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Established on May 27, 1899 - Ross Valley Sanitary District is believed to be California's oldest district. Read our history to learn more.
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Simple tips you can follow to help protect public health and the environment.
Our Capital Improvement Projects replace outdated system infrastructure, enhancing local wastewater system reliability and efficiency.
Ross Valley Sanitary District offers a variety of informational and educational videos about our services.View All Videos
To provide our customers with high quality wastewater collection service, through a system that has no avoidable sanitary sewer overflows, at the lowest sustainable cost, in order to protect public health and the environment.