HTN Biogas
HTN Biogas in Caparroso, Navarra, is the largest co-digestion biogas plant in Spain. Bigadan has been turnkey contractor on the biogas process part.
The plant has a treatment capacity of 600 t/day and it primarily treats manure and industrial organic waste from the local area.
The biogas is used for production of electricity with a yearly production of 24.000 MWh.