The city of Longmont Wastewater Treatment Plant generates 140,000 cubic feet per day of biogas. Putting more of it to beneficial use became a priority five years ago.
Today, the city uses 70-80% of the biogas, thanks to a project that converts that fuel to renewable natural gas for the Waste Services truck fleet. Eleven new trucks in a fleet of 21 now run on the biogas-based fuel; by the end of 2022, three more RNG-fueled trucks will replace diesel units that have reached the end of their life cycle. The city expects to complete the replacement of the diesel vehicles by
