Service levels are high-level measures that reflect how
well Regional San is meeting its mission from the perspective of
its customers. In other words, service levels measure what our
customers get from Regional San for the money they pay. Check
out each of the service levels to get complete descriptions
of what each one measures (just click on the graphs for enlarged
Violations occur when the quality of water discharged from the
treatment plant to the Sacramento River does not meet regulatory
No more than 5 water quality violations per year. Five water
quality violations per year correspond with the requirements for
the Silver Award issued by the National Association of Clean
A major sanitary sewer overflow occurs when sewage overflows the
wastewater conveyance system (interceptor pipelines) in an amount
greater than 1,000 gallons and/or reaches creeks, rivers or other
No more than 1 major sanitary sewer overflow per year.
This service level reflects proper capacity, operation and
maintenance of major wastewater conveyance (interceptor pipeline)
A major wastewater treatment plant spill occurs when wastewater
that is not fully treated leaves the treatment plant property,
gets into a stream or river, endangers public health and/or
creates a nuisance.
As a major wastewater treatment plant spill represents
catastrophic failure, a target of 0 has been set for this service
Our performance with this service level reflects proper capacity,
operation and maintenance of facilities at the wastewater
During the wastewater treatment process, organic matter is
removed from the water, treated, disinfected and converted to a
fertilizer product called biosolids. This service level reflects
the amount of biosolids recycled as fertilizer.
The current target for this service level is to recycle enough
biosolids to fertilize between 3,000 and 3,650 acres.
Our biosolids recycling efforts represent our commitment to
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.