Co-digestion of food wastes with wastewater solids at water resource recovery facilities (WRRFs) can provide financial benefits to WRRFs as well as a broad range of environmental and community benefits. This report authored by several ABC members offers general principles and case study examples of how to create value and manage the risks of adopting co-digestion of food waste (e.g., fats oils and grease, food manufacturing residuals, and food scraps) with wastewater solids to enhance recovery of biogas, soil amendments, and nutrient products. The report also presents a diagnostic framework for WRRFs to analyze the opportunities and business case for co-digestion in their own organizational, market, and policy contexts and, if indicated, to develop a long-term business strategy that advances their mission and long-term goals. More >>
