Orange County Sanitation District (OCSD) is a brand that offers a wide range of services and products related to sanitation and wastewater management. Their services include regional sewer service, biosolids management, construction programs, public affairs and legislative engagement, odor control, permits counter, recycled water - groundwater replenishment system, research, strategic planning, urban runoff, and utility records. They also provide services for businesses such as permits counter, source control, and wastewater discharge permits.

OCSD is committed to regulatory compliance and offers programs like the Pretreatment Honor Roll Program. They also provide services for residents such as sewer fees, tours, odor complaint reports, and educational resources on sewage treatment and proper disposal of pharmaceuticals, fats, oils, and grease. With a mission to provide effective and sustainable sanitation solutions, OCSD serves the Orange County community with professionalism and dedication