The Sioux Center Wastewater Department serves 2,536 customers, treating an average of 1.7 million gallons of wastewater daily at the wastewater treatment plant southeast of the community.


The Wastewater Department is responsible for operating and maintaining wastewater collection and treatment. Specific duties include:

  • Maintaining and repairing deteriorated storm sewer intakes and mains
  • Monitoring and testing wastewater entering and exiting the treatment plant
  • Operating the wastewater treatment plant
  • Performing routine cleaning and jetting of sewer mains
  • Performing routine inspections on manholes, lift stations and sewer mains
  • Preparing monthly reports as required by the Department of Natural Resources and the Environmental Protection Agency
  • Providing customer support for wastewater-related concerns and questions

Collection Systems

Sioux Center has two systems to collect wastewater - the sanitary sewer system and the storm sewer system. View more information on Sioux Center's wastewater collection systems.

Emergency Contact

In case of a wastewater emergency, contact the City Office at 712-722-0761 (7:30 a.m.-4:30 p.m. Monday through Friday) or after business hours call 712-441-2472.

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