5. You have any questions about connection to, services available, policies or procedures of the Cupertino Sanitary District. The District provides all residential and commercial users with "24 Hour" Emergency service. The District is responsible for maintaining the sewer mains as well as that portion of the street lateral within the Public Right-of-Way. If you have any questions about work or activity taking place in the street, day or night, please call the emergency number. We are proud to have served you since 1956 and we are looking forward to serving you in the future.