A Small Wisconsin Town Bet Big on a Biodigester. Now the Project Is Defaulting on Its Loans.

A Small Wisconsin Town Bet Big on a Biodigester. Now the Project Is Defaulting on Its Loans.

Zahn’s Farms LLC, an approximately 11,500-head dairy operation in Gillett, Wisconsin, is the site of WI RNG Hub North, a manure methane digester project funded using $41.5 million worth of tax-exempt municipal bonds financed by the town. On June 1, the project, developed and run by Aerogy LLC, missed their $1.7 million principal payment, raising questions about the fate of the project and its impact on Gillett.Methane digesters, like the one at …