News & Announcements
Richmond: New Wastewater Plant Improvements To Be Celebrated At Wednesday Ribbon-Cutting Event
Read all about WCW's wonderful Clean & Green Project we're celebrating in October 2026! Read all about it HERE
Check Out the Latest WCW News!
Read all about what we've been up to at West County Wastewater- the latest Lateral is out NOW! Check it out HERE. Be clean, be green!
Congressman John Garamendi presents a check to WCW for N. Richmond Infrastructure Protection
WCW was so proud and grateful to receive a federal check from Congressman John Garamendi to support the design of the North Richmond Sustainability Project and Living Levee! https://youtu.be/dGqbyZzFq6c
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.
