Regional San’s Wastewater Source Control Section administers
the Pretreatment Program and is responsible for
providing regulatory oversight of sewer discharges in our service
area, with an emphasis on industrial and commercial
(non-residential) customers. The goal is to protect the
conveyance system and the Sacramento Regional Wastewater
Treatment Plant (SRWTP) from harmful discharges, and there
are many activities needed to do this, including permitting,
sampling, enforcement, and oversight related to industrial
Additionally, Regional San implements significant source
reduction programs, outreach and education programs, and incident
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