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Wastewater (Sanitary Sewer)
Businesses
Learn more about City wastewater services for businesses.

Residents
Find City wastewater information for Residents of San José.

Regional Wastewater Facility
As the largest tertiary treatment plant in the western U.S., the Regional Wastewater Facility serves 1.4 million residents and 17,000 business-related sewer connections in an eight-city area.