Immediately contact Public Works Operations Monday - Friday between 7:00 AM and 3:30 PM at (616) 940-4870. Between 3:30 PM and 5:00 PM contact Public Works Administration at (616) 940-4817. Evenings and weekends call the emergency number (616) 949-7010. City staff will check the city sewer main in the street to make sure there is not a blockage in the City main. If the city main is clear, the blockage is located in the private sewer lateral and you will need to contact a private licensed plumber to clear the blockage. Sewer claims are subject to the City sewer backup policy and state law. A claim form may be requested by contacting the Finance Department at (616) 940-2110.