Hours and Phone


HAVE AN OVERFLOW OR BACKUP, do not run your water until it is cleared.

Monday to Friday
7:30 am - 4:30 pm

(408) 378-2407 Press 2

After Hours Only

(408) 299-2507


Closed to Walk-in Customers

Monday to Friday
7:30 am - 4:30 pm
(408) 378-2407

Permit Counter

By Appointment Only
Monday to Friday
8:00 am - 3:00 pm
(408) 378-2407 Press 5 or
Confirmation email will be sent.
(408) 385-3080 to make an appointment.

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News and Updates


Current Board agenda is here

An archive of Board agendas, packets, and minutes is here


The District office is closed to walk-in customers. Appointments regarding permits are made available based upon needs or inability to process permit via email. Appointments are made Monday through Friday from 8:00 a.m. to 3:00 p.m. Call 408.378.2407 and then press 5. Permit related inquiries should be emailed to permits@westvalleysan.org or contact permits on the phone at 408.378.2407 (press 5). Thank you for your cooperation.


Our office will be closed Monday, July 5th, in observance of Independence Day. There will be no inspections or counter service available.

Private Lateral Replacement Program

The Private Lateral Replacement Program (PLRP) is a new and innovative program that was approved by the West Valley Sanitation District Board in August 2013. The PLRP was created to assist homeowners with replacement of their failing, or failed sewer line serving their home. The PLRP provides homeowners with an interest-free five year term loan, up to a maximum amount of $3,500. ... more

Dental Amalgam Program

Dental practices that place in or remove amalgam fillings are a controllable source of mercury entering the sanitary sewer systems. Consequently, all dental practices located in the eight cities and unincorporated areas served by the San Jose/Santa Clara Water Pollution Control Plant are required to obtain and comply with a 5-year Dental Wastewater Discharge Permit. ... more

Sewer System Management Plan

The SSMP is a document that addresses significant aspects of operating, maintaining, and managing wastewater collection systems. It is anticipated that the utilization of the SSMP by the District and owners and operators of wastewater collection systems throughout the state will help reduce the overall number and frequency of sanitary sewer overflows (SSOs) and ultimately decrease the associated risk to human health and the environment in our community and throughout California. ... more

Mission, Vision, & Values


To protect public health and the environment for the communities it serves through the safe, reliable, and cost-effective collection and conveyance of wastewater for treatment at the San Jose/Santa Clara Regional Wastewater Facility.


To be an industry leader in the greater Bay Area by providing our customers with high-quality and value added services.


West Valley strives to create an environment of continuous improvement by: • Commitment to public good. • Operate with transparency. • Maintain an environment of teamwork. • Demonstrate respect for others and diversity of opinions. • Adhere to high ethical standards and integrity. • Encourage innovation and continuous improvement to provide cost-effective and high-quality service. • Provide responsive and respectful customer service.