City of Manteca


Herwit Engineering


Construct two new digesters, digester control building, existing digester modifications, chemical facilities, gas upgrading equipment and food/FOG receiving facilities for overall increased treatment capacity as well as to provide fuel to one of the first California municipal waste to renewable natural gas (RNG) fueling stations.


Delivering a large, complex project within a short time period that includes many intricate mechanical, electrical and instrument systems that need to work together in a flawless manner in order to achieve the project goals.


Provide RNG to their soon to be built fueling station servicing a the City’s new fleet of CNG/RNG powered vehicles making the City of Manteca a leader in the state for sustainable, green energy.