Wastewater System Manager, City of Santa Barbara

Lisa Arroyo, P.E.

Lisa Arroyo is the Wastewater System Manager for the City of Santa Barbara, where she oversees a staff of 55 who are responsible for operating and maintaining a 11 MGD  wastewater treatment plant, 3 MGD recycled water facility, 256 miles of wastewater collection system infrastructure, and a water resources laboratory.  Lisa holds Bachelor of Science degrees in both mathematics and in civil engineering and is a licensed professional civil engineer.

During her 17-year tenure with the City of Santa Barbara, Lisa has risen through the ranks, holding progressively increasing roles of responsibility in the areas of engineering design, project development, and program management. Currently she oversees the operations and maintenance of the wastewater treatment plant and collection system, and manages a multi-million dollar Capital Improvement Program that is focused on upgrading the waste treatment plant’s processes and annually replacing or lining approximately three miles of wastewater collection system mains.

Over the past several years, Lisa has used her knowledge and experience to focus on Capital Improvement Projects that leverage trenchless technology to economically renew aging wastewater collection systems. She has experience with both CIPP and conventional lining technologies, as well as directional drilling methodologies.

Lisa is an active wastewater professional and was elected to the Board of Directors for the Western Chapter of NASTT in 2016, where she served as the Secretary. Lisa has long been a champion of trenchless technology, as it is proven to be both an effective and economical solution for improving wastewater collections systems.


City of Santa Barbara

Learn More