[Published by ABC member BioCycle Magazine] By the end of 2019, the City of Longmont, Colorado, expects to be fueling 11 new trash trucks with compressed natural gas (CNG) from the biogas that is currently flared at its wastewater treatment plant (WWTP) anaerobic digester. “The genesis of this project was simply trying to find a use for the biogas being created at our wastewater treatment plant,” explains John Gage, a civil engineer in Longmont’s Environmental Services Group, adding that currently, 75 percent is flared because only a portion is needed for heat at the WWTP. More >>
