The city's drainage department provides information on wastewater, sewer and sewage treatment plant.
Drain, sewer, pipe blocked? For assistance in case of malfunctions in the sewer network (backwater, blockage, flooding, accident), please call +49 (0) 80 31 / 365-17 58. Outside opening hours, please contact the malfunction department, tel. +49 (0) 80 31 / 365- 22 22.