Co-generation Power

The Water Pollution Control Facility uses the biogas from the treatment process to power a co-generation system, which provides 100% of the energy used at the treatment plant and excess electricity is used at other City facilities.

Cogeneration engine


The U&ES Department completes capital improvement projects to ensure Hayward’s water and wastewater services meet the highest standards of quality, reliability, safety, and efficiency. In addition, facilities and programs are continuously upgraded with new technologies to meet the City's environmental goals.