Earth Day Poster Contest Now in Full SwingOro Loma sponsors an annual poster contest for students K-12. To view past year's submissions click below. VIEW DETAILS
Oro Loma and Castro Valley Sanitary Districts to celebrate completion of cutting-edge Horizontal Levee construction with public tour More >>
Oro Loma Sanitary District Appoints Local Business Owner and Community Leader to the Board More >>
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ProvidING the Best Possible Service, at the Lowest Possible Cost
Oro Loma Sanitary District provides wastewater collection and treatment services, and residential
and commercial solid waste and recycling services to its customers.