiana Wisconsin Illinois Michigan Indiana Kentucky Tennessee Mississippi Alabama Florida Georgia South Carolina North Carolina Ohio West Virginia Virginia Maryland Pennsylvania New York Vermont New Hampshire Maine Massachusetts Rhode Island Connecticut

Top of page

Jump to main content.