Renewable CNG Produced from Food Scraps in South San Francisco

By NGVAmerica News.

South San Francisco Scavenger Company (SSFSC) and its partner Blue Line Transfer, is operating an onsite system which converts food scraps and yard waste into transportation fuel and compost. The facility, which began operations in January 2015, uses dry anaerobic digestion technology to generate clean-burning CNG that powers the company’s collection fleet. The fully enclosed system process 11,200 tons of material per year, including food scraps and food soiled paper collected from businesses in the company’s service area, including South San Francisco, Brisbane, Millbrae, and San Francisco International Airport.