Prabhakar Somavarapu was appointed District Engineer in June
2013. Somavarapu oversees the operations of both Sacramento
Regional County Sanitation District (Regional San) and Sacramento
Area Sewer District (SASD).
Ruben Robles serves as Regional San’s Director of Operations. In
this role, he is in charge of operations, maintenance,
engineering, administration, construction programs and laboratory
services for all Regional San treatment and conveyance
facilities.
Christoph Dobson was appointed Director of Policy and Planning in
July 2013. As director, he oversees the long-range planning
efforts, rate and fee development, regulatory and legislative
affairs, scientific research, wastewater source control and
high-level policy development for both Regional San and the
Sacramento Area Sewer District (SASD).
Joseph Maestretti was hired as the Chief Financial Officer in
April 2011. Prior to joining the team, Maestretti was employed
with the City of Stockton starting in 1990. There he held
multiple positions, including Capital Improvement Program
Coordinator and ultimately Budget Officer. He also served the
City as the Fiscal Manager of the Stockton Police Department from
1990 to 2006. Prior to that, Maestretti served as an Auditor and
Audit Supervisor with the California State Auditor.
David O’Toole was appointed Director of Internal Services in June
2017. As Director, he oversees fiscal management,
accounting, information technology, clerical, contracts, and
purchasing for Regional San.
Nicole Coleman was hired as the Public Affairs Manager in May
2018. In this role, she is responsible for managing
communications, media relations, stakeholder awareness, community
engagement, advertising, and social media for both the Sacramento
Regional County Sanitation District (Regional San) and the
Sacramento Area Sewer District (SASD).
Thank you for visiting Regional San’s website. Regional San is
committed to protecting our customers’ privacy and does not,
without your knowledge and permission, collect personal
information about you or regarding the reasons for your visit.
Regional San will not resell or distribute any site-visitor data.
Unless you voluntarily provide personal information to us when
inquiring about or requesting specific services, we will not ask
you for, or track, any personal information for any purpose.
Regional San is committed to to providing a website that is
accessible to the widest possible audience, regardless of
technology or ability. If you’re having trouble accessing
information on this site, or if you would like to bring a site
issue to our attention, please send us a message.
PDF Files: PDF files on this site require Adobe
Acrobat Reader, available as a free download.
