If you experience a sanitary sewer backup issues and suspect the cause is not the result of a blockage or defect with you private sanitary sewer lateral, please contact our Department of Public Works (DPW) at 414-761-5374. Their office hours are Monday – Friday from 7am to 3:30pm. If your issue happens to occur outside of those hours, you can contact our After Hours Emergency number at 414-761-5300. Once contacted, Greenfield DPW crews will be dispatched to respond to begin assessing the situation.
Please note that if you experience a sanitary sewer issue during dry weather periods, there is a high probability that it’s the result of a blockage, or defect with your private sanitary sewer system. In these cases, we recommend you contact a licensed plumber to help you identify and remediate the issue before calling Public Works.