Wastewater Treatment Facilities



During the COVID-19 pandemic, the Harrisonville Public Works Department wants to share with you this important reminder from our friends at St. Louis MSD Project Clear about what should and shouldn’t be flushed down your toilet.


To protect the environment and public health by treating wastewater before safely returning the water to local streams.


A $6 million renovation was completed on the main plant in 2011 to comply with current discharge permit requirements. A sewer package plant with a capacity of 22,500 gallons per day provides sewer service to the Wal Mart Distribution Center.

For more information, contact 816-380-8960 or 816-380-8964.