News & Announcements
Property Lease Public Hearing Cancellation
The public hearing regarding the lease of WCW-owned property, previously noticed in the West County Times for the April 15, 2026, Board of Directors meeting, will not be held. Get more [...]
Women’s History Month 2026
WCW is so proud of our amazing staff, but in March, we especially honor our women during Women's History Month. These ladies shine so bright and help light the way [...]
WCW Celebrates Women’s History Month!
This year's theme for Women's History Month is "Leading the Change: Women Shaping a Sustainable Future." Check out our Women in Wastewater series and read about some of our amazing [...]
Wastewater 101
North Richmond Living Levee Project
About West County Wastewater
West County Wastewater (WCW) protects public health and our natural surroundings by safely and responsibly collecting, treating and disposing of wastewater. We are devoted to the community we serve and the environment in which we live, working tirelessly to keep both healthy and safe. Our team is dedicated to service, innovation, collaboration and sustainability.
We serve approximately 34,000 residences and 900 commercial and industrial businesses, with a total population of approximately 100,000 in the following areas:
City of San Pablo
Tara Hills
Richmond (northern subdivisions)
East Richmond Heights
City of Pinole
(designated sectors)
El Sobrante Rollingwood Bayview
Parts of the unincorporated county
WCW Facts
Founded in December 1921 to protect and serve the public health of the community through the construction and maintenance of a sewer system.
Service area covers 16.9 square miles.
Collaborates with a variety of local agencies and neighboring communities, as well as participates in the West County Agency, a joint powers authority, for the purpose of maintaining sewage and sludge disposal facilities.
Operation includes sewage collection, treatment and disposal.
Send Us Your Feedback
West County Wastewater, a publicly owned utility, operates and maintains the public sanitary sewer system in your area.
WCW provides 24-hour response to emergencies within its service boundaries. Your comments and suggestions for improvement are encouraged and welcomed. Your feedback will be used to improve the quality of service in the future.
